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Toshiba RAV-SM1403DT-A Air Conditioner User Manual

Contents

1. Correct 2 Resistance value confirmation of the fan motor position detection circuit Is not status between D Yellow lead and 2 Pink lead opened or shorted The resistance should be approx 5k to 20kQ Is output of NO indoor fan motor position detection signal correct 3 Replace indoor fan motor YES 3 Confirmation of the fan motor position detection signal Using a voltage tester measure voltage between CN334 D and 3 on the indoor PC board MCC 1570 under condition that CN333 and CN334 are mounted and the power supply is turned on When rotating the fan slowly with hands the pin voltage should shake between 0 and 5V e Between Q and 5V Check indoor P C board Defect Replace 10 P22 error Are connections of CN300 CN301 CN302 and CN303 of P C board correct YES Correct connection of connector Does the fan rotate without trouble when handling the fan with hands under condition of removing CN300 CN301 CN302 and CN303 from P C board The status that the resistance values between leads below are 12 to 220 Between Red lead and White lead Between White lead and Black lead Between Black lead and Red lead of motor winding of connector CN301 CN303 The status that there is 10k to 12kQ resistance values between D Yellow lead and 4 Pink lead
2. Defect Replace 80 E03 error Master indoor unit E03 error is detected when the indoor unit cannot receive a signal from the remote controller also central controller Check A and B remote controllers and communication lines of the central control system U3 and UA As communication is impossible this check code E03 is not displayed on the remote controller and the central controller E01 is displayed on the remote controller and C06 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 P C 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 1 SET is displayed SET LED D02 DInGoor unit Reboot Power ON EE PC board flashes with on remote controller goes off 1Hz for approx 10 seconds Reset 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 operati
3. Part name Fan motor Procedure 1 Carry out works of 1 and work of 2 2 Remove the flange nut fixing the fan motor and the propeller fan The flange nut is loosened by turning it clockwise When tightening it turn it counterclockwise 3 Remove the propeller fan 4 Remove the connector for the fan motor from CDB 5 Remove fan motor lead wires at lower side from the fan motor lead fixing rubber of the penetrated part of the partition plate 6 Remove sealing material from the fan motor lead wires at upper side of the upper penetrated part of the partition plate Remove the sealing material carefully because it is reused for the fan motor to be replaced 7 Remove fixing screws 4 pieces each while support the fan motor with hands so that it does not fall Cautions at assembling of fan motor e Tighten the flange nut with 4 95N m 50kgfecm Adjust length of the fan motor lead wire at the fan motor lead fixing rubber so that the fan motor lead is not slackened otherwise the fan motor lead may come to contact with the propeller fan Attach the fan motor lead fixing rubber to the partition plate so that the projection is set at the refrigerating cycle side Stick the sealing material which is wound around the upper fan motor lead wires at the position 550mm from the connector part After replacement of the fan motor and after piping work confirm that the fan motor lead wires do not come to
4. Reactor Compressor out put GND 61 Noise filter P C board lt MCC 1551 gt MCC1551 01 COMPONENT SIDE i 62 Model selection jumpers Refrigerant recovery Switch Available only service P C board SW802 J800 to J803 EEPROM IC Dip switch for service Case thermo switch Communication signal IC801 SW801 P M V CN702 CN500 HR MCC 1535 800 TD sensor lt Serial signal CN600 ES terminal block io 02 c sensor j CN601 ccc Ern 2 TE sensor CN604 AC input To MCC 1535 4 TS sensor EN CN605 F d m A Not use 4 way valve 9 319 i JA mur Aa ki e Sei Ge CN804 CN700 E Fan motor 2 Lower revolution CN302 a Fan motor 1 Upper revolution a 4 E F F tor 2 L an motor 1 Upper an motor 2 Lower SH output CN301 output A CN303 DC15V input DC320V input To MCC 1535 To MCC 1535 CN04 CNO3 lt LESL OOIN gt 2 3 4 8 CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS 8 1 Outdoor Controls 8 1 1 Outline of Main Controls 1 Pulse Motor Valve PMV control 1 For PMV with 45 to 500 pulses during operation respectively In cooling operation PMV is controlled with the temperature difference between TS sensor and TC sensor In heating operation PMV is controlled with the temperature difference between TS sensor and TE sensor For the temperature difference in items 2 and 3 1 to 5K i
5. Check TE and TS sensors Replace Check electron expansion valve gt Replace P03 error Is protective control such as discharge temprelease control normal Are connections of cable connector normal YES Correct the cabling and connection of connector Check parts Defect Replace Check and correct the Is charged refrigerant amount normal YES charged refrigerant amount Improve and Is not abnormal overload NO Are characteristics NO delete the cause of TD sensor resistance value normal Replace TD sensor Check CDB H01 error Defect Replace Refer to 10 2 6 Relational graph of temperature sensor resistance value and temperature Characteristics 4 NO Is power voltage normal Improve power line YES Is not abnormal overload Improve and delete the cause Check IPDU 10 Defect gt Replace P04 error NO Is high voltage protective operation by TE sensor normal Is connection of cabling connector normal YES NO Does cooling outdoor fan normally operate YES Is connection of connector normal YES Is fan motor normal YES Does PMV normally operate YES Check TE TC TS sensors Replace electron expansion valve
6. Formula for Calculating Additional Refrigerant Amount Do not remove the refrigerant even if the additional refrigerant amount becomes minus result as a result of calculations by the following formula and operate the air conditioner as it is Additional refrigerant amount kg Main piping additional refrigerant amount kg Branch piping additional refrigerant amount kg x L 28 yx a b c 6 a Additional refrigerant amount per meter of actual main piping length kg Y Additional refrigerant amount per meter of actual branch piping length kg L Actual length of main piping m a b c Actual length of branch piping m Connecting pipe diameter Additional refrigerant amount per Meter kg m a b o p Y Indoor unit A gg uum SS FF a EECH 7 A Branch pipe Branch pipe b Branch pipe ils Distributor o p TOSHIBA Main pipe Y Le Outdoor unit N CAUTION 1 Be certain to wire the additional refrigerant amount pipe length actual length head and other specification on the nameplate put on the outdoor unit for recording 2 Seal the correct amount of additional refrigerant in the system 49 6 9 Piping Materials and Sizes B Twin system Use copper tube of Copper and copper alloy seamless pipes and tubes with 40mg 10m or less in the amount of oil stuck on inner walls of pipe and 0 8mm in pipe
7. 9935 33 34 35 36 37 38 39 40 41 42 43 Outdoor temp C 22 lt Heating gt 120 110 100 90 80 70 BU ise 50 Capacity ratio 96 40 BEE EE EE EE EE de 30 20 Conditions B A Indoor DB20 C Indoor air flow High Pipe length 7 5m 20 2 4 6 8 10 Outdoor temp C oL A LS EE 14 12 10 8 6 4 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 2 1 Indoor Unit RAV SM1403DT A RAV SM1603DT A Service work space 2 oo SE o n El 704 a a gt i3 o o ol E NS Check port S 400 x 800 SE Air flow D Air flow X o a sp e n 19 o Drain trap Z Hung up plate 8 L g z oo cet Plug Port for check and clean g Drain pipe ER 5 Adhesive inhibited Refrigerant piping 3 8 29 52 Refrigerant piping 5 8 015 88 Electric parts box Drain port Outer diameter 032 Flange Air outlet side Flange Air inlet side 10 25 hole 10 25 hole 8 97 hole Include in the other side 5 8 07 hole Include in the other side Q Q o St N St H gt S 757 Inside 20 S LJ 15 al 25 67 5 250 250 250 67 5 Ze L 885 d 11x 65 2715 LO 24 05 hole 24 05 hole Include in the other side Include in the other side 23 380 kl
8. 1 Never use refrigerant other than R410A in an air conditioner which is designed to operate with R410A If other refrigerant than R410A is mixed pressure in the refrigeration cycle becomes abnormally high and it may cause personal injury etc by a rupture 2 Confirm the used refrigerant name and use tools and materials exclusive for the refrigerant R410A The refrigerant name R410A is indicated on the visible place of the outdoor unit of the air conditioner using R410A as refrigerant To prevent mischarging the diameter of the service port differs from that of R22 3 Ifa refrigeration gas leakage occurs during installation servicing be sure to ventilate fully If the refrigerant gas comes into contact with fire a poisonous gas may occur 4 When installing or removing an air conditioner do not allow air or moisture to remain in the refrigeration cycle Otherwise pressure in the refrigeration cycle may become abnormally high so that a rupture or personal injury may be caused 5 After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 6 When an air conditioning system charged with a large volume of refrigerant is installed in a small room it is necessary to exercise care so that even when refrigerant leaks its concen
9. 2 Check remote controller 3 Check indoor power wiring 4 Check indoor P C board Signal send error to indoor unit Detected by remote controller side Stop Automatic reset f center exists operation continues Displayed when error is detected Sending error of remote controller 1 Check sending circuit inside of remote controller Replace remote controller There are multiple main remote controllers Detected by remote controller side Stop Sub unit continues operation Displayed when error is detected In 2 remote controllers including wireless there are multiple main units Check that there are 1 main remote controller and other sub remote controllers Central controller Duplicated indoor central addresses on communication of central control system Detected by indoor central controller side Stop Automatic reset Displayed when error is detected Check setting of central control system network address Network adapter SW01 Check network adapter P C board Central controller Send C05 Receive Communication circuit error of central control system Detected by central controller side Continues By remote controller Displayed when error is detected Check communication wire miswiring Check communication U3 U4 terminals Check network adapter P C board Check central controller such as central control remote contro
10. 22 44 20 57 Power consumption 4 69 Power factor 95 COP Energy efficiency class Fan Centrifugal fan Fan unit Standard air flow H M L 18 5 16 7 14 6 Motor 60 Sound pressure level 38 36 33 Sound power level Outdoor unit 53 51 48 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant Max total length pipe 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 15 9 pipe Liquid side Main 9 5 Sub 9 5 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 15 68 70 IEC standard Triple type Indoor unit 1 SM562CT E Indoor unit 2 SM562CT E Indoor unit 3 SM562CT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 23 88 21 89 Power consumption 4 99 Power factor 95 EER Energy efficiency class characteristics Heating Running current 22 44 20 57 Power consumption 4 69 P
11. COP Energy efficiency class A Fan Turbo fan Fan unit Standard air flow H M L 17 5 14 5 13 0 Motor 14 Sound pressure level 32 29 28 Sound power level Outdoor unit 47 44 43 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant pipe Max total length 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 12 7 pipe Liquid side Main 9 5 Sub 6 4 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 12 68 70 IEC standard 1 1 3 Concealed Duct Type Twin type Indoor unit 1 SM802BT E Model Indoor unit 2 SM802BT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 24 50 22 46 Power consumption 5 12 Power factor 95 EER 2 73 Energy efficiency class characteristics Heating Running current 22 44 20 57 Power consumption 4 69 Power factor 95 COP 3 41 Energy efficiency class Fan C
12. eene 128 13 3 Address Setup Manual Setting from Remote Controller 2n5000200nnn000mna 131 14 DETACHMENTS 133 141 GOON b rq eor D OPEN 133 14 2 Outdoor UN lic A 141 15 EXPLODED VIEWS AND PARTS LIST essere 150 ics PME e cena 150 1522 Outdoor UNM dioec A A A rie RR E D 153 SAFETY CAUTION 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 the described items thoroughly in the following contents Indications Illustrated marks and keep them Explanation of indications Indication Explanation 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 repair AN WARNING 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 MA 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 furnitu
13. 200 Air inlet 60 Drain hole 225 Air inlet port 118 74 Es ER d outlet 383 0 port 70 15 600 ke A legs Name Refrigerant piping hole Indoor Outdoor unit connecting wire inlet hole Power supply inlet hole Mounting bolt hole 012 x 17 U shape hole Mounting bolt hole 012 x 17 long hole 12 oost X LO e 2 39 96 Details of Alegs Details of B legs Drain hole 228 x 88 550 655 360 Knockout for downward piping 900 320 038 Kockout hole Refrigerant pipe connecting port 29 5 flare at liquid side Refrigerant pipe connecting port 015 9 flare at gas side Py LO o lo eege LO LI LT 12 64 Unit mm 3 9Z1V 09LINS AVU 3 ZIV 09LINS AVH 3 1V 09LINS AVH HUN 100pinO Z Z RBC TWP30E2 RBC TWP50E2 Simultaneous Twin Inner diameter Y C Inner Inner diameter D diameter D Model RBC Liquid side TWP30E2 Gas side Liquid side TWP50E2 Gas side 295 RBC TRP100E Simultaneous Triple Gas side Header assembly 300 Inner diameter 215 9 Y LO C
14. 43197174 Nut Comp SWCH10R 43100437 Panel Front Piping 43100438 Panel Back Piping 43100439 Panel Front 43100451 Plate Roof 43100441 Panel Side 43100442 Panel Air Outlet 43100443 Base Ass y 43107274 Guard Fin Side 43107275 Guard Fin Back 43107276 Hanger PP 43109422 Guard Fan PP 43120244 Fan Propeller PB521 SAN GF20 43122113 Bell Mouth PP 43121744 Motor Fan ICF 280 100 1R 43146676 Joint Check 43146686 Valve Packed 9 52 43146687 Valve 4 Way STF 0401G 43146724 Valve Ball SBV JABGTC 1 RoHs alalalaln iniINiINnliwla jalalaljalalalal a 43148170 Accumulator Ass y 2 5L aflajajalalninininio a ajafajlafafa ofo afjaja z DinnININ joO 2 a a a f 0 43148188 Accumulator 2 5L 4314G266 Condenser Ass y Down 4314G267 Condenser Ass y Down 4314G268 Condenser Ass y Down 4314G269 Condenser Ass y Up 4314G270 Condenser Ass y Up 4314G271 Condenser Ass y Up 4314N023 Valve Pulse Modulaing UKV 25D100 43146722 Coil Valve Solenoid STF 01AJ502E1 4314N025 Coil PMV UKV A038 4314Q031 Strainer DIA 9 52 C1220T H 4314Q032 Strainer 43160591 Lead Ass y Compressor 43194029 Bonnet 4301P703 Mark TOSHIBA 4301P729 Mark Invert
15. L30 continuously for 1 minute and stop the operation forcibly AUTO up down grille DC12V Panel operation input Panel up output Open collector Panel down output Open collector OV The grille is controlled according to up down operation from the remote controller Setting of automatic up down grille provided is performed on the remote controller DN 30 0000 gt 0001 FILTER Option error Humidifier setting A 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 Setting of option error input is performed on the remote controller DN 2A 0002 gt 0001 CHK Operation check 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 DISP Exhibition mode OV Demand input Communication is available by indoor unit and remote controller only EXCT Demand OV This option is not provided to oversea models Indoor unit forced thermostat OFF operation 59 Power transformer Secondary side X AC11V 14V 20V Indoor Outdoor communication Spare PMV output Power supply Indoor Outdoor communication Also used for communication of EEPROM th
16. The minimum indoor floor area compared with the amount of refrigerant is roughly as follows When the ceiling is 2 7m high Range below the density limit of 0 3 kg m countermeasures not needed Az o 3 v w a wo o m al m o Range above the density limit of 0 3 kg m countermeasures needed Min indoor floor area 10 20 30 Total amount of refrigerant kg TOSHIBA CARRIER CORPORATION 23 17 TAKANAWA 3 CHOME MINATOKU TOKYO 108 8580 JAPAN Copyright 1999 to 2007 TOSHIBA CARRIER CORPORATION ALL Rights Reserved
17. 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 amount 10kg e g charged amount 15kg Room A Room B Room C Room D Room E Y Room F Indoor unit For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A B and 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 or an opening 0 15 or larger than the respective floor spaces at the top or bottom of the door x Outdoor unit Rai piping Indoor unit 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 Small Medium room room Large room Mechanical ventilation device Gas leak detector NOTE 3
18. applied to the inside of the refrigerating cycle resulted in cause of breakage or injury 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 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 Assembly Cabling 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 If incorrect assembly or incorrect wire connection was done a disaster such as a leak or fire is
19. of motor position detection of connector CN300 CN302 is normal Normal fan motor Defective CDB P C board CN300 Motor coil winding CN301 Motor position detection CN301 CN303 Motor coil winding CN300 CN302 Motor position detection Defective fan motor NOTE However GND circuit error inside of the motor is rarely detected even if the above check is carried out When the circuit does not become normal even if P C board has been replaced replace outdoor fan motor Objective P C board CDB PC board MCC 1531 Fan motor winding CN301 CN303 Motor position detection CN300 CN302 Fan motor model ICF 280 100 Motor winding resistance 12 to 22 Q 102 P19 error Is operation of 4 way valve normal YES 4 way valve coil conduction YES Is 4 way valve coil terminal 200V NO Is flow of refrigerant by electron expansion valve normal Check 4 way valve Defect Replace Is circuit cable normal pi of CNO1 on zi Check and replace electron expansion valve and CN13 on IPDU Both connectors are Red YES NO Are characteristics of TC sensor resistance value normal Check and correct circuit YES Defect Check CDB PC board Normal Check indoor P C board Check CDB PC board Defect gt Replace Defect
20. unit for a long time cure the pipes as follows Otherwise rust may generate when moisture or foreign matter due to dewing enters in the pipes The rust cannot be removed by cleaning and a new piping work is necessary Place position Curing manner 1 month or more Pinching Outdoors Less than 1 month Pinching or taping Indoors Every time 42 6 6 5 Final Installation Checks Is there no scratch or dent on the existing pipes Existing pipe NO Use a new pipes En i NO Is it possible to operate the existing air conditioner YES After the existing air conditioner operated in cooling mode for approx 30 minutes or longer recover the refrigerant For cooling the pipes and recovering of oil Refrigerant recovery Pump down method Nitrogen gas pressure 0 5 Mpa C Remove the existing air conditioner from the piping and carry out flashing nitrogen pressure 0 5 Mpa to remove the remains inside of the pipe Note Incase of twin also be sure to flash the branching pipe oV If there is discharge of remains it is judged that there is a large quantity of remains Was not largely discolored oil or a large quantity of remains discharged When the oil deteriorates the color of the SAM pipes or Use Me ew plas oil changes to muddy and black color If you are in trouble of pipe cleaning please contact us W Connect the indoor outdoor units to the existing
21. 2 9 1 Motor 60 Sound pressure level 43 39 34 Sound power level Outdoor unit 58 54 49 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Retrigerant Max total length 50 pipe Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 12 7 pipe Liquid side Main 9 5 Sub 6 4 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 19 68 70 IEC standard 1 1 7 Slim Duct Type Triple type Indoor unit 1 SM564SDT E Indoor unit 2 SM564SDT E Indoor unit 3 SM564SDT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 23 88 21 89 Power consumption 4 99 Power factor 95 EER 2 81 Energy efficiency class characteristics Heating Running current 22 44 20 57 Power consumption 4 69 Power factor 95 COP 3 41 Energy efficiency class Fan Centrifugal fan Standard air flow H M L 13 0 11 3 9 7 Fan unit Motor 60 Exter
22. 2 There is no invalid indoor unit address 3 Individual unit and master sub 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 Initial communication Outdoor model distinction 10 seconds Indoor unit lt Cautions at test run Twin Master sub distinction Indoor unit Gr construction louver information Remote controller Power supply Indoor Outdoor serial and Gr wiring OK Powers of all indoor units are turned on within 3 minutes Reception time for remote controller operation After power supply was turned on 1 When address is OK Approx 50 seconds 2 In AUTO address Approx 4 to 5 minutes Remote controller operation is available Approx 50 seconds after power ON Usual regular communication Regular communication between indoor units Every 30 seconds Master sub Regular communication on the identical pipe every 30 seconds Twin Header sub When the above status changes immediately communicates Repetition Ina group operation if the 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 operat
23. Check code Cause of trouble occurrence Operation Timer Ready 9 o o Power supply OFF or miswiring between receiving unit and indoor unit No indication at all Receiving error Sending error Miswiring or wire connection error Receiving unit between receiving unit and indoor unit Communication stop Operation Timer Duplicated indoor unit No Duplicated master units of remote controller Setup error Communication error between CPUs on indoor unit P C board Wire connection error between indoor units Indoor power OFF Communication stop between indoor master and follower or between main and sub indoor twin Operation Timer Ready e e eg Miswiring between indoor unit and outdoor unit or connection erorr S Communication stop between indoor and outdoor units Flash Operation Timer hea dy Indoor AC fan error e O O Overflow was detected Protective device of indoor unit worked CS Alternate flash Indoor DC fan error Outdoor unit discharge temp error Protective device of Operation Timer Ready Outdoor high pressure system error outdoor unit worked pd e 8 4 way valve system error Indoor or outdoor unit judged Alternate flash Stopped because of error of other indoor unit in a group Check codes of E03 L03 L07 L08 1 These are representative examples and the check code differs according to the outdoor unit to be combined 85 Lamp indicat
24. L 14 0 12 5 10 7 Motor 30 Sound pressure level 39 36 33 Sound power level Outdoor unit 54 51 48 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant Max total length pipe 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 12 7 pipe Liquid side Main 9 5 Sub 6 4 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 18 68 70 IEC standard 1 1 6 Compact 4 way Cassette 600 x 600 Type Triple type Indoor unit 1 SM562MUT E Indoor unit 2 SM562MUT E Indoor unit 3 SM562MUT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 23 88 21 89 Power consumption 4 99 Power factor 95 EER Energy efficiency class characteristics Heating Running current 22 44 20 57 Power consumption 4 69 Power factor 95 COP Energy efficiency class Fan Turbo fan Fan unit Standard air flow H M L 18 3 11
25. Ts the operation frequency is instructed to the outdoor unit 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 differ ence 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 Automatic cooling heating control The judgment of selecting COOL HEAT is carried out as shown below When 1 5 exceeds against Tsh 10 minutes and after thermo OFF heating operation Thermo OFF exchanges to cooling operation Description in the parentheses shows an example of cooling ON OFF 8 Cooling Cooling ON E Cooling OFF Heating Tsc Setup temp in cooling operation Tsh Setup temp in heating operation temp correction of room temp control When 1
26. YES from the remote controller NO YES Clear the check code Is there noise source etc NO Can other indoor units be correctly controlled from central remote controller Same to others Eliminate noise etc No Check central controller And is the operation status of the indoor unit reflected YES Does the network adapter P C board NO LED D01 go on YES Defect Replace N YES Can indoor unit be normally controlled 9 from the remote controller Check network adapter P C board MCC 1401 and transformer of power supply Defect Replace Check indoor P C board Defect Replace 109 E03 error Master indoor unit E03 error is detected when the indoor unit cannot receive a signal sent from the main remote controller and central controller In this case check the communication cables of the remote controllers A and B the central control system X and Y As communication is disabled E03 is not displayed on the main remote controller and the central controller E01 is displayed on the main remote controller and 97 error on the central controller respectively If E03 occurs during an operation the air conditioner stops F29 error 12 error F29 error or 12 error indicates detection of trouble which occurred on IC10 non volatile memory EEPROM on the indoor unit P C
