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Toshiba RAV-SM2242DT-TR Air Conditioner User Manual

1. button if the CODE No DN is not changed lt Fig 1 RBC AMT32E gt SWING FIX 58 Table 1 CO TN reen o rsa Pesch CC O CITE O CCT CD APPS CCT rien 0 OF Indoor unit capacity N Depending on capacity type System address MO 0099 Not determined Indoor unit address N 0099 Not determined Group address DD 0099 Not determined E 1 Jens EME O WON memo pa 00 1 Temen 31 Ventilation fan standalone MA 0000 Not available 40 Humidifier control drain pump contro 0003 Humidiler ON Pump OFF 60 Timer setting wired remote controller 0000 Available Table 2 Type CODE No 10 0006 Concealed Duct High Static Type RAV SMx x xDT E TR Table 3 Indoor unit capacity CODE No 11 EEPROM initial value on the PC board for indoor unit servicing 54 9 SETUP AT LOCAL SITE AND OTHERS 9 1 Indoor Unit 9 1 1 Test Run Setup on Remote Controller lt Wired remote controller gt 1 When pushing GG button on the remote controller for 4 seconds or more TEST is displayed on LC display Then push 2 35 button e TEST is displayed on LC display during operation of Test Run e During Test Run temperature cannot be adjusted but air volume can be selected e In heating and cooling operation a command to fix the Test Run frequency is output e Detection of error is performed as usual However do not use this function except case of Test Run because it applies load on the
2. OOF Installation Manual Concealed Duct High Static Pressure Maintenance List Heat exchanger Indoor outdoor a e Wash the heat exchanger when it is clogged Fan motor Indoor outdoor Sound e Take appropriate measures when abnormal sound is generated E e Wash the filter with water when it is contaminated Filter e Dust dirt breakage e Replace it when it is damaged e Vibration balance e Replace the fan when vibration or balance is terrible Fan Indoor e Dust dirt appearance e Brush or wash the fan when it is contaminated Air inlet outlet grilles Indoor outdoor e Dust dirt scratches Fix or replace them when they are deformed or damaged e Dust dirt clogging e Clean the drain pan and check the downward slope for smooth drain contamination drainage Ornamental panel indoor Dust dirt scratches d Wash them when they are contaminated or apply repair louvres coating e Rust peeling of insulator Exterior Outdoor P g e Apply repair coating e Peeling lift of coat Drain pan Indoor a y Installation Manual Concealed Duct High Static Pressure 12 TROUBLESHOOTING E Confirmation and check WR Confirmation of error log When an error occurred on the air conditioner the error log can be confirmed with the following procedure The error history is stored in memory up to 4 errors The log can be confirmed from both operating status and stop status When an error
3. gt Power consumption E Power factor O Ee bh Power supply gt D Running current Power consumption E Power factor O Ee Power consumption EE Energy efficiency class JJ A s Power supply Running current Power consumption E Power factor O Es N Power supply V Running current A Power consumption kW Power factor Power consumption kW COP Energy efficiency class Height Outer dimension Main unit 3 Width mm Depth mm Main unit kg Heat exchanger Fan Standard air flow at 137Pa at Mid tap m3 min Fan unit Fan Speed Motor Air filter External static pressure H M L Controller Sold Separately Sound pressure level H M L Sound power level H M L Gas side Connecting pipe Liquid side Drain port Een 3 3 B 313123 3 3 ak wm RAV SM2242DT E RAV SM2242AT8 E 20 0 22 4 RAV SM2802DT E RAV SM2802AT8 E 23 0 27 0 1 phase 220 240V 50Hz 5 25 4 81 1 12 o N 5 25 4 81 1 12 Ko N 3 phase 380 415V 9 83 9 00 6 08 N 7 20 3 26 9 09 2 78 12 33 11 29 7 63 LO Fa 8 75 3 36 12 76 2 63 1 phase 220 240V 50Hz 5 25 4 81 1 12 N 5 25 4 81 1 12 N 3 phase 380 415V 8 68 7 95 5 37 94 6 49 2 57 7 45 3 45 15 0 18 0 11 36 10 40
4. C05 Receive C06 Signal send error to indoor unit Detected by remote controller side There are multiple main remote controllers Detected by remote controller side Duplicated indoor central addresses on communication of central control system Detected by indoor central controller side Communication circuit error of central control system Detected by central controller side Automatic reset x If center exists operation continues Stop Sub unit continues operation Stop Automatic reset Continues By remote controller Continuation Stop Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected L Check sending circuit inside of remote controller Replace remote controller In 2 remote controllers including wireless there are multiple main units Check that there are 1 main remote controller and other sub remote controllers Check setting of central control system network address Network adapter SW01 Check network adapter P C board Check communication wire miswiring Check communication U3 U4 terminals Check network adapter PC board Check central controller such as central control remote controller etc Check terminal resistance TCC LINK Indoor Gr sub unit error Detected by central controller side Displayed when error
5. Entire stop Power supply phase sequence outdoor unit P C board EEN REES DEES Abnormal phase sequence of the 3 phase power supply Operation continued thermostat OFF Indoor fan motor indoor PC board Indoor AC fan error dc ibi meaner fan motor thermal relay activated was detected Entire stop Outdoor unit discharge temp error Outdoor An error was detected in the discharge temp releasing control Entire stop Outdoor unit high pressure system Outdoor High pressure switch The IOL was activated or an error was error detected in the high pressure releasing control using the TE Entire stop The power supply wire may be connected incorrectly SERIES EE Check open phase and voltages of the power supply Entire stop Abnormal temperature was detected by the temp sensor of the IGBT Outdoor heat sink P10 Indoor unit water overflow Indoor Drain pipe clogging of drainage float switch circuit indoor P C board detected Drainage is out of order or the float switch was activated P15 Gas leakage detected Outdoor There may be gas leakage from the pipe or connecting part Check for gas leakage Outdoor 4 way valve indoor temp sensors TC TCJ Indoor An error was detected due to temperature drop of the indoor unit heat exchanger sensor when heating Heat sink overheat 4 way valve error Entire stop Entire stop Entire stop Auto reset Auto reset High pressure
6. Outdoor Unit Terminal block Installation Manual S Indoor Unit Outdoor Unit B OB Remote controller unit Concealed Duct High Static Pressure Installation Manual ee Q APPLICABLE CONTROLS REQUIREMENT e When you use this air conditioner for the first time it takes approx 5 minutes until the remote controller becomes available after power on This is normal lt When power is turned on for the first time after installation gt It takes approx 5 minutes until the remote controller becomes available Approx 5 minutes SETTING SETTING Remote flash Gg controller snes goes ou is available Power on lt When power is turned on for the second or later time gt It takes approx 1 minute until the remote controller becomes available Approx 1 minute SETTING SETTING Remote flashes oes out coniroller g is available Power on e Normal settings were made when the indoor unit was shipped from factory Change the indoor unit settings as required e Use the wired remote controller to change the settings The settings cannot be changed using the wireless remote controller sub remote controller or remote controller less system for central remote controller only Therefore install the wired remote controller to change the settings Changing of setting applicable control Basic procedure for changing settings Change the settings while the a
7. The forced defrost operation is performed for Max 12 minutes e After defrost operation finished the operation returns to the heating operation To execute the defrost operation again start procedure from above item 1 If the forced defrost operation was executed once setting of the above forced defrost operation is cleared 55 9 1 3 LED Display on Indoor P C Board 1 D002 Red e Goes on at the same time when power was turned on Main microcomputer operates and goes on e Flashes with 1 second interval every 500ms When EEPROM is not provided or writing was an error e Flashes with 10 seconds interval every 5S When the mode is DISP 2 D203 Red e Goes on when power is supplied to remote controller Lights on the hardware 9 1 4 Function Selection Setup lt Procedure gt Perform setting while the air conditioner stops 1 SET CL TEST A Push 5 O O buttons simultaneously for 4 seconds or more The first displayed unit No is the master indoor unit address in the group control In this time fan and louver of the selected indoor unit operate UNIT LOUVER Every pushing e button button at left side the indoor unit No in the group control is displayed one after the other In this time fan and louver of the selected indoor unit only operate Y TEMP Using the set temperature cy ca buttons specify the CODE No DN d Using the timer time buttons select the set data
8. YES 1 In case of 1 1 model connection interface 1 1 model connection interface MCC 1440 CN51 and indoor P C board CNO50 NO l il Check connection of A and B terminal blocks 9 EENEG EE Correct communication line of remote controller YES YES Is there no connection error of power supply cable Correct power wiring NO NO Is not the source power supply turned on Turn on the source power supply YES YES Did a power failure occur NO Is the network address changed from the wired remote controller Clear the check code YES Is there no noise source NO Eliminate noise etc Uncontrolled Same to others Can the other indoor units be normally controlled from the central controller Or is the operation status of indoor unit reflected Check central controller Defect Replace YES YES Can the indoor unit be normally controlled Uncontrolled Check indoor P C board MCC 1403 from the wired remote controller Defect Replace Check the power supply transformer of 1 1 model connection interface MCC 1440 Defective Replace 47 E03 error Master indoor unit E03 error is detected when the indoor unit cannot receive a signal from the wired remote controller also central controller Check A and B remote controllers and communication lines of the central control system U3 and U4 As communication is impossible this check code E03 is not d
9. 1 Check suction temp sensor TS sensor TS j error is detected 2 Check outdoor PC board MCC 1599 Miss mounting of outdoor temp Sto Displayed when 1 Check temp sensor TE TS sensor TE TS 8 error is detected 2 Check outdoor P C board MCC 1599 Disconnection short of outside temp See Displayed when 1 Check outside temp sensor TO sensor TO error is detected 2 Check outdoor PC board MCC 1599 Disconnection short of heat sink Sto Displayed when 1 Check outdoor P C board MCC et temp sensor TH P error is detected Q201 is incorporated in TH sensor Displayed when 1 Check outdoor P C board MCC 1599 Displayed when 1 Outdoor service P C board a d i a edie Check model type setting jumper wire 1 Check outdoor P C board Communication error between Displayed when MCC 1596 MCC 1597 MCC 1599 outdoor P C board MCU Stop error is detected 2 Connection check between CN802 of MCC 1599 and CN504 of MCC 1597 and also connection check F08 between CN505 of MCC 1597 and CN851 of MCC 1596 Heat sink overheat error Displayed when Check screw tightening between PC Board and heat Ke Heat sink temp sensor detected Stop de dela sink and check radiator grease MCC 1596 over specified temperature Check heat sink blast path Check gas leak recharge Detection of gas leak Check full open of service valve Discharge temp sensor TD Stop Displayed when 3 Che
10. D Concealed Duct High Static Pressure Procedure 6 If there is other indoor unit to be changed repeat procedure 2 to 5 to change the setup UNIT_LOUVER When the above setup has finished push Ge o to select the indoor UNIT No before change of setup specify CODE No 12 13 14 in order with TEMP CYD Ga buttons and then check the changed contents Address change check Before change 3 3 1 After change 2 2 2 Pushing G button clears the contents of which setup was changed In this case procedure from 2 is repeated Indoor unit No before setup change is displayed Ea E 7 ils To gt E SZ Ses CODE No 7 CODE No CODE No Procedure TEST After check of the changed contents push button Setup is determined When pushing A button the display disappears and the status becomes the usual stop status When pushing A button the operation from the remote controller is not accepted for approx 1 minute If the operation from the remote controller is not accepted even 1 minute or more passed after pushing A button it is considered that the address setup is incorrect In this case the automatic address must be again set up Therefore repeat procedure of the setup change from the Procedure 1 Installation Manual AA A To recognize the position of the corresponding indoor unit though the indoor UNIT No is known Check the position during operation stop Be su
11. Defect Replace E08 LO3 L07 LOS error E08 Duplicated indoor unit No LO3 There are 2 or more master units in a group control LO7 There is 1 or more group address Individual in a group control LO8 The indoor group address is unset 99 If the above error is detected when power supply turned on the mode enters automatically in the automatic address set mode Check code is not output However if the above error is detected during the automatic address set mode a check code may be output LO9 error Is not yet capacity setting Set capacity data of indoor unit of indoor unit set up Setup CODE No DN 11 NO Check indoor P C board MCC 1403 Defect Replace _ A9 L20 error Are wiring connections NO to communication lines Correct wiring connection U3 and U4 normal YES YES D E es d Correct central control system address NO Check central controller including network adapter and indoor P C board MCC 1403 Defect Replace L30 error Are outside devices of NO Check indoor P C board MCC 1403 connector CN80 connected Defect Replace YES D sida dai de NO Check outside devices o outside devices normally work Defect gt Replace YES Check cause of operation P30 error Central controller NO Is group operation carried out Is there check code on sub remote controller in main and sub remote controllers YES
12. Y Push button OK if indication lights e To change the selected indoor unit proceed to Procedure 2 e To change item to be set up proceed to Procedure 3 d 7 TEST Pushing button returns the status to the normal stop status ES 3 ei TIMER SET FAN DVO CE OA L 2 lt Operation procedure gt 1 gt 2 gt 3 gt 4 gt 5 gt 6 END 56 Function selection item No DN list 0000 None 0001 150H Filter sign lighting time 0002 2500H 0003 5000H According to type 0004 10000H 0005 Clogging sensor used 0001 No 1 unit 0064 No 64 unit Central control address j gie SE 0099 Undecided 0099 Undecided No shift 0001 1 C e 0002 2 C Heating suction temp shift 0002 2 C 0010 10 C Floor type 0000 0 C Up to 6 is recommended 0000 1 way air discharge cassette O Type According to model type 0001 4 way air discharge cassette to 0038 Indoor unit capacity 0000 Undecided 0001 to 0034 According to capacity type Line address 0001 No 1 unit to 0030 No 30 unit 0099 Undecided Indoor unit address 0001 No 1 unit to 0064 No 64 unit 0099 Undecided 0000 Individual 0001 Master unit in group 0002 Follower unit in group bh Group address 0099 Undecided In automatic cooling heating temp 0000 0 deg to 0020 20 deg E width of cool heat heat gt Cool heat are reversed with Data value 0003 3 deg Ts 1 5 cool mode selection control point
13. en Concealed Duct High Static Pressure Installation Manual REFRIGERANT PIPING AND EVACUATING E Refrigerant Piping If the outdoor units are to be mounted on a wall make sure that the supporting platform is sufficiently strong The platform should be designed and manufactured to maintain its strength over a long period of time and sufficient consideration should be given to ensuring that the outdoor unit will not fall Use general copper pipes with a wall thickness of 0 8 mm for 012 7 mm and with a wall thickness of 1 0 mm for 928 6 mm half hard Do not use any copper pipes with a wall thickness less than these thicknesses Flare nut and flare works are also different from those of the conventional refrigerant Take out the flare nut attached to the main unit of the air conditioner and use it N o REQUIREMENT When the refrigerant pipe is long provide support brackets at intervals of 2 5 to 3 m to clamp the refrigerant pipe Otherwise abnormal sound may be generated N CAUTION IMPORTANT 4 POINTS FOR PIPING WORK 1 Remove dust and moisture from the inside of the connecting pipes Tight connection between pipes and unit Evacuate the air in the connecting pipes using VACUUM PUMP Check the gas leakage Connected points O N D E Pipe size Liquid side Pipe size i E Liquid side refrigerant pipe connection Permissible Piping Length and H
14. Check corresponding Check indoor P C board MCC 1403 indoor unit outdoor unit Defect Replace 43 P10 error Is connection of float switch connector Indoor control board CN34 normal NO Correct connection of connector NO YES Does float switch work Is circuit wiring normal NO d m m LI LI NO Check and correct wiring Does drain pump work and wire circuit YES Is power of NO drain pump turned on YES Replace drain pump Check the drain pipe etc and indoor PC board MCC 1403 Are connector pins 1 and 3 at drain pump unit side shorted Resistance value 0 NO YES Check indoor P C board MCC 1403 Defect Replace Replace drain pump Check wiring Check that voltage of 1 3 pin of CNO68 on the indoor PC board is 220 240V PO1 error YES Is there no connection error or disconnection of CNO83 connector Connect connector Correct the wiring circuit NO Replace condenser YES YES Is there no mechanical lock of the fan motor Replace fan motor O N NO Is condenser normal Check indoor P C board MCC 1403 Defective gt Replace 44 P19 error NO Is operation of 4 way valve normal YES In heating mode 4 way valve coil terminal 200V NO Is circuit wiring normal YES EE Arway VAVE Check and correct circuit Defective gt Replace YES NO Is refri
15. Hand screwdrivers spanners radio cutting pliers nippers push pins for reset switch e Tester thermometer pressure gauge etc 2 Confirmation points before check a The following operations are normal 1 Compressor does not operate e Is not 3 minutes delay 3 minutes after compressor OFF e Is not it during thermo OFF e Does not timer operate during fan operation e Is not an overflow error detected on the indoor unit e Is not outside high temperature operation controlled in heating operation 2 Indoor fan does not rotate e Does not cool air discharge preventive control work in heating operation 3 Outdoor fan does not rotate or air volume changes e Does not high temperature release operation control work in heating operation e Does not outside low temperature operation control work in cooling operation e Is not defrost operation performed 4 ON OFF operation cannot be performed from remote controller e Is not the control operation performed from outside remote side e Is not automatic address being set up When the power is turned on at the first time or when indoor unit address setting is changed the operation cannot be performed for maximum approx 5 minutes after power ON e Is not being carried out a test run by operation of the outdoor controller b Did you return the cabling to the initial positions c Are connecting cables of indoor unit and remote controller correct 2 Troubleshooting procedure When a trou
16. Outline of specifications Remarks 12 Frequency fixed lt In case of wired remote controller gt Approx command operation When pushing CHK button for 4 seconds or more frequency S7 Test run TEST is displayed on the display screen and the mode enters in Test run mode Push ON OFF button Using MODE button set the mode to COOL or HEAT e Do not use other mode than COOL HEAT mode e During test run operation the temperature cannot be adjusted e An error is detected as usual e A frequency fixed operation is performed After the test run push ON OFF button to stop the operation Display in the display part is same as the procedure in Item 1 Push CHK button to clear the test run mode TEST display in the display part disappears and the status returns to the normal stop status 13 Filter sign display The operation time of the indoor fan is calculated FILTER EH goes on the filter reset signal is sent to the remote controller when the specified time has passed and it is Specified time displayed on LCD Duct 2500H When the filter reset signal has been received from the remote controller time of the calculation timer is cleared In this case the measurement time is reset if the specified time has passed and display on LCD disappears 14 Central control mode Setting at the center controller side enables to selection select the contents which can be operated on the remote control
17. RAV SM2802DT TR RAV SM2804AT8 E 23 0 27 0 50Hz 1 phase 220 240V 5 25 4 81 1 12 N 5 25 4 81 1 12 o N 3 phase 380 415V 9 83 9 00 6 08 94 7 20 3 26 9 09 2 78 12 33 11 29 7 63 94 8 75 3 36 12 76 2 63 1 phase 220 240V 5 25 4 81 1 12 o N 50Hz 5 25 4 81 1 12 N 3 phase 380 415V 8 68 7 95 5 37 D 6 49 2 57 7 45 3 45 15 0 18 0 11 36 10 40 7 03 E 8 15 2 57 11 01 3 31 15 0 20 0 Zinc hot dipping steel plate 470 1380 1250 160 470 1380 1250 160 Finned tube Centrifugal fan 3600 370 x 3 196 137 69 None Local procure Centrifugal fan 4200 370 x3 196 137 69 None Local procure RBC AMT32E AMS41E AS21E2 al D 28 6 12 7 D al al al 28 6 12 7 32 VP25 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 2 1 Indoor Uni SM2242DT TR RAV SM2802DT TR SM2802DT E RAV RAV SM2242DT E RAV 9 N 01 Bununou Jonp 104 ajoy Malos yod uonons Iw Ge 907 N uOonpIEISUt JO OT AJossaooe y aen aseajd a 0J9 18y pue wu pupy Z ZZ s yun Joopu1 ayy UO apis sef Buioauuos Jo Jajawelp ay xoq sued ou Japufy 9z od Buidid uoneorunuuIO9 lddns Jamog 9 87 LUD 7CCD LZLO epis seg apis pmbr ops seo ops pinbrq adid Bunoauuos yod Bunoauuos edd jo J3J9ueIg jo Jajawelg 869 GC aN O S N CH Dag L Z
18. 3 connectors of the orange lead wires that are connected to the underside of the fan tap changing terminal block to the same number F1 F2 or F3 terminal The wires of the fan motor has been connected to F2 External static pressure 137Pa 14mmAg as factory default Low static pressure F1 YEL Yellow BLU Blue motor o amp motor O motor g ORG Orange O O O KN R OC KN e SI A A e a el el Kill Gell FANS Trau OR Fan tap changing terminal block Fr motor de Se Fan motor de Fan motor d O 5 E M OC g OC O Electrical control box Control P C board 4P terminal block 3P terminal block 2P terminal block motor iis g Fan motor iis O P DANAC e OC Fan motor S ads Terminal block No External static pressure Pa mmAq Remarks Yellow Low static pressure Blue Middle static pressure Factory default Orange High static pressure x Do not use F4 NOTE When the external static pressure is changed write down the static pressure once change in the wiring diagram of the indoor unit is made 17 Installation Manual Concealed Duct High Static Pressure 6 DRAIN PIPING WORK N CAUTION Following the Installation Manual perform the drain piping work that water is properly drained and apply a heat insulation not to cause a dew condensation Inappropriate piping work may cause the water leakage
19. 4 Automatic 1 Based on the difference between Ta and Ts the operation Capacity control frequency is instructed to the outdoor unit GA control 2 Cooling operation Every 90 seconds the room temperature difference between temperature detected by Ta and Ts and the varied room temperature value are calculated to obtain the correction value of the frequency command and then the present frequency command is corrected Ta n Ts n Room temp difference n Counts of detection Ta n 1 Ts n Varied room temp value n 1 Counts of detection of 90 seconds before Heating operation Every 1 minute 60 sec the room temperature difference between temperature detected by Ta and Ts and the varied room temperature value are calculated to obtain the correction value of the frequency command and then the present frequency command is corrected Ts n Ta n Room temp difference n Counts of detection Ta n Ta n 1 Varied room temp value n 1 Counts of detection of 1 minute before NOTE In case that Low volume is set the maximum frequency is restricted to approx SB O4 MN Outline of specifications Remarks Automatic cooling 1 The judgment of selecting COOL HEAT is carried out heating control as shown below When exceeding 1 5 against Tsh Tsc Setup temp in 10 minutes and after thermo OFF heating operation cooling operation Thermo OFF exchanges to cooli
20. 60 E Indoor unit power ON sequence e The unit without power feed waits entirely gt Waiting status is released by system start e Reboot when power is fed on the way lt By indoor unit which receives power feed from outdoor unit gt lt Automatic address judgment gt Not normal Gr construction check Normal Gr normal 1 There is no duplicated indoor unit address 2 There is no invalid indoor unit address 3 Individual unit and header follower units are not intermingled 4 Only a unit for individual 5 A master indoor unit and 1 or more sub indoor units for Gr System start Automatic address starts Approx 1 minute up to finish 3 minutes elapse ES 09 lt Initial communication gt Outdoor model distinction 10 seconds Indoor unit lt Cautions at test run gt e Power supply Indoor Outdoor serial and Gr wiring OK e Powers of all indoor units are turned on within 3 minutes Gr construction louver information Remote controller e Reception time for remote controller operation After power supply was turned on 1 When address is OK Approx 50 seconds Remote controller operation is available Ge SEET Approx 50 seconds after power ON lt Usual regular communication gt Regular communication between indoor units Every 30 seconds Header Follower Repetition When the above status changes immediately communicates e Ina group operation if the
21. 7 03 94 8 15 2 57 11 01 3 31 15 0 20 0 Zinc hot dipping steel plate 470 1250 160 470 1380 1250 160 Finned tube Centrifugal fan 3600 370x3 196 137 69 None Local procure Centrifugal fan 4200 370x3 196 137 69 None Local procure RBC AMT32E AMS41E AS21E2 NIO SIP 28 6 12 7 al al N al 28 6 12 7 32 VP25 1 1 1 Concealed Duct High static pressure Type Contined Cooling capacity Heating capacity Electrical characteristics Outdoor unit Indoor unit Outdoor unit Total Indoor unit Power supply Running current Power consumption Power factor Power supply Running current Power consumption Power factor Power consumption Energy efficiency class Power supply Running current Power consumption Power factor Power supply Heating TEE Running current Power consumption Power factor Power consumption Total Energy efficiency class Maximum Indoor unit current Outdoor unit Main unit Height mm Outer dimension Main unit Width mm Depth mm Main unit kg Heat exchanger Fan Standard air flow at 137Pa at Mid tap m3 min Fan unit Fan Speed Motor W External static pressure H M L Pa Air filter Controller Sold Separately out E out ve Gas side mm Connecting pipe 3 Liquid side Drain port 14 3 3 RAV SM2242DT TR RAV SM2244AT8 E 20 0 22 4
22. Handling and Storage of the Carton Examples of indication on the carton 4 e Sp Keep dry Do not drop hd Fragile Do not lay down FRAG L E DO NOT LAY DOWN El 4 Stacking height 1H cartons 12 cartons can be stacked in this case ben This side up Do not step Handle with care DO Oe Te Ae ON Do not walk on this carton Other cautions N CAUTION Injury possibility Don t hande with packing band or may get injured in case of brolen band CAUTION Injury possibility Don t handle with packing band or may get injured in case of broken band Stacking notice In case that cardboard boxes protrude out of pallet when stacking lay a 10mm thick plywood over the pallet Jo box LIT X EII Plywood O O T Pallet Stacking notice In case that cardboard boxes protrude out of pallet when stacking Lay a 10 mm thick plywood over the pallet Owner s Manual 5 Owner s Manual Concealed Duct High Static Pressure Concealed Duct High Static Pressure 3 WIRED REMOTE CONTROLLER This remote controller can control the operation of up to 8 indoor units 2 PART NAMES E indoor unit E Display section cesococooosocoocosoccoooooccocosoocooosoccocosoococosoccscossocoooooccocossooooooooo Air discharge Conhetrs TE Nage quel In the display illustration below all the icons are shown When the unit is in operation only relevant icons w
23. Judging device Indication No header remote controller Remote E01 controller Remote controller communication error Remote Remote controller transmission error controller Indoor unit remote controller regular communication error Indoor unit outdoor unit serial communication error IPDU CDB communication error Indoor Indoor Remote controller Duplicated indoor addresses x Duplicated header remote controllers Air conditioner status System interconnecting wires indoor PC board remote controller x No signal can be sent to the indoor unit Parts to be checked error description Incorrect remote controller setting The header remote controller has not been set including two remote controllers No signal can be received from the indoor unit Indoor Remote controller network adapter indoor P C board No data is duer received from the remote controller or network adapter System interconnecting wires indoor P C board outdoor PC board Auto reset Serial communication error between indoor unit and outdoor unit Indoor address setting error The same address as the self address was detected Remote controller address setting error Two remote controllers are set as header in the double remote controller control The header indoor unit stops raising alarm and follower indoor units continue to operate CPU CPU communication error Indoor Indoor PC board C
