Toshiba RAV-SP240CT-UL Air Conditioner User Manual
Contents
1. VP20 1 VP20 VP20 Sg a a Extended x x ventilating VP30 or more Downward slope pipe 1 100 or more lt Collective piping gt e Be sure not to apply force to the connecting part of the drain pipe The hard vinyl chloride pipe cannot be directly connected to the drain pipe connecting port of the indoor unit For connection with the drain pipe connecting port be sure to use fix the attached flexible hose with the hose band otherwise a damage or water leak is caused on the drain pipe connecting port Attached flexible hose Attached hose band Attached hose band Soft socket Adhesive agent Drain pipe connecting port Hard socket Soft socket VP20 vinyl chloride pipe procured locally prohibited Adhesive inhibited Use the attached flexible hose and hose band for connecting the drain hose to the clear drain socket If applying the adhesive socket will be damaged and cause water leakage E Drain up When not securing down slope on the drain pipe use a Drain pump kit sold separately Also refer to the Drain pump kit installation manual The drain pipe can be raised 23 6 600 mm from the top face of the main unit When using Drain pump kit both drain pipe and refrigerant pipe can be taken only from upper side VP25 PVC pipe is needed when a drain pump is used 14 14 EN 15 EN E Connection of drain hose2. Part name Q ty Shape Usage Owner s Manual 1 ni Installation Manual 1 This manual Installation pattern 1 Drawing out port of hanging bolt pipe Thermal insulation pipe 2 Co For thermal insulation of pipe connecting section Washer 4 3 8 M10 x 21 0 25 mm For holding down unit Hose band 2 For connecting drain pipe Drain hose 1 m For connecting drain pipe Bushing 2 2 2956 1 For protection of edge at hole for remote control wires Bushing 21 1 28 1 For sealing the back side conduit hole For thermal insulation of drain hose Thermal insulator CJ 0 4 thickness x 7 9 x 7 9 10 thickness x 200 x 200 mm Thermal insulator of top 1 For upper pipe hole of indoor unit plate C4 0 2 thickness x 5 1 x 6 3 6 thickness x 130 x 160 mm Banding band 2 a For prevention of open of drain hose thermal insulator 2 EN 3 EN Under Ceiling Type Installation Manual 2 PRECAUTIONS FOR SAFETY Installing starting up and servicing air conditioning equipment can be hazardous due to system pressures electrical components and equipment location roofs elevated structures etc Only trained qualified installers and service mechanics should install start up and service this equipment Untrained personnel can perform basic maintenance functions such as cleaning heat exchanger All other operations should be performed by trained service personnel When workin
3. Vv Flaring dia meter size A Unit in mm Outer dia of copper pipe Aor 0 4 1 4 6 4 0 36 9 1 3 8 9 5 0 52 13 2 1 2 12 7 0 65 16 6 5 8 15 9 0 78 19 7 In case of flaring for R410A with the A conventional flare tool pull it out approx 0 02 0 5 mm more than that for R22 to adjust to the specified flare size The copper pipe gauge is useful for adjusting projection margin size TI 11 Under Ceiling Type Tightening connection CAUTION Do not apply excessive torque Otherwise the nut may crack depending on the conditions Unit ftelbs Nem Outer i Sopper Tightening torque 1 4 6 4 mm 10 13 14 18 3 8 9 5 mm 24 31 33 42 1 2 12 7 mm 37 46 50 62 5 8 15 9 mm 46 57 63 77 Y Tightening torque of flare pipe connections Pressure of R410A is higher than that of R22 Approx 1 6 times Flare at Therefore using a torque indoor wrench tighten the flare pipe es connecting sections which connect the indoor and outdoor units of the specified tightening torque Incorrect connections may cause not only a gas leak but Flare at also a trouble of the outdoor refrigeration cycle Align the centres of the connecting pipes and tighten the flare nut as far as possible with your fingers Then tighten the nut with a spanner and torque wrench as shown