27. and that refrigerant does not leak When using lubricating oils in the piping processing use such lubricating oils whose water content has been removed When stored be sure to seal the container with an airtight cap or any other cover 1 Flare Processing Procedures and Precautions a Cutting the Pipe By means of a pipe cutter slowly cut the pipe so that it is not deformed b Removing Burrs and Chips If the flared section has chips or burrs refrigerant leakage may occur Carefully remove all burrs and clean the cut surface before installation 35 c Insertion of Flare Nut d Flare Processing Make certain that a clamp bar and copper pipe have been cleaned By means of the clamp bar perform the flare processing correctly Use either a flare tool for R410A or conventional flare tool D Y Flare processing dimensions differ according to the type of flare tool When using a conventional flare tool be sure to secure dimension A by using a gauge for size adjustment Fig 6 2 1 Flare processing dimensions Table 6 2 3 Dimensions related to flare processing for R410A R22 A mm Outer diameter mm Thickness Conventional flare tool Conventional flare tool Flare tool for mm R410A R22 R410A R22 clutch type Nominal diameter Clutch type Wing nut type Clutch type Wing nut type 1 0 to 1 5 1 5 to 2 0 0 5 to 1 0 1 0 to 1 5 1 0 to 1 5 1 5 to 2 0 0 5 to 1 0 1 0 to 1 5 1 0 to
28. at the local site 3 indicates P C board 3P Connector RED 4 When install Drain Pump please connect At the time of shipment Float Switch Connector to Connector CNO30 5 When changing external static pressure please reconnect Fan Motor connecter WHI to high static pressure connector RED RED RED NO Fuse T10A 250V RED ec Ge 6 WHI BRW Q BRW o Sd naisy gt b dino 5584 Relay UC 43F2 43F1 3P Connector RED YEL 3 4 At the time of twin setting veL Seu BLK ORN Power supply BLK Earth Earth 220 240V 50Hz Screw screw Only use twin setting WHI J RED Normal J Closed end 8 RED WHI Serial connector 7 AN signal For twin setting 0 NI please reconnect this 3P connector Parts name d to the R S terminal 3P connector Fan motor Power supply 220 240V 50H D E Internal wiring part of fan motor Outdoor unit gt BLK WHI GRY RED Overheating protection switch 30 Running capacitor Power transformer Indoor temp sensor Indoor heat exchanger sensor Overheating protection switch OFF 135 C Relay for drain pump motor Relay for fan motor T10A 250V T5A 250V Optional parts Float switch Drain pump motor Single type Power supply 220 240V Single phase 50Hz zes 0 O
29. contact with the propeller fan Be sure to bind the removed bundling band with the bundling band procured locally REQUIREMENT Be sure to fix the fan motor lead wires to the motor base with metal band of the motor base so that they do not come to contact with the propeller fan Projection Refrigerating cycle side 146 Remarks turning clockwis L owerfan motor Sealing material n wire on fan motor Y e Part name Compressor Compressor lead Procedure Removal of defective compressor 1 Recover the refrigerant gas 2 Carry out work of item 1 of and work of 3 Remove the piping panel Front Remove the piping panel Front and screws of the bottom plate Hexagonal screw 4 x 10 2 pcs Remove screw of the piping panel Front and the piping panel Rear Hexagonal screw 4 x 10 1 pc Remove the piping panel Rear Remove the piping panel Rear and screws of the bottom plate Hexagonal screw 4 x 10 2 pcs 5 Remove the sound insulation plate Upper rolling in rolling out 6 Remove the terminal cover of the compres sor and then remove the compressor lead and the compressor case thermo 7 Remove TD sensor which is fixed to the discharge pipe 8 Remove the inverter partition plate ST1T Y4 x 10 2 pcs 9 Remove the compressor lead wires PDU PC board U CNO9 Red V CN10 White W CN11 Black Remove the ferrite core TT2P Y4 x 10 1 pc
30. fixing plate with bundling band Bind with crossed right up 149 Bundling bandMBundling band Binding sce fixing plate lead 15 EXPLODED VIEWS AND PARTS LIST Indoor Unit RAV SM1403DT A RAV SM1603DT A 15 1 stal 150 Location No Part No 43172203 Description Pan Ass y Drain Model Name RAV SM1403DT A RAV SM1603DT A 43120041 Motor Fan AC240V 50Hz 600W 43019830 Bushing 43020352 Fan 43020353 Fan 43170244 Hose Drain 25A 43139167 Bell Mouth 43139154 Band Motor Left 43139155 Band Motor Right 43179135 Band Hose 37 40 43158089 Owner s Manual 4314J404 Refrigeration Cycle Ass y 43122118 Case Ass y Fan 43166011 Remote Controller SX A4EE 43166004 Remote Controller SX A11JE2 43166005 Remote Controller EX W2JE2 151 RAV SM1403DT A RAV SM1603DT A 411 403 413 401 I 402 406 atte IMA ee o M Ker E X A E Bee a GE d Gre a Bw 0 IS 404 410 o Li ei a d ml Sala olle oJ Ke E H P e A E dp E 12 3 ale b 405 S
31. gas leak Replace it with the supplied flare nut and then process it to a flare Blow nitrogen gas or use an appropriate means to keep the inside of the pipe clean If discolored oil or much residue is discharged wash the pipe Check welds if any on the pipe for gas leak When the pipe corresponds to any of the following do not use it Install a new pipe instead The pipe has been open disconnected from indoor unit or outdoor unit for a long period The pipe has been connected to an outdoor unit that does not use refrigerant R22 R410A or R407C The existing pipe must have a wall thickness equal to or larger than the following thickness Reference outside diameter Wall thickness mm mm Never use any pipe with a wall thickness less than these thicknesses due to insufficient pressure capacity RAV SP1404AT E RAV SP1404ATZ E RAV SP1404ATZG E To use an existing 019 1 mm pipe set bit 3 of SW802 SW802 switch for existing pipe on the P C board of the outdoor unit to ON When shipped from factory When using existing pipe In this case the heating performance may be reduced depending on the outside air temperature and room temperature RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E To use an existing 019 1 mm pipe set bit 5 of SW801 switch for existing pipe on the P C board of the outdoor unit to ON In this case the heating performance may be reduced depending on the outside air tem
32. gt Replace In cooling operation if high pressure is abnormally raised P19 error 08 error may be displayed In this case remove cause of pressure up and then check again referring to the item P04 error 21 error Replace TC sensor F02 error Is connection of TC sensor connector Indoor PC board CN101 normal NO Correct connection of connector NO Replace TC sensor Are characteristics of TC sensor resistance value normal Refer to 10 2 6 Relational graph of temperature sensor resistance value and temperature Characteristics 2 Check indoor P C board Defect gt Replace 103 F01 error Is connection of TCJ sensor connector Indoor PC board CN102 normal Correct connection of connector YES Are characteristics of TCJ sensor resistance value normal 3 ee YES Check indoor P C board Refer to 10 2 6 Relational graph of Defect gt Replace temperature sensor resistance value and temperature Characteristics 2 P26 error NO Is power voltage normal Improve the power supply line YES NO Check and correct circuit cables Correct connection of connector Check and correct reactor connection Are connections of cabling connector normal YES LA NO 14 error does not occur during operation when 3P connector of compressor is n
33. indoor unit No 1 and No 2 is necessary 4 2 Outdoor Unit RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E CNO8 WHI Noise Filter FAO CN02 P C Board WHI CN20 CN21 MCC 1551 9 CNO1 HED PDU P C Board MCC 1535 RED WHI CN09 o o CNO1 o CNO2 Reactor CN800 CNO03 RED WHI PRY700 CN606 CN604 CN600 Lom RED CN605 WHI CN601 WHI bd Fuse F300 WHI WHI CN804 ee T5A 250V BLU CDB P C Board CN801 Fuse CN702 MCC 1531 50A 250V e Serial _ y communication Fan motor drive circuit circuit 2 HH cwao CN300 CN303 CN302 WHI WHI wu WHI RED T10A 250V Oxo WHI YAWA Earth screw AR Earth screw A Outdoor unit Symbol Parts name SE E E Compressor ML supply a ke Pulse motor valve B 7 z ZAWA L X2X3 Earth screw Fan motor Heat exchanger Temp sensor Discharge Temp sensor Outdoor Temp sensor Suction Temp sensor 1 indicates the terminal block Alphanumeric characters in the cycle indicate the terminal No 2 The two dot chain line indicates the wiring procured locally Compressor case thermostat 3 E773 indicates the P C board 4 way valve coil 4 For the indoor unit circuit refer to the wiring diagram
34. lower Resistance 10 KQ 50 C or higher Temperature C 200 20 Caracteristics 5 150 15 Resistance an ON Na a ae Nue eoru Resistance kQ 100 Ee anii niii 10 KO 50 30 20 10 O 10 20 30 40 50 60 70 80 90 100 Temperature C etie 11 REPLACEMENT OF SERVICE P C BOARD 11 1 Indoort Unit Note when replacing the P C board for indoor unit servicing The nonvolatile memory hereafter called EEPROM IC503 on the indoor unit P C 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 Replacement procedures CASE 1 Before replacement the indoor unit can be turned on and the setting data can be 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 Writing the read out EEPROM data 3 Y Power reset for all indoor units connected to the remote control when the group operat
35. natural tension As shown in the right figure mount the sound insulation plate rolling in rolling out by passing through it between compressor and the piping and between the piping and the partition plate Fix TD sensor by the bundling band for heat proof procured locally via the pipe cover so that TD sensor does not directly come to contact with the discharge pipe Vacuuming 1 Connect the vacuum pump to the charge port and the check joint of the gas pipe valve and then drive the vacuum pump 2 Carry out vacuuming until the vacuum low pressure gauge indicates 1 mmHg Refrigerant charge 1 Add the refrigerant amount determined by the pipe length from the charge port of the valve 148 Remarks Pay attention to finished direction Winding by 5 times Wind lead wires while tightening so that loop does not expand I Compressor lead Bind TD sensor lead case thermo lead and fan motor lead together Put the end of sound insulation plate rolling out on the other end at this position Pass through sound insulation plate rolling out between Suction pipe and header pipe Discharge pipe Pass through sound insulation plate rolling in between compressor and discharge pipe suction pipe and then put the end of sound insulation plate on the other end at this position There should be no clearance between sound insulation plate upper and sound insulation plate rolling out Sou
36. of the indoor unit Relay 32 4 3 Fan Characteristics Current value as a criterion adjust the air volume value to become within the range of the chart below lt RAV SM1403DT A gt lt RAV SM1603DT A gt Static pressure Pa Static pressure Pa Fan tap Fan tap 50 100 200 50 100 200 300 300 High static pressure High static pressure 250 250 z e 200 E 200 E 2 9 g S o 190 Formar WX 8 190 Forma 3 a condition o condition D 2 100 ex factory Q 2 100 ex factory Q S m gt 2 2 50 50 0 0 0 0 1 500 2 000 2 500 3 000 3 500 4 000 1 500 2 000 2 500 3 000 3 500 4 000 Air volume m3 h Air volume m3 h REQUIREMENT Install the volume damper in the air outlet and adjust the airflow to become within the range of the chart above B Wire connection change of fan motor Wiring connection of the fan motor is connected that external static pressure makes to 200P during factory setting In cases where external static pressure is required to change by the duct resistor change the wiring connection The fan motor connector is connected to the 9P white color connector during factory setting When the fan motor is set to high static pressure connect to the 9P red color connector such as arrow mark In addition 9P red color connector is bundled along with wir
37. of wire to wire length of the central control system E 1 1 2 If mixed in the system the wire length is lengthened Up to 1000m twisted wire 1 25mm with all indoor outdoor inter unit wire length at side Up to 2000m twisted wire 2 0mm To prevent noise trouble use 2 core shield wire 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 controlling of digital inverter 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 Caution 2 n Central control system wiring Outd it i 1 utdoor unit rara 1 2 13 EY TCC LINK adapter i i 4 This option i V Master 1 i Hf He unit Sub unit Sub unit Master unit Sub unit Indoor unit e ere Remote controller Remote controller Remote controller Remote controller Earth terminal Group operation Triple operation 5 P C board switch SW01 setup When performing collective control by DI or SDI only the setup of terminator is necessary Using SWO1 set up the terminator Set up the terminator to onl
38. on source power supply Automatic completion 2 Group operation Multiple outdoor units Multiple indoor units with serial communication only without twin Max 8 units Only turning on source power supply Automatic completion 3 Multiple groups operation 3 3 Sub Follower 1 2 Sub Follower Change is necessary Manually change addresses of the multiple follower units simultaneously from the remote controller 130 13 3 Address Setup Manual Setting from Remote Controller In case that addresses of the indoor units will be determined ini Example of 2 lines cabling prior to piping work after cabling Work Real line Cabling Broken line Refrigerant pipe Setan indoor unit per a remote controller Outdoor Guidoni Turn on power supply OG DOS DOD Indoor Indoor G DO Line address 1 1 2 Indoor unit address 1 2 1 2 1 Geen ES e mE Group address 1 2 2 2 Push buttons simultaneously for 4 seconds or more Remote controller 2 lt Line address i For the above example perform setting by using the temperature setup Da buttons connecting singly the wired remote controller set c to the item code without remote controller inter unit cable k d 4 Group address Using timer time buttons set the line address vel SE aster unit SET Sub unit 0002 In case of group control Push button OK when
39. pipe Refrigerant pipe Refrigerant pipe Refrigerant pipe at liquid side at gas side at liquid side at gas side at liquid side at gas side Outer diameter Outer diameter Outer diameter Outer diameter Outer diameter Outer diameter 6 4 12 7 96 4 912 7 6 4 12 7 d Distributor Distributor Refrigerant Refrigerant pipeat liquid side pipeat gas side Outer diameter 29 5 Heating Outer diameter 015 9 To outdoor unit Cooling To outdoor unit 28 3 2 Outdoor Unit RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E 25 x L210 Accumulator Rotary compressor 2500cc DA422A3F 25M 1 KE TO sensor dp sensor 1 Tp PMV i Strainer d g i f Check joint E 7 apillar Cooling High pressure 04 03 6 pcs i Heating Low pressure 1 i Heat exchanger Dien i TD sensor 8 2 rows 52 stages istributor Refrigerant pipe Qe FP1 45 flat fin at liquid side 29 5 i Packed valve In cooling operation lt i In heating operation Refrigerant pipe I C at gas side 215 9 Strainer Ball valve i i Muffler Cooling Low pressure 25 x L180 Heating High pressure 1 1 s I Systematic Diagram of Refrigerating Cycle This compressor has 4 pole motor The value when compressor frequency Hz is measured by a clamp meter becomes 2 times of No of compressor revolutions rps Pressure
40. sensor YES Are characteristics of TA sensor resistance value normal kk YES kk Refer to 10 2 6 Relational graph of temperature sensor resistance value and temperature Characteristics 1 Check indoor P C board Defect Replace 100 P12 error Turn off the power Is there no connection error or disconnection on connectors CN333 and CN334 of indoor unit P C board MCC 1402 Correct connection of connector Remove connectors CN333 and CN334 of indoor unit PC board MCC 1402 Does the fan rotate without trouble when handling the fan with hands YES Replace indoor fan motor Replace indoor fan motor 1 Are not coil windings between D Red lead and Q White lead between White lead and Black lead between Black lead and D Red lead opened or shorted gt The resistance should be the resistance value below SM56 SM80 Approx 70 to 1000 SM110 SM140 SM160 gt Approx 27 to 400 Is not grounded between cabinet and D It should be 10MQ or more Are resistance values between phases at fan motor connector CN333 motor side of indoor P C board MCC 1402 correct 1 Incorrect Correct Is resistance value of Incorrect fan motor connector CN334 motor side of indoor P C board correct 2 Replace indoor fan motor
41. terminal Approx DC18V YES YES Check indoor P C board MCC 1570 Defect Replace Are 2 remote controllers set without master unit NO Correct a master unit a sub unit Remote controller address connector E09 error YES Check remote controller P C board Defect Replace Are 2 master units set in 2 remote controllers NO Correct as a master unit and a sub unit 95 Check remote controller P C board Defect Replace E04 error NO Does outdoor unit operate YES NO Is setup of group address correct YES NO Are 1 2 3 inter unit cables normal YES Check item code 14 Correct inter unit cable Are connections from connectors NO of inter terminal blocks 1 2 3 Correct connection of connector of indoor outdoor units normal YES Does voltage between NO 2 and 3 of inter terminal blocks 1 2 3 ele E eU of indoor unit vary YES As shown in the following figure perform measurement Is DC280V applied between NO within 20 seconds after power ON S5277G White 2 O O Inter terminal block terminals of the electrolytic condenser of IPDU main circuit YES NO Is power DC280V supplied to CDB CNO3 YES Is power DC7V supplied to CDB Are wiring between CN800 2 pin and 5 pin and wi
42. the limit even if the refrigerant leaks Compulsion If the refrigerant leaks and exceeds the limit density an accident of shortage of oxygen is caused 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 If check is not executed a fire electric shock or injury may be caused D After repair work has finished check there is no trouble For a check turn off the power breaker Check after repair 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 items after reinstallation Check after reinstallation 1 The earth wire is correctly connected 2 The 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 N CAUTION Be sure to put on the gloves and a long sleeved shirt otherwise an injury may be caused with the parts etc Heavy gloves such as work gloves Put on gloves When the power was turned on start to work after the equipment has been sufficiently cooled N As temperatur
43. units Remote controller 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 f the Concealed duct is the master unit Operation mode Cooling Heating AUTO HEAT COOL FAN and no DRY Air volume select HIGH When the operation mode is DRY FAN stops in duct models 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 eis B indoor unit power ON sequence The unit without power feed waits entirely Waiting status is released by system start Reboot when power is fed on the way By indoor unit which receives power feed from outdoor unit Automatic address judgment gt Not normal Gr construction check Normal YES Gr normal 1 There is no duplicated indoor unit address
44. 006 o 4 way valve inverse error ndoor Outdoor In heating operation error was detected by temp down of indoor heat exchanger or temp up ofTE TS Olx x x x x x O O x lololo x Dp XIXIXIXIX x p 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 O Go on O Flash 6 Go off ALT Alternate Alternate flashing when there are two flashing LED SIM Simultaneous Simultaneous flashing when there are two flashing LED Sensor lamp part Remote PP controller Block indication Representative defective position Detection Explanation of error contents indication Automatic Operation reset continuation Operation Timer Ready Indoor unit Heat exchanger sensor TCJ error Indoor Open Short of heat exchanger TCJ was detected e Indoor unit Heat exchanger sensor TC error Indoor Open Short of heat exchanger TC was detected Indoor unit Room temp sensor TA error Indoor Open Short of room temp TA was detected Indoor unit Other indoor P C board error Indoor EEPROM error Other error may be detected If no error automatic address is repeated Indoor unit Indoor fan error Indoor Indoor AC fan error was detected Fan thermal relay worked Indoor unit Overflow detection Indoor Float switch worked Indoor unit Indoor fan error Ind
45. 1 RESET TEST SET CL SWING FIX UNIT LOUVER a zi O e 9 Unset Setup at shipment from factory 5 4 125 How to confirm the central control address New function for AMT32 remote controller Procedure It can be confirmed even during operation or stopping 1 Push oe button for 4 seconds or more 4 2 In the frame at left side of the remote controller screen the lighting set contents are displayed During unset time 0099 At shipment from factory is displayed d 3 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 126 13 ADDRESS SETUP 13 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 address works Approx 4 to 5 minutes Setup of line address of outdoor unit indoor unit address and group address Completion of cabling work Do you arbitrarily set the indoor unit address YES MANUAL NO Is refrigerant line 1 line NO YES Is group control performed gt YES To A
46. 1 5 2 0 to 2 5 0 5 to 1 0 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 0 5 to 1 0 1 5 to 2 0 Table 6 2 4 Flare and flare nut dimensions for R410A Nominal Outer diameter Thickness Dimension mm Flare nut width diameter mm mm C mm Table 6 2 5 Flare and flare nut dimensions for R22 Nominal Outer diameter Thickness Dimension mm Flare nut width diameter mm mm B C mm S37 a O U ad QQ KE Ge Fig 6 2 2 Relations between flare nut and flare seal surface 2 Flare Connecting Procedures and Precautions a Make sure that the flare and union portions do not have any scar or dust etc b Correctly align the processed flare surface with the union axis C Tighten the flare with designated torque by means of a torque wrench The tightening torque for R410A is the same as that for conventional R22 Incidentally when the torque is weak the gas leakage may occur When it is strong the flare nut may crack and may be made non removable When choosing the tightening torque comply with values designated by manufacturers Table 6 2 6 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out Table 6 2 6 Tightening torque of flare for R410A Reference
47. 10 Using a burner remove the discharge pipe and the suction pipe which are connected to the compressor WARNING In case of removing the piping by broiling the welded part with a burner if there is oil in the pipe it may burst into flames at the moment that wax melted so take sufficient care CAUTION Note so that the flame does not catch the 4 way valve and PMV A malfunction may be caused 11 Pull off the discharge pipe and the suction pipe of the refrigerating cycle upward 12 Remove the compressor nuts which fix the compressor to the bottom plate 3 pcs 13 Pull out the compressor toward you CAUTION As weight of the compressor is 20kg or more handle it by 2 workers dde Remarks Bundling band For thermal proof Compressor in A Inverter partition plate Remove pi Discharge pipe Part name Compressor Compressor lead Continued Procedure 2 Mounting of compressor 1 Mount the compressor in the reverse procedure for removal Note After replacement of the compressor necessarily replace the compressor lead wires Spare parts code 43160591 In this time wind compressor lead around the ferrite core by 5 times Treat the compressor lead wire which was wound around the ferrite core so that it does not come to contact with piping After replacement of compressor lead as original perform piping along the partition plate with
48. 2 pcs 14 Remove IPDU PC board Supporter 2 positions 15 Remove lead wires connected to P C board 16 Mount a new IPDU PC board Apply silicon grease to surface to be contacted with IGBT heat sink dade Remarks Electric parts box A Terminal block Power supply crossover wire crossover wire 4 way valve Serial crossover wire Compressor crossover wire case thermostat Temperature sensor IGBT Compressor Gl fixing screws lead wires IGBT e J 5 Part name Reactor assembly Procedure Detachment 1 Carry out works of 1 of D and 2 Remove lead wires connected to the terminal block 3 Cut the bundling band which binds the rector lead wires 4 Remove screws of the rector assembly ST1T O4 x 8 7 pcs 5 Lift up the reactor assembly and then remove it from the main unit CAUTION The reactor assembly has heavy weight 9kg be careful for handling it 6 Remove the reactor cover ST1T O4 x 10 6 pcs Note The lead wires pass through the square hole of the rector cover Therefore pay attention so that lead wires are not damaged by edge when they are pulled out 7 Remove the reactor ST1T O4 x 10 4 pcs Remarks lead 1 Assembly 1 Assemble the reactor with procedure 7 to 1 REQUIREMENT Arrange the reactor as same as that which is replaced Service reactor Marking N side No L side 145
49. 403 Defect Replace Are 2 remote controllers set without master unit NO Correct a master unit a follower unit Remote controller address connector E09 error YES Check remote controller P C board Defect Replace Are 2 master units set in 2 remote controllers NO Correct as a master unit and a follower unit 78 Check remote controller P C board Defect Replace E04 error NO NO Is group address setup of 2 Does outdoor operate remote controller correct YES Are wiring in indoor unit and NO 1 2 3 inter unit cables correct lt m nm YES Are wirings of terminal blocks NO 1 2 3 wired to CNO4 normal YES Does D502 Orange LED flash NO after power supply turned on again YES Check indoor P C board Check outdoor P C board Defect gt Replace Defect gt Replace E10 error Is there no disorder of power supply YES Check Item code 14 Correct wiring and inter unit cables Correct wiring of connector and terminal blocks Check indoor P C board Defect Replace Check power supply voltage Correct lines Check and eliminate noise etc Check indoor control P C board MCC 1403 Defect Replace 74 E18 error NO Is inter unit cable