24. Manual E Power saving mode 1 Push CE button for at least four seconds when the air conditioner is not working flashes Indicates CODE No C2 UNIT LOUVER 2 Select an indoor unit to be set by pushing Ge o left side of the button Each time you push the button unit numbers change as follows UNIT No O No ___ UNIT No E Ween 1 3 eil UNO The fan of the selected unit runs 3 Adjust the power save setting by pushing TIME 1 G4 buttons Each push of the button changes the power level by 1 within the range from 100 to 50 zs The factory default is 75 SET DATA ES W D 16 iT Ne LC Lo 7 Setting of power level in power saving mode e P SET 4 Determine the setting by pushing gt button 5 Push Gi button to complete the setting 99 Installation Manual Concealed Duct High Static Pressure Remote controller switch monitoring function This function is available to call the service monitor mode from the remote controller during a test run to acquire temperatures of sensors of the remote controller indoor unit and outdoor unit TIMER SET TIME SET CL CL TEST 1 Push and Ge buttons simultaneously for at least 4 seconds to call the service monitor mode The service monitor indicator lights up and the header indoor unit number is displayed first Leif CODE No wx is also displayed 2 Pushing TEMP CY Ga buttons select the number of
25. Manual Concealed Duct High Static Pressure 13 SPECIFICATIONS Sound power level dB Weight Kg Cooling Heating RAV SM2242DT E 160 RAV SM2802DT E 160 Declaration of Conformity Manufacturer Toshiba Carrier Corporation 336 Tadehara Fuji shi Shizuoka ken 416 8521 JAPAN Authorized Nick Ball Representative TCF holder Toshiba EMEA Engineering Director Toshiba Carrier UK Ltd Porsham Close Belliver Industrial Estate PLYMOUTH Devon PL6 7DB United Kingdom Hereby declares that the machinery described below Generic Denomination Air Conditioner Model type RAV SM2242DT E RAV SM2802DT E RAV SM2242DT TR RAV SM2802DT TR Commercial name Digital Inverter Series Air Conditioner Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Complies with the provisions of the following harmonized standard EN 378 2 2008 NOTE This declaration becomes invalid if technical or operational modifications are introduced without the manufacturer s consent Information according to EMC Directive 2004 108 EC Name of the manufacture TOSHIBA CARRIER CORPORATION Address city country 336 Tadehara Fuji shi Shizuoka ken 416 8521 Japan Name of the Importer Distributor TOSHIBA CARRIER UK Ltd Address city country Porsham Close Belliver Industrial Estate PLYMOUTH Devon PL6 7DB United Kingdom 90 Installat
26. Only a qualified installer 1 or qualified service person 1 is allowed to carry out the electrical work of the air conditioner Under no circumstances must this work be done by an unqualified individual since failure to carry out the work properly may result in electric shocks and or electrical leaks Wear protective gloves and safety work clothing during installation servicing and removal When connecting the electrical wires repairing the electrical parts or undertaking other electrical jobs wear gloves to provide protection for electricians and from heat insulating shoes and clothing to provide protection from electric shocks Failure to wear this protective gear may result in electric shocks Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations and laws Use of wiring which does not meet the specifications may give rise to electric shocks electrical leakage smoking and or a fire General heights using a stand of 50 cm or more or to remove the intake grille of the indoor unit to undertake work Only a qualified installer 1 or qualified service person 1 is allowed to undertake work at When working at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladder s instructions Also wear a helmet for use in industry as protective gear to undertake the work When working at heights put a sign in place so that n
27. P05 Open phase of 3 phase power Stop Displayed when j p P p H supply error is detected 2 Black lead wire to be connected to CNO3 of MCC 1596 does not pass through T611 1 Check connection of Ps sensor connector 2 Check failure of Ps sensor F23 Ps sensor error Stop pd 3 Check compressing power error of compressor 4 Check 4 way valve error 5 Check outdoor PC board error 1 Check service valves are fully opened Gas side Liquid side 2 Check clogging of outdoor PMV PMV1 2 Displayed when 3 Check SV2 circuit HOG Low pressure protective operation Stop error is detected 4 Check Ps sensor error 5 Check clogging of indoor filter 6 Check clogging of refrigerant pipe 7 Check of outdoor fan operation In heating mode 8 Check short of refrigerant Discharge temp error l 1 Check refrigerating cycle Gas leak p Displayed when 03 Discharge temp TD over Stop enoris defected 2 Trouble of electronic expansion valve specified value was detected 3 Check discharge temp sensor TD 1 Check case thermostat and connector 2 Check gas leak recharge Case thermostat operation Displayed when H04 Stop play 3 Check full open of service valve x Abnormal overheat of compressor error is detected 4 Check PMV Pulse Motor Valve 5 Check broken pipe 1 Check service valves are fully opened Gas side Liquid side 2 Check of outdoor fan operation 3 Check motor error of outdoor fan 4 Check clogging of
28. RESET After cleaning push a H display disappears N CAUTION ct C DON OFF FAN SAVE VENT SWING FIX UNIT LOUVER Do not start the air conditioner while leaving air filter removed Push the filter reset button EH indication will be turn off PERIODIC MAINTENANCE e For environmental conservation it is strongly recommended that the indoor and outdoor units of the air conditioner in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner When the air conditioner is operated for a long time periodic maintenance once a year is recommended Furthermore regularly check the outdoor unit for rust and scratches and remove them or apply rustproof treatment if necessary As a general rule when an indoor unit is operated for 8 hours or more daily clean the indoor unit and outdoor unit at least once every 3 months Ask a professional for this cleaning maintenance work Such maintenance can extend the life of the product though it involves the owner s expense Failure to clean the indoor and outdoor units regularly will result in poor performance freezing water leakage and even compressor failure When a drain pump kit sold separately is installed If it is used in a place full of dust or oil mist the pump will be clogged and proper drainage is disabled Clean the drain pump periodically For how to clean the drain pump contact the dealer 86
29. SET 6 Push button The setting completes if the setting data are displayed 7 Return to the normal stop status by pushing be button Approx 1 minute is needed to start operation of the remote controller Step 4 Write the on site setting data to the EEPROM such as address setting etc Perform the steps 1 and 2 above again Step 5 Change the CODE No DN to by pushing Y A buttons for the temperature setting this is the setting for the filter sign lighting time Step 6 Check the setting data displayed at this time with the setting data put down in 1 1 If the setting data is different modify the setting data by pushing buttons for the timer setting to the data put down in 1 The operation completes if the setting data is displayed 2 Ifthe data is the same proceed to next step Step 7 Change the CODE No DN by pushing CY A buttons for the temperature setting As described above check the setting data and modify to the data put down in 1 Step 8 Repeat the steps 6 and 7 Step9 After the setting completes push e button to return to the normal stop status It takes approx 1 min until the remote control operation is available again The CODE No DN are ranged from 27 to FF The CODE No DN is not limited to be serial No Even after modifying the data wrongly and pushing a button it SES is possible to return to the data before modification by pushing Lint Lit
30. Sub Header Sub Header Master Header Sub Max 8 units Only turning on source power supply Automatic completion 68 10 3 Address Setup Manual Setting from Remote Controller In case that addresses of the indoor units will be determined prior to piping work after cabling work Example E E e Set an indoor unit per a remote controller Real line Cabling Broken line Refrigerant pipe Outdoor Outdoor OS DDG e Turn on power supply Line address 1 Indoor unit address 1 Group address gt 1 2 SET CL TEST e 1 Push O O amp buttons simultaneously For the above example perform setting by 2 Zeg Line address connecting singly the wired remote controller sin e temperature setu uttons without remote controller inter unit cable Using the temperat tup i buttons ith ller i it cabl set to the CODE No Group address Individual 0000 Using timer time O buttons set the line address Header unit 0001 In case of group control Push button OK when display goes on lt Indoor unit address Using the temperature setup Y 4 buttons set 7 to the CODE No Using timer time buttons set 1 to the line address Push button OK when display goes on Group address Using the temperature setup y 4 buttons set 7 to the CODE No O ONO AAW Using timer time buttons set 777 to Individual 12277 to Master unit and 277 to sub unit 10 Push
31. The qualified service person who is allowed to do the electrical work involved in installation repair relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to do the refrigerant handling and piping work involved in installation repair relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or
32. WR 8 C Operation Pre heating operation can be set for cold regions where room temperature drops to below zero Procedure 7 Push simultaneously e ee Gi buttons for 4 seconds or more when the air conditioner is not working After a while the display part flashes as shown below Check the Displayed CODE No is 10 e When the CODE No is other than 10 push Gi button to erase the display and repeat procedure from the first step After pushing Ze button operation of the remote controller is not accepted for approx 1 minute 7 CODE No Display changes according to the model No of indoor unit Procedure 2 UNIT LOUVER Every pushing e button the indoor unit No in the group control is displayed in order Select the indoor unit of which setup is changed In this time the position of the indoor unit of which setup is changed can be confirmed because fan of the selected indoor unit operate Procedure 3 Using TEMP y Ca buttons specify CODE No d1 Procedure 4 Using TIME Y 4 buttons select SET DATA 0001 SET DATA 8 C Operation setting 0000 None Factory default 0001 8 C Operation setting Procedure 5 Push G button In this time the setup finishes when the display changes from flashing to lighting Procedure 6 TEST Push amp button Setup is determined When pushing Gi button the display disappears and the status Becomes the usual stop status Whe
33. air with high salt content seaside area or place exposed to large quantities of sulfide gas hot spring Should the unit be used in these places special protective measures are needed A restaurant kitchen where a lot of oil is used or place near machines in a factory Oil adhering to the heat exchanger and resin part fan in the indoor unit may reduce the performance generate mist or dew drop or deform or damage resin parts Place where organic solvent is used nearby Place close to a machine generating high frequency Place where the discharged air blows directly into the window of the neighbour house Outdoor unit Place where noise of the outdoor unit is easily transmitted When install the outdoor unit on the boundary with the neighbour pay due attention to the level of noise Place with poor ventilation Before air duct installation check whether value of air volume static pressure and duct resistance are correct Do not use the air conditioner for special purposes such as preserving food precision instruments or art objects or where breeding animals or growing plants are kept This may degrade the quality of preserved materials Place where any of high frequency appliances including inverter devices private power generators medical equipment and communication equipment and inverter type fluorescent light is installed A malfunction of the air conditioner abnormal control or problems due to noise to such app
34. apis Dnbru pazelg apis seo pod Bunoauuos adid juelaBujay P pod Bunoauuos adid juelaBujay P HL xoq sped 911199 3 OS uod Bulueajo pue y99y aJou JO 001 aJou JO joued 499y dey uleup ul Ajises dn said Dudu ulesp ul eBequeb esneseq Duupap 0 jqe aq 0 y ayeu o pue Bnid au jas 0 aime ag UOHUSHV AUEUIOZUOU yun urew y Buey seald CG JOUOI PUOD sIE Ul yea Jajem JO an 1ej asneo Aew y pue JoBueyoxe jeay 1e ay Ul pay90 q sie sisnp Jay 11e OU SI 3134 UI eu uonons e se yons jse poulejulew uonisod ayy ul sjuewsBue Je es0 191111 11e Ue JOS 0 BUNS aq OS 3pISUI SY Jo JE SARY JOU SBOP JUN JOOPU y AIODEL eorueyoau JO USyoyy se YONS eyouus jio Aq papnoJus sI JO S9SISdSIp jlo aJeym asejd ay uo UOUEIEISUI ay DIOAE aseald E ainBy mojaq umoys se Aem sy uo del UleJp e jas 0 ans q pue OOLIL IS piemumop Buridid uleJp ay adojs 0 188 e uod a6Beyosip sie jo ybu ey je Od y y e jes 0 auns ag L SCHON UOUEIIEISUIS Ur youd Bununou yoq BuibueH 09Z L youd Bunyunou yoq BuibueHy 882 1 Z6 x ZL p yoq BulBuey 104 aJoH g0eds animos 0095 pod 199YY SE gt a0eds JAM S Buinias pue uogejjezsui JO pauinbal soeds 15 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 3 1 Indoor Unit RAV SM2242DT E RAV SM2802DT E RAV SM2242DT TR RAV SM2802DT TR me cs e cr e emm e cs wm vm e e e cs wm cs wm e e e eee Distributor Indoor unit Str
35. as follows UNIT No UNIT No UNIT No a a TmT an UNITNO 1 4 The fan of the selected unit runs 3 PushTIME O buttons to adjust the power saving mode setting e Each push of the button changes the power level by 1 within the range from 100 to 50 CODE No e The factory default is 75 y gt LL Setting of power level in power saving mode 4 Push amp button 5 Push button to complete the setting eE Concealed Duct High Static Pressure Owner s Manual 8 ENERGY SAVING RECOMMENDATIONS Select a comfortable set point and minimize adjusting it e Clean the filter when ever the filter display EH is illuminated on remote controller e Keep doors and windows closed and open them only when necessary e Use drapes curtains or shades to keep direct sun light from heating the room on very hot days e Do not obstruct the return air grille Adjust the air flow direction for even air distribution in the room Clean please Checks before operating e Check whether the earth wires are properly connected e Check whether the air filters are installed e Turn on the leakage breaker at least 12 hours before operating Protective device e The protective device stops operation when the air conditioner is overloaded e When the protective device is activated the current operation stops and the operation lamp and AF on the remote controller flash When the protective device is activated e When
36. button OK when display goes on 1 1 Push A button Setup completes The status returns to the usual stop status 2 5 8 END 11 TIMER SET TIME FILTER RESET TEST 1 lt Operation procedure gt 1 gt 2 gt 3 gt 4 gt 5 gt 6 gt 7 gt 8 gt 9 gt 10 gt 11 END 69 E Confirmation of indoor unit No position 1 To know the indoor unit addresses though position of the indoor unit body is recognized e In case of individual operation Wired remote controller indoor unit 1 1 Follow to the procedure during operation lt Procedure gt Push button if the unit stops UNIT LOUVER 2 Push e button Unit No is displayed on LCD It disappears after several seconds The displayed unit No indicate line address and indoor unit address When other indoor units are connected to the identical remote controller Group control unit other unit numbers are also displayed every pushing UNIT LOUVER e button FILTER RESET TEST TIMER SET FAN MODE TIME SAVE VENT SET CL SWING FIX UNIT LOUVER e lt Operation procedure gt 2 To know the position of indoor unit body by address e To confirm the unit No in the group control 1 gt 2 END 1 Operation Follow to the procedure during operation in this procedure the indoor units in group control stop lt Procedure gt The
37. button was pushed repeat from Procedure 2 28 Concealed Duct High Static Pressure Procedure 6 TEST When settings have been completed push button to determine the settings When e button is pushed SETTING flashes and then the display content disappears and the air conditioner enters the normal stop mode While SETTING is flashing no operation of the remote controller is accepted El w Ki E Filter sign setting According to the installation condition the filter sign term Notification of filter cleaning can be changed Follow to the basic operation procedure e For the CODE No in Procedure 3 specify 01 e For the SET DATA in Procedure 4 select the SET DATA of filter sign term from the following table SET DATA Filter sign term 0000 None 0001 150H 0002 2500H Factory default 0004 10000H To secure better effect of heating When it is difficult to obtain satisfactory heating due to installation place of the indoor unit or structure of the room the detection temperature of heating can be raised Also use a circulator etc to circulate heat air near the ceiling Follow to the basic operation procedure e For the CODE No in Procedure 3 specify 06 e For the set data in Procedure 4 select the SET DATA of shift value of detection temperature to be set up from the table below 1 C 2 C Factory default 3 C Installation
38. e 01 Order of error log is displayed in CODE No e Error code is displayed in CHECK e Indoor unit address in which an error occurred is displayed in Unit No i No LI UNIT No lo R C No Procedure 2 Every pushing of 3 ED button used to set temperature the error log stored in memory is displayed in order The numbers in CODE No indicate CODE No 01 latest gt 04 oldest REQUIREMENT Do not push G button because all the error log of the indoor unit will be deleted Procedure 3 TEST After confirmation push A button to return to the usual display D E Remote controller switch monitoring function This function is available to call the service monitor mode from the remote controller during a test run to acquire temperatures of sensors of the CODE No remote controller indoor unit and outdoor unit Outdoor unit heat exchanger coil temperature TE Outside air temperature TO Compressor discharge temperature TD Compressor suction temperature TS Heatsink temperature THS Operating current x1 10 Compressor cumulative operating hours x100h SAVE SWING FIX H Ap 1 Push e and A buttons simultaneously for at least 4 seconds to call the service monitor mode The service monitor indicator lights up and the header indoor unit number is displayed first CODE No 47 is also displayed 2 Pushing TEMP Cv CA buttons select the n
39. e Air leaking noise is heard occasionally It is generated by the solenoid valve when it is actuated e A clattering sound is heard when the power is turned on It is generated by the outdoor unit during preparation for operation The room air is smelly or a bad odor comes from the air conditioner e Smells impregnated in the walls carpets furniture clothing or furs come out Outdoor unit is frosted in heating operation Water drains from outdoor unit e he outdoor unit is sometimes frosted in heating operation In that case the unit automatically performs defrosting for 2 to 10 minutes for increasing the heating efficiency e In defrosting operation both the indoor and outdoor units stop air flow e Hiss sound is heard when flow of the refrigerant is changed for defrosting e Resultant water of automatic defrosting in heating operation drains from outdoor unit A white mist of chilled air or water is generated from the outdoor unit e When the indoor unit in cooling operation or the outdoor unit in defrosting operation occasionally steams Check these items If any of these problems still remains stop the operation turn off the leakage breaker and then notifies the dealer of the serial number and details of the error Never repair any part by yourself as it is dangerous When AF and a combination of E F H i or H and a number are displayed on the remote controller also inform the dealer of the display content 91 Owner s
40. for refrigerant leaks and check the insulation resistance and water drainage Then perform a trial run to check that the air conditioner is running properly After repair work has finished check there is no trouble If check is not executed a fire electric shock or injury may be caused For a check turn off the power breaker After repair work installation of front panel and cabinet has finished execute a test run to check there is no generation of smoke or abnormal sound If check is not executed a fire or an electric shock is caused Before test run install the front panel and cabinet Check the following matters before a test run after repairing piping e Connect the pipes surely and there is no leak of refrigerant e The valve is opened Running the compressor under condition that the valve closes causes an abnormal high pressure resulted in damage of the parts of the compressor and etc and moreover if there is leak of refrigerant at connecting section of pipes the air is suctioned and causes further abnormal high pressure resulted in burst or injury Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous for the air conditioner to be relocated by an unqualified individual since a fire electric shocks injury water leakage noise and or vibration may result Check the following items after reinstallation 1 The earth wire is correctly connected 2 The
41. in individual indoor unit O Unset indoor group address lt gt Indoor group address is unset CH x x 510 x lt gt When this warning was detected before group construction address check finish at power supply was turned on the mode shifts automatically to AUTO address setup mode N 8 9 0 0 Ul ojo Remote controller detected Check code indication Air conditioner operation Representative defective position Explanation of error contents Remote controller i j Automatic Operation reset continuation Ke o No master remote controller Remote controller communication Receive error Signal cannot be received from indoor unit Master remote controller was not set including 2 remote controllers a Remote controller communication Send error Signal cannot be sent to indoor unit Oos REES a In 2 remote controller control both were set as master me el E Indoor master unit stops warning and follower unit continues operation px A Central control devices detected Check code indication Air conditioner operation Representative defective position Explanation of error contents TCC LINK central j j P Automatic Operation reset continuation CO Central control system communication send error Signal sending operation of central control system is impossible There are multiple same central devices Al NET ion 5 A Central control system communication receive error Signa
42. indoor unit numbers in the group control are successively displayed and fan louver and drain pump of the corresponding indoor unit are turned on Follow to the procedure during operation 1 Push Ca and Ce buttons simultaneously for 4 seconds or more e Unit No ALL is displayed e Fans and louvers of all the indoor units in the 1 group control operate S UNIT LOUVER m 2 Every pushing button the unit numbers in the group control are successively displayed 3 e The unit No displayed at the first time indicates the master unit address SAVE SWING FIX lt Operation procedure gt e Fan and louver of the selected indoor unit only operate 3 Push K button to finish the procedure All the indoor units in the group control stop 70 gt 2 gt END Owner s Manual Concealed Duct High Static Pressure 11 OWNER S MANUAL Original instruction ADOPTION OF NEW REFRIGERANT This Air Conditioner uses R410A an environmentally friendly refrigerant This appliance is not intended for use by person including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Contents PRECAUTIONS FOR SAFETY cin recaen 4 2 PART NAMES E 7 3 WIRED REMOTE CONTROLLER sseeessnneneeeeeerenrnneesoerenenrnneeeoeetttnnnne
43. indoor unit which was fed power after judgment of automatic address cannot receive regular communication from the master unit and regular communication on identical pipe within 120 seconds after power was turned on it reboots system reset The operation starts from judgment of automatic address Gr construction check again If the address of the master unit was determined in the previous time the power fed to the master unit and reboot works the master unit may change though the indoor unit line address is not changed 61 9 2 Setup at Local Site Others Model name TCB PCNT30TLE2 9 2 1 1 1 Model Connection Interface 1 Function This model is an optional P C board to connect the indoor unit to 1 1 model connection interface 2 Microprocessor block diagram Indoor unit Central controller 1 1 model connection interface P C board CN40 CNO50 made a CN51 1 moae i 1 ne ER connection interface Be i ES communication circuit CNO041 Ken SWO Terminal block MCC 1440 _ A B 1 1 model RENE WEEN connection interface Communication units Total 64 units Remote controller Communication distance 2000 m 3 1 1 model connection interface wiring connection CAUTION 4 2 3 4 When controlling customized setup collectively 1 1 model connection interface This option is required In case of group operation the 1 1 model connection interface is necessary to be connected to the main uni
44. is detected Check the check code of the corresponding unit from remote controller Accordin Central controller g P30 to each case 2 The check code cannot be displayed by the wired remote controller Usual operation of air conditioner becomes unavailable For the wireless models an error is notified with indication lamp 3 This trouble is related to communication of remote controller A B central system TCC LINK U3 U4 and E01 E02 E03 E09 or E18 is displayed or no check display on the remote controller according to the contents 39 7 1 2 Diagnostic Procedure for Each Check Code Indoor Unit Check code E01 error NO Correct inter unit cable Is inter unit cable of A and B normal af remote controller YES Is there no disconnection or YES contact error of connector on harness aa Sete oo from terminal block of indoor unit g NO NO Is group control operation YES l NO Check power connection of indoor unit Is power of all indoor units turned on Turn on power again YES Check indoor P C board MCC 1403 Defect Replace Is power supplied to remote controller AB terminal Approx DC18V YES NO Are 2 remote controllers set YES Correct a master unit a follower unit without master unit Remote controller address connector NO Check remote controller P C board Defect Replace E09 error Are 2 master units set in Correct as
45. outdoor PMV PMV1 2 PO4 Hi Displayed when e e igh pressure SW system error Stop Grrariedetociad 5 Check clogging of heat exchanger in indoor outdoor units 6 Short circuit status of suction discharge air in outdoor unit 7 Check outdoor PC board error 8 Check fan system error Cause of air volume drop at indoor side 9 Check PMV opening status in indoor unit PO5 Power supply voltage error er 1 Check power supply voltage AC342 to 457V 1 Check outdoor heat exchanger sensor TL High pressure protective operation 2 Check indoor heat exchanger sensor TC TCJ e During cooling operation outdoor 3 Check full open of service valve P20 empa Nao EE Stop Displayed when 4 Check indoor outdoor fan temperature over specified temp tee l l o error IS detected 5 Check PMV Pulse Motor Valve e During heating operation indoor temp sensor TC TCJ detected 6 Check clogging and short circuit of indoor outdoor heat temperature over specified temp exchanger 7 Overcharge of refrigerant Recharge 1 Check lock of fan motor Displayed when 2 Check power supply voltage between L2 and N mes Outdoor fan system orror SR are EE AC198 to 264V ES j 3 Check outdoor PC board 1 When performing operation while taking off compressor wire P26 error occurs Check control P C board Short circuit error of compressor Stop Displayed when MCC 1596 P26 driving element error is detected 2 When performing operation w
46. power cord is not caught in the product 3 There is no inclination or unsteadiness and the installation is stable If check is not executed a fire an electric shock or an injury is caused When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve left open and the compressor still operating will cause air etc to be sucked in raising the pressure inside the refrigeration cycle to an abnormally high level and possibly resulting in reputing injury etc When the service panel of the outdoor unit is to be opened in order for the compressor or the area around this part to be repaired immediately after the air conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the service panel If you fail to heed this warning you will run the risk of burning yourself because the compressor pipes and other parts will be very hot to the touch In addition before proceeding with the repair work wear the kind of insulated heat resistant gloves designed to protect electricians When the service panel of the outdoor unit is to be opened in order for the fan motor reactor inverter or the areas around these parts to be repaired immediately after the air conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the servic