4. Select the indoor unit of which setup is changed In this time the position of the indoor unit of which setup is changed can be confirmed because fan and louver of the selected indoor unit operate Procedure 3 1 Using temp setup buttons specify CODE No 12 CODE No 12 Line address 2 Using timer time buttons change the line address from 3 to 2 3 Push button In this time the setup finishes when the display changes from flashing to lighting 24 Installation Manual wr _rr r r_ __ ____ Indoor UNIT No before setup change is displayed Ir TA NOA NT ZHU I Goo x gt m w cm pa TH ME Procedure 4 1 Using temp setup GD buttons specify CODE No 13 CODE No 13 Indoor address Using timer time buttons change the indoor address from 3 to 2 Push button In this time the setup finishes when the display changes from flashing to lighting Indoor UNIT No before setup change is displayed SET DA CALY T Sig mrt ria i I lt A SETTING x DS mr 1 rin Li Procedure 5 1 Using temp setup Cy buttons specify CODE No 14 CODE No 14 Group address Using timer time buttons change the setup data from 0001 to 0002 Setup data Header unit 0001 Follower unit 0002 SET Push button In this time t
5. Under Ceiling Type Insert the attached drain hose into the drain pipe connecting port on the drain pan up to the end Fit the attached hose band to the end of the pipe connecting port and then tighten it securely REQUIREMENT Be sure to fix the drain hose with the attached hose band and set the tightening position upward e As the draining is the natural water draining arrange the pipe outside of the unit on the down slope If piping is performed as shown in the figure drain cannot be discharged NO GOOD Drain pipe Refrigerant pipe Drain pipe Fit the attached hose band to the end of the hose lay down the knob and then tighten hose band Drain pan Confirm that soft hose is pushed in up to the end of the drain pan Attached drain hose Thermal insulating process Using the attached drain hose thermal insulator lap the connecting section and the drain hose without clearance and then tighten with two handing band so that thermal insulator does not open Covering the attached drain hose thermal insulator lap the thermal insulator procured locally to the drain pipe without clearance Thermal insulator procured locally Lap covering connecting section between drain pan and drain hose Drain hose tes Lap the attached thermal insulation so that the on
6. 13 EN 13 Under Ceiling Type Installation Manual 5 DRAIN PIPING WORK CAUTION Following the Installation Manual perform the drain piping work so that water is properly drained and apply a heat insulation so as not to cause a dew dropping Inappropriate piping work may result in water leakage in the room and wet of furniture E Piping Heat insulating material Require the following materials for piping and heat insulating at site Hard vinyl chloride pipe VP20 Outer dia 91 0 26 mm Foam polyethylene Thickness 0 4 10 mm or more Piping Heat insulator REQUIREMENT Be sure to perform heat insulation of the drain pipes of the indoor unit Never forget to perform heat insulation of the connecting part with the indoor unit An incomplete heat insulation causes dew dropping Set the drain pipe with downward slope 1 100 or more and do not make swelling or trap on the piping It may cause an abnormal sound For length of the traversing drain pipe restrict 65 7 20 m or less In case of along pipe provide support brackets with interval of 411 6 7 1 5 2 m in order to prevent waving 4 11 67 1 5 2 m Support bracket T gt 1 100 or more downward Thermal insulator Arched shape NO GOOD Trap e Set the collective piping as shown in the below figure As long as possible 3 9 100 mm
7. Hole for remote control wires knockout Attach the supplied bushing to cover the hole edge Cord clamp Cord Clamp zA 7 rd Cord Clamp Attach the supplied bushing to seal the back side conduit hole 19 EN 19 Under Ceiling Type Installation Manual E System interconnection E Remote Control Wiring Wires and Ground Wire e Strip off approx 0 4 9 mm the wire to be i connected 1 Strip wire ends System interconnection wire 0 4 10 mm e Non polarity 2x AWG20 wire is used for wiring of the Ground wire 0 8 20 mm remote control 2 Match wire colours with terminal numbers on indoor Li i ii Lx i wiri and outdoor units terminal blocks and firmly screw of indoor unit 3 TTM wires to the corresponding terminals 3 Secure the ground wire with the ground screw Se RE STE DA ia 4 Fix the wire with cord clamp A 8B funit Unit in mm Remote control wire Procured locally 0 8 20 E Wiring Diagram 4 lila S 0 4 10 t Vv Single system j Low voltage 0 208 230 1 60 Indoor unit L High voltage Connecting wire Ground wire ml boo Remote Outdoor CAUTION control unit e Firmly tighten the screws of the terminal block Keep the wire length as shown in figure below when it is connected to the terminal block v 6 oli E 7 V 7 N oS z System int