50. 5 lowers against Tsc 10 minutes and after thermo OFF cooling operation Thermo OFF exchanges to heating operation 2 For the automatic capacity control after judgment of cooling heating see Item 4 3 For temperature correction of room temp control in automatic heating see Item 3 54 Air speed selection Outline of specifications 1 Operation HH L or AUTO is performed by command from the remote controller 2 The air speed is varied with difference between Ta and Ts while the air speed is set to AUTO COOL Cooling in Normal cooling Coo D TOT Ung HH HH High wind High wind HH HH High wind High wind HH High wind HH High wind HH High wind L Low wind L L Low wind lt HEAT gt Ta C Cooling in Normal Cong tn heating Coo TOI in UL Ultra low wind onl during compressor OF L Low wind HH L High wind L Low wind HH High wind HH High wind HH HH High wind High wind HH HH High wind High wind 3 If thermostat is turned off during heating operation the mode changes to UL or STOP 4 If Ta gt 25 C when the heating operation has started or when defrost operation has been cleared the air conditioner operates with L mode or higher mode for 1 minute after Tc entered in A zone of the cooling air discharge preventive control Item 7 In automatic cooli
51. 7 The air conditioner which compressor was ex changed due to a faulty compressor When the discolored oil a large quantity of the remains mixture of foreign matter or a large quantity of sparkle remained wear out powder is observed the cause of trouble will occur 8 Installation and removal of the air conditioner are repeated with temporary installation by lease and etc 9 In case that type of the refrigerator oil of the existing air conditioner is other than the following oil Mineral oil Suniso Freol S MS Synthetic oil alkyl benzene HAB Barrel freeze ester series PVE only of ether series Winding insulation of the compressor may become inferior NOTE The above descriptions are results of confirmation by our company and they are views on our air conditioners but they do not guarantee the use of the existing pipes of the air conditioner that adopted R410A in other companies 6 6 3 Branching Pipe for Simultaneous Operation System In the concurrent twin triple systems when TOSHIBA specified branching pipe is used it can be reused Branching pipe model name RBC TWP30E 2 RBC TWP50E 2 RBC TRP100E On the existing air conditioner for simultaneous operation system twin triple systems there is a case of using branch pipe that has insufficient compressive strength In this case please change it to the branch pipe for R410A 6 6 4 Curing of Pipes When removing and opening the indoor unit or outdoor
52. Count 1 Count2 Count 3 Count 4 Count 5 Count 6 Count 7 Protective operation PMV opening data Lower 4 bits data lt gt Under backup control When this LED lights add 16 pulses When this LED lights add 8 pulses PMV opening data When this LED lights add 4 pulses Upper 4 bits data When this LED lights add 2 pulses When this LED lights add 256 pulses When this LED lights add 128 pulses When this LED lights add 64 pulses When this LED lights add 32 pulses Total pulses of LED which lights at the respective positions become PMV opening For example in case of O O OO Upper 4 bits Lower 4 bits PMV opening becomes 256 32 4 2 294 pulses O Go on O Go off lt gt 1Hz flash 5Hz flash 93 You can perform fault diagnosis of the outdoor unit with the LEDs on the P C board of the outdoor unit in addition to check codes displayed on the wired remote controller of the indoor unit Use the LEDs and check codes for various checks Details of check codes displayed on the wired remote controller of the indoor unit are described in the Installation Manual of the indoor unit LED indication and code checking LED indication D800 Q Red D801 Q Yellow D802 Q Yellow D803 Q Yellow Rapid flash Go off O Go on Cycle control P C board LED indication D801 O e D802 Heat exchanger sensor TE err
53. Cross flow fan Fan unit Standard air flow H M L 18 5 14 6 12 2 Motor 30 Sound pressure level 45 41 36 Sound power level Outdoor unit 60 56 51 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant Max total length pipe 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 15 9 pipe Liquid side Main 9 5 Sub 9 5 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 17 68 70 IEC standard Triple type Indoor unit 1 SM562KRT E Indoor unit 2 SM562KRT E Indoor unit 3 SM562KRT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 24 40 22 37 Power consumption 5 10 Power factor 95 EER Energy efficiency class characteristics Heating Running current 23 83 21 84 Power consumption 4 98 Power factor 95 COP Energy efficiency class Fan Cross flow fan Fan unit Standard air flow H M
54. Defective serial sending circuit on outdoor P C board Defective serial receiving circuit on indoor P C board Stop Automatic reset Displayed when error is detected Outdoor unit does not completely operate Inter unit wire check correction of miswiring e Check outdoor PC board Correct wiring of P C board When outdoor unit normally operates Check P C board Indoor receiving Outdoor sending Duplicated indoor unit address Duplicated indoor master unit There is group wire in individual indoor unit Unset indoor group address Displayed when error is detected 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 Unset indoor capacity Displayed when error is detected Set indoor capacity DN 11 Abnormal input of outside interlock Displayed when error is detected Check outside devices Check indoor P C board Fan motor thermal protection Displayed when error is detected Check fan motor thermal relay Check indoor P C board Float switch operation Float circuit Disconnection Coming off Float switch contact error Displayed when error is detected Trouble of drain p
55. Do not TD and TO sensors come off the detection part YES Are characteristics of TD TO TC sensor resistance values normal YES Check charged refrigerant amount NO Check liquid gas valves Check abnormal overload Correct connection of cabling connector Check TE sensor Defect gt Replace Correct connection of connector Replace fan motor Correct coming off Replace TD TO and TC sensors Check CDB Defect gt Replace Refer to 10 2 6 Relational graph of temperature sensor resistance value and temperature Characteristics 3 4 108 97 error Central controller YES NO Are X and Y communication lines normal Are CNO1 CNO2 and CNO3 of the network adapter P C board MCC 1401 and CN309 and CN41 connectors correctly connected NO YES NO Are A and B communication lines normal YES YES Is there no connection error of power supply wire NO NO Is the main power supply electrified YES YES Correct communication line Correct connection of connector Check connection of A and B terminal blocks Correct communication line of remote controller Correct power supply wire Turn on main power supply Did a power failure occur NO Is the network address changed
56. E Bes 409 Sor OD oq 408 40 SS 3 e e O O Location No Part No 43050425 Description Sensor TC F6 Ass y Service Model Name RAV SM1403DT A RAV SM1603DT A 43050426 Sensor TA Service 43055529 Capacitor AC450V 8uF 43060859 Fuse Block 30A 250V FH153 PB 43154175 Relay LY1F AC220 240V 43158204 Transformer TT13 AC220 240V 43160565 Terminal Block 3P AC250V 20A 43160568 Terminal 2P AC30V DC42V 1A 43160575 Terminal Block 2P AC300V 20A 43160577 Fuse 10A 4316V345 P C Board Ass y MCC 1520 4316V369 P C Board Ass y MCC 1403 220 240V 43155215 Capacitor AC450V 10MFD 152 15 2 Outdoor Unit RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E 11 REA WIE Ek NS P DDD DEII IDIDLILILILIEI SIS IDI EEE ES ET AS NX UNS O O Co N 153 Location No Part No 43019904 Description Holder Sensor SUS Model Name RAV SM 1603AT E 1603ATZ E 1603ATZG E 43032441 Nipple Drain 43041794 Compressor DA422A3F 25M 43047246 Bonnet 3 8 IN 43047669 Nut Flange 43197164 Nut Flange SUS304 WSB 43049739 Cushion Rubber 43050407 Thermostat Bimetal 43063317 Holder Thermostat OON WIN 43097212 Nut
57. IT LOUVER KI O 2 4 1 3 lt Operation procedure gt Returned to usual display Item code Data name Item code Data name Room temperature Outdoor heat exchanger Coil temperature TE Remote controlen Outside temperature TO Indoor suction temperature TA Compressor discharge temperature TD Een Coil Compressor suction temperature TS p Heat sink temperature THS Indoor heat exchanger Coil temperature TC Operation current x 1 10 Indoor fan revolution frequency Outdoor heat exchanger Coil temperature TL 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 Outdoor unit data D S8 D o E 5 CH o o o Item with marks are not provided to the Concealed Duct Type UNIT LOUVER 3 Push e button to select the indoor unit to be monitored Each data of the indoor unit and its outdoor units can be monitored 4 4 Pushing button returns the status to the usual display 1 The indoor discharge temperature of item code 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 The data value of each item is not the real time but value delayed by a few second
58. N Q o o E bei o S 5 e c LY lt Liquid side gt Branch pipe assembly 100 35 80 80 Inner diameter 9 52 Inner diameter 012 7 Insulator Gas side socket Liquid side socket m 915 9 Q12 7 6 4 9 5 A8 9 5 912 7 External External l External External diameter diameter diameter diameter 3 pcs 1 pc 3 pcs 1 pc 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 3 1 Indoor Unit Indoor unit to be connected to RAV SM1403DT A RAV SM1603DT A gt Single type Combination of one indoor unit and one outdoor unit Distributor Indoor unit Strainer e E ESI TCJ sensor E L Er Al I Refrigerant pipe Refrigerant pipe l at liquid side B at gas side VA Y Heating 4 Y To outdoor unit Cooling To outdoor unit Dimension table Capillary tube specifications Outer diameter of refrigerant pipe Model Indoor unit RAV SM DT Inner dia x Length x Q ty Gas side OA Liquid side OB ge x 200 x 3 Q2 x 300 x 1 mI smao 100 pe O 27 Indoor unit to be connected to RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E gt e Single type y gl B Distributor i Combination of one indoor unit and Strainer nerd unit one outdoor unit incorporated sensor Air heat exchanger TC sensor KK M l Refrigerant pipe Refrigerant pipe l 1 at liquid side at gas
59. Pipe surface temperature C Indoor Outdoor temp conditions DB WB C Compressor Indoor heat Outdoor heat drive revolution exchanger exchanger frequency rps Pd Pd Ps TD TS TC TE Indoor Outdoor MPa kg cm g Discharge Suction Standard j i 27 19 Cooling Overload 32 24 Low load S 18 15 5 Standard i 20 Heating Overload 30 Low load A i 15 29 Indoor Unit RAV SM1403DT A RAV S 4 WIRING DIAGRAM M1603DT A YEL BLU us o a o o Q oO o E o z ORN WHI Noise absorber Noise absorber Fan P CN083 WHI fo CN309 YEL BLU pr X3 WHI DP CN033 CN068 GRN WHI WHI Rvoo5 Outside Fuse d n error input T5A 250V RED EXCT CNO70 AA rr BLK b Filter ey P C board TIU Power supply MCC 1403 RED WHI BLK circuit Wu Ka Option CN075 CNO61 CNO32 py P Se UE CAF 4 Fan drive Color Identification RED GRY GRAY WHITE ORN ORANGE AAA BLACK BRW BROWN Y YEL YELLOW GRN GREEN P C board BLUE 1520 _ i J 1 O indicates the terminal board and Wired the number indicates the terminal number remote controller 2 The dashed line indicates wiring
60. SW801 for approx 1 second to check exchange operation to cooling cycle heating cycle Power is turned on for approx 10 seconds When checking again check operation 1 minute or more after the first check because exothermic of part Coil resistance R700 is large There is no problem when coil is not connected 2 After check turn off all the Dip switch SW804 Exchange to cooling cycle Exchange to heating cycle SW804 SW801 CN701 SW804 SW801 CN701 Cols L ais ON oe Ge Ge N DC200V or more DC200V or more Note Check by tester Analog tester Good if over DC200V Digital tester Good if Max value is over DC200V though the varied value may be displayed 78 F02 error Is connection of TC sensor connector CN101 on Indoor P C board correct NO Correct connection of connector Are characteristics of NO TC sensor resistance value normal YES Refer to TC sensor Temperature Resistance value characteristic table Replace TC sensor 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 PET NO Are characteristics of TCJ sensor resistance value normal Replace TCJ sensor YES Refer to TCJ sensor Temperature Resistance value characteristic table Correct connec
61. TO S H l BA FILE NO A07 009 SERVICE MANUAL AIR CONDITIONER SPLIT TYPE OUTDOOR UNIT DIGITAL INVERTER gt RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E INDOOR UNIT lt DIGITAL INVERTER gt RAV SM1403DT A RAV SM1603D En Service Manual with File No A06 010 for Ee nd refer to the e SE e Man Sa ih File No A07 003 for Model RAV SP1403AT E respectively Re Ser HFC Adoption of New Refrigerant This Air Conditioner is a new type which adopts a new refrigerant HFC R410A instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer WARNING Cleaning of the air filter and other parts of the air filter involves dangerous work in high places so be sure to have a service person do it Do not attempt it yourself The cleaning diagram for the air filter is there for the service person and not for the customer CONTENTS SAFETY CAUTION EE E 4 T SPECIFICATIONS EE 9 det Indoor WA EEN 9 152 Outdoor DIE casei oco sac saco ba gk pk cx Feo EY ed x qu suu d a Coa Nx UR a UR hg a d e d a eu d uic x cu aa da ide 21 1 3 Operation Characteristic Curve aa annnenneenennennnnnenneneenennnnnnennnenen nnn 22 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 23 2 1 Indoor Unt iiec gehen iuis eos EENS ENEE Fera enge onda VENU eeh een E 23 2 2 Outdoor Una a ai real 24 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 27 est alo lol
62. Temp range Min 29 C lt TO Max Min Max Min Max 15 lt TO lt 29 C 5 lt TO lt 15 0 lt TO lt 5 5 lt TO lt 0 TO lt 5 C TO error 65 2 Heating fan control D The outdoor fan is controlled by TE sensor TO sensor and the operation frequency From Min W1 to Max are controlled according to the following table Q During 3 minutes after start up the fan is fixed with the maximum fan tap corresponding to TE C zone in the following table After then the fan is controlled by temperature of TE sensor Q If status TE 2 24 C continues for 5 minutes the operation stops This status is same to the usual Thermo OFF which has no alarm display and the fan restarts after 2 minutes and 30 seconds This intermittent operation is not 2 tap 20 seconds STOP timer count 2 tap 20 seconds 1 tap 20 seconds abnormal rpm hold When the above status occurs frequently it is considered that the filter of suction part of the 1 tap 20 seconds indoor unit is stain Clean the filter and then restart the operation The operation frequency differs according to the model type The case of SM110 is shown in the table below Temp range Below 37 Hz Above 37 Hz below 60 Hz Above 60 Hz 10 C lt TO 5 lt TO lt 10 TO lt 5 TO error Maximum 5 Coil heating control 1 This control function heats the compresso
63. UTO 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 setup change is to arbitral address group manually address finishes within 4 to 5 minutes After completion of address Setup of automatic When the following addresses are not stored in the neutral memory 1C503 on the indoor P C board a test run operation cannot be performed Unfixed data at shipment from factory Item code Data at shipment Setup data range Line address 0001 No 1 unit to 0064 No 64 unit 0001 No 1 unit to 0064 No 64 unit EE anit 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 Master unit 1 indoor unit in group control 0002 Sub unit Indoor units other than master unit in group control 127 13 2 Address Setup amp Group Control Terminology Indoor unit No Group address N n Outdoor unit line address N Max 30 Indoor unit address n Max 64 0 Single Not group control 1 Master unit in group cont
64. 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 without 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 4 Tools 1 Required Tools for R410A Mixing of different types of oi
65. address it is necessary to change the indoor unit number Line Indoor Group address For details refer to TCC LINK Adapter Installation Manual 12 3 How to Set up Central Control Address Number When connecting the indoor unit to the central control remote controller using TCC LINK adapter it is neces sary to set up the central control address number 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 VENT 1 Push c 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 GS button In case of individual remote controller which is not group controlled Line address and Indoor unit address are displayed Using temperature setup Dn buttons specify item code 7 Cv CAD Using timer time e cx buttons select the setup data The setup data is shown in the table below Table 1 Push 5 button OK if display goes on Fig 1 To change the item to be set up return to Procedure 2 Q A GON Pus GG button The status returns to usual stop status Table 1 Setup data Central control address No E 2 TIMER SET FAN MODE Coo CF CH 88 SAVE VENT 3 1 FILTER E
66. al surface it assists the flow of brazing filler In the brazing process it prevents the metal surface from being oxidized By reducing the brazing filler s surface tension the brazing filler adheres better to the treated metal 40 Characteristics required for flux Activated temperature of flux coincides with the brazing temperature Due to a wide effective temperature range flux is hard to carbonize It is easy to remove slag after brazing The corrosive action to the treated metal and brazing filler is minimum It excels in coating performance and is harmless to the human body As the flux works in a complicated manner as described above it is necessary to select an adequate type of flux according to the type and shape of treated metal type of brazing filler and brazing method etc Types of flux e Noncorrosive flux Generally it is a compound of borax and boric acid It is effective in case where the brazing temperature is higher than 800 C Activated flux Most of fluxes generally used for silver brazing are this type It features an increased oxide film removing capability due to the addition of compounds such as potassium fluoride potassium chloride and sodium fluoride to the borax boric acid compound Piping materials for brazing and used brazing filler flux Piping Used brazing material filler Copper Copper Phosphor copper Do not use Copper Iron Silver Pa
67. anger temp sensor TA Check indoor P C board ndoor EEPROM error EEPROM access error Stop Automatic reset Displayed when error is detected Check indoor EEPROM including socket insertion Check indoor P C board Communication error between indoor MCU Communication error between fan driving MCU and main MCU Stop Automatic reset Displayed when error is detected Check indoor P C board Regular communication error between indoor aster and follower units and between main and sub units Stop Automatic reset Displayed when error is detected 90 Check remote controller wiring Check indoor power supply wiring Check indoor P C board Error mode detected by remote controller or central controller TCC LINK Operation of diagnostic function Check code Not displayed at all Operation on remote controller is impossible Cause of operation No communication with master indoor unit Remote controller wiring is not correct Power of indoor unit is not turned on Automatic address cannot be completed Status of air conditioner Condition Judgment and measures Power supply error of remote controller Indoor EEPROM error 1 Check remote controller Check indoor power wiring Check indoor P C board Check indoor EEPROM Check remote controller inter unit wiring including socket insertion gt Autom
68. atic address repeating phenom enon generates No communication with master indoor unit Disconnection of inter unit wire between remote controller and master indoor unit Detected by remote controller side Stop Automatic reset If center exists operation continues Displayed when error is detected Receiving error from remote controller L Check remote controller inter unit wiring 2 Check remote controller 3 Check indoor power wiring 4 Check indoor P C board Signal send error to indoor unit Detected by remote controller side Stop Automatic reset f center exists operation continues Displayed when error is detected Sending error of remote controller d Check sending circuit inside of remote controller gt Replace remote controller There are multiple main remote controllers Detected by remote controller side Stop Sub unit continues operation Displayed when error is detected In 2 remote controllers including wireless there are multiple main units Check that there are 1 main remote controller and other sub remote controllers Duplicated indoor central addresses on communication of central control system Detected by indoor central controller side Stop Automatic reset Displayed when error is detected Check setting of central control system network address Network adapter SW01 Check network adapter P C board T
69. atus The operation continuance differs according to the operation status 2 When the operation stops by the remote controller the operation does not continue 7 High pressure restraint TE control 1 Control to restraint abnormal rising of high pressure in cooling operation 2 Stop the compressor at TE gt 67 C and the error is counted by 1 3 After 2 minutes and 30 seconds if TE lt 67 C restart the compressor When the operation continues for 10 minutes the error count is cleared 4 If TE 2 67 C was detected again within 10 minutes add 1 to the error count and then repeat to restart the compressor 5 When the error count 10 is detected determine it as an error Do not restart the compressor The error P04 is displayed 6 After restart of the compressor control the current release by lowering control value by 70 to 90 for minimum 30 minutes or more 8 Over current protective control 1 When the over current protective circuit detected an abnormal current stop the compressor 2 Restart the compressor 2 minutes and 30 seconds after the error count 1 was indicated 3 When the error is determined as the error count 8 do not restart the compressor The error display is H01 H02 or P26 9 Current release value shift control 1 This control purposes to prevent trouble of the electronic parts such as G Tr etc of the inverter in the compressor driving system and trouble of the compressor 2 Thi
70. board during operation of the air conditioner Replace the service P C board If EEPROM has not been inserted when the power was turned on or if EEPROM data never be read written the automatic address mode is repeated In this time the central controller displays 97 error Power ON Approx 3 minutes SET is displayed on main remote controller Approx 1 minute SET goes off Repetition LED D02 on indoor unit P C board flashes with 1Hz for approx 10 seconds l Reboot Reset P31 error Sub indoor unit When the master unit of a group operation has detected E03 L03 L07 or L08 error the sub unit of the group operation detects P31 error and then it stops There is no display of the check code or alarm history of the main remote controller In this model the mode enters in automatic address set mode when the master unit has detected E03 L03 L07 or L08 error zis 10 2 6 Relational Graph of Temperature Sensor Resistance Value and Temperature Caracteristics 1 Caracteristics 2 30 Resistance Resistance kQ GE KO 29 10 0 10 20 30 40 50 60 10 0 10 20 30 40 50 60 70 Temperature C Temperature C 200 TE TO TS sensor 20 Caracteristics 3 Resistance Resistance KG 100 EE 10 KO 10 C or lower 10 C or higher 10 0 10 20 30 40 50 60 70 Temperature C TD sensor Caracteristics 4 200 20 Resistance KG 100 50 C or
71. 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 If the resistance value is low a disaster such as a leak or electric shock is caused at user s Insulator check e side When the refrigerant gas leaks during work execute ventilation 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 Ventilation a shortage of oxygen occurs Be sure to execute ventilation gloves and others not to touch to the charging section When checking the circuit inevitably under condition of the power ON use rubber If touching to the charging section an electric shock may be caused Be attentive to electric shock 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
72. connection of connector Is connection of TO sensor connector of CDB CN601 normal YES NO Are characteristics of TO sensor resistance value normal YES Check CDB Defect Replace L29 error NO Replace TO sensor Refer to relational graph of temperature sensor resistance value and temperature Characteristics 5 Are connections of CDB CN800 and IPDU CNO6 connectors normal YES Was the error just YES after power ON determined NO YES Are cabling connector normal Correct connection of connector NO Check cabling between IPDU and CDB and connector IPDU PC board error Defect Replace Is there no abnormal overload NO NO Improve and eliminate the cause Is IPDU PC board come to closely contact with heat sink YES Correct mounting IPDU PC board error H02 error NO Is power voltage normal YES Are connections of cable connector normal YES Is compressor normal YES NO Is there no NO slackened refrigerant Does electron expansion valve normally operate 106 Check IPDU and CDB Defect Replace Defect Replace Improve power line Check and correct circuit cabling such as cabling to compressor phase missing and connector Compressor lock Replace