47. power of the indoor unit until vacuuming of the refrigerant pipes completes Installation Manual 8 ELECTRICAL CONNECTION Remote controller wiring 2 core non polarity wire is used for the remote controller wiring Wiring 1 Figure below shows the wiring connections indoor power line and between the indoor and outdoor units and between the indoor units and remote controller The wires indicated by the dash lines are provided at the installation place Insulate the unsheathed redundant cords conductors with electrical insulation tape Process them so that they do not touch any electrical or metal parts E Wiring diagram Indoor Fan Input power 220 240V 50 Hz Outdoor Input power 380 415V 3N 50 Hz Outdoor Circuit breaker Leakage breaker Circuit breaker I Leakage breaker 4 a Wired remote controller E Power and Wiring Specification 220 240V 50 Hz 15A 25A 3 x 2 5mm or more HO7 RN F or 60245 IEC 66 Indoor fan power supply wire E Se 4 x 1 5mm or more System interconnecting wires HO7 RN F or 60245 IEC 66 x Number of wire x wire size 25 Installation Manual Concealed Duct High Static Pressure E Wire connection REQUIREMENT e Be sure to connect the wires matching the terminal numbers Incorrect connection causes a trouble e Be sure to pass the wires through the bushing of wire connection holes of the indoor unit e Keep a margin A
48. protective operation Outdoor High pressure protection Entire stop Outdoor unit fan motor outdoor unit P C board An error overcurrent Cutasor uni tamemar Outdoor locking etc was detected in the outdoor unit fan drive circuit Entire stop IGBT outdoor unit PC board inverter wiring compressor Short circuit protection for compressor drive circuit devices G Tr IGBT was activated pe Outdoor unit P C board high pressure switch nee Potdar AR pasiigi eile Compressor motor position error was detected Another indoor unit in the group is raising an alarm Indoor E03 L07 L03 L08 alarm check locations and error description x The air conditioner automatically enters the auto address setting mode Outdoor unit inverter Idc activated Outdoor Other indoor unit error Ap Entire stop Entire stop Entire stop Auto reset Revised May 2010 13 DETACHMENTS 13 1 Indoor Unit REQUIREMENT At the service replacing time of the heat exchanger the following tools are necessary Prepare them before the service work Necessary tools Plus screwdriver monkey wrench spanner etc AN CAUTION e Be sure to place the heat exchanger at safe and flat place and then start the work e Necessarily put gloves when starting the work Working with the naked hands may cause injury on the hands NOTE Each fan motor weights approx 8 kg An air blower assembly with 1 fan weights approx 20 kg and
49. the described items thoroughly in the following contents Indications lllustrated marks and keep them Explanation of indications N DANGER Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties when an incorrect work has been executed Indicates possibilities assumed that a danger causing a death or serious injury of the N WARNING repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the N CAUTION repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Property damage Enlarged damage concerned to property furniture and domestic animal pet Explanation of illustrated marks Explanation Indicates prohibited items Forbidden items to do The sentences near an illustrated mark describe the concrete prohibited contents Indicates cautions Including danger warning The sentences or illustration near or in an illustrated mark describe the concrete cautious contents Indicates mandatory items Compulsory items to do The sentences near an illustrated mark describe the concrete mandatory contents Warning Indications on the Air Conditioner Unit Confirmation of warning label on the main unit Confirm that
50. to do the refrigerant handling and piping work involved in installation relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work e Qualified service The qualified service person is a person who installs repairs maintains relocates and removes the air person conditioners made by Toshiba Carrier Corporation He or she has been trained to install repair maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations
51. unit 2 Use either heating or cooling operation mode for TEST NOTE The outdoor unit does not operate after power has been turned on or for approx 3 minutes after operation has stopped 3 After a Test Run has finished push button again and check that TEST on LC display has gone off To prevent a continuous test run operation 60 minutes timer release function is provided to this remote controller 9 1 2 Forced Defrost Setup of Remote Controller For wired remote controller only Preparation in advance SET CL 1 Push E O O buttons simultaneously for 4 seconds or more on the remote controller Push buttons while the air conditioner stops The first displayed unit No is the master indoor unit address in the group control 2 Every pushing 7 button the indoor unit No in the group control is displayed one after the other Select a main indoor unit outdoor unit is connected which is to be defrosted In this time fan and louver of the selected indoor unit operate Using the set temperature 4 buttons specify the CODE No DN 8C Using the timer time DO buttons set time to data 0001 0000 at shipment Push button OK if indication lights Oa A GA Pushing K button returns the status to the normal stop status Practical operation Push ON OFF 495 Key e Select the HEAT mode e After while the forced defrost signal is sent to the outdoor unit and then the outdoor unit starts defrost operation
52. with 2 fans weights approx 39 kg An air blower assembly can be derived from main unit by one person However the assembly must be carried by two people Air blower assembly 1 fan type Air blower assembly 2 fans type 13 2 How to replace the parts E Fan assembly and replacement 1 Fan assembly lt Fan assembly gt Appearance Fan assembly Fan assembly e SM224 type fan has the same construction 1 fan 2 fans with SM280 type for assembling e Fan assembly is configured with assembly eg 7 EA a of 1 fan and assembly of 2 fans _ t SET EA Electric parts box cover E at AL 4 screw 2 positions e BR de Men Es 102 Da 1 Fan assembly Continued lt Fan Fan case gt Take off screws 2 positions of the electric parts box cover Remove the electric parts box cover Cut the bundling band 3 positions which binds the fan motor lead wires Remove yellow F1 blue F2 and orange F3 Faston terminals of the fan motor lead wires Remove FAN1 White FAN2 Blue and FAN3 Red connectors of the fan motor Take off screws Arrow mark indicating position of the cabinet M5 screw 8 positions Remove the temperature sensor lead wire from the cord clamp at the rear side of the cabinet Put the removed electric parts box on the product Remove lead wires of the fan motor from the cord clamp in the fan assembly 10 Take off screws Arrow mark indicating position of the fan assem
53. 2 against the set temperature Automatic reset of power failure 0000 None 0001 Provided 0000 None 0000 Filter input 0001 Alarm input Air cleaner etc 0002 Humidifier 0002 Humidifier input mb 2 Selection of option error input 2A CN70 gt Selection of thermostat output 0000 Indoor thermostat ON 1106 0001 ON receiving output of outdoor compressor Fan Single operation 0000 Impossible 0001 Possible 0000 Impossible 0000 Body TA sensor 0001 Remote controller sensor 2b 0000 Thermostat ON GO ie N D O O 00 fe LO N LO Sensor selection 0000 Body sensor 0000 No control Humidifier control 0001 Humidifier Vaporizing type Pump ON 0003 Humidifier ON Drain pump control 0002 Humidifier Supersonic type Pump OFF This function is not provided Pump ON when specified time elapsed 0003 Humidifier Natural drain type Pump OFF CH s y Timer setting 0000 ERR S 8 0000 Operable Wired remote controller 0001 Operation prohibited C2 Current demand X to outdoor unit 0050 50 to 0100 100 0075 75 Existence of remote controller save 0000 Invalid Impossible 0001 Valid Possible f 0001 Valid Possible unction Restriction ratio setting for save operation DN code No C2 can be set changed from the normal DN setup Detail DN setup 57 9 1 5 Wiring and Setting of Remote Controller Control 2 remote controller contro
54. 3 NOSZWOLL AOSZ YOLL SM2802DT TR SS GE IS ZHOS NE ASLb 08 enden e iddns Jamog meng sadepy YNIT OOL TT 1 sajouju0g i yeg SE 19 2 ajo oy Sule A E O o NOCH Mad Zeen Ir oa MORS O NJJH9 NH9 Ss eer eee SONVYO NYO We CV uondo ANId ANd d d d eee h r H A7 1 l EE dk Sg Ale I b PN i L 4 YOV 14 119 AECA GEES on ma gt lt L pleog O d ans SESCH Gat CH IT 21 II aa BERIN Bees a ES i i zono ICEX MEE AN MOTIAA 134 Side AAC Prout OM CG a 3LIHM IHM NOILd NV EXC ECH MENS EVE EL DIE E LC ren M S 039 034 e NOLSW4 NOLSV4 vue NOILVOlsAILNACGI IHMM O90ND P 144 90ND N18 OND IHM 990N9 AR OSc OSc yun 100pu Y01093 e me im ad38 INDIO ENG A ddns J MOd HM f HEN dau gt YoUMS uo1299 01d E 0rvlL OOW HERR ms Buneay Jano Joo d LOOAY ZOOAY ER 4 CC oa amp HU JOOPU JO ER ES A AYOIROENO PS FE E TE ow o oun D dE 0 E 19x3 Q ple0g d J01MUO0OD i FOOAN IB o E g CH i N So SPo A Nd 6 O80NO WU 438 134 1919 eds Gei Jolly ueds Get N Got me ECU STEI gt Dd ED Dn E 0NO AS 890N9 A weJ6eip Bum gt gt apIsul JO OW Ue v 3 J 3 s p Pauia d I y y y a OL rol vL vono 9 am gt 17 4 2 Fan Characteristics Current value as a criterion adjust the air volume value to become within th
55. 8 603 106 215 216 217 219 107 a ly Ay ie ole die LEI Aaa Pon Ge JEZER L A EH ASP ic SH y Al F ag V i SE Kai e 406 408 413 Fe ro S ene 19 3 s EC wm e0sosas Sensor Assy semere 2 2 2 2 wm Lemma Sensor Sence Ta ft tt 108 WARNINGS ON REFRIGERANT LEAKAGE Check of Concentration Limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant gas leaking out its concentration will not exceed a set limit The refrigerant R410A which is used in the air conditioner is safe without the toxicity or combustibility of ammonia and is not restricted by laws to be imposed which protect the ozone layer However since it contains more than air it poses the risk of suffocation if its concentration should rise excessively Suffocation from leakage of R410A is almost non existent With the recent increase in the number of high concentration buildings however the installation of multi air conditioner systems is on the increase because of the need for effective use of floor space individual control energy conservation by curtailing heat and carrying power etc Most importantly the multi air conditioner system is able to replenish a large amount of refrigerant compared with conventional individual air conditioners If a single unit of the multi conditioner
56. AH 2 2 COM z 31 Aidans 1emod OT 709 713004 Ee 000d te Dee z o El 5 1 01 UO9 Jow Yy II mee 7 gt 2 a pd U si Ee Ss r e e Zeit s end ei VI Loe aa YT FL T70N9 1109 AOvzOv apis Au JOWIOJSUBI JOMOd YS E004 SA y Al ap 20 07 39 IBOpI80N9 s an F TB vu AG S SNWUL oa ASSY 804 p 000 S09187V7 NOy4dI3 aJJ vonejado JaINdWODOJOII AOZ AVL ALLOV A ddns 18mog apis AJePUODaS JOWIOJSULI 1 MOd 30 6 3 1 Optional Connector Specifications of Indoor P C Board No DC12V Setting at shipment Interlock of ON by indoor unit operation with El t ti Ventilation output CN32 S gie EEN on o Output The single operation setting by FAN button on the remote controller Open collector is performed on the remote controller DN 31 0000 0001 Defrost output eE Open collector ON when outdoor unit is defrosted Thermostat ON output Open collector ON when real thermostat is on Compressor ON Option output CN60 j 4 Cooling output ON when operation mode is cooling system Open collector COOL Cooling Heating automatic cooling Heating output ON when operation mode is heating system Open collector HEAT Cooling Heating automatic heating Fan output ON when indoor fan is on When air cleaner is used Open collector OFF while clean operation is performed DC12V Outside error input Generate the warning code L30 contin
57. DB United Kingdom Hereby declares that the machinery described below Generic Denomination Air Conditioner Model type RAV SM2242DT E RAV SM2802DT E RAV SM2242DT TR RAV SM2802DT TR Commercial name Digital Inverter Series Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Complies with the provisions of the following harmonized standard EN 378 2 2008 Note This declaration becomes invalid if technical or operational modifications are introduced without the manufacturer s consent Specifications Sound power level Sound power level dB Weight kg coo Les 10 New Refrigerant R410A This air conditioner adopts a new HFC type refrigerant R410A which does not deplete the ozone layer 1 Safety Caution Concerned to New Refrigerant The pressure of R410A is high 1 6 times of that of the former refrigerant R22 Accompanied with change of refrigerant the refrigerating oil has been also changed Therefore be sure that water dust the former refrigerant or the former refrigerating oil is not mixed into the refrigerating cycle of the air conditioner with new refrigerant during installation work or service work If an incorrect work or incorrect service is performed there is a possibility to cause a serious accident Use the tools and materials exclusive to R410A to purpose a safe work 2 Cautions on Installation Serv
58. HAZARD Disconnect all remote electric power supplies before servicing Clothing to provide protection from electric shock Work done at heights 50 cm or more Helmets for use in industry Transportation of heavy objects Shoes with additional protective toe cap Moving parts Repair of outdoor unit Gloves to provide protection for electricians and from heat Do not operate unit with grille removed Stop the unit before the servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION High temperature parts You might get burned when removing this panel CAUTION High temperature parts You might get burned when removing this panel CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst Concealed Duct High Static Pressure Installation Manual 7 PRECAUTIONS FOR SAFETY N WARNING General e Before starting to install the air conditioner read carefully through the Installation Manual and follow its instructions to install the air conditioner Only a qualified installer 1 or qualified ser
59. IREMENT e While using the air conditioner operate it only with REE button without turning off the main power switch and the leakage breaker e When you re power the air conditioner after it has not been used for a long period turn on the leakage breaker at least 12 hours before starting the air conditioner This is required to turn on the compressor case heater for warming in order to prevent overload on the compressor when activating the outdoor unit Stop Push button The operation lamp goes off and the operation stops NOTE Auto Changeover e When in Auto Mode the unit selects the operating mode cooling heating or fan only based on the user selected FILTER sr set point temperature OS z e If the Auto mode is uncomfortable you can select the desired conditions manually Cooling e If there is a demand for cooling unit will start Start approximately 1 minute after mode is selected 7 Push QU button Heating If there is a demand for heating unit will start approximately 3 to 5 minutes after the mode is selected After the heating operation has stopped fan may continue to run for approx 30 seconds When the room temperature reaches the set temperature the outdoor unit stops and the indoor unit will carry on fan operation During defrost operation the fan stops so that cool air is not discharged Es Pre heat is displayed When restarting the operation after stop e When attempt
60. IREMENT e Using adhesive agent for vinyl chloride connect the hard vinyl chloride pipes certainly so that water does not leak e It takes some time to dry and indurate the adhesive agent Refer to the manual of adhesive agent Do not apply any extra force on the connecting section until the adhesive agent dried E Drain up e When install the drain up kit of optional accessory read the Installation Manual supplied to a drain up kit 19 Installation Manual Concealed Duct High Static Pressure WR Check the draining Check if the water can flow out properly during the test run Also check if no water leakage from the piping connection port REQUIREMENT e Do drain test even if installation of heating season e Pour water into the drain pan port of the air inlet port gently using the kettle or hose when duct is not connected to the drain pipe When duct is connected to the drain pipe remove the Access plate and perform it Access plate Pour into the drain pan with a hose or other materials 20 Installation Manual Concealed Duct High Static Pressure E Heat insulating process e After drain check covering the heat insulator for drain connecting section wrap the drain pipe with heat insulator Locally procured without clearance from the end of the drain pipe connecting port of the indoor unit Heat insulation Locally procured Thickness 10mm or more Drain pipe connecting port Indoor unit
61. PC board 1 Check indoor heat exchanger temp sensor TA Check indoor PC board 1 Check indoor EEPROM including socket insertion Check indoor P C board Check indoor PC board 1 Check remote controller wiring 2 Check indoor power supply wiring 3 Check indoor PC board Error mode detected by outdoor unit The check code has been ramified from 4 series and after The ramified check code is displayed only when both the indoor unit and the outdoor unit are 4 series and after Ex Combination of RAV SM1404UT E with RAV SM2804AT8 E When the indoor unit is 3 series and before the conventional check code is displayed Ex Combination of RAV SM1402BT E and RAV SM2804AT8 E Outdoor unit only is 4 series Operation of diagnostic function Status of code air conditioner a after 3 series 4 series Disconnection short of discharge Sio Displayed when 1 Check discharge temp sensor TD temp sensor TD j error is detected 2 Check outdoor PC board MCC 1599 Disconnection short of outdoor temp Si Displayed when 1 Check temp sensor TE sensor TE g error is detected 2 Check outdoor P C board MCC 1599 Disconnection short of outdoor temp Sto Displayed when 1 Check temp sensor TL sensor TL j error is detected 2 Check outdoor PC board MCC 1599 FO6 Judgment and measures Cause of operation Condition Disconnection short of suction temp Sto Displayed when
62. TOSHIBA Leading Inn gt gt gt SERVICE MANUAL AIR CONDITIONER SPLIT TYPE INDOOR UNIT lt DIGITAL INVERTER gt RAV SM2242DT E RAV SM2802DT E RAV SM2242DT TR RAV SM2802DT TR HFC TED DIRE Gen SEET CONTENTS ORIGINAL INSTRUCTION ococcocooconconcononconcononnonconconcnnonroncnnonnnnrancnnnnanaranrnacaananan 3 WARNING INDICATIONS ON THE AIR CONDITIONER UNIT 0000 5 PRECAUTION FOR SAFETY E 6 NEW REFRIGERANT R410A cconcocccocconconcoccconconconconncnnconconnnnncnnronronnnnaranennrnnas 11 ls od O72 6 LN 13 o RP A e 13 2 CONSTRUCTION VIEWS EXTERNAL VIEWS ooocooccocccoccoccconcconconononr 15 2al Tute Le ug UNIT essa EE Eaa 15 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM cccccseeeeeees 16 Ce Nato e elt UNI E 16 4 WIRING DIAGRAM ococcocconcoconconconcononconconcnnonnonroncnnonanarancnnonanarnarancnnnnananan 17 AM GOON UI E 17 4 2 Fan Characteristics micioranarina ii adi diia iia 18 5 SPECIFICATIONS OF ELECTRICAL PARTS cmccccoconconconoononnannancananranoano 21 A TO 21 6 INDOOR CONTROL CIRCUS cord 22 6 1 Indoor Controller Block DiagraM oocconncccnnnccicococicnnnnnoncnnnonnncnnnnnrcnnnnnnnnannrnnzans 22 6 2 Control EECH EEN 23 6 3 Indoor Print Circuit Board esggegugegefeegekeuee lanar nonn anat indiana iaa 30 7 INDOOR UNIT TROUBLESHOOTING c occccoccoconconconononconcanonnonnannancanonrannass 32 7 1 Summary Of TroubleshootinNg coonccc
63. Wired Simple Remote Controller Indoor unit 1 Header Network adapter Option Network adapter P C board g Remote controller MCC 1401 communication circuit X Al net nti CPU communication Power supply circuit E Central control remote controller Option Sold separately Indoor fan motor Max 8 units are connectable 1 Wired Simple Master remote controller Max 2 units PE part Function setup Power supply circuit Remote controller communication AN I Schedule timer Driver LCD P part al Power supply CN1 Function setup Key switch Secondary battery circuit 2 di KR Indoor control P C board MCC 1403 Remote controller communication circuit DC20V EEPROM Power Bees Same as Same as 18 3039 Es SES Dri Serial send receive circuit AC Sy nchronous Outside signa l input circuit output 112 13 1 213 START ALARM READY COOL HEAT FAN EE Kees Ee 2 3 ue En DEE pai 4 i I I l Outdoor Outdoor unit unit Sep AR unit 1 However when mounting a network adapter while 2 wired simple remote controllers are connected Max 7 units are connectable 2 A network adapter is mounted to only 1 unit 3 Connection of schedule timer to the simple remote controller is unavailable _99_ 6 2 Control Spec
64. a master unit 2 remote controllers and a follower unit NO Check remote controller P C board Defect Replace 40 E04 error NO NO Is group address setup of Does outdoor operate emo con EE Check CODE No 14 YES Are wiring in indoor unit and NO Correct wiring and 1 2 3 inter unit cables correct inter unit cables d m ep YES Are wirings of terminal blocks NO Correct wiring of connector 1 2 3 wired to CN67 normal and terminal blocks YES Check indoor PC board Check outdoor P C board Defect Replace Defect gt Replace E10 error Check power supply voltage Is there no disorder of power supply Correct lines NO Check and eliminate noise etc Check indoor control P C board MCC 1403 Defect Replace 41 E18 error Is inter unit cable NO Correct inter unit cable of A and B normal of remote controller YES Is there no disconnection or contact error of connector on harness from terminal block of indoor unit YES Correct connection of connector Check circuit wiring NO NO Is group control operation YES NO Check power Is power of all indoor units turned on connection status of indoor unit Connect again YES Is there no contact error YES of indoor outdoor inter unit cable Signal line Correct indoor outdoor inter unit cable Serial signal line Check indoor P C board MCC 1403
65. ainer incorporated TCJ sensor Air heat exchanger U Le E Refrigerant pipe Refrigerant pipe at liquid side B at gas side OA l Yy Heating Yy To outdoor unit Cooling To outdoor unit Dimension table Outer diameter of refrigerant pipe Gas side A Liquid side B 16 WIRING DIAGRAM 4 RAV SM2242DT E RAV SM2802DT E 4 1 Indoor Un JOJOLW UL JO JOJO9 S 3JIM pea pue an se Jaquinu leuia ay YOOYD Jaye uonisod 7 moJJe JO aJim peaj y aBueyoxa Ae ONUOD Joo UB ZER LAER ainsseid 911e s 0 aBueyo UBYM yooq CUILWI9 0 pajoauuos s von isod mi JoJo ues JO asny Geif JOJD3UUO9 OLONI 0 J0 D9UUOD UOUMS IEOU BU JOJOJN dung uleiq p uuo dund ulejp ayy Hul je sul UU y Aejay JoJJuO J3ANO7 DISOO I d OJJUOD ay sejesIpul Ge Aejay JO1JUOD ueq ZOOAM oe ye BuldIM ey ajeo pul aul USyo Jq pue ou POOP yz JOQUUNU eulva ay sajes1pul apisul je 19497 x90 q Jeur ay sajeo pu Josu s PUB EE Josuas duet JOOPu yL ZHOS AOvZ 022 POSE l Aejay JONUOD JOJOA UBH J00 SO0AM A na j iddns Jamog Joyoede Buiuuny eg j EN ne oak S g ue 100pU IQON UB Y MN oorno HI SI Mao Inia Tou e keg m8 Io d D SR BIO ae CIE B 20 i paa Laa gt yun 100pu 0Z 961 NYO Asoyoe vo Buas pL ZEL ma 2 69 SEI Byww ed Bum ainsseid ones Jo OW uey Jeujua NOLSV4 IHM e L8L ad3
66. air volume Defrosting operation If the outdoor unit is frosted during the heating operation defrosting starts automatically for approximately 2 to 10 minutes to maintain the heating capacity e The fans in both indoor and outdoor units will stop during the defrosting operation e During the defrosting operation the defrosted water will be drained from the bottom plate of the outdoor unit Heating capacity In the heating operation the heat is absorbed from the outside and brought into the room This way of heating is called heat pump system When the outside temperature is too low it is recommended to use another heating apparatus in combination with the air conditioner Attention to snowfall and freeze on the outdoor unit e In snowy areas the air inlet and air outlet of the outdoor unit are often covered with snow or frozen up If snow or freeze on the outdoor unit is left as it is it may cause machine failure or poor warming e In cold areas pay attention to the drain hose so that it perfectly drains water without water remaining inside for freeze prevention If water freezes in the drain hose or inside the outdoor unit it may cause machine failure or poor warming Air conditioner operating conditions For proper performance operate the air conditioner under the following temperature conditions Outdoor temperature 15 C to 46 C Cooling operation Room temperature 21 C to 32 C Dry bulb temp 15 C to 24 C Wet b
67. airs it becomes absolutely necessary to check out the electrical parts with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor unit removed in order to find out exactly where the trouble lies place Do not bring Keep out signs around the work site before proceeding a child close to Third party individuals may enter the work site and receive electric shocks if this warning is not the equipment heeded Connect the cut off lead wires with crimp contact etc put the closed end side upward and then apply a water cut method otherwise a leak or production of fire is caused at the users side Insulating measures When performing repairs using a gas burner replace the refrigerant with nitrogen gas because the oil that coats the pipes may otherwise burn When repairing the refrigerating cycle take the following measures 1 Be attentive to fire around the cycle When using a gas stove etc be sure to put out fire before work otherwise the oil mixed with refrigerant gas may catch fire 2 Do not use a welder in the closed room When using it without ventilation carbon monoxide poisoning may be caused 3 Do not bring inflammables close to the refrigerant cycle otherwise fire of the welder may catch the inflammables The refrigerant used by this air conditioner is the R410A Check the used refrigerant name and use tools and materials of the parts which match with it For the
68. and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by the agent When installing the circuit breaker outdoors install one which is designed to be used outdoors Under no circumstances must the power cable be extended Connection trouble in the places where the cable is extended may give rise to smoking and or a fire Electrical wiring work shall be conducted according to law and regulation in the community and installation manual Failure to do so may result in electrocution or short circuit Test run Before operating the air conditioner after having completed the work check that the electrical parts box cover of the indoor unit and service panel of the outdoor unit are closed and set the circuit breaker to the ON position You may receive an electric shock if the power is turned on without first conducting these checks When you have noticed that some kind of trouble such as when an error display has appeared there is a smell of burning abnormal sounds are heard the air conditioner fails to cool or heat or water is leaking has occurred in the air conditioner do not touch the air conditioner yourself but set the circuit breaker to the OFF position and contact a qualified service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until qualified service person arrives Continuing to use t
69. ble occurred check the parts along with the following procedure Confirmation of check code display Check defective position and parts NOTE For cause of a trouble power conditions or malfunction erroneous diagnosis of microcomputer due to outer noise is considered except the items to be checked If there is any noise source change the cables of the remote controller to shield cables gt 32 Main remote controller RBC AMT32E How to read check monitor display lt 7 segment display gt E Confirmation and check When an error occurred in the air conditioner an error code and indoor UNIT No appear on the display part of the remote controller The error code is only displayed during the operation If the display disappears operate the air conditioner according to the following Confirmation of error log for confirmation Indoor UNIT No in which an error occurred Error code E Confirmation of error log When an error occurred on the air conditioner the error log can be confirmed with the following procedure The error history is stored in memory up to 4 errors The log can be confirmed from both operating status and stop status ON OFF FAN MODE OD EI SAVE VENT SWING FIX UNIT LOUVER Procedure 1 TEST When pushing and buttons at the same time for 4 seconds or more the following display appears If is displayed the mode enters in the error log mode
70. bly M5 screw 3 positions 11 Pull out the fan assembly a fan toward you 03 DE ononon 8 8 8 DO a RH eee J f f D e pa i lt L y y a i H ke Ren A i y 1 A a 12 Take off screws Arrow mark indicating 1 Fan assembly Continued 14 15 16 17 18 19 13 Pull out the fan assembly two fans toward you Status when all the fan assemblies are pulled out position of the fan assembly M5 screw x 3 positions Du Take off earth screw Arrow mark indicating position of the fan motor 04 screw x 1 position Take off screws Arrow mark indicating position which mount the fan case A side M8 screw x 2 positions B side M8 screw x 2 positions B side 4 screw x 1 position Take off screws Arrow mark indicating position which mount the motor base M8 screw x 4 positions Remove the bell mouth 4 screw x 8 positions Loosen the set screw of the fan M8 screw x 1 position Remove the fan 18 Fan set screw M8 screw 1 A Bell movie I SPEL DA screw 8 positions ON Bed 15 7 AN CASE pe 4 screw 1 position S 19 Motoribase J4 positions 104 EECH ER SC Sege Continued lt Fan motor gt 1 Take off screws Arrow mark indicating position of the tightening band and then remove the tightening bana the fixing bracket and the fan motor Cut the bundling band 2 p