8. and 1 minute when circuit breaker is turned on at the next time and after After the specified time has passed perform a test operation Procedure 2 Push ON OFF button on the remote control select COOL or HEAT with MODE button and then select HIGH with FAN button Procedure 3 Cooling test run Heating test run Set the temperature to 64 F 18 C with the temp setup buttons Set the temperature to 86 F 30 C with the temp setup buttons Procedure 4 Cooling test run Heating test run After confirming a signal receiving sound beep immediately set the temperature to 66 F 19 C with the temp setup buttons After confirming a signal receiving sound beep immediately set the temperature to 84 F 29 C with the temp setup buttons Procedure 5 Cooling test run Heating test run After confirming a signal receiving sound beep immediately set the temperature to 64 F 18 C with the temp setup buttons After confirming a signal receiving sound beep immediately set the temperature to 86 F 30 C with the temp setup buttons Procedure 6 Repeat procedures 4 gt 5 gt 4 5 Indicators Operation green Timer green and Ready orange in the wireless receiver section flash in approx 10 seconds and the air conditioner starts operation If any of these
9. be checked error description conditioner device stalus Indication operaron Tiner Ray Flashing No header remote Incorrect remote control setting The header remote control Remote control has not been set including two remote controls A EO Remot trol control emoe Cone No signal can be received from the indoor unit communication error a e A Remote control Remote da interconnection wires indoor P C board remote tansmission error contro No signal can be sent to the indoor unit Indoor unit remote Remote control network adapter indoor P C board E03 6 control regular Indoor No data is received from the remote control or network Auto reset communication error adapter Indoor unit outdoor unit serial System interconnection wires indoor P C board E04 e communication error Indoor outdoor P C board Serial communication error Auto reset IPDU CDB between indoor unit and outdoor unit communication error Duplicated indoor Indoor address setting error The same address as the 7 599 addresses ye Indoor self address was detected UNOS Remote control address setting error Two remote cei R i controls are set as header in the double remote control uplicated header emote control FA Che remote controls control The header indoor unit stops raising alarm and follower indoor units continue to operate CPU CPU Indoor P C board Communication error between main E10 commu
10. be generated CAUTION IMPORTANT 4 POINTS FOR PIPING WORK 1 Remove dust and moisture from the inside of the connecting pipes 2 Tight connection between pipes and unit 3 Evacuate the air in the connecting pipes using VACUUM PUMP 4 Check the gas leakage Connected points E Pipe size SP240 SP300 Model RAV pasa SP360 SP420 type 1 2 5 8 Gasside 427mm 15 9mm Pipe size 1 4 3 8 Liquid side 6 4 mm 9 5 mm E Permissible Piping Length and Height Difference They vary according to the outdoor unit For details refer to the Installation Manual attached to the outdoor unit Flaring e Cut the pipe with a pipe cutter Remove burrs completely Remaining burrs may cause gas leakage Insert a flare nut into the pipe and flare the pipe As the flaring sizes of R410A differ from those of refrigerant R22 the flare tools newly manufactured for R410A are recommended However the conventional B tools can be used by adjusting _ 7 ZA DI projection margin of the copper pipe W Projection margin in flaring B Unit in mm Rigid Clutch type Outer dia of Ra10A tool used Conventional 1 4 5 8 0 0 02 0 04 0 06 6 4 15 9 0 0 5 1 0 1 5 Outer dia of copper pipe inse 1 4 6 4 or 3 8 9 5 0 06 0 08 1 5 2 0 1 2 12 7 or 5 8 15 9 0 08 0 1 2 0 2 5
11. in the figure Half union A Externally N Internally threaded side threaded side Use a wrench to secure Use a torque wrench to tighten Flare nut REQUIREMENT Tightening with an excessive torque may crack the nut depending on installation conditions Tighten the nut within the specified tightening torque Piping with outdoor unit Shape of valve differs according to the outdoor unit For details of installation refer to the Installation Manual of the outdoor unit Installation Manual E Evacuation Using a vacuum pump perform vacuuming from the charge port of valve of the outdoor unit For details follow to the Installation Manual attached to the outdoor unit e Never use the refrigerant sealed in the outdoor unit for air purge REQUIREMENT For the tools such as charge hose etc use those manufactured exclusively for R410A Refrigerant amount to be added For addition of the refrigerant add refrigerant R410A referring to the attached Installation Manual of outdoor unit Be sure to use a scale to charge the refrigerant of specified amount REQUIREMENT e Charging an excessive or too little amount of refrigerant causes a trouble of the compressor Be sure to charge the refrigerant of specified amount A personnel who charged the refrigerant should write down the pipe length and the added refrigerant amount in the nameplate attached to the service panel of the outdoor uni