73. 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 amp 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 s s 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 Z 7 by pushing Y CA 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 CA 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 Z to FF The CODE No DN may skip Step 3 After writing down all setting data push G button to return 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 are required to set the rotation number setting of the fan Type 2 f the system indoor grou
74. d n heating and cooling operation a command to fix the Test Run frequency is output Detection of error is performed as usual However do not use this function except case of Test Run because it applies load on the 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 12 1 2 Forced Defrost Setup of Remote Controller For wired remote controller only Preparation in advance SET CL 1 Push 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 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 TEMP Using the set temperature y a buttons specify the item code DN 8C Using the timer time buttons set time to data 0001 0000 at shipment SET Push button OK if indication lights AAW P
75. d 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 Ere Filter sign display Except wireless type It is provided on the separately sold type TCB AX21E2 Outline of specifications 1 The operation time of the indoor fan is calculated the filter reset signal is sent to the remote controller when the specified time 2500H has passed and it is displayed on LCD 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 Remarks FILTER E goes on Specified time 2500H Central control mode selection Setting at the centerl controller side enables to select the contents which can be operated on the remote controller at indoor unit side Setup contents 64 line central controller TCB SC642TLE2 Individual Operated on the remote controller Priority to second pushing Central 1 ON OFF operation cannot be oper ated on the remote controller Central 2 ON OFF mode selection temp setup operations cannot be operated on the remote controller Central 3 Mode selection and temp setup operations cann
76. determined 0002 2 C Heating suction temperature shift flooring installation type 0 Cooling only 0000 Heat pump Type Depending on model type Indoor unit capacity Depending on capacity type System address 0099 Not determined Indoor unit address 0099 Not determined Group address 0099 Not determined Temperature range of cooling heating automatic SW control point SE Power failure automatic recovery 0000 None Thermo output SW T10 Q 0000 Thermo ON Ventilation fan standalone 0000 Not available Sensor SW Selection of static pressure 0000 Body sensor Humidifier control drain pump control 0003 Humidifier ON Pump OFF Timer setting wired remote controller 0000 Available Table 2 Type CODE No 10 0023 Concealed Duct High Static Type RAV SM DT A Table 3 Indoor unit capacity CODE No 11 Setting data Type Disable 140 160 EEPROM initial value on the P C board for indoor unit servicing 115 12 SETUP AT LOCAL SITE AND OTHERS 12 1 Indoor Unit 12 1 1 Test Run Setup on Remote Controller Wired remote controller TEST 1 When pushing button on the remote controller for 4 seconds or more TEST is displayed on LC display Then push ZE button TEST is displayed on LC display during operation of Test Run During Test Run temperature cannot be adjusted but air volume can be selecte
77. display goes on Indoor unit address Using the temperature setup Cv CA buttons set 7 to the item code Using timer time buttons set 1 to the line address SET Push button OK when display goes on lt Group address Using the temperature setup buttons set 7 to the item code AND AAW Using timer time O buttons set 227 to Individual 227 to Master unit and 222 to sub unit 10 Push 5 button OK when display goes on 11 Push amp button Setup completes The status returns to the usual stop status 2 5 8 END 11 TIMER SET FAN MODE TIME SAVE VENT Cs Ce FILTER RESET TEST SET CL SWING FIX e Operation procedure 1 gt 2 gt 3 gt 4 gt 5 gt 6 gt 7 gt 8 gt 9 gt 10 gt 11 END 131 B Confirmation of indoor unit No position 1 To know the indoor unit addresses though position of the indoor unit body is recognized n case of individual operation Wired remote controller indoor unit 1 1 Follow to the procedure during operation Procedure Push 2 button if the unit stops 2 Push ES 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 pushin
78. e central control system Microcomputer operation LED Power transformer Primary side zi ETT C048 AC240V ae NI 00 00 CN090 L042 EE ET moder 10040 Remote controller JENO wem 10041 8 power supply LED HBS Owen 3 z SCHT a IC008 S eer edd ME E A e 2 C092 x E N o 50 a amp E o c7 2 q ISS ig ORA EB Optional output Je00t 28 E r 40 PULSE STATICw V Drain pump CN130 g Sv 90 Doo amp P SENSOR output S om om 9 RY007 3X1 Ld VO VO d ONE Remote controller ND ND s LE 3 4c inter unit wire 10GTA lt Y CNI03TF BL ONQ80 PNL ou cuti oun A 8 Optional power supply FAN OPTIO e L 3 rA 5l CN025 fNO30FS quozo GRL TQJ E TC E2 TCM E3 UR UI ou RC Outside TCI sensor TA sensor d Songo error input AC fan output TC2 sensor DISP Filter Option error input CHK j Used for servicing TCJ sensor Float SW Short plug is inserted 1 No function lt Er L IIN gt V LGEO9LINS AVY V LGEOr LINS AVH pyeog 19119 JUL JOOPUI p Z 7 5 Outdoor Print Circuit Board RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E Inverter P C board lt MCC 1535 gt IPDU1 Electrolytic condenser Between fan IPDU l and comp IPDU Electrolytic condenser Communication between Reactor 5V 12V I F and comp IPDU cise J MCC 1535 04 P DU 3 A
79. e inverter assembly and the side cabinet ST1T O4 x 8 2 pcs 3 Remove the screws which fix the side cabinet and the valve fixing plate ST1T O4 x 8 2 pcs 4 Remove screws which fix the side cabinet and the piping panel Rear Hexagonal screws 4 x 10 2 pcs 5 Remove screw for the side cabinet and the bottom plate Hexagonal screws 4 x 10 1 pc 6 Remove screws for the side cabinet and the fin guard Heat exchanger Hexagonal screws 24 x 10 5 pcs eddie Side cabinet Part name Replacement of electric parts Common procedure Procedure 1 Detachment 1 Carry out works of 1 of and 2 Remove the connectors connected to CDB board Connector of power supply and upper side fan motor Unlock the lock of the housing part and then remove the connectors 3 Cut the bundling band which binds the power supply leads 4 Remove the fixing screws for the electric parts box B BT2T 24 x 6 2 pcs 5 Unlock the lock of the supporter for the electric parts box B 6 Open the CDB part Remarks Upside of fan motor X Electric parts box Replacement of electric parts CDB board Detachment 1 Carry out work of 1 of T 2 Remove connectors connected to CDB board Power supply serial upper lower fan motor 4 way valve coil PMV coil compressor case thermo temperature sensor IPDU crossover wire DC15V DC280V 3 Remove CDB board Supporters at 4 positions 4 Attac
80. e of the compressor pipes and others became high due to cooling heating Cooling check operation a burn may be caused e 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 Service 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
81. e operated 87 10 2 3 Check Code List Outdoor O Go on O Flash O Go off ALT Alternate Alternate flashing when there are two flashing LED SIM Simultaneous Simultaneous flashing when there are two flashing LED Remote controller indication Sensor lamp part Block indication Operation Timer Ready 9 9 O Representative defective position door unit Discharge temp sensor TD error Detection Outdoor Explanation of error contents Open Short of discharge temp sensor was detected Automatic reset Operation continuation door unit Temp sensor TE TS TL error Outdoor Open Short of heat exchanger temp sensor was detected Miswiring between TE sensor and TS sensor door unit Outside temp sensor TO error Outdoor Open Short of outside temp sensor was detected door unit Compressor break down Outdoor When reached min Hz by current release control short circuited current Idc after DC excitation was detected door unit Compressor lock Outdoor Compressor lock was detected door unit Current detection circuit error Outdoor Current detection circuit error door unit Low pressure system error Outdoor Ps pressure sensor error low pressure protective operation eee 0000100 door unit Other outdoor unit error Outdoor 1 Defective parts on outdoor P C board MCU c
82. e out the motor mounting plate by sliding it while pushing it to the frame side so that the motor mounting plate is not dropped from the frame 5 Assembling work after replacing fan motor After replacing of the parts assemble the fan motor in the reverse procedure of the parts removal process Mount the removed Silocco fan at the following position as shown in the figure gt EA A ETE L Fest Removed Silocco fan Front side Detailed drawing of Silocco fan mounting position 138 6 How to replace the sensor Work procedure Explanatory drawing As same as the work procedure of the fan motor replacing remove the right side plates 1 and 2 Remove the shielding plate As the shielding plate is assembled with screws take the fixing screws off to divide the plate Shielding plate Cut the bunding band which ties 3 sensors together and then remove each sensor to replace them 1 TC sensor TC sensor can be mounted and fixed also by removing the sensor holder and inserting the sensor from the backward direction TCJ sensor TCJ sensor can be mounted and fixed by entering the sensor into the sensor holder and then push the holder including the sensor on the pipes TA sensor Remove TA sensor together with the holder because the work space is narrow If remounting of the holder is difficult direc
83. ected Check indoor P C board Regular communication error between indoor aster and follower units and between main and sub units Stop Automatic reset Displayed when error is detected 71 Check remote controller wiring 2 Check indoor power supply wiring Check indoor P C board Error mode detected by remote controller or central controller TCC LINK Operation of diagnostic function Check code Not displayed at all Operation on remote controller is impossible Cause of operation No communication with master indoor unit Remote controller wiring is not correct Power of indoor unit is not turned on Automatic address cannot be completed Status of air conditioner Condition Judgment and measures Power supply error of remote controller Indoor EEPROM error 1 Check remote controller inter unit wiring Check remote controller Check indoor power wiring Check indoor P C board Check indoor EEPROM including socket insertion gt Automatic address repeating phenom enon generates No communication with master indoor unit Disconnection of inter unit wire between remote controller and master indoor unit Detected by remote controller side Stop Automatic reset f center exists operation continues Displayed when error is detected Receiving error from remote controller 1 Check remote controller inter unit wiring
84. ed by outdoor unit Operation of diagnostic function Check code Indoor unit Cause of operation Disconnection short of discharge temp sensor TD Status of air conditioner Stop Condition Displayed when error is detected Judgment anAd measures Check discharge temp sensor TD Check outdoor P C board Disconnection short of outdoor temp sensor TE TS Stop Displayed when error is detected Check temp sensor TE TS Check outdoor P C board CDB IPDU Disconnection short of outside temp sensor TO Continue Displayed when error is detected Check outside temp sensor TO Check outdoor P C board CDB IPDU Compressor break down Although operation has started operation frequency decreases and operation stops Stop Displayed when error is detected Check power supply voltage AC198 to 264V Overload operation of refrigerating cycle Compressor lock Over current detection after compressor start up Displayed when error is detected Trouble of compressor Lock etc Replace compressor Wiring error of compressor Open phase Current detection circuit error Displayed when error is detected Check outdoor P C board AC current detection circuit Low pressure switch operated Model with low pressure switch Cooling 30 seconds Heating 10 minutes Displayed when error is detected Check t
85. ed on Are connector pins 1 and 2 at drain pump unit side shorted Resistance value 0 Replace drain pump and indoor P C board MCC 1403 Replace drain pump Check wiring Check indoor P C board MCC 1403 Defect gt Replace Check that voltage of 1 2 pin of CN504 on the indoor P C board is 12V 1 pin is plus F10 error Is connection of TA sensor connector CN104 on indoor P C board correct Correct connection of connector Are characteristics of TA sensor resistance value normal YES Check indoor P C board MCC 1403 Defect Replace Replace TA sensor Refer to TA sensor Temperature Resistance value characteristic table sit P19 error Is operation of 4 way valve normal Check pipe temp etc in cooling heating operation NO Is the coil resistance value of 4 way valve between 1 3 and 1 6kQ YES Check operation of outdoor P C board See below OK Check 4 way valve Defect Replace Temperature sensor check YES TE sensor CN601 TS sensor CN600 Indoor TC sensor Defect Correct and repair NO Replace coil of 4 way valve Error Check outdoor P C board Defect replace Check method of outdoor P C board operation Self hold valve type SP110 SP140 1 Set SW804 of Dip switch as the following figure and then push
86. emote controller connectable How to set wired remote controller as sub remote controller Change DIP switch inside of the rear side of the remote controller switch from r emote controller master to sub In case of RBC AMT32E Remote controller Inside of the rear side La Operation 1 The operation contents can push priority i UM x N 12 i 12 I fr i Sub remote _ I U controller if Master remote _ controller mE DIP switch Y be changed by Last 2 Usea timer on either Master remote controller or Sub remote controller de 12 1 6 Monitor Function of Remote Controller Switch B 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 Procedure gt 1 Push buttons simultaneously for 4 seconds to call the service monitor mode A A e N mA ar The service monitor goes on the master indoor unit No is IT CODE No displayed at first and then the temperature of item code UL is Lt displayed y DON OFF JL es Ge 2 Push temperature set HE buttons and then change ee the item code of data to be monitored gs d VENT The item code list IS shown below RESET TEST SET CL SWING FIX UN
87. entrifugal fan Standard air flow H M L 19 0 16 2 13 3 Fan unit Motor 120 External static pressure Standard at shipment 40 Set up for tap exchange 20 40 70 100 Sound pressure level H M L 40 37 34 Sound power level H M L Outdoor unit 55 52 49 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant Max total length pipe 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 15 9 pipe Liquid side Main 9 5 Sub 9 5 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating EL 68 70 IEC standard Triple type Indoor unit 1 SM562BT E Indoor unit 2 SM562BT E Indoor unit 3 SM562BT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 24 50 22 46 Power consumption 5 12 Power factor 95 EER 2 73 Energy efficiency class characteristics Heating Running current 22 44 20 57 Power consumption 4 69 P
88. er 43060029 Filter Noise 43155216 Filter Noise 43158197 Reactor CH 65 154 of ES plajalalajalalaljalalalfala RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E 708 702 712 703 718 701 711 709 710 Location BEA Model Name RAV SM No Desenpiin 1603AT E 1603ATZ E 1603ATZG E 43050425 Sensor TC F6 Ass y Service 43063325 Holder Sensor 6 6 35 8 43150319 Sensor Ass y TD F4 Service 43155211 Capacitor 43160565 Terminal Block 3P AC250V 20A 43160581 Terminal 3P 60A 43160579 Terminal 4P 30A 43163055 Holder Sensor 43160594 Fuse AC250V 50A 43160595 Holder Fuse 4316V370 P C Board Ass y CDB MCC 1531 4316V371 P C Board Ass y A3 IPDU MCC 1535 4316V372 P C Board Ass y Noise Filter MCC 1551 43060859 Fuse Block 30A 250V FH153 PB 43060700 Fuse 10A 250V 43282001 Bushing NB 300 43183020 Collar NA310 43063248 Supporter Ass y wm NO RO RO Fm c st 155 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 co
89. er In this time fan and louver of the selected indoor unit only operate 4 Using the set temperature SE buttons specify the item code DN QD D 4 Using the timer time 4 buttons select the set data D 4 Push C button OK if indication lights To change the selected indoor unit proceed to Procedure 2 To change item to be set up proceed to Procedure 4 Pushing button returns the status to the normal stop status SA 3 TIMER SET FAN IODE Coo Cr C e TIMI SAVE 6 SO TEST SET o CE ES LOUVER OA lt Operation procedure gt 123456 END eq Filter sign lighting time Function selection item No DN list Contents 0001 150H 0003 5000H 0005 Clogging sensor used None 2500H 10000H At shipment from factory According to type Central control address No 1 unit 0064 No 64 unit Undecided 0099 Undecided Heating suction temp shift No shift 142 C 0001 1 C 0010 10 C Up to 6 is recommended 0002 2 C Floor type 0000 0 C Type 1 way air discharge cassette 4 way air discharge cassette to 0037 According to model type Indoor unit capacity Undecided 0001 to 0034 According to capacity type Line address No 1 unit to 0030 No 30 unit 0099 Undecided Indoor unit address No 1 unit to 0064 No 64 unit 0099 Undecided G
90. g UNIT LOUVER button 2 To know the position of indoor unit body by address To confirm the unit No in the group control 1 Operation TIMER SET FAN SAVE MODE TIME VENT FILTER RESET TEST SET CL SWING FIX UNIT LOUVER OO CE i lt Operation procedure gt 1 2 END Follow to the procedure during operation in this procedure the indoor units in group control stop Procedure The 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 TEST 1 Push C25 and amp buttons simultaneously for 4 seconds or more Unit No ALL is displayed Fans and louvers of all the indoor units in the group control operate 2 Every pushing s button the unit numbers in the group control are successively displayed The unit No displayed at the first time indicates the master unit address Fan and louver of the selected indoor unit only operate TEST 3 Push button to finish the procedure All the indoor units in the group control stop 132 3 TIMER SET FAN MODE TIME SAVE VENT T eo Cs k a RESET TEST SET CL SWING FIX UNIT LOUVER OO CH 9 Operation procedure 1 2 ZEND 14 DETACHMENTS 14 1 Indoor Unit REQUIREMENT At the service replac
91. h a new CDB board 4 way valve coil Serial crossover wire connector connector Upper fan Power supply motor connector connector el Compressor case thermo connector Temperature sensor connector fan motor connector Replacement of electric parts Noise filter board Detachment 1 Carry out works of 1 of D and 2 Remove the lead wire connected to the noise filter board Power supply crossover wire fuse crossover wire terminal block crossover wire 3 Remove the earth screw BT2T O4 x 6 1 pc 4 Remove the noise filter board Supporter 4 positions 5 Attach a new noise filter board eddie Terminal block crossover wire terminal Power supply crossover wire terminal Fuse crossover wire terminal Part name Replacement of electric parts Electrolytic condenser Procedure Detachment 1 Carry out works of 1 of D and 2 Remove the lead wire connected to the terminal block IPDU crossover wire 3 Remove the connector connected to the noise filter IPDU crossover wire 4 Remove the lead wire connected to the noise filter Fuse crossover wire power supply crossover wire 5 Cut the bundling band which binds the upper lead of the fan motor lead of reactor 6 Remove the fixing screws for the electric parts box A BT2T O4 x 6 7 pcs 7 Remove the noise filter 8 Remove the lead wires connected to the electrolytic condenser Hexagonal b
92. h the following procedure Trouble 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 83 Wireless remote controller type gt 1 Before troubleshooting 1 Required tools instruments e and screwdrivers spanners radio cutting pliers nippers etc Tester thermometer pressure gauge etc 2 Confirmation points before check a The following operations are normal 1 Compressor does not operate s not 3 minutes delay 3 minutes after compressor OFF Is not the outdoor unit in standby status though the remote controller reached the setup temperature Does not timer operate during fan operation s not an overflow error detected on the indoor unit s not outside high temperature operation controlled in heating operation 2 Indoor fan does not rotate Does not cool air discharge preventive control work in heating operation 3 Outdoor fan does not rotate or air volume changes Does not high temperature release operation control work in heating operation Does not outside low temperature operation control work in cooling operation s not defrost operation performed 4 ON OFF opera
93. he refrigerating cycle Gas leak Check low pressure switch system circuit Check P C board of the outdoor CDB Overload for compressing of compressor outdoor unit error and other error Communication error between CDB and IPDU Coming out of connector Temperature error of heat sink Temperature over specified value was detected Displayed when error is detected Check wiring of CDB and IPDU Abnormal overload operation of refrigerating cycle Check power supply voltage Phase detection protective circuit operated Continues Compressor stops Displayed when error is detected Check phase missing Check outdoor P C board Check high pressure switch Check circuit wiring of high pressure switch Discharge temperature error Discharge temperature higher than specified value was detected Displayed when error is detected Check refrigerating cycle Gas leak Trouble of electron expansion valve Check piping sensor Td High pressure protection error of TE sensor Temperature higher than specified value was detected High pressure switch Model with high pressure switch Displayed when error is detected Overload operation of refrigerating cycle Check outdoor temperature sensor TE Check outdoor control P C board CDB and main P C board Check high pressure switch and circuit Outdoor fan system error Displayed when error
94. he users side 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 Refrigerant Check the used refrigerant name and use tools and materials of the parts which match with it For the 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 If 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
95. here are multiple network adapters on the remote controller communication line Central controller side detected Continues Displayed when error is detected A Check the multiple network adapters Check inter unit wire of remote controller miswiring There should be only 1 adapter on the network Communication circuit error of central control system Detected by central controller side Continues By remote controller Displayed when error is detected Check communication wire miswiring Check communication U3 U4 terminals Check network adapter P C board Check central controller such as central control remote controller etc Check terminal resistance TCC LINK Central controller 2 Indoor Gr sub unit error Detected by central controller side Continuation Stop According to each case Usual operation of air conditioner becomes unavailable For the wireless models an error is notified with indication lamp 3 Displayed when error is detected The check code cannot be displayed by the wired remote controller Check the check code of the corresponding unit from remote controller 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 91 Error mode detect
96. i a exa nnmnnn 52 7 1 Indoor Controller Block Diagram eere 52 7 2 ee EE TE 53 7 3 Optional Connector Specifications of Indoor P C Board 59 7 4 Indoor Print Circuit Board annen ennnnnnnnneneenennnnnnnnnnneenennnnnnnnnnnnenenn 60 7 5 Outdoor Print Circuit Board WEE 61 8 CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS 64 8 1 elt Tee EE 64 9 INDOOR UNIT TROUBLESHOOTING eene 69 9 1 Summary of Troubleshooting eeeeeeeeeeeeeeeeeeeeeeeeee nennt 69 9 2 Troubleshooting iii 70 10 OUTDOOR UNIT TROUBLESHOOTING rennen 83 10 1 Summary of Troubleshooting ccce 83 10 2 TROUBIESNOOUNG oii as 85 11 REPLACEMENT OF SERVICE P C BOARD e 112 11 Indookt negt eebe eege vrbs LZ Dude Cr edu Me uS p DNE CR PA 112 12 SETUP AT LOCAL SITE AND OTHERS eere 116 121 THOOGE UA eren c T 116 12 2 Setup at Local Site Others incor tci rane iino eri el ri an 123 12 3 How to Set up Central Control Address Number 125 13 ADDRESS SETUP eiii taarna sioe ac rere Doce eege 127 13 1 Address Setup Procedure eese nennen nnns 127 13 2 Address Setup amp Group Control
97. ifold Refrigerant oylinder Electronic balance OUTDOOR unit Cylinder without siphon Gauge manifold OUTDOOR unit Jepuijko jue1eBujeH Electronic balance Siphon R410A refrigerant is HFC mixed refrigerant Therefore if it is charged with gas the composition of the charged refrigerant changes and the characteristics of the equipment varies 6 5 Brazing of Pipes 6 5 1 Materials for Brazing 1 Silver brazing filler Silver brazing filler is an alloy mainly composed of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solder ability 2 Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is weak in adhesive strength do not use it for refrigerant pipes 1 Phosphor bronze brazing filler tends to react with sulfur and produce a fragile compound water solution which may cause a gas leakage Therefore use any other type of brazing filler at a hot spring resort etc and coat the surface with a paint When performing brazing again at time of servicing use the same type of brazing filler 6 5 2 Flux 1 Reason why flux is necessary By removing the oxide film and any foreign matter on the met