71. ck PMV Pulse Motor Valve Suction temp sensor TS detected error is detected A check broken pipe dd al Check discharge temp sensor TD suction temp sensor TS 4 way valve inverse error Check operation of 4 way valve x After heating operation has started Check outdoor heat exchanger TE suction temp indoor heat exchanger temp lowers Displayed when sensor TS under the specified temp Stop error is detected 3 Check indoor heat exchanger sensor TC x After heating operation has started Check 4 way valve coil outdoor heat exchanger suction temp rises over the specified temp Check PMV Pulse Motor Valve Compressor break down Check power supply voltage AC342 to 457V HO HO Although operation has started Stop Displayed when 2 Overload operation of refrigerating cycle operation frequency decreases and error is detected operation stops Compressor lock Trouble of compressor Lock etc Replace compressor Displayed when H02 HO2 Over current detection after Stop Wiring error of compressor Open phase error is detected compressor start up 337 Check code before 3 series HO3 HO6 OZ P04 P22 P26 P29 Operation of diagnostic function Status of Judgment and measures Cause of operation e S Condition air conditioner after E EE Displayed when 1 Check outdoor P C board MCC 1596 1 Check open phase of 3 phase power supply
72. cnnccccncncccncnnconnnaconnnnnnonanennnnnnnrnnnnnnnnannnnnanns 32 8 REPLACEMENT OF SERVICE P C BOARD oococcoccoccocconconconcnncancnnnancnnnans 51 S i e 51 9 SETUP AT LOCAL SITE AND OTHERS c 0ccococconcocnononconcanonnonnannancananrannnss 55 9 1 Tue Le ON IM GE 55 9 2 Setup at Local Site Others oooonnncccconocanccccnnnnnnccncnnnannncrnnnnannncrrnnannnnrrrnnaannnnnns 62 9 3 How to Set up Central Control Address Number ccsssessseeeeeeseeeeeeees 64 10 ADDRESS SETUP sssinasitdas Ge bENelte gege gek Zug eege R eg en 66 10 1 Address Setup Procedure ooccoonncoconccococcconccconncconnncnnnnononnrnnnnrnnnnrenanrrnnnrrnnnnrnnanos 66 10 2 Address Setup 8 Group Control occonncccnnncccnnconcncconacononancnnnncnnnnnnnnnnnnannenannenannns 67 10 3 Address Setup Manual Setting from Remote Controller coooocoooo 69 11 OWNER S MANTAL siestas deere ieeds abs 71 12 INSTALLATION MANUAL 0ccccccocconcononnonnoncononconroncnnonnnnranonanarancancnanarnnnnnos 82 13 DE IACHMEN T S acosta E EEEE E ENE EEEE 102 111 door Und 102 14 EXPLODED VIEWS AND PARTS LIST 0conconconconcnoconnonnonnnanonnonnnnnnnnaios 106 PA AAA aaa 106 Original instruction Please read carefully through these instructions that contain important information which complies with the Machinery Directive Directive 2006 42 EC and ensure that you understand them Some of the details provided in these instructions differ from
73. concentrated refrigerant may cause an oxygen deficiency accident e Do not install the air conditioner in a location that may be subject to a risk of exposure to a combustible gas If a combustible gas leaks and becomes concentrated around the unit a fire may occur e When transporting the air conditioner wear shoes with additional protective toe caps e When transporting the air conditioner do not take hold of the bands around the packing carton You may injure yourself if the bands should break e Install the indoor unit at least 2 5 m above the floor level since otherwise the users may injure themselves or receive electric shocks if they poke their fingers or other objects into the indoor unit while the air conditioner is running e Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion Installation e When the indoor unit is to be suspended the designated hanging bolts M10 or W3 8 and nuts M10 or W3 8 must be used Install the air conditioner at enough strong places to withstand the weight of the unit If the strength is not enough the unit may fall down resulting in injury Follow the instructions in the Installation Manual to install the air conditioner Failure to follow these instructions may cause the product to fall down or topple over or give rise to noise vibration water leakage etc e The designated bolts M10 M12 and
74. ctive operation was activated Entire stop 39 Wired remote controller display Main defective parts Indoor Indoor address setting error SE Duplicaled hender MAgaNunNNE I There are two or more header units in the group Group line in individual indoor unit Indoor address setting error There is at least one group connected LO7 Indoor ee q k indoor unit among individual indoor units L08 Indoor group address not set x Indoor address setting error Indoor address group has not been set Indoor power level not set Indoor Indoor power level has not been set Judging device Parts to be checked error description Air conditioner status Entire stop Entire stop Entire stop Entire stop Outdoor unit P C board Outdoor In the case of outdoor P C board jumper wire for service setting error Entire stop Network Address setting central control remote controller network adapter LAN communication error adapter Duplication of address in central control communication central control Other outdoor unit error Entire stop 1 Communication error between IPDU MCU and CDB MCU 2 Abnormal temperature was detected by the heat sink temp sensor in IGBT Other outdoor unit error Outdoor Auto reset Entire stop Abnormal external input into Indoor indoor unit interlock External devices outdoor unit P C board Abnormal stop due to incorrect external input into CN80
75. d and removed by a qualified installer or qualified service person When any of these jobs is to be done ask a qualified installer or qualified service person to do them for you A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in the table below agent Qualifications and knowledge which the agent must have e Qualified installer The qualified installer is a person who installs maintains relocates and removes the air conditioners made by Toshiba Carrier Corporation He or she has been trained to install maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified installer who is allowed to do the electrical work involved in installation relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed
76. d becomes concentrated around the unit a fire may occur Operation e Before opening the intake grille of the indoor unit or service panel of the outdoor unit set the circuit breaker to the OFF position Failure to set the circuit breaker to the OFF position may result in electric shocks through contact with the interior parts Only a qualified installer 1 or qualified service person 1 is allowed to remove the intake grille of the indoor unit or service panel of the outdoor unit and do the work required Inside the air conditioner are high voltage areas and rotating parts Due to the danger of electric shocks or of your fingers or physical objects becoming trapped in the rotating parts do not remove the intake grille of the indoor unit or service panel of the outdoor unit When work involving the removal of these parts is required contact a qualified installer or a qualified service person e Do not move or repair any unit by yourself Since there is high voltage inside the unit you may get electric shock when removing the cover and main unit e Use of a stand more than 50 cm high to clean the filter of the indoor unit or to carry out other such jobs constitutes working at heights Due to the danger of falling off the stand and injuring yourself while working at heights this kind of work should not be done by unqualified individuals When this kind of work must be carried out do not do it yourself but ask a qualified installer or a qualif
77. d for some reason first put on protective gloves and safety work clothing and then proceed Do not climb onto or place objects on top of the outdoor unit You may fall or the objects may fall off of the outdoor unit and result in injury e When working at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladder s instructions Also wear a helmet for use in industry as protective gear to undertake the work e When cleaning the filter or other parts of the outdoor unit set the circuit breaker to OFF without fail and place a Work in progress sign near the circuit breaker before proceeding with the work e When working at heights put a sign in place so that no one will approach the work location before proceeding with the work Parts and other objects may fall from above possibly injuring a person below The refrigerant used by this air conditioner is the R410A You shall ensure that the air conditioner is transported in stable condition e Do not move or repair any unit by yourself There is high voltage inside the unit You may get electric shock when removing the cover and main unit Selection of installation location e If you install the unit in a small room take appropriate measures to prevent the refrigerant from exceeding the limit concentration even if it leaks Consult the dealer from whom you purchased the air conditioner when you implement the measures Accumulation of highly
78. d in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with Qualified installer the knowledge related to this work The qualified installer who is allowed to do the refrigerant handling and piping work involved in installation relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person is a person who installs repairs maintains relocates and removes the air conditioners made by Toshiba Carrier Corporation He or s
79. d steel plate thickness of 1 6 mm 2 The indoor unit does not have a built in air filter Make sure to set up the filter chamber etc and install the air filter Locally procured lt Air outlet port flange gt If no air filter is installed the heat exchanger will be blocked by dust which may cause the malfunction of air conditioner or the water leakage lt Duct installation example First floor gt N Air outlet chamber High efficiency filter Y with heat insulation inserting port A Air outlet port Pre filter Flexible duct hanging band connecting flange inserting port e Air inlet port oo 09 Duct hose with heat insulation Indoor unit connecting flange Ea Sea O NT Y T A Hy CHL il lt Electrical Filter Air inlet control box chamber chamber IWS TSE VT Ceiling Air outlet port Air outlet port id d Check port or carrying A Check port cap in port 600 x 600 To ground floor From ground floor a 10 8 hole NOTE All duct connection between units except outdoor unit must be procured and enforced locally sio id Concealed Duct High Static Pressure Installation Manual AA S 5 FAN CHARACTERISTICS Current value as a criterion adjust the air volume value to become within the range of the chart below lt RAV SM2242 Type gt Current of fan motor A External static pressure Pa Lower limit of air volume Standard air volume 3600mY h High static pressu
80. ditioner in the trouble status may cause mechanical problems to escalate or result in electric shocks etc e If you have discovered that the fan grille is damaged do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified service person to have the repairs done Do not set the circuit breaker to the ON position until the repairs are completed e If you have discovered that there is a danger of the indoor unit s falling do not approach the indoor unit but set the circuit breaker to the OFF position and contact a qualified installer or a qualified service person to refit the unit Do not set the circuit breaker to the ON position until the unit has been refitted e If you have discovered that there is a danger of the outdoor unit s toppling over do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified installer or a qualified service person to have the improvements or refitting done Do not set the circuit breaker to the ON position until the improvements or refitting is completed s Owner s Manual Concealed Duct High Static Pressure Relocation e When the air conditioner is to be relocated do not relocate it yourself but contact a qualified installer or a qualified service person Failure to relocate the air conditioner properly may result in electric shocks and or a fire 1 Refer to the Definition of Qualified Installer or Qua
81. djusting Flaring by Yes Note Note projection margin conventional flare tool Sang male Evacuating refrigerant Charge hose charge run check etc 8 Refrigerant cylinder Refrigerant charge EI Leakage detector Gas leakage check Note When flaring is carried out for R410A using the conventional flare tools adjustment of projection margin is necessary For this adjustment a copper pipe gauge etc are necessary General tools Conventional tools can be used In addition to the above exclusive tools the following equipments which serve also for R22 are necessary as the general tools 1 Vacuum pump Use vacuum pump by attaching vacuum pump adapter 7 Screwdriver 2 Torque wrench 8 Spanner or Monkey wrench 3 Pipe cutter 9 Hole core drill 4 Reamer 10 Hexagon wrench Opposite side 4mm 5 Pipe bender 11 Tape measure 6 Level vial 12 Metal saw 9 refrigerant charging Also prepare the following equipments for other installation method and run check 1 Clamp meter 3 Insulation resistance tester Megger 2 Thermometer 4 Electroscope 12 1 1 Indoor Unit 1 1 1 Concealed Duct High static Outdoor unit Coolin 9 Outdoor unit Cooling capacity Heating capacity Electrical characteristics Heatin 9 Outdoor unit Maximum Indoor unit current Outdoor unit 1 SPECIFICATIONS pressure Type vz XIX AE Power supply Running current
82. dress works Approx 4 to 5 minutes Setup of line address of outdoor unit indoor unit address and group address Completion of cabling work NO Do you arbitrarily set the indoor unit address YES MANUAL Is refrigerant line 1 line YES Is group control performed YES To AUTO address mode Do you change setting after automatic setting at the first time YES Connect one remote controller with one indoor unit 1 1 tentatively with communication cable Turn on power of outdoor unit Set to all indoor units one by one Turn on power of outdoor unit Turn on power of outdoor unit After completion of address setup change is to arbitral Setup of automatic address finishes within 4 to 5 minutes address group manually END e When the following addresses are not stored in the neutral memory 10503 on the indoor PC board a test run operation cannot be performed Unfixed data at shipment from factory E CODE No Data at shipment Setup data range 0099 0001 No 1 unity to 0080 No 30 uni Indoor unit 13 0099 0001 No 1 unit to 0064 No 64 unit address Max value of indoor units in the identical refrigerant line 0000 Individual Indoor units which are not controlled in a group Group address 0001 Header unit 1 indoor unit in group control 0002 Follower unit Indoor units other than master unit in group control 66 10 2 Address Set
83. duct high static pressure 1000 or m Check port with carrying or morg in port 600 x 600 p Air flow direction lt Installation example gt Concealed duct high static pressure Filter chamber Air inlet chamber Air outlet chamber Ait CIN 7 Ae TN Duct hose Duct hose Duct hose Air flow direction REQUIREMENT 1 Attach the optional accessories drain up kit etc on the unit before installing the unit Also set the check port with carrying in port to the side surface of the unit except air inlet panel 2 Prepare the check port with carrying in port hole with the size of 600x600mm E Filter cleaning sign term setting The lighting term setup of the filter sign Notification of filter cleaning of the remote controller can be changed according to the condition of installation For setup method refer to Filter sign setting and To secure better effect of heating in the Applicable controls of this Manual 10 Installation Manual Concealed Duct High Static Pressure 4 INSTALLATION WARNING e Install the air conditioner certainly to sufficiently withstand the weight e If the strength is insufficient the unit may fall down resulting in human injury e Perform a specified installation work to guard against strong wind or earthquake e An incomplete installation can cause accidents by the units falling and dropping REQUIREMENT Strictly comply with the following r
84. due to breakage After installation work check the refrigerant gas does not leak If the refrigerant gas leaks in the room poisonous gas generates when gas touches to fire such as fan heater stove or cocking stove though the refrigerant gas itself is innocuous Never recover the refrigerant into the outdoor unit When the equipment is moved or repaired be sure to recover the refrigerant with recovering device The refrigerant cannot be recovered in the outdoor unit otherwise a serious accident such as breakage or injury is caused After repair work surely assemble the disassembled parts and connect and lead the removed wires as before Perform the work so that the cabinet or panel does not catch the inner wires Assembly If incorrect assembly or incorrect wire connection was done a disaster such as a leak or fire is Cabling caused at user s side After the work has finished be sure to use an insulation tester set 500V Megger to check the resistance is 2MQ or more between the charge section and the non charge metal section Earth position Insulator If the resistance value is low a disaster such as a leak or electric shock is caused at user s side check When the refrigerant gas leaks during work execute ventilation O If the refrigerant gas touches to a fire poisonous gas generates A case of leakage of the refrigerant and the closed room full with gas is dangerous because a Ventilation shortage of oxygen occurs Be s
85. e quency is returned to the original value by approx 6Hz every 60 seconds Setup at shipment Tc C Tcj A Control temp C a a NOTE When the operation has started or when Tc or Tcj lt 30 C Same status as that at start of the operation or after operation start when thermostat OFF temperature is controlled between values in parentheses of A and B Drain pump control 1 In cooling operation the drain pump is usually When drain up kit operated sold separately is If the float switch works while drain pump drives the Check code P10 mounted compressor stops the drain pump continues the operation and a check code is output If the float switch works while drain pump stops the compressor stops and the drain pump operates If the float switch keeps operating for approx 4 minutes a check code is output After heat When heating operation stops in some cases the indoor elimination fan operates with FAN for approx 30 seconds 11 HA control ON OFF is possible by HA signal input from the Use for remote start stop remote site when it is connected to the wireless When using HA terminal remote unit or the remote Start Stop I F CN61 the connecting ON OFF status is output to HA output terminal connector sold sepa HA I O specification conforms to JEMA Standard rately is necessary In a group operation connect it to any of master or follower indoor unit for use 97 No Item o o
86. e displayed Using temperature setup Ep buttons specify CODE No 3 Using timer time DD buttons select the setup data The setup data is shown in the table below Table 1 Push O button OK if display goes on e To change the item to be set up return to Procedure 2 Push button The status returns to usual stop status Table 1 k GO Ze UNIT LOUVER CF ese Unset Setup at shipment from factory 5 64 How to confirm the central control address New function for AMT32E remote controller lt Procedure gt It can be confirmed even during operation or stopping 1 2 UNIT LOUVER Push ve e button for 4 seconds or more d In the frame at left side of the remote controller screen the lighting set contents are displayed During unset time 2 9 At shipment from factory is displayed After lighting display for 3 seconds the display automatically disappears If any button is pushed during display immediately the display disappears and then the pushed button is displayed 65 10 ADDRESS SETUP 10 1 Address Setup Procedure When an outdoor unit and an indoor unit are connected or when an outdoor unit is connected to each indoor unit respectively in the group operation even if multiple refrigerant lines are provided the automatic address setup completes with power ON of the outdoor unit The operation of the remote controller is not accepted while automatic ad
87. e panel If you fail to heed this warning you will run the risk of burning yourself because the fan motor reactor inverter heat sink and other parts will be very hot to the touch In addition before proceeding with the repair work wear the kind of insulated heat resistant gloves designed to protect electricians Only a qualified installer 1 or qualified service person 1 is allowed to install the air conditioner If the air conditioner is installed by an unqualified individual a fire electric shocks injury water leakage noise and or vibration may result Before starting to install the air conditioner read carefully through the Installation Manual and follow its instructions to install the air conditioner Do not install the air conditioner in a location that may be subject to a risk of expire to a combustible gas If a combustible gas leaks and becomes concentrated around the unit a fire may occur Install the indoor unit at least 2 5 m above the floor level since otherwise the users may injure themselves or receive electric shocks if they poke their fingers or other objects into the indoor unit while the air conditioner is running Install a circuit breaker that meets the specifications in the installation manual and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by the qualified service person 1 Do not place any combustion appliance in a place where it i
88. e range of the chart below lt RAV SM2242 type gt Standard air volume 3600mY h High static pressure tap 50Hz Medium static pressure tap 50Hz Current of fan motor A Low static pressure tap 50Hz 300 250 200 150 100 High static pressure tap 50Hz Medium static pressure tap 50Hz External static pressure Pa EYES NS SO SNS GQ Low static pressure tap 50Hz N 2800 3000 3400 3800 4200 4400 2880 3200 3600 4000 4320 Lower limit of air volume Air volume m h Upper limit of air volume 18 lt RAV SM2802 type gt Standard air volume 4200m9 h NES OOOO z tt O SH Uu ee emeeesnreren E IT e EE Medium static pressure tap 50Hz o pe 4 Low static pressure tap 50Hz T m ml Ta Pa al 3 T try Il Sg 4 Y PO O O O O tt O O TT A 300 mi tt fe eb ln ll A ON re E wL _ 3 100 AA Mik E High static pressure tap 50Hz l A o sengen 50 T MA E i a Medium static pressure tap 50Hz 5 1 Low static pressure tap 50Hz 3200 3400 3800 4200 4600 5000 5200 3360 3600 4000 4400 4800 5040 Lower limit of air volume Air volume m h Upper limit of air volume REQUIREMENT Add a air volume damper to the air supply duct and adjust the air volume in the range from 80 to 120 of the standard air volume 19 E Wire connection change of fan motor This duct is composed
89. e read out by wired remote control operation EEPROM data read out 1 Replacement of P C board for Indoor unit servicing and power on 2 d Writing the read out EEPROM data 3 Power reset for all indoor units connected to the remote control when the group operation control is performed CASE 2 Before replacement the indoor unit cannot be turned on or the wired remote controller operation is impossible due to trouble of the power supply circuit to the remote controller Defective P C board Replacement of EEPROM Remove EEPROM installed on the P C board before replacement and then replace it with EEPROM of the service P C board Y Replacement amp power ON for service P C board 2 Y Read out of EEPROM data 1 If reading out is impossible proceed to CASE 3 Replacement of EEPROM Replace EEPROM again Set the original EEPROM to the service PC board Y Replacement amp power ON for service P C board 2 Y Writing in of the read out EEPROM data 3 Power reset for all indoor units connected to the remote controller when the group operation control is performed CASE 3 The EEPROM before replacement is defective and the setting data cannot be read out Replacement amp power ON for service P C board 2 d Writing the setting data to EEPROM such as high ceiling installation setting and optional connection setting etc based on the customer information 3 Power reset for al
90. e saves energy by limiting the maximum current which will effect heating or cooling capacity that the unit can generate Push 25 button during operation e The air conditioner enters power saving mode AS appears on the display Power saving mode will stay in effect until it is cancelled To cancel the power saving mode push button again PC disappears NOTE e When other electric appliances are used at the same time to avoid triggering the circuit breaker power saving mode is recommended Of course you can use power saving mode to save energy as well e Power saving mode consumes less energy but may not heat cool the room as much as normal mode The maximum current is limited to approximately 75 factory default of the normal mode e To adjust the power save settings see Power saving mode in ADVANCED SETTINGS e Even when operation start stop operation mode change or power reset is performed during the power saving mode the power saving mode is retained until the next operation SS e Owner s Manual Concealed Duct High Static Pressure ADVANCED SETTINGS E Power saving mode 1 ON OFF VENT IN Co L 0 SWING FIX UNIT LOUVER 5 4 2 7 Push Ce button for at least four seconds when the air conditioner is not working Symbol and numbers flash 2 Push Y left side of the button to select an indoor unit to be set e Each time you push the button UNIT No change
91. ed Displayed when error is detected Displayed when error is detected Displayed when error is detected 36 Judgment and measures Check cables of remote controller and communication adapters e Remote controller LCD display OFF Disconnection e Central remote controller 97 check code Outdoor unit does not completely operate e Inter unit wire check correction of miswiring e Check outdoor PC board Correct wiring of PC board When outdoor unit normally operates Check PC board Indoor receiving Outdoor sending Check whether remote controller connection Group Individual was changed or not after power supply turned on Finish of group construction Address check If group construction and address are not normal when the power has been turned on the mode automatically shifts to address setup mode Resetting of address Set indoor capacity DN 11 1 Check outside devices Check indoor PC board Trouble of drain pump Clogging of drain pump Check float switch Check indoor PC board Check 4 way valve Check 2 way valve and check valve Check indoor heat exchanger TC TCJ Check indoor PC board 1 Judge follower unit while master unit is E03 L03 LO7 or L08 Check indoor P C board 1 Check indoor heat exchanger temp sensor TCU Check indoor P C board 1 Check indoor heat exchanger temp sensor TC Check indoor
92. eight Difference They vary according to the outdoor unit For details refer to the Installation Manual attached to the outdoor unit Flaring e Cut the pipe with a pipe cutter Remove burrs completely Remaining burrs may cause gas leakage e Insert a flare nut into the pipe and flare the pipe As the flaring sizes of R410A differ from those of refrigerant R22 the flare tools newly manufactured for R410A are recommended However the conventional tools can be used by adjusting projection margin of the copper pipe VA 4 Projection margin in flaring B Unit mm Rigid Clutch type Outer dia of R410A tool used Conventional tool used copper pipe R410A R410A 12 7 O to 0 5 1 5 to 2 0 Flaring dia meter size A Unit mm Outer dia of copper pipe R410A In case of flaring for R410A with the conventional flare tool pull it out approx 0 5 mm more than that for R22 to adjust to the specified flare size The copper pipe gauge is useful for adjusting projection margin size gt Concealed Duct High Static Pressure Tightening connection N CAUTION Do not apply excessive torque Otherwise the nut may crack depending on the conditions Unit Nem Outer dia of copper pipe Tightening torque 12 7 mm dia 50 to 62 5 0 to 6 2 kgf m Tightening torque of flare pipe connections Pressure of R410A is higher than that of R22 Approx 1 6 times Therefore usin
93. en trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Installation Manual Concealed Duct High Static Pressure Concealed Duct High Static Pressure Definition of Protective Gear When the air conditioner is to be transported installed maintained repaired or removed wear protective gloves and safety work clothing In addition to such normal protective gear wear the protective gear described below when undertaking the special work detailed in the table below Failure to wear the proper protective gear is dangerous because you will be more susceptible to injury burns electric shocks and other injuries Work undertaken Protective gear worn Protective gloves Safety working clothing ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing All types of work Gloves to provide protection for electricians and from heat Electrical related work Insulating shoes Installation Manual GAT AAAI AE Warning Indications on the Air Conditioner Unit WARNING ELECTRICAL SHOCK