12. the following procedure even if the operation stops by thermo OFF In order to prevent a serial operation the forced test run is released after 60 minutes have passed and returns to the usual operation CAUTION Do not use the forced test run for cases other than the test run because it applies an excessive load to the devices Wired remote control FILTER RESET TEST 1 5 Procedure 1 Keep amp button pushed for 4 seconds or more TEST is displayed on the display part and the selection of mode in the test mode is permitted TEST Installation Manual Procedure 2 Push button Procedure 3 Using Ca button select the operation mode COOL or HEAT e Do not run the air conditioner in a mode other than COOL or HEAT e The temperature controlling function does not work during test run The detection of error is performed as usual Procedure 4 After the test run push button to stop a test run Display part is same as procedure 1 Procedure 5 Push amp check button to cancel release from the test run mode TEST disappears on the display and the status returns to a normal TT OF Under Ceiling Type Wireless remote control Procedure 1 Turn on the circuit breaker of the air conditioner The operation is not accepted for 5 minutes when circuit breaker is turned on at first time after installation
13. 2 6 compressor lock Outdoor Wiring error of compressor open phase Entire stop Guidoor unitcurrent Current detect circuit outdoor unit P C board H03 feta Outdoor Abnormal current was detected in AC CT or a phase loss Entire stop detect circuit error was detected on oO Se Outdoor Malfunction of the case thermostat Entire stop Gutdoor unit low Current high pressure switch circuit outdoor P C board HOG resse evslam enon Outdoor Ps pressure sensor error was detected or low pressure Entire stop P y protective operation was activated Duplicated header Indoor address setting error There are two or more Fos O SIM indoor units ngoo header units in the group Entre stop eae rere Indoor address setting error There is at least one L07 SIM ina Line individual door group connected indoor unit among individual indoor Entire stop units Indoor group address Indoor address setting error Indoor address group has i L08 SIM not set k Indoor rada Entire stop L09 SIM a Pons levelinot Indoor Indoor power level has not been set Entire stop L10 Outdoor unit P C In the case of outdoor P C board jumper wire for service F L29 O SIM board Outdoor setting error Entire stop LAN communication di Address setting central control remote control network L20 O SIM Sirot aa adapter Duplication of address in central control Auto reset control communication Other outdoo
14. 5 44 3 240CT 1180 1125 gaye 05 8 300CT 360CT 62 8 60 6 9 5 15 9 to 420CT 1595 1540 Considering pipe wire connecting work inside the ceiling after the indoor unit has been hanged select an installation place and determine piping direction Ifthe ceiling has already been set before hanging the main unit prepare refrigerant pipe drain pipe indoor connecting wire remote control cord etc up to the place where pipe and wire can be connected e Check the size of the indoor unit and match the indoor unit size using the attached installation pattern 8 8 EN 9 EN Under Ceiling Type Using attached installation pattern Ceiling surface Wall face Installation pattern Using the pattern positioning of the hanging bolt and pipe hole can be performed As an error to some degree may generate on the pattern size due to temperature and humidity be sure to confirm the size El Installation of hanging bolts Use 3 8 M10 hanging bolts 4 pcs to be local procure Matching to the existing structure set pitch according to size in the unit external view as shown below New concrete slab Install the bolts with insert brackets or anchor bolts AAT Val Sa gt y Rubber a Anchor bolt Bladetype Slide type Pipe hanging bracket bracket anchor bolt Steel flame structure Use existing angles or install new support