98. ing time of the heat exchanger the following tools are necessary Prepare them before the service work Necessary tools Plus screwdriver monkey wrench spanner etc N CAUTION Be sure to place the heat exchanger at safe and flat place and then start the work Necessarily put gloves when starting the work Working with the naked hands may cause injury on the hands 1 Decomposition drawing for the parts replacement of heat exchanger and drain pan 2 How to replace the parts Work procedure Explanatory drawing Remove the top plate Top plate Note Remove the top plate carefully so that corners of the foaming part of the inner plate are not chipped off by being caught 133 2 How to replace the parts Continued Work procedure Explanatory drawing Remove the foaming part Note Remove the foaming part carefully so that corners of the foaming part of the inner plate are not chipped off by being caught Foaming part Remove the right side plates 2 and 3 Note Remove the side plates so as not to damage the pipe cover Right side plate 2 Right side plate 3 Take off the shield plate from Shield plate the heat exchanger w Pull up the heat exchanger 1 Take off the pipe fixing bracket at liquid side Note Take off the bracket and heat exchanger carefully s
99. ings into the electric parts box Red color connector Red Red Red O Brown x ood P B oO 43F3 43F2 43F1 0750 al o Brown Blue Blue gt Yelow Y Yelow Orange 9 Black Black White color connector White color connector FM Closed end connector In case of normal condition In case of high static pressure Factory setting 33 5 SPECIFICATIONS OF ELECTRICAL PARTS 5 1 Indoor Unit RAV SM1403DT A RAV SM1603DT A Parts name Fan motor SWF 240 600 4A Specifications Output Rated 600 W TA sensor Lead wire length 1200mm 10 kQ at 25 C TC sensor 6 size lead wire length 1200mm Vinyl tube Black 10 kQ at 25 C TCJ sensor 5 2 Outdoor Unit RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E Parts name Fan motor 6 size lead wire length 1200mm Vinyl tube Red ICF 280 100 1R 10 kQ at 25 C Specifications Output Rated 100 W Compressor DA422A3F 25M 3 phase 4P 3500 W Reactor CH 65 2 75 8 15 mH 27 8 1 9 V Outdoor temp sensor To sensor 10 kQ at 25 C Heat exchanger sensor Te sensor 10 kQ at 25 C Suction temp sensor Ts sensor 10 kQ at 25 C Discharge temp sens
100. ion Operation Timer Ready O Q e 1 Alternate flash Check code Cause of trouble occurrence Heat exchanger sensor TCJ error Heat exchanger sensor TC error Heat exchanger sensor TA error Indoor unit sensor error Operation Timer Ready Xt xXx o o Alternate flash Discharge temp sensor TD error Temp sensor TE TS error Temp sensor TO error Sensor error of outdoor unit 1 Operation Timer Ready xt o Simultaneous flash Indoor EEPROM error Operation Timer Ready Compressor break down Compressor lock Current detection circuit error Outdoor compressor system error Outdoor unit low pressure system error Operation Timer Ready e l yu O Simultaneous flash Duplicated master indoor units There is indoor unit of group connection in individual indoor unit Unsetting of group address Missed setting Unset indoor capacity AUTO address If group construction and address are not normal when power supply turned on automatically goes to address setup mode Timer Ready Oo x Simultaneous flash Duplicated indoor central addresses Outdoor unit and other error Outside interlock error Negative phase error Others 1 These are representative examples and the check code differs according to the outdoor unit to be combined B5 10 2 2 Others Other than Chec
101. ion 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 Replacement amp power ON for service P C board 2 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 P C board Replacement amp power ON for service P C board 2 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 Writing the setting data to EEPROM such as high ceiling installation setting and optional connection setting etc based on the customer information 3 iL Power reset for all indoor units connected to the remote control when the group operation control is performed 112 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 Step1 Push ert O and GG button on the remote
102. ion 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 122 12 2 Setup at Local Site Others Model name TCB PCNT30TLE2 12 2 1 TCC LINK Adapter For TCC LINK Central Control 1 Function This model is an optional P C board to connect the indoor unit to TCC LINK Central controller 2 Microprocessor block diagram Indoor unit a e bie mmm Rm m mmm E m m mom m MSN m m Em SN SN Rom m NNN ere See a m m RR SR nin at Sie eee ee CN a m n isle dit ele a bie a Central controller TCC LINK adapter P C board CN40 CNO50 i Indoor control TCC LINK Terminal P C board communication circuit resistance CNO41 l Swot MCC 1440 Terminal block __ A B EE LL HE TCC LINK Remote controller 3 TCC LINK wiring connection Communication units Total 64 units Communication distance 2000 m CAUTION 1 2 3 4 When controlling customized setup collectively TCC LINK adapter This option is required In case of group operation or twin triple operation the adapter is necessary to be connected to the main unit Connect the central control devices to the central control system wiring When controlling collectively customized setup only turn on only Bit 1 of SWO1 of the least
103. ipe cools down to a certain extent temperature at which pipes are touchable with hands 7 Remove the flux completely after brazing Flow meter Stop valve Nitrogen gas cylinder From Nitrogen cylinder gas Rubber plug Fig 6 5 1 Prevention of oxidation during brazing 41 6 6 Instructions for Re use Piping of R22 or R407C Instruction of Works The existing R22 and R407C piping can be reused for our digital inverter RA10A products installations NOTE Confirmation of existence of scratch or dent of the former pipes to be applied and also confirmation of reliability of the pipe strength are conventionally referred to the local site If the definite conditions can be cleared it is possible to update the existing R22 and R407C pipes to those for R410A models 6 6 1 Basic Conditions Needed to Reuse the Existing Pipe Check and observe three conditions of the refrigerant piping works 1 Dry There is no moisture inside of the pipes 2 Clean There is no dust inside of the pipes 3 Tight There is no refrigerant leak 6 6 2 Restricted Items to Use the Existing Pipes In the following cases the existing pipes cannot be reused as they are Clean the existing pipes or exchange them with new pipes 1 When a scratch or dent is heavy be sure to use the new pipes for the works 2 When the thickness of the existing pipe is thinner than the specified Pipe diameter and thickness be sure t
104. is detected Check lock of fan motor Check power supply voltage AC198 to 264V Check outdoor P C board Short circuit error of compressor driving element Displayed when error is detected When performing operation while taking off compressor wire P26 error occurs Check control P C board When performing operation while taking off compressor wire an error does not occur Compressor rare short Position detection circuit error 92 Displayed when error is detected Check control P C board 10 2 4 Distinction of error mode by LED indication of outdoor unit On the Type AP112 AP140 and AP160 a Dip switch SW801 and LED are provided on the P C board of the outdoor unit Exchanging this Dip switch enables users to know the status of the outdoor unit in that time Lighting status of LED enables users to know the distinction stage before trouble of the outdoor unit will be determined and displayed on the remote controller Depending on the indoor unit to be combined the error of the outdoor temperature sensor TO may be confirmed on LED indication only Model Dip switch SM160 MCC 1531 SW801 Bit 1 Bit 2 D801 Yellow D802 Yellow For error display refer to on the next page D803 Yellow During timer short During pump down operation lt gt lt gt Protective operation count Normal time
105. iver LCD setup LCD LCD Display part Key switch play p Fun setup Power supply circuit Key switch Remote controller P Onus ower supply Secondary SEN E Indoor unit 1 Network adapter Option Indoor control Network adapter E P C board P C board MCC 1403 Remote controller communication DC20V Remote controller u communication circuit MCC 1401 X Al net CPU EEPROM YELL communication H8 3687 circui Power supply Power supply Same as Driver Float input Central control Serial send remote controller receive circuit Option AC synchronous Outside signal input circuit output Indoor Fan motor fan motor relay circuit Transformer 1 Outdoor Outdoor unit unit Outdoor unit Max 8 units are connectable zi 1 However when mounting a network adapter while 2 main sub remote controllers are connected Max 7 units are connectable 2 Anetwork adapter is mounted to only 1 unit 3 Connection of weekly timer to the sub remote controller is unavailable 52 7 2 Control Specifications When power supply is reset Outline of specifications 1 Distinction of outdoor unit When the power supply is reset the outdoors are distinguished and the control is selected according to the distinguished result Remarks Operation mode selection 1 Based on the operati
106. k Code Lamp indication Check code Cause of trouble occurrence Operation Timer Ready ve Xx e During test run Simultaneous flash Operation Timer Ready O ee SEH Disagreement of cool heat CES e Automatic cool heat setting to automatic cool heat prohibited model or setting of heating to cooling only model Alternate flash 9 H g only New Check Code 1 Difference between the new check code and the existing check code Existing check code New check code Used characters Hexadecimal 2 digits Alphabet decimal 2 digits Characteristics of Few classifications for communication code classification and defective setting Many classifications for communication and defective setting Indoor P C board outdoor P C board Communication defective setting 4 types indoor protection Block displa SSC p ay cycle communication outdoor protection sensor compressor protection etc Display Classification NEW SPE is not used lt Display on wired remote controller gt Central control system error TEST lgoes on UNIT No Check code Operation lamp Green flash Communication system error Each sensor error Defective lt Display on wireless sensor gt Compressor protection system error e Combination block of Operation b Timer and Ready is displayed NEW SPE is not used Setting error Other error Protective devic
107. l 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 conven new equipment tional equipment for R410A can be used Whether conventional equipment can be used Flare tool Pipe flaring Copper pipe gauge for Flaring by conventional adjusting projection margin flare tool Torque wrench Tightening of flare nut Gauge manifold Evacuating refrigerant charge run check etc Charge hose Vacuum pump adapter Vacuum evacuating 9jelojoejo eo0 o Electronic balance for refrigerant charging Refrigerant charge Refrigerant cylinder Refrigerant charge Leakage detector Gas leakage check Note When flaring is carried out for R410A using the conventional flare tools adjustment of projec
108. leg 1 First remove the mounting leg fixed to the fan case Side face 2 Next remove the fan case Side face Note When taking out the fan case Side face do not damage the foaming parts V Mounting leg Fan case Side face Remove the Silocco fan 1 When removing the Silocco fan loosen the set screw which fixes it to the fan motor shaft part pull it toward you and then remove it from the shaft L shape hexagonal wrench t g Face to face 4mm S ESS Set screw Silocco fan Remove the fan case Main unit Note When taking out the fan case Main unit do not damage the foaming parts Fan case Main unit 137 4 How to replace the parts Continued Work procedure Explanatory drawing Remove the reinforcing plate Note The reinforcing plate is provided to protect the transportation Scrap it after unpacking because it is unnecessary to attach when reassembling Reinforcing plate Take off the screws which fix the bell mouth at the rear side of the motor and also take off the screws of the motor mounting plate of the mounted fan motor Pull the motor mounting plate toward you while pushing it to the frame Be careful not to drop it Together with the removed bell mouth slide the motor mounting plate under fan motor mounting status toward you and then take it out from the main unit Note Tak
109. line of the system address No OFF when shipped from the factory n case of customized setup the address is necessary to be set up again from the wired remote controller after automatic addressing Central control device Central control device U1 U2 U1 U2 Central control devices Max 10 units U3 U4 U3 U4 y DH Refrigerant line 1 Refrigerant line 2 l Refrigerant line 3 Refrigerant line 4 Outdoor unit H lt A Indoor outdoor inter unit wire AC230V serial 4 j f j Central control system wiring LEE TN 1 TN 1 TN 1 Mm 2 A 1 f H Wiring for No 1 and 2 only 1 A AF AA E i Der Sub i Sub unt Maater unit Sub unit Indoor unit 1 2 3 i AJB ATB TCC LINK adapter This product g 8 Sf S sold separately Caution 1 Caution 2 Remote controller wiring Remote controller Remote controller Remote controller Remote controller x L J Y Y Group operation Max 8 units Twin Triple operation Example of triple V J v Indoor units in all refrigerant lines Max 64 units If mixed with multi model Link wiring multi indoor units are included However group sub units and twin triple sub units of customized setup are not included in number of the units 26 4 Wiring specifications Use 2 core with no polar wire Match the length
110. ller etc Check terminal resistance TCC LINK Central controller P30 Indoor Gr sub unit error Detected by central controller side Continuation Stop According to each case Displayed when error is detected 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 72 Check the check code of the corresponding unit from remote controller 9 2 2 Diagnostic Procedure for Each Check Code Indoor Unit Check code E01 error NO Is inter unit cable of A and B normal YES Is there no disconnection or YES contact error of connector on harness Correct inter unit cable of remote controller from terminal block of indoor unit NO NO Is group control operation YES i NO Is power of all indoor units turned on YES gt NO Correct connection of connector Check circuit wiring Check power connection of indoor unit Turn on power again Is power supplied to remote controller AB terminal Approx DC18V YES YES Check indoor P C board MCC 1
111. mote 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 Twin 1 system only 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 eis 3 Writing the setting data to EEPROM The settings stored in the EEPROM of the P C board for indoor unit servicing are the factory set values Step1 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 first time is the header unit No At this time the CODE No DN shows Z 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 i
112. n 2 step 2 ai UNIT LOUVER Step 2 Everytime when e button is pushed the indoor unit No in the group control operation are displayed in order The settings stored in the EEPROM of the P C board for indoor unit servicing are the factory set values Specify the indoor unit No with its P C board replaced to the P C board for indoor unit servicing You cannot perform this operation if ALL is displayed Step3 Select the CODE No DN can be selected by pushing the CYD CA button for the temperature setting 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 Z 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 55 button The operation completes if the setting data is displayed 4 Change the CODE No DN to by pushing Cw CA 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 6 Push button The setting completes if the setting data are displayed TEST 7 Return to the normal stop status by pushing Gy 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
113. n a death or injury between terminals After turning off the breaker high voltage also keeps to apply to the high voltage capacitor Do not turn on the breaker under condition that the front panel and cabinet are removed O An electric shock is caused by high voltage resulted in a death or injury Prohibition 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 If the earth wire is not correctly connected contact an electric engineer for rework Prohibition of modification Do not modify the products Do not also disassemble or modify the parts It may cause a fire electric shock or injury Use specified parts For spare parts use those specified If unspecified parts are used a fire or electric shock may be caused For details refer to the parts list Do not bring a child close to the equipment Before troubleshooting or repair work do not bring a third party a child etc except the repair engineers close to the equipment It causes an injury with tools or disassembled parts Please inform the users so that the third party a child etc does not approach the equipment Insulating measures 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 t
114. nal static pressure Standard at shipment 10 Set up for tap exchange 10 20 35 50 Sound Under air inlet H M L 45 40 36 pressure level Back air inlet H M L 33 31 28 Sound Under air inlet H M L 60 55 51 power level Back air inlet H M L Outdoor unit 48 46 43 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant pipe Max total length 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 12 7 pipe Liquid side Main 9 5 Sub 6 4 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 20 68 70 IEC standard 1 2 Outdoor Unit Model name RAV SM1603AT Z ZG E Power supply 1 phase 230V 220 240V 50Hz Type Hermetic compressor Compressor Motor 3 75 Pole 4 Refrigerant charged 3 1 Refrigerant control Pulse motor valve Standard length 7 5 Min length 5 Max total length 50 Inter connecting pipe Additional refrigerant charge under long piping connector 40g m 31m to 50m Height difference Outdoor lower 30 Outdoor higher 30 Heigh
115. nce Ceiling panel Sold separately Model RBC U31PG W WS E RBC U31PGS W WS E Panel color W Moon white 2 5GY 9 0 0 5 WS Stripe white 2 5GY 9 0 0 5 Gray 8B 3 0 3 Main unit Outer Height 319 Width 840 Depth 840 dimension Ceiling panel Sold separately Height 30 Width 950 Depth 950 Main unit 24 Total weight Ceiling panel Sold separately 4 2 Heat exchanger Finned tube Fan Turbo fan Fan unit Standard air flow 35 5 25 21 Motor 72 Air filter Standard filter attached Long life filter Controller sold separately RBC AMT32E AMS41E AS21E2 AX31U W E Sound pressure level H M L 45 40 36 Sound power level H M L 60 55 51 Connecting pipe Gas side 15 9 Liquid side 9 5 Drain port 10 32 VP25 x IEC standard AS standard Twin type Indoor unit 1 SM804UT E Indoor unit 2 SM804UT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 21 48 19 69 Power consumption 4 49 Power factor 95 EER 3 12 Energy efficiency class B characteristics Heating Running current 21 20 19 43 P
116. nd insulation plate Insert one sid under cultural 5 rivet Sound insulation plate rolling out Part name PMV coil Procedure 1 Detachment 1 Carry out work of item 1 of 2 Turn the coil while pulling upward and then remove the coil from the PMV main unit 2 Attachment 1 Surely match the positioning projection of the coil with the concave part of PMV main unit and then fix it Remarks Concave part PMV main unit Positioning projection PMV coil Fan guard 1 Detachment 1 Carry out works of item 1 of 1 and work of 2 REQUIREMENT To prevent scratch on the product carry out the work on cardboard cloth etc 2 Remove the discharge port cabinet and then put on it so that the fan guard side directs downward 3 Remove the hooking claws 8 positions of the fan guard 2 Attachment 1 Push the hooking claws 8 positions with hands from the front side to fix the claws REQUIREMENT Check that all the hooking claws are fixed at the specified positions Fan guard Bell mouth Discharge port cabinet Hooking claw Wiring process Final check Sensor lead compressor case thermo lead PMV lead 1 Turn the remained length of lead bind it and then fix with bundling band 2 Fix the lead with bundling band so that it does not come to contact with earth screw 2 Fan motor lower lead 4 way valve lead 1 Fix them to terminal block
117. nd 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 L mode In heating operation the freeze preventive control Tcn works if 4 way valve is not exchanged and the Tc temperature when 5 following conditions are satisfied minutes elapsed after However the temperature for J zone dashing activation control is changed from 2 C to 5 C T Tc n 1 EES Tc temperature at start When or Q is established 5 minutes after time activation O Ten x Tc n 1 5 Ten lt Tc n 1 1 and Ten Ta lt 5 C 56 High temp release control Outline of specifications 1 The heating operation is performed as follows based on the detected temperature of Tc sensor or Tcj sensor 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 In N zone the commanded frequency is held When L zone is detected the commanded frequency is returned to the original value by approx 6Hz every 60 seconds Tc C Setup at shipment Tcj A M Control temp C B A NOTE When the operation has started or when Tc or Tcj 30 C at start of the operation or af
118. nditioner 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 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
119. ng heating operation the mode enters in AUTO Remarks HH gt L gt UL STOP operation is the cooling air discharge preventive control by Tc Tc Indoor heat exchanger sensor temperature Display AUTO Cool air discharge preventive control In heating operation the indoor fan is controlled based on the detected temperature of Tc sensor or Tcj sensor As shown below the upper limit of the 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 is shifted by 6 C Te Tej C 32 30 55 In D zone the priority is given to air speed selection setup of remote controller In A and B zones while thermo is ON PRE HEAT Heating ready is displayed Outline of specifications Remarks Freeze preventive control 1 The cooling operation including Dry operation is Tej Low temperature release performed as follows based on the detected Indoor heat exchanger temperature of Tc sensor or Tcj sensor sensor temperature 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 performed in J zone In K zone time counting is interrupted and the operation is held When 1 zone is detected the timer is cleared a
120. o that insulator materials of the foaming part and side plates are not chipped off Dr A AW 7 es we gy zy Heat exchanger dass 2 How to replace the parts Continued Work procedure Explanatory drawing Take off the pipe fixing bracket 1 and the drain shield plate Pipe fixing bracket 1 Drain shield plate Remove the left side plate Left side plate Remove the inner foaming plate and the insulator material 1 Pull off the insulator mate rial between the drain pan and the mounting plate 2 Take off the inner foaming which is fit into between the fan base and the drain pan Note Remove them carefully so that corners of the inner foaming part are not chipped off by being caught Remove the drain pan Note Remove the drain pan carefully so that the foaming part or drain socket part of the drain pan are not chipped off or damaged Drain pan 135 REQUIREMENT At the service replacing time of the fan motor the following tools are necessary Prepare them before the service work Necessary tools Plus screwdriver L shape hexagonal wrench For OM8mm Face to face 4mm ratchet wrench For 6mm nut Face to face 10mm monkey wrench spanner etc N CAUTION The weight of the fan motor which is mounted on this product is heavy Approx 20kg including peripheral parts Therefore perform the service work with g
121. o use the new pipes for the works The operating pressure of R410A is high 1 6 times of R22 and R407C If there is a scratch or dent on the pipe or thinner pipe is used the pressure strength is poor and may cause break age of the pipe at the worst Pipe diameter and thickness mm R410A Thickness R22 1 0 1 0 R407C In case that the pipe diameter is 212 7 mm or less and the thickness is less than 0 7 mm be sure to use the new pipes for works 3 The pipes are left as coming out or gas leaks Poor refrigerant There is possibility that rain water or air including moisture enters in the pipe 4 Refrigerant recovery is impossible Refrigerant recovery by the pump down operation on the existing air conditioner There is possibility that a large quantity of poor oil or moisture remains inside of the pipe 5 A dryer on the market is attached to the existing pipes There is possibility that copper green rust generated 6 Check the oil when the existing air conditioner was removed after refrigerant had been recovered In this case if the oil is judged as clearly different compared with normal oil The refrigerator oil is copper rust green There is possibility that moisture is mixed with the oil and rust generates inside of the pipe There is discolored oil a large quantity of the remains or bad smell A large quantity of sparkle remained wear out powder is observed in the refrigerator oil