94. ere the trouble lies wear insulated heat resistant gloves insulated boots and insulated work overalls and take care to Stay on avoid touching any live parts protection You may receive an electric shock if you fail to heed this warning Only qualified service person 1 is allowed to do this kind of work N WARNING Before troubleshooting or repair work check the earth wire is connected to the earth terminals of the main unit otherwise an electric shock is caused when a leak occurs lf the earth wire is not correctly connected contact an electric engineer for rework After completing the repair or relocation work check that the ground wires are connected properly Be sure to connect earth wire Grounding work Incomplete grounding causes an electric shock Do not connect ground wires to gas pipes water pipes and lightning rods or ground wires for telephone wires O Do not modify the products Do not also disassemble or modify the parts Check earth wires It may cause a fire electric shock or injury Prohibition of modification When any of the electrical parts are to be replaced ensure that the replacement parts satisfy the O specifications given in the Service Manual or use the parts contained on the parts list in the Service Manual Use specified Use of any parts which do not satisfy the required specifications may give rise to electric shocks parts smoking and or a fire If in the course of carrying out rep
95. g a torque wrench tighten the flare pipe connecting sections which connect the indoor and outdoor units of the specified tightening torque Incorrect connections may cause not only a gas leak but also a trouble of the refrigeration cycle Align the centres of the connecting pipes and tighten the flare nut as far as possible with your fingers Then tighten the nut with a spanner and torque wrench as shown in the figure Half union d Flare nut Externally Internally threaded side threaded side Use a wrench to secure Use a torque wrench to tighten REQUIREMENT Tightening with an excessive torque may crack the nut depending on installation conditions Tighten the nut within the specified tightening torque Installation Manual H WR Gas side refrigerant pipe connection e Turn up the pipe heat insulator to the unit side e Wrap the pipe with wet cloth Turn up pipe heat insulator Wet cloth Remove the all brazed part e Remove the cup on the gas side piping by using a brazing machine ZN CAUTION Do not burn the pipe heat insulator fi Remove the cap Ch z Attached joint part KR Connection pipe Locally procured 128 6 mm e Braze the attached joint part to the gas side piping and braze the connection piping to the joint part E Brazing Braze all around Brazing e Turn back the pipe heat insulator and tie up with a banding band S Tie up with a banding band Piping with outdo
96. gerant flow by PMV normal YES Check and replace PMV NO NO Check CDB PC board YES Check CDB PC board Replace TC sensor Defective Replace Refer to temperature Resistance value characteristic table Are resistance value characteristics of TC sensor normal YES Check indoor P C board MCC 1403 Defective gt Replace e In cooling operation the outdoor unit P19 error may be displayed when high pressure is abnormally up In this case referring to item P04 error eliminate the pressure up cause and then diagnose the error again 45 F02 error Is connection of TC sensor connector NO CN101 on Indoor P C board correct YES Are characteristics of NO TC sensor resistance value normal YES Refer to Chargacteristics 2 Check indoor P C board MCC 1403 Defect Replace F01 error Is connection of TCJ sensor connector NO CN102 on Indoor P C board correct YES Are characteristics of NO TCJ sensor resistance value normal YES Refer to Chargacteristics 2 Check indoor P C board MCC 1403 Defect Replace 46 Correct connection of connector Replace TC sensor Correct connection of connector Replace TCJ sensor CO6 error 1 1 model connection interface NO Are U3 and U4 communication lines normal Correct communication line YES NO Is connection of connector normal Correct connection of connector
97. ging bolt e Put washers at up and down of the hanging bracket of the indoor unit to hang down the indoor unit e Using a level vial check that four sides are horizontal Horizontal degree Within 5mm Hanging bolt _ W3 8 or M10 de Nut Ge W3 8 or M10 Nut W3 8 or M10 M10 flat washer M10 flat washer S 0 L7 H SA e Check that four sides are horizontal using a level vial Horizontal degree Within 5mm REQUIREMENT e Hang the unit in a horizontal position When unit is hanged to slant it may cause overflow of drainage e Install the unit within the dimension according to the figure below e Using level vial or vinyl hose to confirm whether the unit is hang horizontally Front view Side view 0 to 5mm Set the air inlet and air outlet sides are within 5mm with each other Set the drain pipe connecting port side within 5mm lower than opposite side LAD Concealed Duct High Static Pressure Installation Manual Concealed Duct High Static Pressure Installation Manual EE EE mE Diagrams for making connecting flanges Unit mm E Duct design The connecting flange Incl the fixing screw is not supplied to the indoor unit 1 In order to prevent short circuits design the duct installation so that the intake and discharge openings are not adjacent When the connecting flange is necessary produce them in locally to each other Drawing figure is as follows Material Galvanize
98. he air conditioner in the trouble status may cause mechanical problems to escalate or result in electric shocks etc After the work has finished be sure to use an insulation tester set 500V Megger to check the resistance is 2 MQ or more between the charge section and the non charge metal section Earth section If the resistance value is low a disaster such as a leak or electric shock is caused at user s side Upon completion of the installation work check for refrigerant leaks and check the insulation resistance and water drainage Then conduct a test run to check that the air conditioner is operating properly Explanations given to user Upon completion of the installation work tell the user where the circuit breaker is located If the user does not know where the circuit breaker is he or she will not be able to turn it off in the event that trouble has occurred in the air conditioner If you have discovered that the fan grille is damaged do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified service person 1 to have the repairs done Do not set the circuit breaker to the ON position until the repairs are completed After the installation work follow the Owner s Manual to explain to the customer how to use and maintain the unit Relocation Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous for the air c
99. he has been trained to install repair maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified service person who is allowed to do the electrical work involved in installation repair relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been Qualified service instructed in such matters by an individual or individuals who have been trained and is thus thoroughly person acquainted with the knowledge related to this work The qualified service person who is allowed to do the refrigerant handling and piping work involved in installation repair relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have be
100. hen setting a time more than 24 hours for timer operation timer can be set in increments of 1 hr The maximum set time is 168hr 7 days The remote control displays the set time with time between 0 5 and 23 5 hours 1 or number of days and time 24 hours or more 2 as shown below With every push of Y button the set time decreases by 0 5 hr 30 minutes 0 5 23 5 hours or 1 hr 24 168 hours Example of remote control display e 23 5 hours 1 SETTING J1 E E 2 e 34hours 2 _ II cl A Number of days Time a shows 1 day 24 hours fi shows 10 hours Total 34 hours 3 Push amp button icon disappears and time display goes on and gt or O icon flashes When On timer is activated time and On timer are icons and other icons disappear 4 Cancel timer operation Push 5 button Timer icon disappears NOTE e When the operation stops after the timer reached the preset time the Repeat Off timer resumes the operation by pushing 225 button and stops the operation after the time of the timer has reached the set time Le 2 e When you push while the Off timer function of the air conditioner i Z 5 active the indication of the timer function disappears and then appears again after about 5 seconds This is due to normal processing of the remote controller gt 13 Owner s Manual Concealed Duct High Static Pressure POWER SAVING MODE e The power saving mod
101. hile taking off compressor wire an error does not occur Compressor rare short P29 Position detectioncireiiteror Stop Displayed when 1 Check control P C board MCC 1596 error is detected 38 Error mode detected by remote controller or central controller TCC LINK Operation of diagnostic function Status of vas No communication with master indoor unit Judgment and measures Power supply error of remote controller Indoor EEPROM error 1 Check remote controller inter unit wiring Not displayed at all Check remote controller Operation on remote controller is impossible e Remote controller wiring is not correct Check indoor power wiring Check indoor PC board Check indoor EEPROM including socket insertion e Power of indoor unit is not turned on e Automatic address cannot be completed Automatic address repeating phenom enon generates Receiving error from remote controller No communication with master indoor unit Stop 1 Check remote controller inter unit wiring Automatic reset 9 Displayed when error is detected e Disconnection of inter unit wire between remote controller and master indoor unit Detected by remote controller side 2 Check remote controller x If center exists operation continues 3 Check indoor power wiring 4 Check indoor PC board Stop Sending error of remote controller Central controller L20 Central controller Send
102. ice 1 Do not mix the other refrigerant or refrigerating oil For the tools exclusive to R410A shapes of all the joints including the service port differ from those of the former refrigerant in order to prevent mixture of them 2 As the use pressure of the new refrigerant is high use material thickness of the pipe and tools which are specified for R410A 3 In the installation time use clean pipe materials and work with great attention so that water and others do not mix in because pipes are affected by impurities such as water oxide scales oil etc Use the clean pipes Be sure to brazing with flowing nitrogen gas Never use gas other than nitrogen gas 4 For the earth protection use a vacuum pump for air purge 5 R410A refrigerant is azeotropic mixture type refrigerant Therefore use liquid type to charge the refrigerant If using gas for charging composition of the refrigerant changes and then characteristics of the air conditioner change 3 Pipe Materials For the refrigerant pipes copper pipe and joints are mainly used It is necessary to select the most appropriate pipes to conform to the standard Use clean material in which impurities adhere inside of pipe or joint to a minimum 1 Copper pipe lt Piping gt The pipe thickness flare finishing size flare nut and others differ according to a refrigerant type When using a long copper pipe for R410A it is recommended to select Copper or copper base pipe with
103. ied service person to do it for you e Do not touch the aluminum fin of the outdoor unit You may injure yourself if you do so If the fin must be touched do not touch it yourself but contact a qualified installer or a qualified service person e Do not climb onto or place objects on top of the outdoor unit You may fall or the objects may fall off of the outdoor unit and result in injury Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion e When the air conditioner is operated with a combustion appliance in the same place be careful of ventilation to let fresh air enter the room Poor ventilation causes oxygen shortage e When the air conditioner is used in a closed room be careful of sufficient ventilation of the room Poor ventilation causes oxygen shortage Repairs e When you have noticed that some kind of trouble such as when an error display has appeared there is a smell of burning abnormal sounds are heard the air conditioner fails to cool or heat or water is leaking has occurred in the air conditioner do not touch the air conditioner yourself but set the circuit breaker to the OFF position and contact a qualified service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until qualified service person arrives Continuing to use the air con
104. ifications CIA EE nas When power Distinction of outdoor unit supply is reset Geng the power supply is reset the outdoors are distinguished and the control is selected according to the distinguished result 2 Operation 1 Based on the operation mode selecting command from the mode selection remote controller the operation mode is selected command e COOL HEAT operation mode is automatically selected by Ta Ts and Ts Setup temp To for operation To Outside temp e The operation is performed as shown in the following figure according to Ta value at the first time only In the range of Ts UL 1 lt Ta lt Ts Q 1 Setup air volume operation continues Ta Room temp Cooling LI operation 111 11 Setup air volume operation e Setup air volume 1 0 H Heating HI operation e Q is corrected according to the outside temperature Co f 93 COI O A Room temp 1 Adjustment range Remote controller setup temperature control Wired type 18to 29 18to 29 18to 29 2 Using the Item code 06 the setup temperature in heating Shift of suction operation can be corrected temperature in heating operation Setup temp correction 4 C 6 C Setup air volume operation Indoor formation Setup data 1 way Air Discharge Cassette Type 2 way Air Discharge Cassette Type Concealed Duct Standard Type High Wall Type Under Ceiling Type Floor Standing Concealed Type Floor Standing Type
105. ill be displayed e When turning on the leak breaker at the first time flashes Display Air intake on the display part of the remote controller section Connect a suction duct e While this icon is flashing the model is being automatically confirmed S ON OFF Wait till icon has disappeared to use the remote controller TIMER SET FAN MODE O p e rat i O n Se se a section GIO FILTER RESET TEST SET CL SWING FIX UNIT LOUVER Electrical control box The earth screw is provided in the electrical control box Drain pan Separate sold part AOE a a a Remote controller 1 ij a saa ae 2 ECH Jet Eu TEST PA l 9 6 SS DE Teater R C No G 7 GE lego 13 14 8 15 E Outdoor unit Air intake 1 Operation mode 6 Timer mode display The selected operation mode is displayed The selected timer mode is displayed Side and rear pa Uy W We A J A y NES Front panel There is an earth screw valves and electric parts inside Air discharge ge 1 Pipe cover AW Wire connection holes Refrigerant pipe connection holes 2 Error display Z Filter display Displayed while the protective device works or a error occurs 3 SETTING display Displayed during setup of the timer or other settings 4 TEST run display Displayed during a test run 5 Timer display When an error occurs error code is displayed Reminder to clean the ai
106. in the room and wet of furniture REQUIREMENT e The drain piping flows the natural drainage Make sure to set the drain piping from the unit with descending slope of 1 50 to 1 100 and do not make up down or trap in the midway e Set the horizontal pulling of the drain pipe to 20m or less When drain piping is too long attach the support bracket at intervals of 1 5m to 2m to avoid the pipe becomes undulant as shown in figure below lt Example for installation of the main piping Incl piping support gt 15to2m As long as possible X Up down bend Descending slop of 1 50 to 1 100 Descending slop of 1 50 to 1 100 e Be sure to connect the drain pipe to the air conditioner with adhesive to avoid water leakage from the joint portion e Condensation may occur on the drain pipes including collective pipes All drain pipes must be wrapped with heat insulator to prevent dew condensation Especially a part where drain pipe is connected to the indoor unit must be firmly insulated with the provided heat insulator e O Installation Manual Concealed Duct High Static Pressure E Pipe material size and insulator The following materials for piping work and insulating process are procured locally Hard vinyl chloride pipe socket for VP25 Pipe material Hard vinyl chloride pipe VP25 Nominal outer diameter 32mm insulator Foamed polyethylene foam thickness 10mm or more Connecting drain pipe REQU
107. individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Owner s Manual Concealed Duct High Static Pressure m Warning Indications on the Air Conditioner Unit WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing WARNING Moving parts Moving parts Do not operate unit with grille removed Do not operate unit with grille removed Stop the unit before the servicing Stop the unit before the servicing CAUTION CAUTION High temperature parts High temperature parts You might get burned when removing this panel You might get burned when removing this panel CAUTION CAUTION Do not touch the aluminum fins of the unit Do not touch the aluminum fins of the unit Doing so may result in injury Doing so may result in injury CAUTION CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst BURST HAZARD Open the service valves before the operation otherwise there might be the burst Owner s Manual Concealed Duct High Static Pressure 7 PRECAUTIONS FOR SAFETY ZN WARNING General e Carefully read Owner s Manual before starting the air conditioner There are many important things to keep in mind for daily operation Transportation and storage e Whe
108. ing procedure Connect the terminal block A B of the indoor unit connected with a remote controller to the terminal blocks A B of the indoor units of other indoor units by wiring the inter unit wire of the remote controller e When the power supply has been turned on the automatic address setup starts and which indicates that address is being set up flashes on the display part During setup of automatic address the remote controller operation is not accepted Required time up to the finish of automatic addressing is approx 5 minutes NOTE In some cases it is necessary to change the address manually after setup of the automatic address according to the system configuration of the group control ee PAE Concealed Duct High Static Pressure Procedure example 1 Manual address setup procedure While the operation stops change the setup Be sure to stop the operation of the unit 1 2 6 Procedure 1 Push simultaneously e A buttons for 4 seconds or more After a while the display part flashes as shown below Check the displayed CODE No is 10 TEST e When the CODE No is other than 10 push button to erase the display and repeat procedure from the first step After pushing button operation of the remote controller is not accepted for approx 1 minute For a group control No of the firstly displayed indoor unit becomes the header unit Display changes according to the model No of i
109. ing to restart the unit immediately after it was stopped the unit can not start for approx 3 minutes this is to protect the compressor The operation lamp illuminates and the operation starts 2 Select an operation mode with the E button One push of the button and the display changes in the order shown below HEA E X 3 an 3 Selecta desired set point by pushing the TEMP Cy or TEMP CO button oR ly E Owner s Manual Concealed Duct High Static Pressure 8 C OPERATION For object pre heating Available for Super Digital Inverter outdoor units The air conditioner can control the heating temperature to about 8 C in the heating mode The 8 C heating operation requires settings with the wired remote controller Ask the installer or dealer for the settings according to the installation manual of the indoor unit Start 1 Set the displayed temperature to 18 C in the heating mode by pushing TEMP y button 2 Set the displayed temperature to 8 C by pushing TEMP button for at least four seconds Stop 1 Get the displayed temperature to 18 C by pushing TEMP Ga button e The air conditioner returns to the normal HEAT mode Select a desired temperature and operation mode NOTE e The discharged air temperature is lower than that in the normal heating operation e The room temperature may not be heated evenly depending on the remote controller installation location e The room temperature
110. ion Manual Concealed Duct High Static Pressure 12 INSTALLATION MANUAL Original instruction ADOPTION OF NEW REFRIGERANT This Air Conditioner uses R410A an environmentally friendly refrigerant Contents PRECAUTIONS FOR SAFETY cin rr 5 2 ACCESSORY PARTS ceesssessssessseecsusecssessseessuescsueesavessuvecsueessuessueessueessuessaeesseessneesavesnaeesnsess 8 3 SELECTION OF INSTALLATION PLACE 9 INSTALLATION MEN 11 5 FAN CHARACTERISTICS E 15 G DRAIN PIPING WORK nc rr 18 7 REFRIGERANT PIPING AND EVACUATING cscscosssssssssscssscsssssessuseescuteessuteessstesssaseesenee 22 D ELECTRICAL CONNECTION coi rn 25 Q APPLICABLE CONTROLS 0 ssssssssssssusecsssecssteccsueessusessueessseessueessueessuteersueesstesssatessueessane 28 TO SEHR eege 35 1 MAINTENANCE eeeeeecsssseccsseccsssecssseccseecsusecsseecsuteessueessuecsuteecsueessatessaneesaneessutessaneesasess 36 12 TROUBLESHOOTING 0 scsescsssccssseccsssccsssecsusessstessseeessueessutessatesssuesssutesssteesaneessatessaneesssees 38 D Installation Manual Concealed Duct High Static Pressure Thank you for purchasing this Toshiba air conditioner Please read carefully through these instructions that contain important information which complies with the Machinery Directive Directive 2006 42 EC and ensure that you understand them Some of the details provided in these instructions differ from the Installation Manual supplied with your product and the instructio
111. ion or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to do the refrigerant handling and piping work involved in installation relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Qualified service The qualified service person is a person who installs repairs maintains relocates and removes person 1 the air conditioners made by Toshiba Carrier Corporation He or she has been trained to install repair maintain relocate and remove the air conditioners
112. ir conditioner is not working Be sure to stop the air conditioner before making settings SET DAP SANTO FEST PPP LD UL OQ 6 FILTER RESET TEST Procedure 7 Push Gi button and TEMP CY button simultaneously for at least 4 seconds After a while the display flashes as shown in the figure Confirm that the CODE No is 01 If the CODE No is not 01 push Gi button to erase the display content and repeat the procedure from the beginning No operation of the remote controller is accepted for a while after Ge button is pushed CODE No Display content varies with the indoor unit model Procedure 2 UNIT LOUVER Each time you push button indoor unit numbers in the control group change cyclically Select the indoor unit you want to change settings for The fan of the selected unit runs You can confirm the indoor unit for which you want to change settings CODE No K ere SR KKE SERB 7 Procedure 3 Using TEMP Cy Ca buttons specify CODE No ZING dr E Procedure 4 Using TIME Y A buttons select SET DATA alo alo lo alo Od ald A ted Procedure 5 Push Cy button When the display changes from flashing to lit the setup is completed e To change settings of another indoor unit repeat from Procedure 2 e To change other settings of the selected indoor unit repeat from Procedure 3 Use a button to clear the settings To make settings after a
113. isplayed on the wired remote controller and the central controller E01 is displayed on the wired remote controller and CO6 error is displayed on the central controller If these check codes generate during operation the air conditioner stops F29 error This check code indicates a detection error of IC10 non volatile memory EEPROM on the indoor unit PC board which generated during operation of the air conditioner Replace the service P C board When EEPROM was not inserted when power supply turned on or when the EEPROM data read write operation is impossible at all the automatic address mode is repeated In this time 97 error is displayed on the central controller Approx Approx 3 minutes 1 minute TR LED D002 on indoor unit SET is displayed on SETTING Reboot PONERSE wired remote controller goes off A ae wn Reset 1Hz for approx 10 seconds Repetition P31 error Follower indoor unit When the master unit of a group operation detected E03 L03 L07 or L08 error the follower unit of the group operation detects P31 error and then the unit stops There is no display of the check code or alarm history of the wired remote controller In this model the mode enters in automatic address set mode when the master unit detected L03 L07 or L08 error 48 Temperature Resistance value characteristic table Temperature sensor TA TC TCJ Representative value Tempe
114. k required breaker Before starting to repair the outdoor unit fan or fan guard be absolutely sure to set the circuit breaker to the OFF position and place a Work in progress sign on the circuit breaker When cleaning the filter or other parts of the indoor unit set the circuit breaker to OFF without fail and place a Work in progress sign near the circuit breaker before proceeding with the work and the electrical parts are repaired you will still risk receiving an electric shock For this reason short circuit the high voltage capacitor terminals to discharge the voltage before Execute proceeding with the repair work discharge For details on the short circuiting procedure refer to the Service Manual between You may receive an electric shock if the voltage stored in the capacitors has not been sufficiently terminals discharged O Place a Work in progress sign near the circuit breaker while the installation maintenance repair O Even if the circuit breaker has been set to the OFF position before the service panel is removed or removal work is being carried out There is a danger of electric shocks if the circuit breaker is set to ON by mistake Prohibition If in the course of carrying out repairs it becomes absolutely necessary to check out the electrical parts with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor unit removed in order to find out exactly wh
115. l Controlled by 2 remote controllers This control is to operate 1 or multiple indoor units are operated by 2 remote controllers Max 2 remote controllers are connectable e When connected 2 remote controllers operate an indoor unit Remote controller Remote controller switch Master switch Sub Sold Sold separately separately TINTA MN Remote controller cables oo Procured locally d Terminal block for er dl remote controller cables Outdoor unit Setup method One or multiple indoor units are controlled by 2 remote controllers Max 2 remote controllers are connectable lt Wired remote controller gt How to set wired remote controller as sub remote controller Change DIP switch inside of the rear side of the remote controller switch from remote controller master to sub In case of RBC AMT32E Remote controller Inside of the rear side II wm Sub remote controller Master remote a controller vn wm wm Operation 1 The operation contents can be changed by Last push priority 2 Use a timer on either Master remote controller or Sub remote controller 58 9 1 6 Monitor Function of Remote Controller Switch E Calling of sensor temperature display lt Contents gt Each data of the remote controller indoor unit and outdoor unit can be understood by calling the service monitor mode from the remote controller lt Proced
116. l indoor units connected to the remote control when the group operation control is performed f 1 Setting data read out from EEPROM The setting data modified on the site other than factory set value stored in the EEPROM shall be read out Step 1 Push a G and 5 button on the remote controller simultaneously for more than 4 seconds When the group operation control is performed the unit No displayed for the first time is the header unit No At this time the CODE No DN shows 7 Also the fan of the indoor unit selected starts its operation and the swing operation also starts if it has the louvers UNIT LOUVER Step 2 Every time when the e e button is pushed the indoor unit No under the group control is displayed in order Specify the indoor unit No to be replaced 1 Change the CODE No DN to 2 L by pushing Y A buttons for the temperature setting this is the setting for the filter sign lighting time At this time be sure to write down the setting data displayed 2 Change the CODE No DN by pushing CY A buttons for the temperature setting Similarly be sure to write down the setting data displayed 3 Repeat the step 2 2 to set the other settings in the same way and write down the setting data as shown in the table 1 example The CODE No DN are ranged from 4 to FF The CODE No DN may skip Step 3 After writing down all setting data push 5 button to ret
117. l receiving operation of central control system is impossible HE General purpose device control interface batched warning An error on device connected to general purpose device control interface of exclusive to TCC LINK AI NET Lo P30 Group follower unit is defective Group follower unit is defective For remote controller above mentioned details are displayed with unit No NOTE Even for the same contents of error such as communication error the display of check code may differ according to detection device When remote controller or central controller detects an error it is not necessarily related to operation of the air conditioner In this list the check codes that outdoor unit detects are not described Check Code List Error mode detected by indoor unit Operation of diagnostic function Check Cause of operation code No communication from remote E03 controller including wireless and communication adapter The serial signal is not output from outdoor unit to indoor unit e Miswiring of inter unit wire E04 e Defective serial sending circuit on outdoor P C board e Defective serial receiving circuit on indoor P C board Duplicated indoor unit address Duplicated indoor header unit There is group wire in individual indoor unit E Unset indoor group address 08 LO3 LO7 L08 LO9 L30 Abnormal input of outside interlock Float switch operation P10 e Float circuit Disconnection Coming