15. NGIFIX UNIT LOUVER Installation Manual Outdoor unit data CODE No Data name 60 Outdoor unit heat exchanger temperature 61 Outside air temperature TO 62 Compressor discharge air temperature TD 63 Compressor intake air temperature TS 64 65 Heatsink temperature THS 6A Operating current x1 10 F1 Compressor cumulative operating hours x100h 1 3 Indoor unit data CODE No Data name 01 Room temperature remote control 02 Indoor unit intake air temperature TA 03 Indoor unit heat exchanger temperature 04 Indoor unit heat exchanger temperature F3 Indoor unit fan cumulative operating hours xt h F8 Indoor unit discharge air temperature 96 27 EN Under Ceiling Type 8 TESTRUN E Before test run Before turning on the circuit breaker carry out the following procedure 1 Using 500V megger check 1MQ or more exists between the terminal block L1 to L2 and the ground If IMQ or less is detected do not run the unit Do not apply to the remote control circuit 2 Check the valve of the outdoor unit being opened fully e To protect the compressor at activation time leave power ON for 12 hours or more be for operating E Execute a test run Using the remote control operate the unit as usual For the procedure of the operation refer to the attached Owner s Manual A forced test run can be executed in
16. NT TOSHIBA Carrier AIR CONDITIONER SPLIT TYPE HFC Installation Manual f Indoor Unit Model name Under Ceiling Type RAV SP180CT UL RAV SP240CT UL RAV SP300CT UL RAV SP360CT UL RAV SP420CT UL Installation Manual Air conditioner Split type 1 Manuel d installation Climatiseur Type split 1 EN Under Ceiling Type Installation Manual Please read this Installation manual carefully before installing the Air Conditioner e This Manual describes the installation method of the indoor unit For installation of the outdoor unit follow the Installation Manual attached to the outdoor unit ADOPTION OF NEW REFRIGERANT This Air Conditioner uses R410A an environmentally friendly refrigerant Contents 1 ACCESSORY PARTS 2 00 cece eee eee eee eee eee eens 2 2 PRECAUTIONS FOR SAFETY 00000 cece eee eee eee eee eee 3 3 SELECTION OF INSTALLATION PLACE 0 00 cece eee eee eens 5 4 REFRIGERANT PIPING AND EVACUATING 2 000 cece neue enaee 11 5 DRAIN PIPING WORK 0 00 cee eee ee eee ee eee eee 14 6 ELECTRICAL CONNECTION 0 0000 cc eee ee ee eee 16 7 APPLICABLE CONTROLS 0 0 ce eee eee eee ee ee eee eee 21 o TESTRUN there ree tees noisier areal eae ae esd aa i Grae EE Ahaa 27 9 TROUBLESHOOTING 0c ccc ee eee eee eee 29 Under Ceiling Type Installation Manual 1 ACCESSORYPARTS E Accessory parts
17. P10 ALT overflow detected Indoor indoor P C board Drainage is out of order or the float Entire stop switch was activated P15 There may be gas leakage from the pipe or connecting L29 ALT Gas leakage detected Outdoor part Check for gas leakage Entire stop 4 way valve indoor temp sensors TC TCJ An error way valve error was detected due to temperature drop of the indoor uni P19 ALT 4 way val Outdoor detected due to t tured f the ind it Auto reset L29 Indoor Auto reset heat exchanger sensor when heating Pai ALT A ration Outdoor High pressure protection Entire stop 31 Outdoor unit fan motor outdoor unit P C board An P22 ALT Outdoor unit fan error Outdoor error overcurrent locking etc was detected in the Entire stop outdoor unit fan drive circuit Outdoor unit inverter IGBT outdoor unit P C board inverter wiring P26 ALT Outdoor compressor Short circuit protection for compressor Entire stop Idc activated gt it z i drive circuit devices G Tr IGBT was activated Outdoor unit position Outdoor unit P C board high pressure switch i P29 SLI error Outdoor Compressor motor position error was detected Entire stop Another indoor unit in the group is raising an alarm Entire stop P31 ALT Other indoor unit error Indoor E03 L07 L03 L08 alarm check locations and error descr
18. allation Manual attached with the remote control Pull out the remote control cord together with the refrigerant pipe or drain pipe Be sure to pass the remote control cord through upper side of the refrigerant pipe and drain pipe Do not leave the remote control at a place exposed to the direct sunlight and near a stove Operate the remote control confirm that the indoor unit receives a signal surely and then install it Wireless type e Keep 3 3 1 m or more from the devices such as television stereo etc Disturbance of image or noise may generate Wireless type 10 10 EN 11 EN Under Ceiling Type Installation Manual 4 REFRIGERANT PIPING AND EVACUATING E Refrigerant Piping e The connecting sections of the refrigerant pipes are provided at the positions in the figure below When using the drain pump kit sold separately the pipe can be drawn out only from the upper side Upper side Rear side Use copper pipe with 0 03 0 8 mm or more thickness In case pipe size is 5 8 15 9 mm with 0 04 1 0 mm or more 2 Flare nut and flare works are also different from those of the conventional refrigerant Take out the flare nut attached to the main unit of the air conditioner and use it REQUIREMENT When the refrigerant pipe is long provide support brackets at intervals of 8 2 9 10 2 5 3 m to clamp the refrigerant pipe Otherwise abnormal sound may