122. of A and B normal YES Is there no disconnection or contact error of connector YES on harness from terminal block of indoor unit NO E YES NO Is group control operation NO Is power of all indoor units turned on YES Is Twin or Triple control YES Is there no contact error of indoor outdoor inter unit cable Signal line of the main unit E08 L03 L07 LO8 error E08 Duplicated indoor unit No L03 There are 2 or more master units in a group control Correct inter unit cable of remote controller Correct connection of connector Check circuit wiring Check power connection status of indoor unit Connect again Correct indoor outdoor inter unit cable Serial signal line Check indoor P C board MCC 1403 Defect Replace L07 There is 1 or more group address Individual in a group control L08 The indoor group address is unset 13 ADDRESS SETUP 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 YES of indoor unit set up z75 Set capacity data of indoor unit Setup item code DN 11 Check indoor P C boa
123. ol DIDI rccte Eau RE Fd o Des eds ewe ER E un DE hn eR OE VR RR 27 3 2 OUTdoOoF DIDIT ur nior ran sich du eher dd x RS E eB VR FREE vds dg aad E FR MR UR ERR Y 29 4 WIRING DIAGRAM naan nnnm nnn nnn nh nh enhn nana RENE REN 30 4 1 Indoor Unit RETRO IEIUNII ENEE ENEE KENE venit 20 4 2 Outdoor Unit annen KEE KEEKKEKEEN KEE suae EUR KEREN KEEER KEEN KEE EKEEER KEE KEE KKEER Kn 32 4 3 Fan Characteristics oocconnnonnncnnnccnnnnnnnnnanaronanrnanananaronarennna rana cnn nnmnnn ennn 33 5 SPECIFICATIONS OF ELECTRICAL PARTS ae eneen eenn 34 Del COOL UN GE EE 34 3 2 Outdoor H Tu EE 34 6 REFRIGERANT ROESER ENEE EES 35 6 1 Safety During Installation Servicing eese 35 6 2 Refrigerant Piping Installation eeeeeeeeeeeeeeeeerrnnnn 35 5 3 LE 39 6 4 Recharging of Refrigerant ueeeeeeeeeseeeennnnnn nnns 39 6 5 Brazing of Pipe civic 40 6 6 Instructions for Re use Piping of R22 or R407C s 42 6 7 Tolerance of Pipe Length and Pipe Head ss 46 6 8 Additional Refrigerant Amount eere nenne 48 6 9 Piping Materials and Sizes caca nana suu nan ara raa cuu rkk nana Rn o radiaci n 50 6 10 Branch Pipe senen 51 6 11 Distributor EE 51 7 INDOOR CONTROL CIRCUIT 2 aac nino o eonun nuni eue uu iuni
124. olled by AC current value detected by T02 on the outdoor P C board so that input current of the inverter does not exceed the specified value Objective model I1 value A 24 69 28 80 64 TD C Error stop P03 display with 4 times of error counts Frequency down Frequency holding Frequency slow up Up to command As command is Current A Frequency down I Hold 11 0 5 Normal operation 4 Outdoor fan control Allocations of fan tap revolutions rpm 1 Cooling fan control D The outdoor fan is controlled by TE TD and TO sensors and also revolution frequency of the opera tion The outdoor is controlled by every 1 tap of DC fan control 15 taps Only during 60 seconds after the operation has started the fan is fixed with the maximum fan tap which corresponds to the zone in the following table After then the fan is controlled by TE sensor temperature Considering a case that TE sensor has come out of the holder the fan is controlled so that revolution frequency of the fan increases regardless of TE if temperature of TD sensor has risen TE C 1 tap 20 seconds rpm hold 1 tap 20 seconds The operation frequency differs according to the model type Below 30Hz Above 30 Hz below 45 Hz Operation with WE TD C 85 80 Rp Operation with maximum tap in each zone 75 Usual fan control Above 45 Hz
125. olt 5 x 12 2 pcs 9 Remove screw of the condenser mounting band BT2T O4 x 6 1 pc 10 Remove the electrolytic condenser 11 Mount a new electrolytic condenser 143 Remarks Electric parts box A Terminal block Fuse Power supply crossover wire crossover wire Bundling band Condenser mounting band Hexagonal bolt Part name Replacement of electric parts IPDU P C board Procedure 1 Detachment 1 Carry out works of 1 of D and 2 Remove the lead wire connected to the terminal block IPDU crossover wire reactor lead wire 3 Remove the lead wire connected to the noise filter Fuse crossover wire power supply crossover wire 4 Close CDB part Tentative fixing with supporter 5 Remove the connector connected to CDB board Serial lower fan motor 4 way valve coil PMV coil compressor case thermostat temperature sensor IPDU crossover wire DC15V DC280V 6 Cut the bundling band which binds the serial lead wires 7 Remove the connector connected to IPDU P C board Power supply 8 Carry out works of 5 and 8 of 7 9 Remove screws to connect the electric parts box and screws of the terminal block mounting plate BT2T Q4 x 6 3 pcs 10 Pull up the electric parts box to separate the unit at CDB side 11 Remove the compressor lead wire 12 Remove IGPT fixing screws B O4 x 15 2 pcs 13 Remove screws which fix the P C board TT2P Q3 x 18
126. ommunication EEPROM TH sensor error 2 When outdoor service P C board was used model type selection was inappropriate 3 Other error Heat sink abnormal overheat gas leak 4 way valve inverse error was detected door unit Discharge temp error Outdoor Error was detected by discharge temp release control door unit High pressure system error Power supply voltage error Outdoor When case thermostat worked error was detected by high release control from indoor outdoor heat exchanger temp sensor Power supply voltage error door unit Outdoor fan error Outdoor Error Over current lock etc was detected on outdoor fan drive circuit door unit Inverter Idc operation Outdoor Short circuited protective operation of compressor drive circuit element G Tr IGBT worked door unit Position detection error Outdoor Position detection error of compressor motor was detected No remote controller master unit Remote controller communication error Remote controller Signal was not received from indoor unit Main remote controller was not set including 2 remote controllers Remote controller send error Remote controller Signal cannot be sent to indoor unit Regular communication error between indoor and remote controller ndoor No communication from remote controller and network adapter Indoor Outdoor se
127. on detects P31 error and then the unit stops There is no display of the check code or alarm history of the remote controller In this model the mode enters in automatic address set mode when the master unit detected L03 L07 or L08 error 81 Temperature sensor Temperature Resistance value characteristic table TA TC TCJ TE TS TO sensors TD TL sensors Representative value Representative value Temperature Resistance value kQ Temperature Resistance value kQ C Minimum value Standard value Maximum value C Minimum value Standard value Maximum value TA TC TCJ TE TS TO sensors Resistance kQ 0 10 20 30 40 50 60 70 80 90 100 Temperature C TD TL sensors 200 5 0 D i 5 150 5 Oo Oo G 8 100 E i g o o o O E 50 o 5 y oO d 0 0 10 20 30 40 50 60 70 80 90 100 Temperature C As TH sensor Outdoor unit heat sink temp sensor is incorporated in the outdoor control P C board the resistance value cannot be measured eno 10 OUTDOOR UNIT TROUBLESHOOTING 10 1 Summary of Troubleshooting Wired remote controller type gt 1 Before troubleshooting 1 Required tools instruments 4 and screwdrivers spanners radio cutting pliers nippers push pins for reset switch Tester thermometer pres
128. on mode selecting command from the remote controller the operation mode is selected Remote controller Control outline command Air conditioner stops Fan operation Cooling operation Heating operation COOL HEAT operation mode is automatically selected by Ta Ts and To for operation The operation is performed as shown in the following figure according to Ta value at the first time only In the range of Ts Ol 1 lt Ta lt Ts 1 Cooling thermo OFF Fan Setup air volume operation continues Cooling operation MV 1 0 Tl T Cooling thermo OFF Fan C Ts a F Setup air volume 1 0 hi Heating Hil operation e Q is corrected according to the outside temperature Outside temp Correction value a No To To 24 C 24 gt To 18 C To lt 18 C To error 53 Ta Room temp Ts Setup temp To Outside temp Room temp control Outline of specifications 1 Adjustment range Remote controller setup temperature C rc al COOL HEAT AUTO Wired type 18 to 29 18 to 29 18 to 29 Wireless type 18 to 30 16 to 30 17 to 27 2 Using the Item code 06 the setup temperature in heating operation can be corrected etn Ja Ya Ya 5 Setting at shipment Setup data 2 Remarks Shift of suction tempera ture in heating operation Automatic capacity control GA control 1 Based on the difference between Ta and
129. oor Indoor fan error Over current Lock etc was detected Oo e O CO oo Xx X x x x x x x e e e oo ooo Other indoor unit error Indoor Other indoor under condition of warning in group E03 L07 L03 L08 warning Sub remote controller error in a group By unit with warning No Error in indoor group Network adapter Details of remote controller are displayed with unit No Only central control side is displayed Network adapter Communication error of central control system signal LAN ear Center s not displayed on the remote controller Network adapter LAN system communication error Center Duplicated indoor address of central control system communication There are multiple communication adapters Network adapter There are multiple communication adapters on remote controller communication line Error mode detected by indoor unit Operation of diagnostic function Cause of operation No communication from remote controller including wireless and communication adapter Status of air conditioner Stop Automatic reset Condition Displayed when error is detected Judgment and measures Check cables of remote controller and communication adapters Remote controller LCD display OFF Disconnection Central remote controller 97 check code The serial signal is not output from outdoor unit to indoor unit Miswiring of inter unit wire
130. or 1 1 Individual 2 Twin 1 1 Master Header 1 2 Sub Follower Master Header Remote controller 3 Triple 1 1 Master Header 1 2 1 3 Sub Follower Sub Follower 128 4 Single group operation Each indoor unit controls the outdoor unit individually 8 1 Sub Header 5 Multiple groups operation Manual address setting 2 1 1 1 1 2 3 1 3 2 3 3 Sub Header Sub Header Sub Follower Master Header Sub Follower Sub Follower Header unit The header unit receives the indoor unit data thermo status of the follower Without identical line address 8 indoor outdoor serial and then finally controls the outdoor compressor matching with its own thermo status The header unit sends this command information to the follower unit Follower unit The follower unit receives the indoor unit data from the header With identical line address 8 indoor outdoor serial and then performs the thermo operation synchronized with the header unit The follower unit sends own thermo ON OFF demand to the header unit Example No 1 1 header unit sends receives signal to from No 1 2 and No 1 3 follower units It is not influenced by the line 2 or 3 address indoor unit 129 13 2 2 Automatic Address Example from Unset Address No miswiring 1 Standard One outdoor unit 1 Single 2 Twin 3 Triple 1 2 1 3 1 1 14 Sub Follower Sub Follower Only turning
131. or Suction sensor TS error Discharge sensor TD error Thermostat for compressor activated Outdoor temperature sensor TO error DC outdoor fan error Upper side DC outdoor fan error Lower side Communication error between IPDU Abnormal stop 0o O0 000060 09060 Comp case thermo operate Serial signal error Discharge temp error EEPROM error Communication error between IPDU No abnormal stop o Mai G Tr short circuit protection Detect circuit error O eo O0 Oo OIO Oo Oe oe Current sensor error Comp lock error oe Comp break down High pressure release operation oe Cent AA O O0 0 Ee OCO OO eee O0 O 0 0 oee oc ee ee ee TH sensor error 94 10 2 5 Diagnostic Procedure for Each Check Code Indoor Unit Check code E01 error NO Is inter unit cable of A and B normal YES Is there no disconnection or YES Correct inter unit cable of remote controller contact error of connector on harness from terminal block of indoor unit NO NO Is group control operation YES i NO Is power of all indoor units turned on YES gt NO Correct connection of connector Check circuit wiring Check power connection of indoor unit Turn on power again Is power supplied to remote controller AB
132. or Td sensor 50 kQ at 25 C Fuse Switching power Protect T3 15 A AC 250 V Fuse Inverter input Current protect 50 A AC 250 V 4 way valve solenoid coil STF 01AJ502EJ AC 220 240 V Compressor thermo Protection US 622 OFF 125 4 C ON 90 5 C Coil Pulse Motor Valve UKV 25D100 34 6 REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC R410A which does not damage the ozone layer The working pressure of the new refrigerant R410A is 1 6 times higher than conventional refrigerant R22 The refrigerating oil is also changed in accordance with change of refrigerant so be careful that water dust and existing refrigerant or refrigerating oil are not entered in the refrigerant cycle of the air conditioner using the new refrigerant during installation work or servicing time The next section describes the precautions for air conditioner using the new refrigerant Conforming to contents of the next section together with the general cautions included in this manual perform the correct and safe work 6 1 Safety During Installation Servicing As R410A s pressure is about 1 6 times higher than that of R22 improper installation servicing may cause a serious trouble By using tools and materials exclusive for R410A it is necessary to carry out installation servicing safely while taking the following precautions into consideration
133. or less 3 Be certain to install Units A and B and C in the same room Units A B and C cannot be operated independently each other 47 6 8 Additional Refrigerant Amount B Twin system Formula for Calculating Additional Refrigerant Amount gt Do not remove the refrigerant even if the additional refrigerant amount becomes minus result as a result of calculations by the following formula and operate the air conditioner as it is Additional refrigerant amount kg Main piping additional refrigerant amount kg Branch piping additional refrigerant amount kg Qx L 18 Yx a b 4 Additional refrigerant amount per meter of actual main piping length kg Y Additional refrigerant amount per meter of actual branch piping length kg L Actual length of main piping m a b Actual length of branch piping m Standard piping length Connecting pipe diameter Additional refrigerant amount per Meter kg m Main piping Branch piping Indoor unit A Indoor unit B gf m A jan f Distributor b a Branch pipe Branch pipe TOSHIBA L Main pipe Outdoor unit k Ax CAUTION 1 Be certain to wire the additional refrigerant amount pipe length actual length head and other specification on the nameplate put on the outdoor unit for recording 2 Seal the correct amount of additional refrigerant in the system 48 B Triple system
134. ot be operated on the remote controller Central 4 Mode selection cannot be operated on the remote controller n 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 Display at remote control ler side No display Central 43 goes on Central 43 goes on Central 3 goes on Central 42 goes on Save operation SAVE Turn on button on the remote controller During operation of save operation CE lights on the wired remote controller During save operation the current release control is performed with the restriction ratio set in EEPROM on the outdoor unit The restriction ratio can be set by keeping CE button pushed for 4 seconds or more on the remote controller When validating the save operation the next operation starts with save operation valid because contents are held even when operation stops operation mode changes or power supply is reset The restriction ratio can be set by changing the setup data of ltem code DN C2 in the range of 50 to 100 every 1 Setting at shipment 75 58 Operation and display also are unavailable on the wired remote controller RBC AMTS1E and before Carry out setting operation during stop of the unit otherwise the unit stops o
135. ot connected Replace IPDU YES NO Check defective rear short of compressor Is compressor normal Defect Replace YES Check IPDU Defect Replace 104 P29 error Are connections of cable connector normal YES NO YES YES NO Is not winding shorted Is resistance between windings 0 6 to 1 20 NO YES Is not winding opened NO Check and correct circuit cabling such as cabling to compressor YES Sree EDU Ee board Compressor error Replace Defect gt Replace F06 error Are connections of TE TS sensor jos Correct connection of connector connectors of CDB CN604 CN605 normal YES NE NO Are characteristics of TE TS sensor Replace TE and TS sensors resistance values normal j YES Check CDB Refer to relational graph of temperature sensor resistance value and temperature Characteristics 3 Defect gt Replace P04 error NO Is connection of TD sensor connector of CDB CN600 normal Correct connection of connector YES m NO Are characteristics of TD sensor Replace TD sensor resistance value normal YES Check control P C board Refer to relational graph of temperature sensor resistance value and temperature Characteristics 4 Defect Replace 105 F08 error NO Correct
136. ower consumption 4 43 Power factor 95 COP Energy efficiency class A Fan Turbo fan Fan unit Standard air flow H M L 20 5 16 0 13 5 Motor 20 Sound pressure level 35 31 28 Sound power level Outdoor unit 50 46 43 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant pipe Max total length 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 15 9 pipe Liquid side Main 9 5 Sub 9 5 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 11 68 70 IEC standard Triple type Indoor unit 1 SM564UT E Indoor unit 2 SM564UT E Indoor unit 3 SM564UT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 21 48 19 69 Power consumption 4 49 Power factor 95 EER Energy efficiency class B characteristics Heating Running current 21 20 19 43 Power consumption 4 43 Power factor 95
137. ower factor 95 COP Energy efficiency class Fan Centrifugal fan Fan unit Standard air flow H M L 13 0 11 2 10 0 Motor 60 Sound pressure level 36 33 30 Sound power level Outdoor unit 51 48 45 Power supply 1 phase 230V 220 240V 50Hz Standard length 7 5 Min length 5 Refrigerant Max total length pipe 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 12 7 pipe Liquid side Main 9 5 Sub 6 4 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 16 68 70 IEC standard 1 1 5 High Wall Type Twin type Indoor unit 1 SM802KRT E Indoor unit 2 SM802KRT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 24 40 22 37 Power consumption 5 10 Power factor 95 EER Energy efficiency class characteristics Heating Running current 23 83 21 84 Power consumption 4 98 Power factor 95 COP Energy efficiency class Fan
138. ower factor 95 COP 3 41 Energy efficiency class Fan Centrifugal fan Standard air flow H M L 13 0 11 9 9 8 Fan unit Motor 120 External static pressure Factory setting 40 External static pressure 20 40 70 100 Sound pressure level H M L 40 37 33 Sound power level H M L Outdoor unit 55 52 48 Power supply 1 phase 230V 220 240V 50Hz Standard length 1 5 Min length 5 Refrigerant Max total length pipe 50 Height difference Outdoor lower 30 Outdoor higher 30 Fan Propeller fan Fan unit Standard air flow volume 103 Motor 100 100 Gas side Connecting Main 15 9 Sub 12 7 pipe Liquid side Main 9 5 Sub 6 4 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 14 68 70 IEC standard 1 1 4 Under Ceiling Type Twin type Indoor unit 1 SM802CT E Indoor unit 2 SM802CT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity Indoor unit 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Electrical Running current 23 88 21 89 Power consumption 4 99 Power factor 95 EER Energy efficiency class characteristics Heating Running current
139. p Automatic reset Displayed when error is detected Check 4 way valve Check 2 way valve and check valve Check indoor heat exchanger TC TCJ Check indoor P C board Own unit stops while warning is output to other indoor units Stop Follower unit Automatic reset Displayed when error is detected Judge follower unit while master unit is E03 L03 L07 or L08 Check indoor P C board Coming off disconnection or short of indoor heat exchanger temp sensor TCJ Stop Automatic reset Displayed when error is detected Check indoor heat exchanger temp sensor TCJ Check indoor P C board Coming off disconnection or short of indoor heat exchanger temp sensor TO Stop Automatic reset Displayed when error is detected Check indoor heat exchanger temp sensor TC Check indoor P C board Coming off disconnection or short of indoor heat exchanger temp sensor TA Stop Automatic reset Displayed when error is detected Check indoor heat exchanger temp sensor TA Check indoor P C board Indoor EEPROM error EEPROM access error Stop Automatic reset Displayed when error is detected Check indoor EEPROM including socket insertion Check indoor P C board Communication error between indoor MCU Communication error between fan driving MCU and main MCU Stop Automatic reset Displayed when error is det
140. p addresses are different from those before Indoor unit capacity replacement the auto address setting mode starts and the manual resetting may be required again when the multiple units group operation including twin system Contents System address Indoor unit address Group address 2 P C Board for indoor unit servicing replacement procedures Step 1 Replace the P C board to the P C board for indoor unit servicing On the new P C board set the same setting of the jumper wire and setting of shortcut connection connec tor as those of the P C 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 0 standalone are automatically set 2 Push C5 amp and 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 operation including twin system Turn on the indoor unit s with its P C board replaced to the P C board for indoor unit servicing accord ing 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 re
141. p s power switch Then evacuating the refrigerant in the cycle 1 Never charge refrigerant exceeding the specified amount 2 If the specified amount of refrigerant cannot be charged charge refrigerant bit by bit in COOL mode 3 Do not carry out additional charging When additional charging is carried out if refrigerant leaks the refrigerant composition changes in the refrigeration cycle that is characteristics of the air conditioner changes refrigerant exceeding the specified amount is charged and working pressure in the refrigeration cycle becomes abnormally high pressure and may cause a rupture or personal injury INDOOR unit Liquid side OUTDOOR unit Opened Gas side Refrigerant cylinder With siphon pipe Check valve Closed O Oh W Open Close valve for charging Service port Electronic balance for refrigerant charging Fig 6 4 1 Configuration of refrigerant charging 39 2 When using a cylinder equipped with a siphon 1 Be sure to make setting so that liquid can be charged liquid can be charged without turning it upside down It is necessary for charging refrigerant under condition of liquid because R410A is mixed type of refrigerant Accordingly when charging refrigerant from the refrigerant cylinder to the equipment charge it turning the cylinder upside down if cylinder is not equipped with siphon Cylinder with siphon Gauge man
142. peration For the setup operation refer to How to set up contents of save operation of Installation Manual The setting of the save operation differs according to combination of the outdoor units to be connected Although the setting value of the remote controller varies on the display the real operation of the air conditioner itself is Fixed with 75 7 3 Optional Connector Specifications of Indoor P C Board Function Ventilation output Connector No Specifications DC12V Output Open collector Remarks Setting at shipment Interlock of ON by indoor unit operation with OFF by stop operation The single operation setting by FAN button on the remote controller is performed on the remote controller DN 31 0000 0001 Option output DC12V Defrost output Open collector ON when outdoor unit is defrosted Thermostat ON output Open collector ON when real thermostat is on Compressor ON Cooling output Open collector ON when operation mode is cooling system COOL DRY Cooling Heating automatic cooling Heating output Open collector ON when operation mode is heating system HEAT Cooling Heating automatic heating Fan output Open collector ON when indoor fan is on When air cleaner is used OFF while clean operation is performed Outside error input DC12V NC Outside error input Generate the warning code
143. perature and room temperature SW801 No 5 44 6 6 7 Recovery Method of Refrigerant RAV SP1404AT Z ZG E Use the refrigerant recovery switch SW801 on the P C board of the outdoor unit to recover refriger ant when the indoor unit or outdoor unit is moved Procedure 1 Turn on the power of the air conditioner 2 Select the FAN mode for indoor unit operation with the remote controller 3 Set SW804 on the P C board of the outdoor unit to all OFF and then push SW801 for one second or more The air conditioner enters the forced cooling mode for up to 10 minutes Operation or handling the valve to recover refrigerant during this time period 4 Upon completion of refrigerant recovery close the valve and push SW801 for at least one second to stop operation 5 Turn off the power Refrigerant recovery switch SW801 RAV SM1603AT Z ZG E Use the refrigerant recovery switch SW802 on the P C board of the outdoor unit to recover refriger ant when the indoor unit or outdoor unit is moved Procedure 1 Turn on the power of the air conditioner 2 Select the FAN mode for indoor unit operation with the remote controller 3 Press the refrigerant recovery switch SW802 on the P C board of the outdoor unit to drive the air conditioner into the forced cooling mode for up to 10 minutes Open the val