118. labels are indicated on the specified positions If removing the label during parts replace stick it as the original WARNING ELECTRICAL SHOCK HAZARD oirlo da Disconnect all remote electric power supplies Disconnect all remote electric before servicing power supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit before the servicing Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION CAUTION A High temperature parts High temperature parts You might get burned when removing You might get burned when removing this panel this panel Do not touch the aluminum fins of the unit Do not touch the aluminum fins of the unit a Doing so may result in injury Doing so may result in injury CAV UOR CAUTION BURST HAZARD BURST HAZARD Open the service valves before the operation Open the service valves before the operation otherwise there might be the otherwise there might be the burst burst CAUTION CAUTION Precaution for Safety N WARNING Before starting to repair the air conditioner read carefully through the Service Manual and repair the air conditioner by following its instructions Only qualified service person 1 is allowed to repair the air conditioner Repair of the air conditioner by unqualified person may give rise to a fire electric shocks injury water leaks and or other problems
119. lack If refrigerant gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may be generated Electrical wiring Only a qualified installer 1 or qualified service person 1 is allowed to carry out the electrical work of the air conditioner Under no circumstances must this work be done by an unqualified individual since failure to carry out the work properly may result in electric shocks and or electrical leaks When connecting the electrical wires repairing the electrical parts or undertaking other electrical jobs wear gloves to provide protection for electricians and from heat insulating shoes and clothing to provide protection from electric shocks Failure to wear this protective gear may result in electric shocks Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations and laws Use of wiring which does not meet the specifications may give rise to electric shocks electrical leakage smoking and or a fire Be sure to connect earth wire Grounding work Incomplete grounding causes an electric shock Do not connect ground wires to gas pipes water pipes and lightning rods or ground wires for telephone wires After completing the repair or relocation work check that the ground wires are connected properly Install a circuit breaker that meets the specifications in the installation manual
120. larly to ensure efficient operation of the air conditioner When the air conditioner is operated for a long time periodic maintenance once a year is recommended Furthermore regularly check the outdoor unit for rust and scratches and remove them or apply rustproof treatment if necessary As a general rule when an indoor unit is operated for 8 hours or more daily clean the indoor unit and outdoor unit at least once every 3 months Ask a professional for this cleaning maintenance work Such maintenance can extend the life of the product though it involves the owner s expense Failure to clean the indoor and outdoor units regularly will result in poor performance freezing water leakage and even compressor failure 17 Owner s Manual Concealed Duct High Static Pressure Maintenance List Heat exchanger Indoor outdoor e Dust dirt clogging scratches Wash the heat exchanger when it is clogged e Take appropriate measures when abnormal sound is Fan motor Indoor outdoor generated e Wash the filter with water when it is contaminated Filter Indoor Dust dirt breakage e Replace it when it is damaged Vibration balance e Replace the fan when vibration or balance is terrible Dust dirt appearance e Brush or wash the fan when it is contaminated e Fix or replace them when they are deformed or Air inlet outlet grilles Indoor outdoor Dust dirt scratches damaged Dust dirt clogging drain co
121. ler at indoor unit side setup contents e 64 line central controller TCB SC642TLE2 Display at remote Individual Operated on the remote controller controller side Priority to second pushing No display Central 1 ON OFF operation cannot be Central 3 goes on operated on the remote controller Central 2 ON OFF mode selection temp setup Central 2 goes on operations cannot be operated on the remote controller Central 3 Mode selection and temp setup Central 3 goes on operations cannot be operated on the remote controller Central 4 Mode selection cannot be operated Central 2 goes on on the remote controller Fixed with 75 In case of the wireless type the display lamp does not change but the contents are same If operating an item which is prohibited by the central control mode from the remote controller it is notified with the receive sound Pi Pi Pi Pi Pi 5 times 98 Mel Hem Outline of specifications 15 Save operation 1 When selecting AUTO mode the save operation is enabled By connected 9 Shift Correct the setup temperature from input values of the outdoor unit every sensor in the range of not spoiling comfortable ability 3 The input values mean the room temperature Ta outside temperature To air volume and indoor heat exchanger sensor temperature Tc Their data for 20 minutes are averaged to calculate the correction value of the setup tempe
122. leted push E button EB disappears FILTER RESET TEST N CAUTION Cleaning remote controller e Use a dry cloth to wipe the remote controller e Never use a damp cloth on the remote controller e Do not use a chemically treated duster for wiping or leave such materials on the unit for long It may damage or fade the surface of the unit e Do not use benzine thinner polishing powder or similar solvents for cleaning These may cause the plastic surface to crack or deform gt Periodic check Long period use of the air conditioner may cause deterioration or failure of parts due to heat humidity dust and operating conditions or may cause poor drainage of dehumidified water Preparing for long Shut Down Period 4 2 3 4 Clean the filters and reposition them in unit Operate the unit in fan mode for 3 or 4 hours to dry all internal parts Turn the unit off and disconnect the main power supply Before unit is turned on again make sure the circuit breaker has been Ty turned on for at least 12 hours Check points before operation 1 Check that the air filters are installed 2 Check that the air outlet or inlet is not blocked 3 Turn on the main power switch or the circuit breaker for the main power supply to the air conditioner NOTE For environmental conservation it is strongly recommended that the indoor and outdoor units of the air conditioner in use be cleaned and maintained regu
123. liances equipment may occur When the wireless remote controller is used in a room equipped with an inverter type fluorescent light or at a place exposed to direct sunlight signals from the remote controller may not be received correctly Place where organic solvent is used Place where special spray is used frequently E Installation under high humidity atmosphere In some cases including the rainy season especially inside of the ceiling may become high humidity atmosphere dew point temperature 23 C or higher 1 Installation to inside of the ceiling with tiles on the roof 2 Installation to inside of the ceiling with slated roof 3 Installation to a place where inside of the ceiling is used for pathway to intake the fresh air e In the above cases additionally attach the heat insulator to all positions of the air conditioner which come to contact with the high humidity atmosphere In this case arrange the side plate Check port so that it is easily removed e Apply also a sufficient heat insulation to the duct and connecting part of the duct Reference Condensation test conditions Indoor side 27 C dry bulb temperature 24 C wet bulb temperature Air volume Low air volume operation time 4 hours Concealed Duct High Static Pressure Installation Manual E Installation space Unit mm Reserve space required for maintenance the indoor unit and service work 200 or more Servicing space i Concealed
124. lified Service Person N CAUTION TO DISCONNECT THE APPLIANCE FROMTHE MAINS SUPPLY e This appliance must be connected to the mains by means of a switch with a contact separation of at least 3 mm e The installation fuse 25A must be used for the power supply line of this air conditioner CAUTIONS ABOUT INSTALLATION Be sure to confirm the following cautions e Certainly lay the drain hose for perfect draining Bad drainage may cause flooding in the house and getting furniture wet e Make sure to connect the air conditioner to an exclusive power supply of the rated voltage otherwise the unit may break down or cause a fire CAUTIONS ABOUT OPERATION e Do not use this air conditioner for special purpose such as preserving food precision instruments art objects breeding animals car vessel etc e Do not touch any switches with wet finger otherwise you may get an electric shock e If the air conditioner will not be used for a considerably long time turn off the main switch or the circuit breaker for safety e To make the air conditioner operate in its original performance operate it within the range of the operating temperature specified in the instructions Otherwise it may cause a malfunction or water leak from the unit e Prevent any liquid from falling into the remote controller Do not spill juice water or any kind of liquid Concealed Duct High Static Pressure Owner s Manual E Information on the Transportation
125. ll the error histories of the indoor unit are deleted Group control operation In a group control operation of maximum 8 indoor units can be controlled by a remote controller The indoor unit connected with outdoor unit Individual Master of twin controls room temperature according to setting on the remote controller lt System example gt OUT eee Max 8 units Remote controller 1 Display range on remote controller The setup range Operation mode Air volume select Setup temp of the indoor unit which was set to the master unit is reflected on the remote controller 1 Concealed duct RAV SMXXXDT is not set up on the master unit e If the Concealed duct is the master unit Operation mode Cooling Heating AUTO HEAT COOL FAN and no DRY Air volume select HIGH e When the operation mode is DRY FAN stops in duct models 2 Address setup Turn on power of the indoor unit to be controlled in a group within 3 minutes after setting of automatic address If power of the indoor unit is not turned on within 3 minutes completion of automatic address setting the system is rebooted and the automatic address setting will be judged again 1 Connect 3 In Out cables surely 2 Check line address indoor address group address of the unit one by one 3 The unit No line indoor gout address which have been set once keep the present status as a rule if the unit No is not duplicated with one of another unit
126. lling of digital inverter DI SDI unit setup CAUTION 1 Closed end connection of shield wire Connect all the connecting parts of each indoor unit 2 Apply open process to the last terminal insulating process 3 Ground earth wire to 1 point at indoor unit side Central control device U1 U2 O Caution 2 Central control 1 system wiring 11213 ER VE unit Indoor unit AJB AJB Remote controller Remote controller Remote controller Group operation Outdoor unit Follower unit 1 1 model connection interface AJB E This option 5 P C board switch SW01 setup When performing collective control by DI or SDI only the setup of terminator is necessary e Using SW01 set up the terminator e Set up the terminator to only the adapter connected to the indoor unit of least line address No Central control device Central control device Central control devices Max 10 units Refrigerant line 2 Central control system wiring Outdoor unit es Indoor outdoor inter unit wire AC230V serial Header Follower unit unit Indoor unit we 1 1 model connection interface This product sold separately Remote controller a Remote controller wiring Remote controller Group operation Max 8 units GE Line address 1 2 SW01 Bit 1 ON OF OFF at shipment from factory SW01 Bit 2 OFF OFF OFF at shipment from factory Turn SW01 Bit 1 t
127. made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified service person who is allowed to do the electrical work involved in installation repair relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person who is allowed to do the refrigerant handling and piping work involved in installation repair relocation and removal has the qualifications pertaining to this refrigerant handling and piping work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to refrigerant handling and piping work on the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified service person wh
128. may not reach 8 C depending on the room size or the installation conditions The 8 C heating operation is cancelled in the following cases When operation is stopped with 2 button e When another operation mode is selected with button e When temperature setting or operation mode is changed or operation is started stopped by the wireless remote controller or the central control remote controller If one or more models other than the 4 way air discharge cassette type 4 series slim duct Concealed Duct High Static Pressure are connected in the same control group the 8 C heating operation is not available e When you use this operation mode observe proper operating hours and we recommend that you ask service staff for periodic maintenance of the air conditioner A s L Concealed Duct High Static Pressure 5 TIMER OPERATION Owner s Manual e Three timer modes are available Setting of up to 168 hours is enabled Off timer The unit stops when the set time is reached Repeat Off timer The unit stops daily when the set time is reached On timer The unit starts when the set time is reached a TEST Set Push 5 button The timer mode changes with every push of the button rO Co O Off timer Repeat Off timer On timer No display and timer display flashes 2 Push DD to select set time e With every push of 4 button the set time increases by 0 5 hr 30 minutes W
129. n be monitored Y TEST 4 Pushing button returns the status to the usual display 1 The indoor discharge temperature of CODE No F8 is the estimated value from TC or TCJ sensor Use this value to check discharge temperature at test run A discharge temperature sensor is not provided to this model e The data value of each item is not the real time but value delayed by a few seconds to ten odd seconds e If the combined outdoor unit is one before 2 or 3 series the outdoor unit data 6D 70 72 and 73 are not displayed PO E Calling of error history lt Contents gt The error contents in the past can be called lt Procedure gt SET TEST HON OFF 1 Push buttons simultaneously for 4 seconds or more to call the service check mode TIMER SET FAN MODE service Check goes on the CODE No 07 is displayed and ox then the content of the latest alarm is displayed DER res A T UNIT LOUVER The number and error contents of the indoor unit in which an 3 GO error occurred are displayed 2 In order to monitor another error history push the set temperature Cv Ca buttons to change the error 2 3 1 history No CODE No CODE No UI Latest gt CODE No 77 Old NOTE 4 error histories are stored in memory lt Operation procedure gt 1 gt 2 gt 3 3 Pushing K button returns the display to usual display Returned to usual display REQUIREMENT Do not push O button otherwise a
130. n of mode in the test mode is permitted TEST Procedure 2 Push 2 button Procedure 3 Using button select the operation mode Cool or Heat e Do not run the air conditioner in a mode other than Cool or Heat e The temperature controlling function does not work during test run e The detection of error is performed as usual Procedure 4 After the test run push 2 button to stop a test run Display part is same as procedure 1 Procedure 5 TEST Push amp check button to cancel release from the test run mode TEST disappears on the display and the status returns to a normal 95 Concealed Duct High Static Pressure 77 MAINTENANCE N CAUTION Installation Manual ee When connecting a return air duct to the unit the cleaning method of the air filter differs according to the construction of duct end Ask a qualified installer or qualified service person lt Daily maintenance gt Cleaning of air filter 1 al If H is displayed on the remote controller contact to qualified installer or qualified service person Take out the air filter e Push the extrusion of the air filter to inside and pull out it to take out the air filter Cleaning with water or vacuum cleaner e If dirt is heavy clean the air filter by tepid water with neutral detergent or water e After cleaning with water dry the air filter sufficiently in a shade place Mount the air filter FILTER
131. n pushing Gi button the operation from the remote controller is not accepted for approx 1 minute 34 Installation Manual AA Concealed Duct High Static Pressure 10 TEST RUN E Before test run e Before turning on the power supply carry out the following procedure 1 Using 500V megger check that resistance of 1MQ or more exists between the terminal block 1 to 3 and the earth grounding If resistance of less than 1MQ is detected do not run the unit 2 Check the valve of the outdoor unit being opened fully e To protect the compressor at activation time leave power ON for 12 hours or more before operating E Execute a test run Using the wired remote controller operate the unit as usual For the procedure of the operation refer to the attached Owner s Manual A forced test run can be executed in the following procedure even if the operation stops by thermostat OFF In order to prevent a serial operation the forced test run is released after 60 minutes have passed and returns to the usual operation N CAUTION e Do not use the forced test run for cases other than the test run because it applies an excessive load to the devices DON OFF FAN MODE SAVE VENT Ca SWING FIX UNIT LOUVER FILTER RESET TEST 1 5 Installation Manual AA S Procedure 1 Keep Gi button pushed for 4 seconds or more TEST is displayed on the display part and the selectio
132. n transporting the air conditioner wear shoes with additional protective toe caps e When transporting the air conditioner do not take hold of the bands around the packing carton You may injure yourself if the bands should break e When stacking the packing cartons for storage or transportation heed the precautions written on the packing cartons Failure to heed the precautions may cause the stack to collapse Installation e Only a qualified installer 1 or qualified service person 1 is allowed to carry out the electrical work of the air conditioner Under no circumstances must this work be done by an unqualified individual since failure to carry out the work properly may result in electric shocks and or electrical leaks e After the installation work has been completed have the installer explain about the circuit breaker positions In the event that trouble has occurred in the air conditioner set the circuit breaker to the OFF position and contact a service person If you install the unit in a small room take appropriate measures to prevent the refrigerant from exceeding the limit concentration even if it leaks Consult the dealer from whom you purchased the air conditioner when you implement the measures Accumulation of highly concentrated refrigerant may cause an oxygen deficiency accident e Do not install the air conditioner in a location that may be subject to a risk of expire to a combustible gas If a combustible gas leaks an
133. national wiring regulations Capacity shortage of power circuit or incomplete installation may cause an electric shock or a fire N CAUTION If incorrect incomplete wiring is carried out it will cause an electrical fire or smoke Be sure to install an earth leakage breaker that is not tripped by shock waves If an earth leakage breaker is not installed an electric shock may be caused Be sure to use the cord clamps attached to the product Do not damage or scratch the conductive core and inner insulator of power and inter connecting wires when peeling them Use the power cord and Inter connecting wire of specified thickness type and protective devices required REQUIREMENT For power supply wiring strictly conform to the Local Regulation in each country Power supply for indoor unit must be exclusive and separated from the one for outdoor unit For wiring of power supply of the outdoor units follow the Installation Manual of each outdoor unit Never connect 220 240V power to the terminal blocks A B etc for control wiring Otherwise the system will fail Perform the electric wiring so that it does not come to contact with the high temperature part of the pipe The coating may melt resulting in an accident After connecting wires to the terminal blocks provide a trap and fix wires with the cord clamp Run the refrigerant piping line and control wiring line in the same line Do not turn on the
134. ndoor unit Procedure 2 UNIT_LOUVER Every pushing e e button the indoor UNIT No in the group control is displayed in order Select the indoor unit of which setup is changed In this time the position of the indoor unit of which setup is changed can be confirmed because fan of the selected indoor unit operate Installation Manual ee Procedure 3 1 Using TEMP y Ga buttons specify CODE No 12 CODE No 12 Line address 2 Using TIME y A buttons change the line address from 3 to 2 3 Push button In this time the setup finishes when the display changes from flashing to lighting Indoor unit No before setup change is displayed Procedure 4 1 Using TEMP y Ga buttons specify CODE No 13 CODE No 13 Indoor address 2 Using TIME y A buttons change the indoor address from 3 to 2 3 Push e button In this time the setup finishes when the display changes from flashing to lighting Indoor unit No before setup change is displayed 7 CODE No KT Procedure 5 1 Using TEMP y Ca buttons specify CODE No 14 CODE No 14 Group address 2 Using TIME Y A buttons change the SET DATA from 0001 to 0002 SET DATA Header unit 0001 Follower unit 0002 3 Push button In this time the setup finishes when the display changes from flashing to lighting Indoor unit No before setup change is displayed
135. ng operation Tsh Setup temp in Description in the parentheses shows an example of heating operation cooling ON OFF temp correction of room temp control Ta C Cooling 1 5 Tsc Cooling ON th Cooling OFF 1 5 l S Heating WWhen 1 5 or more lowers against Tsc 10 minutes and after thermo OFF cooling operation Thermo OFF exchanges to heating operation For the automatic capacity control after judgment of cooling heating see Item 4 For temperature correction of room temp control in automatic heating see Item 3 Cool air discharge In heating operation the indoor fan is controlled In A zone PRE HEAT 68 preventive control based on the detected temperature of Tc sensor or Tcj Heating ready is sensor As shown below the upper limit of the displayed revolution frequency is restricted However B zone is assumed as C zone for 6 minutes and after when the compressor activated In defrost operation the control value of Tc or Tcj are shifted by 6 C 95 Mel Mem Outline of specifications Remarks 7 Freeze preventive control Low temperature release 1 The cooling operation is performed as follows Tc Tcj based on the detected temperature of Tc sensor or Tcj sensor When J zone is detected for 6 minutes Following figure the commanded frequency is decreased from the real operation frequency After then the commanded frequency changes every 30 seconds while operation is
136. noneennnnnnnaneenenrnrrnas 8 4 CORRECT USAGE coccion 11 D TIMERO PERA Oca marananaa EE 13 6 POWER SAVING MODE cciicicatinattiiatsiilccit 14 ADVANCED SETTINGS coccion rr 15 8 ENERGY SAVING RECOMMENDATIONS scssscsssssseescsssscssseccsusecssesssuteccatecsstescaseessans 16 O MAINTENANCE tege 17 10 AIR CONDITIONER OPERATIONS AND PERFORMANCE ssssssssscssscstescsssessteesesses 19 1 INSTALLATION cceescsssescoseccseccssseccssecssceecsusessstsesuteessueessaecsutesssueessutessutessaneessasessueessasess 20 72 TROUBLESHOOTING seescssssscsssccsscscsusessseecsusessueessssescseessueessusesssteessueessueessuteesaneesssees 21 13 SPECIFICATIONS cc 22 Owner s Manual Concealed Duct High Static Pressure Thank you for purchasing this Toshiba air conditioner Please read carefully through these instructions that contain important information which complies with the Machinery Directive Directive 2006 42 EC and ensure that you understand them Some of the details provided in these instructions differ from the Installation Manual supplied with your product and the instructions provided here take precedence After reading these instructions be sure to keep them in a safe place together with the Owner s Manual and Installation Manual supplied with your product Generic Denomination Air Conditioner Definition of Qualified Installer or Qualified Service Person The air conditioner must be installed maintained repaire
137. ns provided here take precedence After reading these instructions be sure to keep them in a safe place together with the Owner s Manual and Installation Manual supplied with your product Generic Denomination Air Conditioner Definition of Qualified Installer or Qualified Service Person The air conditioner must be installed maintained repaired and removed by a qualified installer or qualified service person When any of these jobs is to be done ask a qualified installer or qualified service person to do them for you A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in the table below Agent Qualifications and knowledge which the agent must have e The qualified installer is a person who installs maintains relocates and removes the air conditioners made by Toshiba Carrier Corporation He or she has been trained to install maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified installer who is allowed to do the electrical work involved in installation relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been traine
138. ntamination e Clean the drain pan and check the downward slope for smooth drainage Drain pan Indoor Ornamental panel indoor Dust dirt scratches e Wash them when they are contaminated or apply louvers repair coating e Rust peeling of insulator Exterior Outdoor R g e Peeling lift of coat e Apply repair coating e Concealed Duct High Static Pressure Owner s Manual 10 AIR CONDITIONER OPERATIONS AND PERFORMANCE 3 minutes protection function 3 minutes protection function prevents the air conditioner from starting for initial 3 minutes after the main power switch circuit breaker is turned on for re starting the air conditioner Power failure Power failure during operation will stop the unit completely e To restart the operation push the ON OFF button on the remote controller e Lightning or a wireless car telephone operating nearby may cause the unit to malfunction Turn off the main power switch or circuit breaker and then turn them on again Push the ON OFF button on the remote controller to restart Heating characteristics Preheating operation The air conditioner will not deliver warm air immediately after it is turned on Warm air will start to flow out after approximately 5 minutes when the indoor heat exchanger warmed up Warm air control In heating operation When the room temperature has reached the set temperature while the outdoor unit is stopping the indoor unit discharges wind with a very small
139. nuts M10 M12 for securing the outdoor unit must be used when installing the unit Install the outdoor unit property in a location that is durable enough to support the weight of the outdoor unit Insufficient durability may cause the outdoor unit to fall which may result in injury Concealed Duct High Static Pressure Installation Manual Refrigerant piping Install the refrigerant pipe securely during the installation work before operating the air conditioner If the compressor is operated with the valve open and without refrigerant pipe the compressor sucks air and the refrigeration cycles is over pressurized which may cause a injury Tighten the flare nut with a torque wrench in the specified manner Excessive tighten of the flare nut may cause a crack in the flare nut after a long period which may result in refrigerant leakage After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas may be generated When the air conditioner has been installed or relocated follow the instructions in the Installation Manual and purge the air completely so that no gases other than the refrigerant will be mixed in the refrigerating cycle Failure to purge the air completely may cause the air conditioner to malfunction Nitrogen gas must be used for the airtight test The charge hose must be connected in such a way that it is not s