19. allation work to guard against an earthquake If the air conditioner is not installed appropriately accidents may occur due to the falling unit If refrigerant gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may generate After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas might generate Electrical work must be performed by a qualified electrician in accordance with the Installation Manual Make sure the air conditioner uses an exclusive power supply An insufficient power supply capacity or inappropriate installation may cause fire Use the specified wires for wiring connect the terminals securely fix To prevent external forces applied to the terminals from affecting the terminals i ne Under Ceiling Type _ Installation Manual Conform to the regulations of the local electric company when wiring the power supply Inappropriate grounding may cause electric shock For the refrigerant recovery work collection of refrigerant from the pipe to the compressor stop the compressor before disconnecting the refrigerant pipe If the refrigerant pipe is disconnected while the compressor is working with the valve open the compressor sucks air and the refrigeration cycle is overpressurized which may cause a burst or in
20. angles Hanging bolt g EE Hanging bolt Support angle Existing concrete slab Installation Manual E Pipe knockout hole e Piping from rear side Cut off the groove section with a plastic cutter etc Rear cover Opened when refrigerant pipe is taken out from the rear side Grooves Opened when only drain pipe is taken out from the rear side e Piping from right side Cut off the groove section with a metal saw or plastic cutter etc Groove Side panel Right side e Piping from left side Taking pipe from left side is applied only to the drain pipe The refrigerant pipe cannot be taken out from the left side Cut off the groove section with a metal saw or plastic cutter etc Use a hole in anchors hole in plugs or a hole in bolts E Draw out direction of pipe wire e Decide installation place of the unit and draw out direction of pipe and wire Groove Side panel Left side Piping from upper side Taking pipe from upper side is applied only to the refrigerant pipe When taking out the drain pipe from the upper side use a drain up kit sold separately Open the upper pipe draw out port Knockout hole shown in the external view Knockout hole of thin plate After piping cut off the attached thermal insulator of the top plate to pipe shape and then seal the knockout hole Under Ceiling Type E Installation of indoor unit e Prep
21. aration before holding down main unit Confirm the presence of the ceiling material beforehand because the fixing method of hanging metal when the ceiling material is set differs from that when the ceiling material is not set W There is ceiling material Hanging bolt Procured locally Ceiling surface Washer Accessory 2 0 50 mm Double nut Procured locally Hanging metal Nut Hanging bolt Procured locally Ceiling surface Washer Accessory Double nut Procured locally Hanging metal Tighten the hanging metal with upper lower nuts as shown in the figure W There is no ceiling material Hanging bolt oe Procured locally Washer Procured locally Washer Accessory Double nut Procured locally e Holding down of main unit 1 Attach washer and nuts to the hanging bolt Ceiling surface 0 8 1 2 20 30 mm Double nut Procured locally Accessory Hanging bolt Installation Manual 2 Hang the unit to the hanging bolt as shown the figure below 3 As shown in the figure below fix the ceiling material securely with the double nuts INN REQUIREMENT e The ceiling surface may not be horizontal Be sure to confirm that width and depth directions are level E Installation of remote control Sold separately For installation of the wired remote control follow the Inst