144. pipe Use a flare nut attached to the main unit for the indoor outdoor units Do not use the flare nut of the existing pipe Re machine the flare machining size to size for R410A m In case that the gas pipe O19 mm is used for the Piping necessary to change the flare nut outdoor unit of SM803 3 HP or higher machining size due to pipe compression Gas pipe size of our R410A model 3 to 6 HP is 215 9 mm 1 Flare nut width H Turn the existing pipe switch on the cycle control P C board of the outdoor unit to ON side f 29 5 17 mm At shipment from factory OFF ON for existing pipe Refer to the table below Be sure to set the contents For R410A in the table below in order to restrict the refrigerating cycle pressure of the equipment in the pipe standard For R22 Same as above Existing pipe SW 4 5 HP Bit 3 of SW802 gt ON GER 6 HP Bit 5 of SW801 ON For R410A For R22 Becomes large a little for R410A EEN dry Refrigerant charge Do not apply the refrigerator oil to the flare surface Trial run 43 6 6 6 Handling of Existing Pipe When using the existing pipe carefully check it for the following Wall thickness within the specified range Scratches and dents Water oil dirt or dust in the pipe Flare looseness and leakage from welds Deterioration of copper pipe and heat insulator Cautions for using existing pipe Do not reuse the flare to prevent
145. r E08 Duplicated indoor unit No L03 There are 2 or more master units in a group control LO7 There is 1 or more group address Individual in a group control L08 The indoor group address is unset 13 ADDRESS SETUP 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 97 LO9 error Set capacity data of indoor unit Is not yet capacity setting YES of indoor unit set up Check indoor P C board Defect Replace L20 error Are wiring connections NO Setup item code DN 11 to communication lines X and Y normal Is the central controller NO Correct wiring connection Check indoor P C board 98 displayed YES Is the indoor remote controller L20 displayed YES YES Defect Replace Is not the multiple same central control system addresses connected NO Check central controller including network adapter Defect Replace L30 error Correct central control system address Check indoor P C board Are outside devices of connector CN80 connected YES Defect Replace Check outside devices Do outside devices normally work YES Check ca
146. r by turning on the stopped compressor instead of a case heater It purposes to prevent slackness of the refrigerant inside of the compressor 2 As usual turn on power of the compressor for the specified time before a test run after installation otherwise a trouble of the compressor may be caused As same as a test run it is recommended to turn on power of the compressor beforehand when starting operation after power of the compressor has been interrupted for a long time 3 A judgment for electricity is performed by TD and TO sensors If TO sensor is defective a backup control is automatically performed by TE sensor For a case of defective TO sensor judge it with the outdoor LED display 4 The power is turned off when TD is 30 C or more In trouble of TO sensor TO C TE C 18 No power ON 20 No power ON Power ON condition 15 18 TD lt 30 C 1 Continuous ON L 12 Continuous ON L 8 4 72 10 4 7 Continuous ON M Continuous ON M TO sensor is read in once per 15 minutes REQUIREMENT sms L 30W and equivalent While heating the coil the power sound may be M 40W and equivalent heard However it is not a trouble 66 6 Short intermittent operation preventive control 1 For 3 to 10 minutes after operation start in some cases the compressor does not stop to protect the compressor even if receiving the thermostat OFF signal from indoor However it is not abnormal st
147. r indoor unit error Follower unit in group cannot operate by warning from E03 L03 L07 L08 of master unit 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 Remote controller detected Check code indication Wired remote controller Representative defective position No master remote controller Remote controller communication Receive error Explanation of error contents Signal cannot be received from indoor unit Master remote controller was not set including 2 remote controllers OOX X X Ox X X X X OOO O OOJO O X XXXXXxXxxXxXxxXxxXxxXxx X xxx Air conditioner operation Automatic reset Operation continuation Remote controller communication Send error Signal cannot be sent to indoor unit Duplicated master remote controller Central control devices detected Check code indication TCC LINK central Representative defective position Central control system communication send error In 2 remote controller control both were set as master Indoor master unit stops warning and follower unit continues operation Explanation of error contents Signal sending operation of central control system is impossible There are multiple same central devices AI NET Air conditioner operation Automatic reset Operation continua
148. rd MCC 1403 Defect Replace L20 error Are wiring connections NO to communication lines U3 and U4 normal Correct wiring connection Is not the multiple same central YES control system addresses connected NO Check central controller including network adapter and indoor P C board MCC 1403 Defect Replace L30 error Correct central control system address Check indoor P C board MCC 1403 Are outside devices of connector CN80 connected YES NO Do outside devices normally work YES Check cause of operation P30 error Central controller Defect Replace Check outside devices Defect Replace NO Is group operation carried out YES Is there check code NO on sub remote controller in main and sub remote controllers Check corresponding indoor unit outdoor unit 76 Check indoor P C board MCC 1403 Defect Replace P10 error Is connection of float switch connector NO Correct connection Indoor control board CN34 normal Does float switch work YES Is circuit wiring normal of connector YES NO Check and correct wiring and wire circuit Does drain pump work YES YES Y Check the drain pipe etc Is power of drain pump turn
149. re 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 mandatory items Compulsory items to do The sentences near an illustrated mark describe the concrete mandatory contents Indicates cautions Including danger warning The sentences or illustration near or in an illustrated mark describe the concrete cautious contents Confirmation of warning label on the main unit Confirm that labels are indicated on the specified positions Refer to the Parts disassembly diagram Outdoor unit If removing the label during parts replace stick it as the original Turn OFF the breaker before removing the front panel and cabinet otherwise an electric shock is caused by high voltage resulted in a death or injury During operation a high voltage with 400V or higher of circuit at secondary circuit of the high voltage transformer is applied If touching a high voltage with the naked hands or body an electric shock is caused even if using an Turn off breaker electric insulator For details refer to the electric wiring diagram When removing the front panel or cabinet execute short circuit and discharge between high voltage capacitor terminals Execute discharge If discharge is not executed an electric shock is caused by high voltage resulted i
150. reat care otherwise an excessive work may cause backache Necessarily put gloves when starting the work Working with the naked hands may cause injury on the hands When taking out the fan motor from the main unit and put it tentatively in the ceiling and others set it at a place durable the motor weight otherwise a fall may be caused 3 Decomposition drawing for the parts replacement of fan motor 4 How to replace the parts Work procedure Explanatory drawing Remove the electric parts cover and then remove 9P connector of the motor lead wire which is connected inside of the electric parts box S gs 9P connector Ss Note ls 1 Do not remove other cords than 9P connector from the terminal block 2 Keep the electric parts cover in the empty space Electric parts cover 136 4 How to replace the parts Continued Work procedure Explanatory drawing Remove the electric parts box Note When keeping the electric parts box be sure not to damage or take off the sensor lead wire connected to the main unit Remove the right side plates 1 and 2 1 First remove the right side plate 2 and then the right side plate 1 Note After removing the right side plate 1 do not tear or put out the bushing when pulling off the motor lead wire through bushing Right side plate 2 Right side plate 1 Motor lead wire Remove the fan case Side face and the mounting
151. rial error ndoor Serial communication error between indoor and outdoor oe Duplicated indoor addresses ndoor Same address as yours was detected Duplicated main remote controllers Remote controller In 2 remote controller control both were set as master i Indoor master unit stops warning and follower unit continues operation Communication error between CPU ndoor MCU communication error between main motor and micro computer Regular communication error between master and follower indoor units ndoor Regular communication was impossible between master and follower indoor units Communication between twin master Main unit and follower sub unit was impossible Duplicated indoor master units ndoor There are multiple master units in a group ndoor When even one group connection indoor unit exists in individual indoor unit There is group cable in individual indoor unit lt gt Unset indoor group address ndoor Indoor address group was unset Unset indoor capacity ndoor Capacity of indoor unit was unset Outside error input to indoor unit Interlock ndoor Abnormal stop by CN80 outside error input o OOOOO0 0e e eo ee Phase order error and others Outdoor Phase order of 3 phases power supply is abnormal Thermo OFF operation continues and others e OO eee 66 6 666
152. ring between IPDU and CDB correct CNO06 lt gt CN800 NO YES NO Is case thermo CN500 connected YES YES Does case thermo operate NO Check indoor P C board Defect gt Replace 96 Replace IPDU Replace IPDU Correct connection of connector Correct connection of connector Check Correct charged refrigerant amount E10 error YES Check power supply voltage Is there no disorder of power supply Correct lines Check and eliminate noise etc NO Check indoor control P C board Defect Replace E18 error Is inter unit cable of A and B normal YES Is there no disconnection or contact error of connector on harness from terminal block of indoor unit Is group control operation YES Is power of all indoor units turned on YES Is Twin or Triple control YES NO Correct inter unit cable of remote controller YES Correct connection of connector Check circuit wiring NO Check power connection status of indoor unit Connect again Is there no contact error of indoor outdoor inter unit cable Signal line of the main unit YES Correct indoor outdoor inter unit cable Serial signal line Check indoor P C board Defect gt Replace E08 L03 L07 LO8 erro
153. rol 2 Sub unit in group control Master unit 2 1 The representative of multiple indoor units in group operation sends receives signals to from Sub unit 2 the remote controllers and sub 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 Indoor units other than master unit in group operation Basically sub units do not send receive signals to from the remote controllers Except errors and response to demand of service data Header unit Representative unit Master Twin This unit communicates with the indoor unit follower which serial communicates with the outdoor units and sends receives signal Command from compressor to from the outdoor units as the representative of the cycle control in the indoor units of the identical line address within the minimum unit which configures one of the refrigerating cycles of Twin Follower unit Subordinate unit Sub Twin Indoor units excluding the header unit in Twin This unit communicates with Header indoor unit in the identical line address and performs control synchronized with Header indoor unit This unit does not perform the signal send receive operation with the outdoor units No judgment for serial signal error 13 2 1 System Configuration 1 Single Outdoor Indo
154. roller 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 trouble occurred check the parts along with the following procedure Trouble 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 69 9 2 Troubleshooting 9 2 1 Check Code List Indoor Indoor unit detected Check code indication TCC LINK central amp Wired remote controller Representative defective position Regular communication error between indoor and remote controller Explanation of error contents No communication from remote controller and network adapter Also no communication from central control system Air conditioner operation Automatic reset Operation continuation x Indoor Outdoor serial error There is error on serial communication between indoor and outdoor units Duplicated indoor addresses Same address as yours was detected Communication error between indoor MCU MCU communication error between main motor and micro computer Regular communication error between indoor mas
155. roup address Individual Follower unit in group 0001 Master unit in group 0099 Undecided In automatic cooling heating temp width of cool gt heat heat gt cool mode selection control point 0 deg to 0010 10 deg Cool heat are reversed with Data value 2 against the set temperature 8 deg Ts 1 5 Automatic reset of power failure 0000 None 0001 Provided None Selection of option error input CN70 0000 0002 Filter input Humidifier input 0001 Alarm input Air cleaner etc Humidifier Selection of thermostat output T100 0000 0001 Indoor thermostat ON ON receiving output of outdoor compressor Thermostat ON Fan Single operation 0000 Impossible 0001 Possible Impossible Sensor selection 0000 Body TA sensor 0001 Remote controller sensor Body sensor Humidifier control Drain pump control This function is not provided 0000 0001 0002 0003 No control Humidifier Vaporizing type Pump ON Humidifier Supersonic type Pump ON when specified time elapsed Humidifier Natural drain type Pump OFF Humidifier ON Pump OFF Timer setting Wired remote controller 0000 Operable 0001 Operation prohibited 0000 Operable Current demand X to outdoor unit 0050 50 to 0100 100 0075 75 Existence of remote controller save function 0000 Invalid Impo
156. rrent 22 8 Appearance Main unit Zinc hot dipping steel plate 380 1050 600 57 Finned tube Outer Main unit dimension Total weight Main unit Heat exchanger Fan Centrifugal fan Standard air flow at 100Pa HH tap m3 min 55 Fan unit Fan speed 2 Motor 600 External static pressure Standard at HH tap 100 Range at HH tap 50 250 Air filter None Arranged locally Remote controller 49 64 Controller sold separately Sound pressure level H Sound power level H Gas side Connecting pipe Liquid side Drain port IEC standard AS standard 1 1 2 4 way Air Discharge Cassette Type Single type gt Indoor unit Model SM1604UT E Outdoor unit SM1603AT Z ZG E Cooling capacity 14 0 Heating capacity 16 0 Power supply 1 phase 230V 220 240V 50Hz Cooling Running current 21 38 19 69 Power consumption 4 49 Power factor 95 EER 3 12 Energy efficiency class B Energy rating Electrical characteristics Heating Running current 21 20 19 43 Power consumption 4 43 Power factor 95 COP 3 61 Energy efficiency class A Energy rating Maximum current 29 7 Main unit Zinc hot dipping steel plate Appeara
157. s 4 x 10 5 pcs Attachment 1 Attach the top plate Hexagonal screws 04 x 10 5 pcs 2 Connect the power supply cable and the indoor outdoor connecting wire to the terminal and then fix them with the cord clamp REQUIREMENT For the power supply cable and the indoor outdoor connecting wire be sure fix them using the bundling band procured locally along the crossover pipe so that they do not come to contact with the compressor valve at gas side pipe at gas side and discharge pipe 3 Attach the front panel Hexagonal screws Y4 x 10 2 pcs Remarks Front panel Top plate EN SC Lef Em Air outlet cabinet Detachment 1 Carry out work of 1 of 2 Remove screws for the air outlet cabinet and the partition board ST1T 4 x 8 4 pcs 3 Remove screws for the air outlet cabinet and the bottom plate Hexagonal screws 24 x 10 2 pcs 4 Remove screws for the air outlet cabinet and the motor base ST1T O4 x 8 2 pcs 5 Remove screw for the air outlet cabinet and the heat exchanger ST1T 4 x 8 1 pc 6 Remove screws for the air outlet cabinet and the fin guard Hexagonal screws O4 x 10 2 pcs 7 Remove screws for the air outlet cabinet and the reactor assembly ST1T O4 x 8 2 pcs Heat exchanger Partition plate Reactor assembly Air outlet cabinet Motor base Side cabinet Detachment 1 Carry out work of 1 of T 2 Remove the screws which fix th
158. s aimed as the target in both cooling and heating operations 5 When the cycle excessively rose in both cooling and heating operations PMV is controlled by TD sensor The aimed value is usually 92 C for SM160 in both cooling and heating operations REQUIREMENT A sensor trouble may cause a liquid back flow or abnormal overheat resulting in excessive shortening of the compressor life In a case of trouble on the compressor be sure to check there is no error in the resistance value an the refrigerating cycle of each sensor after repair and then start the operation 2 Discharge temperature release control 1 This function controls the operation frequency that 2 is lowers the operation frequency when the discharge temperature has not lower or the discharge temperature has rapidly risen during PMV control It subdivides the frequency control up to a unit of 0 6 Hz to stabilize the cycle When the discharge temperature is detected in an abnormal stop zone the unit stops the compres sor and restarts after 2 minutes 30 seconds The error counter is cleared when it has continued the operation for 10 minutes If the abnormal stop zone has been detected by 4 times without clearing of counter an error PO3 is displayed The cause is considered as excessively little amount of refrigerant defective PMV or clogging of cycle ENEN 3 Current release control The output frequency and the output voltage are contr
159. s control corrects the current release control value I1 of item 3 by TO sensor value 3 The correction amount is based on the following control diagram and correction amount table TO C Correction amount Remains as I1 67 10 Defrost control O In heating operation defrost operation is performed when TE sensor temperature satisfies any condition in A zone to D zone The defrost operation is immediately finished if TE sensor temperature has become 12 C or more or it also is finished when condition of 7 C lt TE lt 12 C has continued for 1 minute The defrost operation is also finished when defrost operation has continued for 10 minutes even if TE sensor temperature has become 7 C or lower After defrost operation has finished the compressor and the outdoor fan start heating operation after stopped for approx 50 seconds Start of heating operation Dm The minimum TE value between 10 and 15 minutes after heating operation has started is stored in memory as TEO Defrost operation is performed in this zone when TEO TE 2 3 continued for T seconds Defrost operation is performed in this zone when TEO TE 2 3 continued for T seconds Defrost operation is performed when this zone continued for T seconds Defrost operation is performed when this zone continued for T seconds 68 9 INDOOR UNIT TROUBLESHOOTING 9 1 Summary of Troubleshoo
160. s to ten odd seconds If the combined outdoor unit is one before 2 or 3 series the outdoor unit data 6D 70 72 and 73 are not displayed 1205 B Calling of error history Contents The error contents in the past can be called lt Procedure gt 1 Push C buttons simultaneously for 4 seconds or more to call the service check mode TIMER SET Service Check goes on the item code 01 is displayed and RT then the content of the latest alarm is displayed The number HE us e C8 E and error contents of the indoor unit in which an error occurred Do OO Ce es are displayed 2 In order to monitor another error history push the set temperature v CA buttons to change the error 2 3 1 history No Item code Item code Z Latest gt Item code E Old Operation procedure gt NOTE 4 error histories are stored in memory 1 2 3 TEST 3 Pushing button returns the display to usual display Returned to usual display REQUIREMENT CL Do not push CO button otherwise all 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 System example gt 1 OUT prf Max 8
161. setting etc Perform the steps 1 and 2 above again Step 5 Change the CODE No DN to Z by pushing Cw CA 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 If the data is the same proceed to next step Step 7 Change the CODE No DN by pushing Cw CA 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 TEST Step9 After the setting completes push A button to return to the normal stop status It takes approx 1 min until the remote control Fig 1 RBC AMT32E operation is available again The CODE No DN are ranged from Z to FF The CODE No DN is not limited to be serial No TEE Even after modifying the data wrongly and pushing C button OE DI itis possible to return to the data before modification by pushing O button if the CODE No DN is not changed E TEMP edi Table 1 Setting data Factory set value Filter sign lighting time Depending on Type Filter pollution leve 0000 standard Central control address 0099 Not
162. side I Outer diameter 49 5 Outer diameter 215 9 Y Heating Y To outdoor unit Cooling To outdoor unit Twin type Combination of two indoor units and one outdoor unit Kee Ee EE e ete Baste eS ee me iS Strainer trainer incorporated TCJ sensor incorporated TCJ sensor EE Wi Indoor A unit Distributor Indoor B unit U U L L han IS Air heat DH WER GE Air heat oA Y exchanger Y exchanger 1 TC sensor d e TC sensor d p Refrigerant pipe Refrigerant pipe at liquid side at gas side Outer diameter OG A Outer diameter 212 7 Branch pipe e Y Refrigerant pipeat liquid side Refrigerant pipeat gas side Outer diameter 29 5 Outer diameter 215 9 Heating To outdoor unit Cooling To outdoor unit Refrigerant pipe Refrigerant pipe at liquid side at gas side Outer diameter 06 4 Outer diameter 012 7 Triple type Combination of three indoor units and one outdoor unit gt H Ce dc C NEE M rec CC EE EE CM NE Indoor A unit Indoor B unit Indoor C unit Distributor Distributor Distributor Strainer TCJ sensor Strainer TCJ sensor Strainer TCJ sensor Teu cem incorporated incorporated fr HORN CENE PENA Air heat exchanger inu Air heat i exchanger re sensor gi ez m Air heat T i I exchanger T TC sensor W ae H c see A Refrigerant pipe Refrigerant pipe Refrigerant
163. ssary to choose adequate materials Thicknesses of copper pipes used with R410A are as shown in Table 6 2 1 Never use copper pipes thinner than 0 8mm even when it is avail able on the market NOTE Refer to the 6 6 Instructions for Re use Piping of R22 or R407C 35 Table 6 2 1 Thicknesses of annealed copper pipes Thickness mm Nominal diameter Outer diameter mm 1 Joints For copper pipes flare joints or socket joints are used Prior to use be sure to remove all contaminants a Flare Joints Flare joints used to connect the copper pipes cannot be used for pipings whose outer diameter exceeds 20 mm In such a case socket joints can be used Sizes of flare pipe ends flare joint ends and flare nuts are as shown in Tables 6 2 3 to 6 2 5 below b Socket Joints Socket joints are such that they are brazed for connections and used mainly for thick pipings whose diameter is larger than 20 mm Thicknesses of socket joints are as shown in Table 6 2 2 Table 6 2 2 Minimum thicknesses of socket joints Reference outer diameter of Minimum joint thickness Nominal diameter copper pipe jointed mm mm 6 2 2 Processing of Piping Materials When performing the refrigerant piping installation care should be taken to ensure that water or dust does not enter the pipe interior that no other oil other than lubricating oils used in the installed air conditioner is used
164. ssible 0001 Valid Possible 0001 Valid Possible Restriction ratio setting for save operation DN code No C2 can be set changed from the normal DN setup Detail DN setup eig 12 1 5 Wiring and Setting of Remote Controller Control 2 remote controller control 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 switch Sub Remote controller switch Master i Sold Sold separately separately A B i i niger pur all MONEO D WE et J Remote controller cables Procured locally Terminal block for remote controller cables 213 Outdoor unit e When connected 2 remote controllers operate the twin Remote controller switch Master Remote controller switch Sub Remote controller remote controller cables t Sod Ger Sold separately inter unit wire separately i Procured locally i E m EI KE A NEUE nr dn i Terminal block for U j E j j SEN Inter unit wiring between indoor units Procured locally Outdoor unit Setup method One or multiple indoor units are controlled by 2 remote controllers Max 2 remote controllers are Wired r
165. ste flux Iron Iron Silver Vapor flux 1 Do not enter flux into the refrigeration cycle 2 When chlorine contained in the flux remains within the pipe the lubricating oil deteriorates Therefore use a flux which does not contain chlorine 3 When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water 4 Remove the flux after brazing 6 5 3 Brazing As brazing work requires sophisticated techniques experiences based upon a theoretical knowledge it must be performed by a person qualified In order to prevent the oxide film from occurring in the pipe interior during brazing it is effective to proceed with brazing while letting dry Nitrogen gas flow Never use gas other than Nitrogen gas 1 Brazing method to prevent oxidation 1 Attach a reducing valve and a flow meter to the Nitrogen gas cylinder 2 Use a copper pipe to direct the piping material and attach a flow meter to the cylinder 3 Apply a seal onto the clearance between the piping material and inserted copper pipe for Nitrogen in order to prevent backflow of the Nitrogen gas 4 When the Nitrogen gas is flowing be sure to keep the piping end open 5 Adjust the flow rate of Nitrogen gas so that it is lower than 0 05 m Hr or 0 02 MPa 0 2kgf cm by means of the reducing valve 6 After performing the steps above keep the Nitrogen gas flowing until the p