140. o the external view e When a ceiling already exists lay the drain pipe refrigerant pipe system interconnection wires and remote controller wires to their connection locations before hanging the indoor unit Procure hanging bolts washer and nuts for installing the indoor unit these are not supplied Hanging bolt M10 or W3 8 4 pieces Nut M10 or W3 8 12 pieces Installation of hanging bolt Use M10 hanging bolts 4 pcs to be local procure Matching to the existing structure set pitch according to size in the unit external view as shown below New concrete slab Install the bolts with insert brackets or anchor bolts NZ a Ke A Rubber Anchor bolt Blade type Slide type Pipe hanging bracket bracket anchor bolt Steel flame structure Use existing angles or install new support angles Hanging bolt Hanging bolt Support angle Existing concrete slab Use a hole in anchors hole in plugs or a hole in bolts Installation Manual E Installation of indoor unit Treatment of ceiling The ceiling differs according to structure of building For details consult your constructor or interior finish contractor In the process after the ceiling board has been removed it is important to reinforce ceiling foundation frame and to keep horizontal level of installed ceiling correctly in order to prevent vibration of ceiling board e Attach the nuts and the M10 flat washers to the han
141. o ON As status shipped from factor Swot er Bit 1 Bit 1 nee OFF None Mixed with multi Link wiring at shipment from factor ON 1000 Central control by digital inverter only Remote controller OFF 750 Spare ON 430 Spare 63 6 External view of P C board assembly Terminator SW01 MCC 1440 01 COMPONENT BIDE 7 Address setup In addition to set up the central control address it is necessary to change the indoor unit number Line Indoor Group address For details refer to 1 1 model connection interface Installation Manual 9 3 How to Set up Central Control Address Number When connecting the indoor unit to the central control remote controller using 1 1 model connection interface it is necessary to set up the central control address number e The central control address number is displayed as the line No of the central control remote controller lt Procedure gt Perform setup while the unit stops 1 Q A GON Setup data Central control address No TEST Push Ca buttons for 4 seconds or more When group control is executed first the unit No ALL is displayed and all the indoor units in the group control are selected In this time fans of all the selected indoor units are turned on Fig 1 Keep ALL displayed status without pushing e Ze button In case of individual remote controller which is not group controlled Line address and Indoor unit address ar
142. o is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work Definition of Protective Gear When the air conditioner is to be transported installed maintained repaired or removed wear protective gloves and safety work clothing In addition to such normal protective gear wear the protective gear described below when undertaking the special work detailed in the table below Failure to wear the proper protective gear is dangerous because you will be more susceptible to injury burns electric shocks and other injuries Work undertaken Protective gear worn Protective gloves AR YPES OT WOK Safety working clothing Gloves to provide protection for electricians and from heat Electrical related work Insulating shoes Clothing to provide protection from electric shock Work done at heights 50 cm or more Helmets for use in industry Transportation of heavy objects Shoes with additional protective toe cap Repair of outdoor unit Gloves to provide protection for electricians and from heat The important contents concerned to the safety are described on the product itself and on this Service Manual Please read this Service Manual after understanding
143. o one will approach the work location before proceeding with the work Parts and other objects may fall from above possibly injuring a person below Do not touch the aluminum fin of the outdoor unit You may injure yourself if you do so If the fin must be touched for some reason first put on protective gloves and safety work clothing and then proceed Do nat climb onto or place objects on top of the outdoor unit You may fall or the objects may fall off of the outdoor unit and result in injury When transporting the air conditioner wear shoes with additional protective toe caps When transporting the air conditioner do not take hold of the bands around the packing carton You may injure yourself if the bands should break This air conditioner has passed the pressure test as specified in IEC 60335 2 40 Annex EE N DENGER Before carrying out the installation maintenance repair or removal work be sure to set the circuit breaker to the OFF position Otherwise electric shocks may result Before opening the intake grille of the indoor unit or service panel of the outdoor unit set the circuit breaker to the OFF position O Failure to set the circuit breaker to the OFF position may result in electric shocks through contact with the interior parts Only a qualified installer 1 or qualified service person 1 is allowed to remove the intake grille Turn off of the indoor unit or service panel of the outdoor unit and do the wor
144. occurred in the air conditioner an error code and indoor UNIT No appear on the display part of the remote controller The error code is only displayed during the operation If the display disappears operate the air conditioner according to the following Confirmation of error log for confirmation Ro i DON OFF FAN MODE SAVE VENT FILTER RESET TEST SWING FIX UNIT LOUVER Error code Indoor UNIT No in which an error occurred Procedure 7 When pushing and Gi buttons at the same time for 4 seconds or more the following display appears If is displayed the mode enters in the error log mode e 01 Order of error log is displayed in CODE No e Error code is displayed in CHECK e Indoor unit address in which an error occurred is displayed in Unit No CODE No Procedure 2 TEMP Every pushing of cv button used to set temperature the error log stored in memory is displayed in order The numbers in CODE No indicate CODE No 01 latest 04 oldest REQUIREMENT Do not push button because all the error log of the indoor unit will be deleted Procedure 3 After confirmation push Gi button to return to the usual display 38 Installation Manual EE Installation Manual Concealed Duct High Static Pressure Concealed Duct High Static Pressure WR Error codes and parts to be checked LOL Wired remote controller display Main defective parts
145. of 3 fan motors To change external static pressure by duct resistance connect the 3 connectors of the orange lead wires that are connected to the underside of the fan tap changing terminal block to the same number F1 F2 or F3 terminal The wires of the fan motor has been connected to F2 External static pressure 137Pa 14mmAgq as factory default Low static pressure F1 Fan motor a Fan motor Bg Bg E Y y e VIS Kl E YEL Yellow BLU Blue ORG Orange Fan tap changing terminal block Control P C board 4P terminal block 3P terminal 2P terminal block block Yellow F2 ete 137 14 Factory default Middle static pressure 14 y defau Orange x Do not use F4 NOTE When the external static pressure is changed write down the static pressure once change in the wiring diagram of the indoor unit is made 20 5 SPECIFICATIONS OF ELECTRICAL PARTS 5 1 Indoor Unit RAV SM2242DT E RAV SM2802DT E RAV SM2242DT TR RAV SM2802DT TR 1 Fan motor STF 200 370 4AR Output Rated 370 W 2 TAsensor Lead wire length 818mm 10 kQ at 25 C O M6 size lead wire length 2000mm Vinyl tube Black 10 kQ at 25 C TCJ sensor M6 size lead wire length 2000mm Vinyl tube Red 10 kQ at 25 C 91 6 INDOOR CONTROL CIRCUIT 6 1 RAV SM2242DT E RAV SM2802DT E RAV SM2242DT TR RAV SM2802DT TR Indoor Controller Block Diagram 6 1 1 Connection of
146. off Float switch contact error 4 way valve system error P19 e After heating operation has started indoor heat exchangers temp is down Own unit stops while warning is output Ee to other indoor units Coming off disconnection or short of indoor heat exchanger temp sensor TCJ F01 Coming off disconnection or short of indoor heat exchanger temp sensor TC F02 Coming off disconnection or short of indoor heat exchanger temp sensor TA F10 Indoor EEPROM error e EEPROM access error F29 Communication error between indoor MCU e Communication error between fan driving MCU and main MCU E10 Regular communication error between E18 indoor header and follower units Status of air conditioner Stop Automatic reset Stop Automatic reset Unset indoor capacity Stop Automatic reset Stop Follower unit Automatic reset Stop Automatic reset Stop Automatic reset Stop Automatic reset Stop Automatic reset Stop Automatic reset Stop Automatic reset Condition Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detect
147. ommunication error between main MCU and motor microcomputer MCU Auto reset Header indoor unit indoor follower unit regular communication error Indoor IPDU communication error Outdoor Indoor P C board Regular communication is not possible between header and follower Auto reset indoor units or between twin header main and follower sub units Communication error between IPDU and CDB Entire stop Indoor unit heat exchanger sensor TCJ error Indoor unit heat exchanger sensor TC Indoor error F04 Outdoor unit discharge temp sensor Outdoor TD error Outdoor unit temp sensor TE TS error Indoor F Outdoor unit outside air temp sensor Outdoor error F10 ea unit room temp sensor TA sensor error F12 F13 F15 F29 Indoor unit other PC board error Indoor FO6 FO7 Outdoor TL sensor may be displaced disconnected or short circuited Entire stop 08 Heat exchanger sensor TCJ indoor PC board Open circuit or Auto reset short circuit of the heat exchanger sensor TCJ was detected Heat exchanger sensor TC indoor PC board Open circuit or Aut reset short circuit of the heat exchanger sensor TC was detected Outdoor temp sensor TD outdoor PC board Open circuit or Entire stop short circuit of the discharge temp sensor was detected Outdoor temp sensors TE TS outdoor P C board Open circuit or short circuit of the heat exchanger temp sensor was detected Entire
148. on noise and vibration e If one indoor unit is operating some sound may be audible from other indoor units that are not operating 20 Owner s Manual Concealed Duct High Static Pressure 12 TROUBLESHOOTING N CAUTION If any of the following conditions occur turn off the main power supply switch and immediately contact the dealer e Switch operation does not work properly e The main power fuse often blows out or the circuit breaker is often activated e A foreign matter or water fall inside the air conditioner e When the air conditioner does not operate even after the cause of the protective device activation has been removed The operation lamp and AF on the remote controller are flashing e Any other unusual conditions are observed Before you ask for servicing or repairs check the following points Recheck Inoperative e The main power switch is turned off e The circuit breaker is activated to cut off power supply e The main power fuse has blown out Does not cool well or heat well e The air inlet and or outlet of the outdoor unit is blocked e Doors or windows are opened e The set temperature is too high In cooling or low In heating These are not failures Indoor unit or outdoor unit makes a strange noise e When the temperature suddenly changes the indoor or outdoor unit occasionally makes a strange noise because of expansion contraction of parts or change of refrigerant flow
149. onditioner to be relocated by an unqualified individual since a fire electric shocks injury water leakage noise and or vibration may result When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve left open and the compressor still operating will cause air etc to be sucked in raising the pressure inside the refrigeration cycle to an abnormally high level and possibly resulting in rupture injury or other trouble 1 Refer to the Definition of Qualified Installer or Qualified Service Person ia Concealed Duct High Static Pressure Installation Manual N CAUTION New Refrigerant Air Conditioner Installation e THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R410A WHICH DOES NOT DESTROY OZONE LAYER e The characteristics of R410A refrigerant are easy to absorb water oxidizing membrane or oil and its pressure is approx 1 6 times higher than that of refrigerant R22 Accompanied with the new refrigerant refrigerating oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating oil does not enter the refrigerating cycle e To prevent charging an incorrect refrigerant and refrigerating oil the sizes of connecting sections of charging port of the main unit and installation tools are changed from those for the conventional refrigerant e Acco
150. or an opening 0 15 or larger than the respective floor spaces at the top or bottom of the door pa Outdoor unit y Refrigerant piping SETA Indoor unit 3 If an indoor unit is installed in each partitioned room and the refrigerant piping is interconnected the smallest room of course becomes the object But when a mechanical ventilation is installed interlocked with a gas leakage detector in the smallest room where the density limit is exceeded the volume of the next smallest room becomes the object Refrigerant piping Outdoor unit Indoor unit Meum Large room Mechanical ventilation device Gas leak detector NOTE 3 The minimum indoor floor area compared with the amount of refrigerant is roughly as follows When the ceiling is 2 7m high 40 Range below the me 35F density limit 30 of 0 3 kg m countermeasures not needed m 25 E o 20 9 Range above 15 the density limit O of 0 3 kg m8 3 10 countermeasures needed es 6 10 20 30 Total amount of refrigerant kg TOSHIBA CARRIER CORPORATION 23 17 TAKANAWA 3 CHOME MINATOKUO TOKYO 108 8580 JAPAN Copyright O 1999 to 2010 TOSHIBA CARRIER CORPORATION ALL Rights Reserved
151. or unit e For details of installation refer to the Installation Manual of the outdoor unit E Evacuation Using a vacuum pump perform vacuuming from the charge port of valve of the outdoor unit For details follow to the Installation Manual attached to the outdoor unit e Never use the refrigerant sealed in the outdoor unit for evacuation REQUIREMENT For the tools such as charge hose etc use those manufactured exclusively for R410A E Ma Concealed Duct High Static Pressure Refrigerant amount to be added For addition of the refrigerant add refrigerant R410A referring to the attached Installation Manual of outdoor unit Be sure to use a scale to charge the refrigerant of specified amount REQUIREMENT Charging an excessive or too little amount of refrigerant causes a trouble of the compressor Be sure to charge the refrigerant of specified amount A personnel who charged the refrigerant should write down the pipe length and the added refrigerant amount in the nameplate attached to the service panel of the outdoor unit It is necessary to fix the compressor and refrigeration cycle malfunction Open the valve fully Open the valve of the outdoor unit fully A 4mm hexagonal wrench is required for opening the valve For details refer to the Installation Manual attached to the outdoor unit Gas leak check Check with a leak detector or soap water whether gas leaks or not from the pipe connec
152. ositions that fix the protective tube white on the relay connector of the fan motor Remove the fan motor lead wire assembly and the protective tube from lead wire of the fan motor Mount the fan motor lead wire assembly and the protective tube to the fan motor to be replaced arrange the tube so that it covers the relay connector and then fix it with bundling band 2 positions Put the fan motor to be replaced on the motor base Set the fan motor so that label of the model name is at upper side when replaced x After replacement assemble the fan motor in reverse order so that it becomes the same status as that before replacement E connector Be careful there is no loosening of screws wee when assembling E Check also that there is no fitting of fan with fan case no air discharge and no abnormal sound Fix the both ends of the protective tube so that it connector section y Motor base Fixing bracket Tightening band Left 2 pcs Right 2 pcs 105 14 EXPLODED VIEWS AND PARTS LIST 14 1 Indoor Unit 204 205 Model Name RAV SM Location ai ModelName RASM Cem DT E 2802DT E 2242DT TR 2802DT TR a a lA ana asteoeer ran a a a E aos orcos Bana Moto Len aos orcos Bana Motor Agur S aos Loss owners manual 1 C ser owners Manual In 210 Lamm Remote Conwoter sasse 1 4 ot ferme paren fff E E 43151300 Switch Float FS 020
153. out seam and one with bonded oil amount 40mg 10m or less Also do not use crushed deformed discolored especially inside pipes Impurities cause clogging of expansion valves and capillary tubes lt Flare nut gt Use the flare nuts which are attached to the air conditioner unit 2 Joint The flare joint and socket joint are used for joints of the copper pipe The joints are rarely used for installation of the air conditioner However clear impurities when using them D E 4 Tools 1 Required Tools for R410A Mixing of different types of oil may cause a trouble such as generation of sludge clogging of capillary etc Accordingly the tools to be used are classified into the following three types 1 Tools exclusive for R410A Those which cannot be used for conventional refrigerant R22 2 Tools exclusive for R410A but can be also used for conventional refrigerant R22 3 Tools commonly used for R410A and for conventional refrigerant R22 The table below shows the tools exclusive for R410A and their interchangeability Tools exclusive for R410A The following tools for R410A are required Tools whose specifications are changed for R410A and their interchangeability R410A Conventional air air conditioner installation conditioner installation Used tool Existence of Whether conventional Whether i new equipment ee ee n EE conventional equipment for R410A Jup can be used IEC Copper pipe gauge 2 for a
154. performed in J Zone In K zone time counting is interrupted and the operation is held When zone is detected the timer is cleared and the operation returns to the normal operation If the commanded frequency becomes SO because the operation continues in J zone the return temperature A is raised from 5 C to 12 C until zone is detected and the indoor fan operates with Fan mode Indoor heat exchanger sensor temperature In heating operation the freeze preventive control Ten works if 4 way valve is not exchanged and the following conditions are satisfied However the temperature for J zone dashing control is changed from 2 C to 5 C Tc temperature when 5 minutes elapsed after activation Tc n 1 Tc temperature at start time lt Conditions gt e When O or is established 5 minutes after activation Ten lt Tc n 1 5 2 Ten lt Tc n 1 1 and Ten lt Ta lt 5 C 26 No ien Outline of specifications Remarks High temp release 1 The heating operation is performed as follows based control on the detected temperature of Tc sensor or Tcj sensor e When M zone is detected the commanded frequency is decreased from the real operation frequency After then the commanded frequency changes every 30 seconds while operation is performed in M zone e In N zone the commanded frequency is held e When L zone is detected the commanded fr
155. pprox 100mm on a wire to hang down the electrical control box at servicing etc e The low voltage circuit is provided for the remote controller Do not connect the high voltage circuit 1 Remove the cover of the electrical control box by taking off the mounting screws 2 positions 2 Tighten the screws of the terminal block and fix the wires with cord attached to the electrical control box Do not apply tension to the connecting section of the terminal block 3 Mount the cover of the electrical control box without pinching wires lt Terminal block of electrical control box gt Electrical control System interconnecting Wired remote controller connecting box cover Indoor fan power supply Terminal block Terminal block Terminal block r Fixing screw al Ka Bias El OC al d a ach ee Nop Newel Nore Bushing Wired remote controller wire Indoor fan power supply wire System interconnecting wire Cord clamp 26 Concealed Duct High Static Pressure Group control Sa e Unit mm 30 Indoor fan power supply wire S 999 bol 30 40 System interconnecting wire Remote Controller Wiring e Strip off approx 9mm the wire to be connected e Non polarity 2 core wire is used for wiring of the remote controller 0 5mm to 2 0mm wires Wiring diagram Terminal block for remote controller wiring of indoor unit Remote controller wire Locally procured E y
156. products which use R410A refrigerant the refrigerant name is indicated at a position on the outdoor unit where is easy to see To prevent miss charging the route of the service port is changed from one of the former R22 For an air conditioner which uses R410A never use other refrigerant than R410A For an air conditioner which uses other refrigerant R22 etc never use R410A lf different types of refrigerant are mixed abnormal high pressure generates in the refrigerating cycle and an injury due to breakage may be caused Do not charge refrigerant additionally If charging refrigerant additionally when refrigerant gas leaks the refrigerant composition in the refrigerating cycle changes resulted in change of air conditioner characteristics or refrigerant over the specified standard amount is charged and an abnormal high pressure is applied to the inside of the refrigerating cycle resulted in cause of breakage or injury Refrigerant Therefore if the refrigerant gas leaks recover the refrigerant in the air conditioner execute vacuuming and then newly recharge the specified amount of liquid refrigerant In this time never charge the refrigerant over the specified amount When recharging the refrigerant in the refrigerating cycle do not mix the refrigerant or air other than R410A into the specified refrigerant If air or others is mixed with the refrigerant abnormal high pressure generates in the refrigerating cycle resulted in cause of injury
157. r filter 8 Fan speed display Fan speed is not adjustable It is fixed to High HIGH Zen 9 set temperature display The selected set temperature is displayed 10 Power saving mode display Limits compressor speed capacity to save energy N a Concealed Duct High Static Pressure 17 12 3 d 12 11 UNIT No Owner s Manual H 10 a Y 9 ron AS DHO R C No JUUTU 1 SE 2 EE ANSSET DATA ESTO TEST 5 W D CHO D r EF N 8 UNIT No display Displays the number of the indoor unit selected Also displays error code of indoor and outdoor units Central control display Displayed when the air conditioner is used under the central control in combination with a central control remote controller In case the remote controller is disabled by the central control system flashes The button operation is not accepted Even when you push ON OFF MODE or TEMP button and the button operation is not accepted Settings made by the remote controller vary with the central control mode For details refer to the Owner s Manual of the central control remote controller mm D 13 14 15 ll C 990 Y 13 14 15 Remote controller sensor display Displayed while the sensor of the remote controller is used Pre heat display Displayed when the heating mode is energized or defrost cycle is initiated While this icon is displayed the indoor fan stop
158. r in a vessel or mobile crane Do not install the air conditioner in an acidic or alkaline atmosphere in a hot spring area or near a chemicals factory or in a place subject to combustion emissions Corrosion may be generated on the aluminum fin and copper pipe of the heat exchanger Do not install the air conditioner near an obstacle air vent lighting equipment etc that disturbs discharge air Turbulent airflow may reduce the performance or disable devices Do not use the air conditioner for special purposes such as preserving food precision instruments or art objects or where breeding animals or growing plants are kept This may degrade the quality of preserved materials Do not install the air conditioner over an object that must not get wet Condensation may drop from the indoor unit at a humidity of 80 or more or when the drain port is clogged Do not install the air conditioner in a place where an organic solvent is used Do not install the air conditioner near a door or window subject to humid outside air Condensation may form on the air conditioner e Do not install the air conditioner in a place where special spray is used frequently Be careful with noise or vibrations e Do not install the air conditioner in a place where noise by outdoor unit or hot air from its air outlet annoys your neighbors e Install the air conditioner on a solid and stable foundation so that it prevents transmission of resonating operati
159. r ventilation kit locally procured is connected If is displayed on the remote controller when this button is pushed no vent kit connected button Ventilation button 10 5 button Power save operation Use to initiate power saving mode 11 25 button Unit Louver select button Selects a unit number left and louver number right UNIT Selects an indoor unit when multiple indoor units are controlled with one remote controller LOUVER No Function 12 button Swing Louver direction button No Function OPTION Remote controller sensor Usually the temperature sensor of the indoor unit senses the temperature The temperature on the surrounding of the remote controller can also be sensed For details contact the dealer from which you have purchased the air conditioner 10 Owner s Manual Concealed Duct High Static Pressure 4 CORRECT USAGE e When you use the air conditioner for the first time or when you change the setting follow the steps below Settings are saved in memory and are displayed anytime the unit is turned on by pushing the 2 fF button E Preparation Turn on the main power switch and or the leakage breaker e When the power supply is turned on a partition line is displayed on the display part of the remote controller e After the power supply is turned on the remote controller does not accept an operation for approx 1 minute but it is not a failure REQU
160. rature 4 The setup temperature is shifted every 20 minutes and the shift value is In cooling time 1 5 to 1 0K In heating time 1 5 to 1 0K 16 Max frequency cut control 1 When selecting AUTO mode the Max frequency cut control operation is enabled 2 Cooling operation mode In case of To lt 28 C Max frequency cut is controlled based on the following figure Ta C 4 Usual control 3 The Max frequency is restricted to approx cooling rated value Tsc 3 Heating operation mode In case of To gt 15 C Max frequency cut is controlled based on the following figure Ta C Tsh 3 The Max frequency is restricted to approx cooling rated value 4 Usual control 99 it Board ircul 6 3 Indoor Print C lt MCC 1403 gt UONOUN ON Lx p y sul si nid yous x MS IO JOSsu8s POL MHO indul 101149 UondoO 4l4 dsia JOSUSS OL BUIdIAJaS JO Dosen l indul 10119 gegen indino ue OV SES TR 19X3 ES 3131 Z491 Lu Teo OZONO S40E0ND 0Z1 DENO Ajddns Jamod aa O 140 euondo ER E GOEN pe S 00IN Ea ZOINO O Nd 8 E a OJIM YUN 19 U1 aa S 12 Szi 1 01 U09 SOU lo Sg 1 3 S a ae Yate 890N9 dd A S indino co COCO me ase gt dund ugin a n 3 S J vodar Coen indino jeuondo pe ne S sl Lk E00VA Bl lx E S oe N 3 o PS 6LONO INH am z pN 0 Lu F J o 3 800391 HA EEON WT R H 0SOND S
161. rature Resistance value kQ C Minimum value Standard value Maximum value 33 80 35 30 20 35 21 09 SSES 2 343 2 454 e IC 0 6023 0 6434 TA TC TCJ sensors Resistance kQ Temperature C 49 Inspection of Fan Motor Fan motor Measure the resistance value of each winding by using the tester Fan motor inside wiring diagram Position Resistance value STF200 370 4AR Orange White 13 47 Q Blue White 15 02 Q Motor over heating protection switch Under 20 C 50 8 REPLACEMENT OF SERVICE P C BOARD 8 1 Indoort Unit lt Note when replacing the P C board for indoor unit servicing gt The nonvolatile memory hereafter called EEPROM IC503 on the indoor unit PC board before replacement includes the model specific type information and capacity codes as the factory set value and the important setting data which have been automatically or manually set when the indoor unit is installed such as system indoor group addresses high ceiling select setting etc When replacing the P C board for indoor unit servicing follow the procedures below After replacement completes confirm whether the settings are correct by checking the indoor unit No Group master unit sub unit settings and perform the cooling cycle confirmation through the trial operation lt Replacement procedures gt CASE 1 Before replacement the indoor unit can be turned on and the setting data can b
162. rdingly the exclusive tools are required for the new refrigerant R410A e For connecting pipes use new and clean piping designed for R410A and please care so that water or dust does not enter To Disconnect the Appliance from Main Power Supply e This appliance must be connected to the main power supply by means of a switch with a contact separation of at least 3 mm e The installation fuse must be used for the power supply line of this conditioner Concealed Duct High Static Pressure Installation Manual AAA AE 2 ACCESSORY PARTS PI la IN Installation Manual Owner s Manual Heat insulator ef a Be sure to hand over to customers For other languages that do not appear in this Installation Manual please refer to the enclosed CD R Be sure to hand over to customers For heat insulation of Gas pipe connecting section For heat insulation of Liquid pipe connecting section Joint 022 2 28 6 mm SS For connecting the gas side pipe Concealed Duct High Static Pressure Installation Manual 3 SELECTION OF INSTALLATION PLACE Upon approval of the customer install the air conditioner in a place that satisfies the following conditions e Place where the unit can be installed horizontally e Place where a sufficient servicing space can be ensured for safety maintenance and check e Place where drained water will not cause any problem Avoid installing in the following places Place exposed to