166. sure gauge etc 2 Confirmation points before check a The following operations are normal 1 Compressor does not operate s not 3 minutes delay 3 minutes after compressor OFF Is not the outdoor unit in standby status though the remote controller reached the setup temperature Does not timer operate during fan operation s not an overflow error detected on the indoor unit s not outside high temperature operation controlled in heating operation 2 Indoor fan does not rotate Does not cool air discharge preventive control work in heating operation 3 Outdoor fan does not rotate or air volume changes Does not high temperature release operation control work in heating operation Does not outside low temperature operation control work in cooling operation s not defrost operation performed 4 ON OFF operation cannot be performed from remote controller s not the control operation performed from outside remote side s 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 s 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 trouble occurred check the parts along wit
167. t 6 11 Distributor B Triple system Now the refrigerant pipe is installed using distributor supplied as accessories Bend and adjust the refrigerant piping so that the distributor and pipe after branching become horizontal Fix the distributor onto a wall in a ceiling or onto a column Provide a straight pipe longer than 500 mm in length as the main piping of the branches How to install distributor gt Branch pipes are horizontal Branch pipes are horizontal and collective pipes are vertical and collective pipes are vertical Branch pipes and Branch pipes and Gi collective pipes are horizontal collective pipes are horizontal i E Branch fy Branch pipe Collective pipe Collective pipe lt Gas pipe side gt lt Liquid pipe side gt R Restrictions in length of the straight area of the branch pipe main pipe side Provide a straight area of 500 mm or more on the main pipe side of the branch pipe for both gas pipe and liquid pipe sides NO GOOG Q Tilt Be sure to install the pipes Z 500 mm or more horizontally after branching B Air Purging For the complete information read the installation manual for outdoor units of air conditioner 51 7 INDOOR CONTROL CIRCUIT 7 1 Indoor Controller Block Diagram RAV SM1403DT A RAV SM1603DT A 7 1 1 Connection of Main Sub Remote Controller Main Sub Master remote controller i Max 2 units Weekly timer Display part Function Display part Dr
168. t 1340 Outer dimension Width 900 Depth 320 Appearance Silky shade Muncel 1Y8 5 0 5 Total weight 99 Heat exchanger Finned tube Fan Propeller fan Fan unit Standard air flow 103 Motor 100 100 Gas side 15 9 Connecting pipe Liquid side 9 5 Sound pressure level Cooling Heating 51 53 Sound power level Cooling Heating 68 70 Outside air temperature Cooling 43 to 15 Outside air temperature Heating 21 15 to 15 1 3 Operation Characteristic Curve Operation characteristic curve RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E Cooling 25 28 2 23 7 26 22 24 20 22 18 20 16p 18 T 44l 16 5 12 14 3 1 O 10t 12 S 10 8 E 8 6 DRM m Conditions L 6 Indoor DB27 C WB19 C 4 Outdoor DB35 C j 4 Air flow High o Pipe length 7 5m 2 230V 0 0 20 40 60 79 100 120 Compressor speed rps lt Heating gt 30 28 2 26 24 Current A Conditions Indoor DB20 C Outdoor DB7 C WB6 C Air flow High Pipe length 7 5m 230V 60 78 6 100 120 Compressor speed rps Capacity variation ratio according to temperature RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E Cooling Capacity ratio 96 105 100 95 Conditions Indoor DB27 C WB19 C Indoor air flow High i Pipe length 7 5m meg Sole
169. t the sensor receiving part to the suction port and then mount and fix the sensor to the pipes using bunding band etc 139 6 How to replace the sensor Continued Work procedure Explanatory drawing Insert the connectors into the specified positions on P C board Check carefully the directions on P C board so that wrong insertion is not done e TA sensor CN104 Yellow e TC sensor CN101 Black TCJ sensor CN102 Red ojo CN102 CN101 7 How to clean the drain port Work procedure Explanatory drawing As same as the work procedure of the sensor replacing remove the right side plates and the shielding plate and then carry on the work 140 14 2 Outdoor Unit Part name Common procedure Procedure REQUIREMENT Be sure to put on the gloves at any process otherwise an injury will be caused by the parts etc 1 Detachment 1 Stop operation of the air conditioner and then turn off switch of the breaker 2 Remove the front panel Hexagonal screws 4 x 10 2 pcs Remove the screws and then remove the front panel by pulling it downward 3 Remove the power supply cable and the indoor outdoor connecting wire from the cord clamp and the terminal 4 Remove the top plate Hexagonal screw
170. ter and follower units Regular communication between indoor master and follower units is impossible Communication between twin master main and follower sub units is impossible Indoor unit Heat exchanger TCJ error Open short was detected on heat exchanger TCJ Indoor unit Heat exchanger TC error Open short was detected on heat exchanger TC 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 Duplicated setting of indoor group master unit There are multiple master units in a group There is group cable in individual indoor unit When even one group connection indoor unit exists in individual indoor unit Unset indoor group address Indoor group address is unset Unset indoor capacity Capacity of indoor unit is unset Duplicated central control system address Duplicated setting of central control system address Outside error input to indoor unit Interlock Abnormal stop by outside error CN80 input Indoor unit AC fan error An error of indoor AC fan was detected Fan motor thermal relay worked Indoor unit overflow detection Float switch worked 4 way valve system error In heating operation an error was detected by temp down of indoor heat exchanger sensor Othe
171. ter operation start temperature is controlled between values in parentheses of A and B Remarks However this control is ignored in case of the follower unit of the twin Same status as that when thermostat OFF status that the air conditioner enters in the room temp monitor mode when the temperature reached the setup temperature on the remote controller Drain pump control Sold separately 1 In cooling operation the drain pump is usually operated 2 If the float switch works while drain pump drives the 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 Check code P10 After heat elimination When heating operation stops in some cases the indoor fan operates with L for approx 30 seconds Frequency fixed operation Test run lt In case of wired remote controller gt 1 When pushing CHK button for 4 seconds or more 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 Do not use other mode than COOL HEAT mode During test run operation the temperature cannot be adjusted An error is detected as usual A frequency fixed operation is performe
172. ting Wired remote controller type 1 Before troubleshooting 1 Required tools instruments 4 and screwdrivers spanners radio cutting pliers nippers push pins for reset switch Tester thermometer pressure gauge etc 2 Confirmation points before check a The following operations are normal 1 Compressor does not operate s not 3 minutes delay 3 minutes after compressor OFF Is not the outdoor unit in standby status though the remote controller reached the setup temperature Does not timer operate during fan operation s not an overflow error detected on the indoor unit s not outside high temperature operation controlled in heating operation 2 Indoor fan does not rotate Does not cool air discharge preventive control work in heating operation 3 Outdoor fan does not rotate or air volume changes Does not high temperature release operation control work in heating operation Does not outside low temperature operation control work in cooling operation s not defrost operation performed 4 ON OFF operation cannot be performed from remote controller s not the control operation performed from outside remote side s 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 s not being carried out a test run by operation of the outdoor cont
173. tion Central control system communication receive error Signal receiving operation of central control system is impossible 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 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 Error mode detected by indoor unit Operation of diagnostic function Cause of operation No communication from remote controller including wireless and communication adapter Status of air conditioner Stop Automatic reset Condition Displayed when error is detected Judgment and measures Check cables of remote controller and communication adapters Remote controller LCD display OFF Disconnection Central remote controller 97 check code The serial signal is not output from outdoor unit to indoor unit Miswiring of inter unit wire Defective serial sending circuit on outdoor P C board Defec
174. tion 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 Vacuum pump Use vacuum pump by attaching vacuum pump adapter Screwdriver Torque wrench 8 Spanner or Monkey wrench Pipe cutter 9 Hole core drill Reamer 10 Hexagon wrench Opposite side 4mm Pipe bender 11 Tape measure Level vial 12 Metal saw Also prepare the following equipments for other installation method and run check 1 Clamp meter 3 Insulation resistance tester Megger 2 Thermometer 4 Electroscope 1 SPECIFICATIONS 1 1 Indoor Unit 1 1 1 High Static Duct Type Single type gt SM1403DT A SM1403AT E 12 5 14 0 SM1403DT A SP1404AT E 13 0 14 0 1 phase 240V 50Hz 18 5 21 97 4 32 5 01 97 3 95 3 01 2 85 SM1603DT A SM1603AT Z ZG E 14 3 16 0 Indoor unit Model Outdoor unit Cooling capacity kW kW Heating capacity Power supply Running current A 21 3 kW 4 95 96 8 2 53 Power consumption Power factor EER Cooling Energy efficiency class Energy rating Electrical characteristics Running current A kW Power consumption Power factor COP Energy efficiency class Heating Energy rating Maximum cu
175. tion cannot be performed from remote controller s not forced operation performed s not the control operation performed from outside remote side s 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 a Did you return the cabling to the initial positions b Are connecting cables between indoor unit and receiving unit correct 2 Troubleshooting procedure 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 When a trouble occurred check the parts along with the following procedure Check defective position gt Confirmation of lamp display gt and parts 84 10 2 Troubleshooting 10 2 1 Outline of Judgment The primary judgment to check whether a trouble occurred in the indoor unit or outdoor unit is carried out with the following method Method to judge the erroneous position by flashing indication on the display part of the indoor unit sensors of the receiving part The indoor unit monitors the operating status of the air conditioner and the blocked contents of self diagnosis are displayed restricted to the following cases if a protective circuit works Go off O Go on Xx Flash 0 5 sec Lamp indication
176. tion of connector Check indoor main PC board MCC 1403 Defect Replace 79 C06 error TCC LINK central controller Are U3 and U4 communication lines normal YES Correct communication line 1 Is connection of connector normal YES zi Correct connection of connector TCC LINK central CN51 of TCC LINK adapter P C board MCC 1440 and CNO050 of indoor P C board NO NES Check connection of A and B terminal blocks 2 Are A and B communication lines normal 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 YES O Is the network address changed from the remote controller Clear the check code NO YES NO 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 Can the indoor unit be normally controlled Uncontrolled Check indoor P C board MCC 1403 from the remote controller Defect Replace YES Check power supply transformer on TCC LINK adapter P C board MCC 1440
177. tive serial receiving circuit on indoor P C board Stop Automatic reset Displayed when error is detected Outdoor unit does not completely operate Inter unit wire check correction of miswiring Check outdoor PC board Correct wiring of P C board When outdoor unit normally operates Check P C board Indoor receiving Outdoor sending Duplicated indoor unit address Duplicated indoor master unit There is group wire in individual indoor unit Unset indoor group address Displayed when error is detected 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 Unset indoor capacity Displayed when error is detected Set indoor capacity DN 11 Abnormal input of outside interlock Displayed when error is detected Check outside devices Check indoor P C board Float switch operation Float circuit Disconnection Coming off Float switch contact error Displayed when error is detected Trouble of drain pump Clogging of drain pump Check float switch Check indoor P C board 4 way valve system error After heating operation has started indoor heat exchangers temp is down Sto
178. tration does not exceed the marginal level If the refrigerant gas leakage occurs and its concentration exceeds the marginal level an oxygen starvation accident may result 7 Be sure to carry out installation or removal according to the installation manual Improper installation may cause refrigeration trouble water leakage electric shock fire etc 8 Unauthorized modifications to the air conditioner may be dangerous If a breakdown occurs please call a qualified air conditioner technician or electrician Improper repair may result in water leakage electric shock and fire etc 6 2 Refrigerant Piping Installation 6 2 1 Piping Materials and Joints Used For the refrigerant piping installation copper pipes and joints are mainly used Copper pipes and joints suitable for the refrigerant must be chosen and installed Furthermore it is necessary to use clean copper pipes and joints whose interior surfaces are less affected by contaminants 1 Copper Pipes It is necessary to use seamless copper pipes which are made of either copper or copper alloy and it is desirable that the amount of residual oil is less than 40 mg 10 m Do not use copper pipes having a collapsed deformed or discolored portion especially on the interior surface Otherwise the expansion valve or capillary tube may become blocked with contaminants As an air conditioner using R410A incurs pres sure higher than when using R22 it is nece
179. ts A and B on the same level If Units A and B cannot be installed on the same level the difference in level should be limited to 0 5m or less 3 Be certain to install Units A and B in the same room Units A and B cannot be operated independently each other 46 B Triple system Total length L a L b L c Pipe length Branch pipe length a b c one way Maximum difference between indoor units 10m Refrigerant pipe Ja bl b cl c al specification Between indoor units A h 0 5 m Height difference Between indoor unit When outdoor unit heigher H 30m and outdoor unit When outdoor unit lower H 30 m Number of bent portions 10 m or less Indoor unit A Indoor unit C Indoor unit B Branch pipe Branch pipe gt Distributor Main pipe Outdoor unit Ax CAUTION When planning a layout for Units A B and C comply with the following 1 The lengths after branching a and b b and c a and c should be equal if feasible Install Units A B and C so that the difference of the branching lengths becomes less than 10m if the lengths cannot be equal due to the branch pipe position 2 Install Units A B and C on the same level If Units A B and C cannot be installed on the same level the difference in level should be limited to 0 5 m
180. ump Clogging of drain pump Check float switch Check indoor P C board Indoor DC fan error Displayed when error is detected Position detection error Over current protective circuit of indoor fan driving unit operated Indoor fan locked Check indoor P C board 4 way valve system error After heating operation has started indoor heat exchangers temp is down Stop Automatic reset Displayed when error is detected Check 4 way valve Check 2 way valve and check valve Check indoor heat exchanger TC TCJ Check indoor P C board Own unit stops while warning is output to other indoor units Stop Follower unit Automatic reset Displayed when error is detected Judge follower unit while master unit is E03 L03 L07 or L08 Check indoor P C board Coming off disconnection or short of indoor heat exchanger temp sensor TCJ Stop Automatic reset Displayed when error is detected Check indoor heat exchanger temp sensor TCJ Check indoor P C board Coming off disconnection or short of indoor heat exchanger temp sensor TC Stop Automatic reset Displayed when error is detected Check indoor heat exchanger temp sensor TC Check indoor P C board Coming off disconnection or short of indoor heat exchanger temp sensor TA Stop Automatic reset Displayed when error is detected Check indoor heat exch
181. use of operation 98 Defect Replace b7 error Central controller Is group operation carried out Is there check code on the follower unit of pic deco dM main sub remote controllers p Check the corresponding indoor unit and outdoor unit P01 error Isn t there YES any connection error disconnection of CN076 connector Correct wiring circuit of the connector connection NO Is the condenser normal Replace condenser YES Isn t ee ano lock Replace fan motor Replace fan motor Check indoor P C board Defect Replace 99 P10 error Is connection of float switch connector Indoor control board CN34 normal NO Does float switch work YES NO Correct connection of connector YES Is circuit wiring normal Check and correct wiring and wire circuit Does drain pump work YES NO Is power of drain pump turned on YES Replace drain pump Check indoor P C board Check the drain pipe etc Check wiring Defect gt Replace Check that voltage of 1 3 pin of CN68 on the indoor P C board is 200V F10 error Is connection of TA sensor connector CN104 on indoor P C board correct NO Correct connection of connector Replace TA
182. ushing button returns the status to the normal stop status Practical operation Push ON OFF GSE Key Select the HEAT mode After while the forced defrost signal is sent to the outdoor unit and then the outdoor unit starts defrost operation The forced defrost operation is performed for Max 12 minutes 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 116 12 1 3 LED Display on P C Board 1 D02 Red Goes on at the same time when power was turned on Main microcomputer operates and goes on Flashes with 1 second interval every 500ms When EEPROM is not provided or writing was an error Flashes with 10 seconds interval every 5S When the mode is DISP 2 D203 Red Goes on when power is supplied to remote controller Lights on the hardware 12 1 4 Function Selection Setup Procedure Perform setting while the air conditioner stops 1 SET Push C5 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 4 Every pushing 2 2 button button at left side the indoor unit No in the group control is displayed one after the oth
183. utdoor unit EEN 4 OL E Lon O 123 0000 Wired remote controller Triple type Power supply 220 240V Single phase 50Hz b leg Outdoor unit Een 4 Q L IL Lan 90123 i OOOO _ oo a lo o 10123 Indoor unit No 1 Header A B 19 90 Gi Twin type Power supply 220 240V Earth screw Earth screw Earth screw Wired remote controller Notes 1 O indicates a terminal block Broken line and chain line indicate wiring at local site 2 3 For the inner wiring diagram of the outdoor unit and the indoor unit refer to the wiring diagram of each model 4 There is no polarity It is no problem that the remote controller is connected to the indoor unit terminal block A and B reversely Earth screw Earth screw Single phase 50Hz Oe Sn eg lag Outdoor unit j Seis 4 L IL Lan 90123 i 0000 i n ti th lod00 0 10123 10123 Indoor unit Indoor unit No 1 Master Earth 1 No 2 Sub AB screw AB 1 BQ boo Li mii J Li ee 00 A B Wired remote controller pec E SE sl LAO A l Le o 19000 10123 190123 Indoorunt Indoor unit Earth No 2 Follower Earth No 3 Follower screw A B screw AB OO i 100 i U x WM J U N 1 J L b SE EE D A 5 When using a wireless remote controller connection of the remote controller to A and B terminal blocks are unnecessary Wire connection between
184. values Tightening torque of torque wrenches available on the market N m kgf m Nominal Outer diameter Tightening torque diameter mm N m kgf m 14 to 18 1 4 to 1 8 16 1 6 18 1 8 33 to 42 8 3 to 4 2 42 4 2 50 to 62 5 0 to 6 2 55 5 5 63 to 77 6 3 to 7 7 65 6 5 38 6 3 Tools 6 3 1 Required Tools Refer to the 4 Tools Page 8 6 4 Recharging of Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according to the following steps Recover the refrigerant and check no refrigerant remains in the equipment When the compound gauges pointer has indicated 0 1 Mpa 76 cmHg place the handle Low in the fully closed position and turn off the vacuum pump s Connect the charge hose to packed valve service power switch port at the outdoor unit s gas side Keep the status as it is for 1 to 2 minutes and ensure Connect the charge hose of the vacuum pump that the compound gauge s pointer does not return adapter Set the refrigerant cylinder to the electronic balance Open fully both packed valves at liquid and gas connect the connecting hose to the cylinder and the sides connecting port of the electronic balance and charge liquid refrigerant Place the handle of the gauge manifold Low in the For refrigerant charging see the figure below fully opened position and turn on the vacuum pum
185. ve to start refrigerant recovery 4 Upon completion of refrigerant recovery close the valve and press SW802 for at least one second to stop operation 5 Turn off the power Outdoor unit P C board pra SW802 for Optional connector EE refrigerant recovery Special operation SW801 for select switch SW804 existing pipes Existing pipe switch SW802 o Oc Take care for an electric shock because the P C board is electrified 45 6 7 Tolerance of Pipe Length and Pipe Head B Twin system Total length L a or L b Pipe length Branch pipe length a b one way Maximum difference between indoor units 10m Refrigerant pipe b a or a b specification Between indoor units A h 0 5m Height Between indoor unit When outdoor unit heigher H 30m difference and outdoor unit When outdoor unit lower H 30m Number of bent portions 10 m or less Indoor unit A Indoor unit B Distributor a Branch pipe Branch pipe L Main pipe Outdoor unit N CAUTION When planning a layout for Units A and B comply with the following 1 The lengths after branching a and b should be equal if feasible Install Units A and B so that the difference of the branching lengths becomes less than 10m if the lengths cannot be equal due to the branch pipe position 2 Install Uni
186. wall thickness for diameters for diameters 6 4 9 5 and12 7mm and 1 0mm for diameter 15 9mm Never use pipes of thin wall thickness such as 0 7mm In parentheres are wall thickness Main pipe 215 9 1 0 Branch pipe 912 7 0 8 Gas side Pipe side Main pipe 9 5 0 8 Branch pipe 6 4 0 8 Liquid side B Triple system Use copper tube of Copper and copper alloy seamless pipes and tubes with 40 mg 10 m or less in the amount of oil stuck on inner walls of pipe and 0 8 mm in pipe wall thickness for diameters 6 4 9 5 and 12 7 mm and 1 0 mm for diameter 15 9 mm Never use pipes of thin wall thickness such as 0 7 mm Between outdoor unit and distributor gt Unit mm Gas side 6015 9 1 0 Main pipe Liquid side 9 5 0 8 zl Pipe wall thickness Between distributor and indoor unit gt Unit mm Gas side 12 7 0 8 Branch pipe Liquid side 26 4 0 8 zl Pipe wall thickness 50 6 10 Branch Pipe B Twin system Now the refrigerant pipe is installed using branch pipes supplied as accessories Bend and adjust the refrigerant piping so that the branch pipes and pipe after branching become horizontal Fix the branch pipes onto a wall in a ceiling or onto a column Provide a straight pipe longer than 500mm in length as the main piping of the branches OK ida mE zu pope or Horizontal NO GOOG NO GOOG Inclination Ps Inclination F So a
187. y the adapter connected to the indoor unit of least line address No Central control device Central control device Central control devices Max 10 units N i Refrigerant line 1 Refrigerant line 2 Refrigerant line 3 Refrigerant line 4 Outdoor unit y 4 lt 1 Indoor outdoor inter unit wire AC230V serial i vi Central control system wiring i d Mm Mm e A Ee Wiring for No 1 and 2 only i Master Sub Sub unit 11213 Master unit sl 1 2 3 l unit TELS SC Indoor K U3 sel 1 2 3 i p ui AB TCC LINK adapter lt es This product i Remote controller wiring Sold separately 4 4 4 i Remote controller Remote controller Remote controller Remote controller Remote controller DX 2 2 v l I i j Group operation Max 8 units Twin Tt HES operation Example of triple bu L ue Line address SW01 Bit 1 ON OFF at shipment from factory SW01 Bit 2 OFF OFF at shipment from factory Remarks Turn SWO1 Bit 1 to ON Terminator Remarks None Mixed with multi Link wiring at shipment from factory 1000 Central control by digital inverter only 750 Spare 430 Spare 124 6 External view of P C board assembly Terminator SW01 7 Address setup In addition to set up the central control

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