163. re tap 50Hz Medium static pressure tap 50Hz Low static pressure tap 50Hz 300 250 200 150 w High static pressure tap 50Hz E Medium static pressure tap 50Hz Low static pressure tap 50Hz 2800 3000 3400 3800 4200 4400 2880 3200 3600 4000 4320 Air volume m h Upper limit of air volume eE Concealed Duct High Static Pressure Installation Manual EE lt RAV SM2802 Type gt Current of fan motor A 350 300 250 200 150 100 External static pressure Pa 50 3200 3400 3800 4200 4600 Lower limit of air volume REQUIREMENT Standard air volume 4200m9 h High static pressure tap 50Hz es EC OO OSO Medium static pressure tap 50Hz Here N Low static pressure tap 50Hz ka Ki SN AXANN AEC Eee E High static pressure tap 50Hz CCIW Tf PIAA LT LEAL TE Medium static pressure tap 50Hz Ces I E Low static pressure tap 50Hz 5000 5200 3360 3600 4000 4400 4800 5040 Air volume m h Upper limit of air volume Add a air volume damper to the air supply duct and adjust the air volume in the range from 80 to 120 of the standard air volume Installation Manual Concealed Duct High Static Pressure E Wire connection change of fan motor This duct is composed of 3 fan motors To change external static pressure by duct resistance connect the
164. re to stop operation of the set FILTER RESET TEST Procedure 1 r TEST VENT Push simultaneously Ca buttons for 4 seconds or more After a while the display part flashes and the display appears as shown below In this time the position can be checked because fan of the indoor unit operate For the group control the indoor UNIT No is displayed as OI and fans of all the indoor units in the group control operate Check the displayed CODE No is 01 When the CODE No is other than 01 push Gi button to erase the display and repeat procedure from the first step After pushing Gi button operation of the remote controller is not accepted for approx 1 minute Display changes according to the model No of indoor unit Procedure 2 UNIT LOUVER In the group control every pushing Ge button the indoor UNIT No in the group control is displayed in order In this time the position of the indoor unit can be confirmed because only fan of the selected indoor unit operate For a group control No of the firstly displayed indoor unit becomes the header unit Procedure 3 After confirmation push A button to return the mode to the usual mode When pushing Gi button the display disappears and the status becomes the usual stop status When pushing Gi button the operation from the remote controller is not accepted for approx 1 minute SETTING 83 Concealed Duct High Static Pressure
165. rst time is the header unit No At this time the CODE No DN shows 7 Also the fan of the indoor unit selected starts its operation and the swing operation starts if it has the louvers The unit No ALL is displayed if the auto address setting mode is interrupted in 2 step 2 ai Step 2 Every time when eo button is pushed the indoor unit No in the group control operation are displayed in order The settings stored in the EEPROM of the PC board for indoor unit servicing are the factory set values Specify the indoor unit No with its PC board replaced to the PC board for indoor unit servicing You cannot perform this operation if ALL is displayed Step 3 Select the CODE No DN can be selected by pushing the CY CA button for the temperature setting e Set the indoor unit type and capacity The factory set values shall be written to the EEPROM by changing the type and capacity 1 Set the CODE No DN to without change 2 Select the type by pushing buttons for the timer setting For example 4 way Air Discharge Cassette Type is set to 0001 Refer to table 2 3 Push ei button The operation completes if the setting data is displayed 4 Change the CODE No DN to by pushing CY A buttons for the temperature setting 5 Select the capacity by pushing buttons for the timer setting For example 80 Type is set to 0012 Refer to table 3
166. s No function display Displayed when the function requested is not available on that model Concealed Duct High Static Pressure Operation section Owner s Manual APA AAA AE Push each button to select a desired operation e The control saves commands in memory and after the initial setting there is no need for any additional settings unless changes are desired The air conditioner can be operated by pushing the 2 button FILTER RESET TEST SET WG N 7 422 button Temperature set button Adjusts the set point Select the desired set point by pushing TEMP or TEMP OGD 2 button Timer set button Use to setup the timer 3 amp button Filter reset button Resets EH icon after cleaning filter 4 E button Test button Use only for service During normal operation do not use this button O mm button When the button is pushed the operation starts and it stops by pushing the button again When the operation has stopped the operation lamp and all the displays disappear 6 Operation lamp Green light illuminates when unit is on Although it flashes when operating the protection device or an error occurs 7 button Operation mode button Selects desired operation mode 8 gt button Fan speed button Fan speed is not adjustable It is fixed to High TIMER SET CL 5 ON OFF TIME SAVE VENT 8 Ca SWING FIX UNIT LOUVER 9 VENT Use when a powe
167. s directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion Explanations given to user e If you have discovered that the fan grille is damaged do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified service person to have the repairs done Do not set the circuit breaker to the ON position until the repairs are completed Relocation Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous for the air conditioner to be relocated by an unqualified individual since a fire electric shocks injury water leakage noise and or vibration may result When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve left open and the compressor still operating will cause air etc to be sucked in raising the pressure inside the refrigeration cycle to an abnormally high level and possibly resulting in reputing injury etc 1 Refer to the Definition of Qualified Installer or Qualified Service Person Declaration of Conformity Manufacturer Toshiba Carrier Corporation 336 Tadehara Fuji shi Shizuoka ken 416 8521 JAPAN Authorized Nick Ball Representative TCF holder Toshiba EMEA Engineering Director Toshiba Carrier UK Ltd Porsham Close Belliver Industrial Estate PLYMOUTH Devon PL6 7
168. sensor etc CODE No to be monitored See the following table 3 Pushing Ch left side of the button select an indoor unit to be monitored The sensor temperatures of indoor units and their outdoor unit in the control group are displayed 4 Push Gi button to return to the normal display Indoor unit data Room temperature remote controller Outdoor unit data Outdoor unit heat exchanger coil temperature TE Indoor unit intake air temperature TA Outside air temperature TO Indoor unit heat exchanger coil temperature TCJ Compressor discharge temperature TD Indoor unit heat exchanger coil temperature TC Indoor unit fan cumulative operating hours x 1h Compressor suction temperature TS Heatsink temperature THS Operating current x 1 10 Compressor cumulative operating hours x 100 30 Installation Manual Concealed Duct High Static Pressure Group control Group control for system of multiple units One remote controller can control up to 8 indoor units as a group 4 Group control in single system Outdoor unit Outdoor unit Outdoor unit Outdoor unit F Outdoor unit Max 8 units Remote controller Finish of address setup by power ON e For wiring procedure and wiring method of the individual line Identical refrigerant line system refer to ELECTRICAL CONNECTION e Wiring between lines is performed in the follow
169. siop Outdoor temp sensor TO outdoor P C board Open circuit or short circuit of the outdoor air temp sensor was detected Operation continued Room temp sensor TA indoor PC board Open circuit or short circuit of the room temp sensor TA was detected Auto reset TS 1 sensor may be displaced disconnected or short circuited Entire stop TS 1 oe temperature was detected by the temp sensor of the IGBT Entire stop Temp sensor TE TS may be connected incorrectly Entire stop Indoor PC board EEPROM error Auto reset F31 Outdoor unit P C board Outdoor Outdoor PC board In the case of EEPROM error Entire stop Outdoor unit compressor breakdown Outdoor Outdoor unit compressor lock Outdoor Current detect circuit power voltage Minimum frequency was reached in the current releasing control or short circuit current Idc after direct excitation was detected Entire stop Compressor circuit Compressor lock was detected Entire stop Outdoor unit current detect circuit error Outdoor Current detect circuit outdoor unit RC board Abnormal current was detected in AC CT or a phase loss was detected Entire stop Case thermostat operation 1 Outdoor Malfunction of the case thermostat Entire stop Outdoor unit low pressure system error Outdoor Current high pressure switch circuit outdoor PC board Ps pressure sensor error was detected or low pressure prote
170. system is to be installed in a small room select a suitable model and installation procedure so that if the refrigerant accidentally leaks out its concentration does not reach the limit and in the event of an emergency measures can be made before injury can occur In a room where the concentration may exceed the limit create an opening with adjacent rooms or install mechanical ventilation combined with a gas leak detection device The concentration is as given below Total amount of refrigerant kg Min volume of the indoor unit installed room m lt Concentration limit kg m The concentration limit of R410A which is used in multi air conditioners is 0 3kg m NOTE 1 If there are 2 or more refrigerating systems in a single refrigerating device the amounts of refrigerant should be as charged in each independent device Outdoor unit e g charged e g charged amount 15kg amount 10kg DO AA En E ES EN Room A Room B Room C Room D Room E Indoor unit For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A Band C is 10kg The possible amount of leaked refrigerant gas in rooms D E and F is 15kg Important NOTE 2 The standards for minimum room volume are as follows 1 No partition shaded portion 2 When there is an effective opening with the adjacent room for ventilation of leaking refrigerant gas opening without a door
171. t Connect the central control devices to the central control system wiring When controlling DI SDI series only turn on only Bit 1 of SW01 of the least line of the system address No OFF when shipped from the factory In case of DI SDI series the address is necessary to be set up again from the wired remote controller after automatic addressing Refrigerant line 1 3 3 Outdoor unit 3 Indoor unit sec 1 1 model connection interface This product sold separately Caution 1 Caution 2 Remote controller wiring Remote controller Remote controller Remote controller Group operation Max 8 units Indoor units in all refrigerant lines Max 64 units If mixed with SMMS series Link wiring multi indoor units are included However group follower units of SDI DI series are not included in number of the units 62 4 Wiring specifications e Use 2 core with no polar wire e Match the length of wire to wire length of the central control system If mixed in the SMMS system the wire length is lengthened o Up to 1000m twisted wire 1 25mm with all indoor outdoor inter unit wire length at side Up to 2000m twisted wire 2 0mm e To prevent noise trouble use 2 core shield wire e Connect the shield wire by closed end connection and apply open process insulating process to the last terminal Ground the earth wire to 1 point at indoor unit side In case of central contro
172. the protective device has been activated and stopped operation turn off the leakage breaker immediately and ask the installer to find the cause If the air conditioner is operated without fixing the problem the air conditioner may malfunction e Check whether the air filters are installed If the air filters are not installed the air heat exchanger may be clogged with dust which may result in water leakage For cooling e When the air inlet and or outlet of the outdoor unit are blocked e When the air outlet of the outdoor unit is continuously exposed to strong wind For heating e When the air filters are clogged with too much dust or dirt e When the suction port and or discharge port of the indoor unit are blocked Do not turn off the leakage breaker e Do not turn off the leakage breaker during a test run of the air conditioner Use the ON OFF button on the air conditioner instead to control the power Owner s Manual Concealed Duct High Static Pressure Q MAINTENANCE WARNING Cleaning the air filter and other parts of the air filter involves dangerous work in high places so be sure to have a qualified installer or qualified service person to do it Do not attempt it by yourself Cleaning air filters Clogged air filters will reduce the cooling and heating performance 7 it B is displayed on the remote controller clean the air filters 2 When the cleaning of air filters has been comp
173. the service manual and the instructions provided here take precedence Generic Denomination Air Conditioner Definition of Qualified Installer or Qualified Service Person The air conditioner must be installed maintained repaired and removed by a qualified installer or qualified service person When any of these jobs is to be done ask a qualified installer or qualified service person to do them for you A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in the table below Agent Qualifications and knowledge which the agent must have Qualified The qualified installer is a person who installs maintains relocates and removes the air installer 1 conditioners made by Toshiba Carrier Corporation He or she has been trained to install maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to these operations The qualified installer who is allowed to do the electrical work involved in installation relocation and removal has the qualifications pertaining to this electrical work as stipulated by the local laws and regulations and he or she is a person who has been trained in matters relating to electrical work on the air conditioners made by Toshiba Carrier Corporat
174. ting section or cap of the valve REQUIREMENT Use a leak detector manufactured exclusively for HFC refrigerant R410A R134a etc 24 Installation Manual ee Heat insulation process Apply heat insulation for the pipes separately at liquid side and gas side For the heat insulation to the pipes at gas side be sure to use the material with heat resisting temperature 120 C or higher Using the attached heat insulation material apply the heat insulation to the pipe connecting section of the indoor unit securely without gap REQUIREMENT e Apply the heat insulation to the pipe connecting section of the indoor unit securely up to the root without exposure of the pipe The pipe exposed to the outside causes water leak e Wrap heat insulator with its slits facing up ceiling side Indoor unit Heat insulator Heat insulation Flare nut ofthe pipe Accessory Concealed Duct High Static Pressure N WARNING 1 Using the specified wires ensure to connect the wires and fix wires securely so that the external tension to the wires do not affect the connecting part of the terminals Incomplete connection or fixation may cause a fire etc N Be sure to connect earth wire grounding work Incomplete grounding cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires Ga Appliance shall be installed in accordance with
175. tion including twin system Turn on the indoor unit s with its P C board replaced to the PC board for indoor unit servicing according to either methods 1 or 2 shown below 1 Turn on only the indoor unit with its P C board replaced Be sure to confirm the remote controller is surely connected If not the operation 3 cannot be performed Perform either methods 1 or 2 described in item a above 2 Turn on the multiple indoor units including the indoor unit with its P C board replaced e Twin 1 system only e All group connections After completion of the auto address setting mode required time approx 5 min proceed to 3 The header unit of the group may be changed by performing the auto address setting Also the system address Indoor unit address of the indoor unit with its P C board replaced may be assigned to the addresses not used other than those of the indoor units without its P C board replaced It is recommended to keep the information in advance which cooling system the indoor unit belongs to or whether the indoor unit works as the header unit or the follower unit in the group control operation 52 3 Writing the setting data to EEPROM The settings stored in the EEPROM of the PC board for indoor unit servicing are the factory set values Step 1 Push e O and A buttons on the remote controller simultaneously for more than 4 seconds In the group control operation the unit No displayed for the fi
176. ulb temp CAUTION Room relative humidity less than 80 If the air conditioner operates in excess of this figure the surface of the air conditioner may cause dewing Outdoor temperature 20 C to 15 C Wet bulb temp Heating operation Room temperature 15 C to 28 C Dry bulb temp If air conditioner is used outside of the above conditions safety protection may work 10 Owner s Manual Concealed Duct High Static Pressure TT INSTALLATION Do not install the air conditioner in the following places e Do not install the air conditioner in any place within 1 m from a TV stereo or radio set If the unit is installed in such place noise transmitted from the air conditioner affects the operation of these appliances Do not install the air conditioner near a high frequency appliance sewing machine or massager for business use etc otherwise the air conditioner may malfunction Do not install the air conditioner in a humid or oily place or in a place where steam soot or corrosive gas is generated Do not install the air conditioner in a salty place such as seaside area Do not install the air conditioner in a place where a great deal of machine oil is used Do not install the air conditioner in a place where it is usually exposed to strong wind such as in seaside area Do not install the air conditioner in a place where sulfureous gas generated such as in a spa Do not install the air conditione
177. ules to prevent damage of the indoor units and human injury e Do not put a heavy article on the indoor unit Even units are packaged Carry in the indoor unit as it is packaged if possible If carrying in the indoor unit unpacked by necessity be sure to use buffering cloth etc to not damage the unit To move the indoor unit hold the hooking metals 4 positions only Do not apply force to the other parts refrigerant pipe drain pan foamed parts or resin parts etc Hanging bolt pitch of air inlet chamber side is different centre position make sure not to make mistake to install the setting direction Carry the package by two or more persons and do not bundle it with plastic band at positions other than specified E External Dimensions Unit mm 1380 a pp 1260 Hanging bolt pitch 4 M10 hanging bolt Local procure 1288 Hanging bolt pitch 3 1328 V Electrical control box Refrigerant pipe connecting port Gas side 022 2 Brazed Refrigerant pipe connecting port Liquid side 012 7 Flared 22 46 Drain pipe 5 connecting port oR ly E Concealed Duct High Static Pressure E Installation of hanging bolt Consider the piping wiring after the unit is hung when determining the location of the indoor unit installation and orientation After the location of the indoor unit installation has been determined install hanging bolts e For the dimensions of the hanging bolt pitches refer t
178. umber of sensor etc CODE No to be monitored See the following table UNIT LOUVER 3 Pushing e left side of the button select an indoor unit to be monitored The sensor temperatures of indoor units and their outdoor unit in the control group are displayed 4 Push e button to return to the normal display Indoor unit data Room temperature remote controller Indoor unit intake air temperature TA Indoor unit heat exchanger coil temperature TC Indoor unit fan cumulative operating hours x1 h Indoor unit heat exchanger coil temperature TCJ 34 N I I O gt O O 2 O O o O E 0 P 5 Q O O Q O c Q O O O E O Q a Check code indication Air conditioner operation TCC LINK central amp Representative defective position Explanation of error contents Automatic Operation Remote controller reset continuation FO1 Indoor unit Heat exchanger TCJ error J TC F10 Indoor unit Room temp sensor TA error Open short was detected on room temp sensor TA Indoor unit other indoor P C board error EEPROM error Other error may be detected If no error automatic address is repeated 7 CH CH 29 3 Duplicated setting of indoor group master unit lt gt There are multiple master units in a group 7 There is group cable in individual indoor unit lt gt When even one group connection indoor unit exists
179. uously for 1 minute and CN80 stop the operation forcibly Z O Outside error input DC12V Panel operation input The grille is controlled according to up down operation from the Panel up output remote controller AUTO up Open collector down grille SNAN Setting of automatic up down grille provided is performed on the Panel down output remote controller DN 30 0000 0001 Open collector o lt Selection of option error input Protective operation display of device attached to outside or Humidifier setting input Vaporizing Drain pump ON Humidifier is set at shipment from factory FILTER Option error N7 Humidifier setting SR Setting of option error input is performed on the remote controller DN 2A 0002 0001 o lt This check is used to check indoor operation Performs operation of indoor fan H Louver horizontal and Drain pump ON without communication with outdoor and remote controller CHK Operation check CN71 o lt DISP Exhibition mode CN72 Communication is available by indoor unit and remote controller only Demand input EXCT Demand GN73 o lt Indoor unit forced thermostat OFF operation This option is not provided to oversea models 31 7 INDOOR UNIT TROUBLESHOOTING 7 1 Summary of Troubleshooting lt Wired remote controller type gt 1 Before troubleshooting 1 Required tools instruments e
180. up amp Group Control lt Terminology gt Indoor unit No N n Outdoor unit line address N Max 30 Indoor unit address n Max 64 Group address O Single Not group control 1 Header unit in group control 2 Follower unit in group control Header unit 1 The representative of multiple indoor units in group operation sends receives signals to from the remote controllers and follower indoor units It has no relation with an indoor unit which communicates serially with the outdoor units The operation mode and setup temperature range are displayed on the remote controller LCD Except air direction adjustment of louver Follower unit 2 Indoor units other than header unit in group operation Basically follower units do not send receive signals to from the remote controllers Except errors and response to demand of service data 10 2 1 System Configuration 1 Single Outdoor Indoor Header Master 1 1 Individual Remote controller 2 Single group operation e Each indoor unit controls the outdoor unit individually 67 10 2 2 Automatic Address Example from Unset Address No miswiring 1 Standard One outdoor unit 1 Single 1 1 Individual Header Master Only turning on source power supply Automatic completion 2 Group operation Multiple outdoor units Multiple indoor units with serial communication only without twin 2 1 1 1 3 1 8 1 Header
181. ure gt 1 Push S buttons simultaneously for 4 seconds to UNIT No call the service monitor mode NT to The service monitor goes on the master indoor unit No is displayed at first and then the temperature of CODE No FUI JL DON OFF is displayed JL Jeer FAN Cer 2 Push temperature set buttons and then change wm DO O the CODE No of data to oben monitored eS O The item code list is shown below 2 4 1 3 lt Operation procedure gt 1 gt 2 gt 3 gt 4 Returned to usual display Room temperature Outdoor heat exchanger Coil temperature TE EE Outside temperature TO ll HA Compressor discharge temperature TD Indoor heat exchanger Coil temperature TCJ Compressor suction temperature TS Indoor heat exchanger Coil Heat sink temperature THS temperature TC Operation current x 1 10 Indoor fan revolution frequency Outdoor heat exchanger Coil temperature TL Outdoor unit data ui ec TS ko c Been Oo O Lo Indoor fan calculated operation time Compressor operation frequency Filter sign time Outdoor fan revolution frequency Lower Indoor discharge temperature 1 Outdoor fan revolution frequency Upper Compressor calculated operation time Item with marks are not provided to the Concealed Duct Type Y 3 UNIT LOUVER Push e button to select the indoor unit to be monitored Each data of the indoor unit and its outdoor units ca
182. ure to execute ventilation When the refrigerant gas leaks find up the leaked position and repair it surely If the leaked position cannot be found up and the repair work is interrupted pump down and tighten the service valve otherwise the refrigerant gas may leak into the room The poisonous gas generates when gas touches to fire such as fan heater stove or cocking stove though the refrigerant gas itself is innocuous When installing equipment which includes a large amount of charged refrigerant such as a multi air conditioner in a sub room it is necessary that the density does not the limit even if the refrigerant leaks If the refrigerant leaks and exceeds the limit density an accident of shortage of oxygen is caused O Tighten the flare nut with a torque wrench in the specified manner Compulsion Excessive tighten of the flare nut may cause a crack in the flare nut after a long period which may result in refrigerant leakage Nitrogen gas must be used for the airtight test The charge hose must be connected in such a way that it is not slack For the installation moving reinstallation work follow to the Installation Manual If an incorrect installation is done a trouble of the refrigerating cycle water leak electric shock or fire is caused Check after repair 9 Do not operate the unit with the valve closed Check after reinstallation Cooling check Installation Once the repair work has been completed check
183. urn to the normal stop status It takes approx 1 min until the remote controller operation is available again CODE No required at least 1 The CODE No for the Indoor unit type and Indoor unit capacity Contents are required to set the rotation number setting of the fan 2 If the system indoor group addresses are different from those Indoor unit capacity before replacement the auto address setting mode starts and the manual resetting may be required again system address when the multiple units group operation including twin system Indoor unit address Group address 2 P C Board for indoor unit servicing replacement procedures Step 1 Replace the PC board to the PC board for indoor unit servicing On the new PC board set the same setting of the jumper wire and setting of shortcut connection connec tor as those of the PC board before replacement Step 2 According to the system configuration turn on the indoor unit following to the either methods shown below a Single operation Indoor unit is used as standalone Turn on the indoor unit 1 After completion of the auto address setting mode required time approx 5 min proceed to 3 System address 1 Indoor unit address 1 Group address O standalone are automatically set 2 Push and Ce buttons simultaneously for more than 4 seconds to interrupt the auto address setting mode and proceed to 3 The unit No ALL is displayed b Group opera
184. vice person 1 is allowed to install the air conditioner If the air conditioner is installed by an unqualified individual a fire electric shocks injury water leakage noise and or vibration may result Before opening the intake grille of the indoor unit or service panel of the outdoor unit set the circuit breaker to the OFF position Failure to set the circuit breaker to the OFF position may result in electric shocks through contact with the interior parts Only a qualified installer 1 or qualified service person 1 is allowed to remove the intake grille of the indoor unit or service panel of the outdoor unit and do the work required Before carrying out the installation maintenance repair or removal work be sure to set the circuit breaker to the OFF position Otherwise electric shocks may result e Place a Work in progress sign near the circuit breaker while the installation maintenance repair or removal work is being carried out There is a danger of electric shocks if the circuit breaker is set to ON by mistake Only a qualified installer 1 or qualified service person 1 is allowed to undertake work at heights using a stand of 50 cm or more or to remove the intake grille of the indoor unit to undertake work Wear protective gloves and safety work clothing during installation servicing and removal e Do not touch the aluminium fin of the outdoor unit You may injure yourself if you do so If the fin must be touche

Toshiba RAV-SM2242DT-TR Air Conditioner User Manual

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