22. ating When it is difficult to obtain satisfactory heating due to installation place of the indoor unit or structure of the room the detection temperature of heating can be raised Also use a circulator etc to circulate heat air near the ceiling Follow to the basic operation procedure 1 2 3 4 5 06 For the CODE No in Procedure 3 specify 06 For the SET DATA in Procedure 4 select the setup data of shift value of detection temperature to be set up from the table below Setup data Detection temp shift value 0000 No shift 0001 1 8 F 1 C 0002 Factory default 0003 5 4 F 3 C 0004 7 2 F 4 C 0005 9 0 F 5 C 0006 10 8 F 6 C Installation Manual E Group control Group control for system of multiple units One remote control can control maximum 8 indoor units as a group W Group control in single system Outdoor Outdoor Outdoor Outdoor Outdoor unit unit unit unit Li unit Indoor Indoor Indoor Indoor unit unit unit si unit Max 8 units control Finish of address setup by power ON For wiring procedure and wiring method of the individual line Identical refrigerant line system follow to Electric work Wiring between lines is performed in the following procedure Connect the terminal block A B of the indoor unit connected with a remote control to the terminal blocks A B of the indoor units of other indoor unit
23. c band at positions other than specified 7 EN a Installation Manual Under Ceiling Type Installation Manual Unit in mm 1 5 39 2 0 52 6 6 167 Upper pipe draw out port knockout 8 3 210 Pipe draw out port Hole for remote control wires knockout knockout 4 3 110 Conduit hole 3 0 76 Drain port VP20 3 3 84 Hole for power supply cable knockout 4 1 105 Inner dia 21 0 26 hose i attached S ry 7 n Kos o ENGS 6 ci 2 G L at x 85 amp a e T ci ojo gt N Left drain size ouid si Be 2 22 Liquid side C 5 5 2 is Refrigerant pipe Gas side D Drain pipe Gi 2 connecting gt B Hanging position port 3 3 0 75 3 8 97 ag UL L 5 7 146 13 7 347 Hole for remote control wires Conduit hole knockout 5 3 135 sat T z 3 Hanging bolt vd le Pipe hole on wall Hole for power supply cable S Ceiling surface 23 9 100 hole Left drain pipe ENT Outside air take in port Duct sold separately draw out port O a Unit Knockout hole 3 6 92 knockout ZN Wireless sensor mounting section Unit in mm Model name A B c D 35 8 33 7 o1 4 D112 TR06T 910 855 6 4 127 46
24. considered that the address setup is incorrect In this case the automatic address must be again set up Therefore repeat procedure of the setup change from the Procedure 1 To recognize the position of the corresponding indoor unit though the indoor UNIT No is known Check the position during operation stop Be sure to stop operation of the set Installation Manual ON OFF TIMER SET FAN MODE TIME SAVE VENT OO FILTER RESET TEST SET CL O SWING FIX UNIT LOUVER CE 1 3 O O F Procedure 1 Push simultaneously amp c gt buttons for 4 seconds or more After a while the display part flashes and the display appears as shown below In this time the position can be checked because fan and louver of the indoor unit operate e For the group control the indoor UNIT No is displayed as _ _ and fans and louvers of all the indoor units in the group control operate Check the displayed CODE No is 01 e When the CODE No is other than 01 push A button to erase the display and repeat procedure from the first step After pushing A button operation of the remote control is not accepted for approx 1 minute ser bark GSR Nie aT i ee DIM LOZ x j Display changes according to the model No of indoor unit Procedure 2 In the group control every pushing button the indoor UNIT No in the group co
25. door unit 4 x AWG12 Insulate the unsheathed redundant cords conductors with electrical insulation tape Process them so that they do not touch any electrical or metal parts For inter unit wiring do not use a wire jointed to another on the way Wire Quantity x size Indoor unit Outdoor unit 1 3 x AWG12 polar Ground 1 x AWG12 or thicker Remote control 2 x AWG20 non polar Length of the system interconnection wires SP300AT2 RAV SP180AT2 SP240AT2 SP420AT2 Wire 1641 50 229 8 70 2461 75 m or length m or less m or less less 16 EN Under Ceiling Type Installation Manual CAUTION Use the same size wire for the field power supply wire and system interconnection wires when the outdoor unit is RAV SP180AT2 NOTE e Use copper supply wires e Use UL wires rated 600 V for the system interconnection wires Use UL wires rated 300 V for the remote control wires 17 EN 47 Under Ceiling Type Installation Manual wW _e e sca E Wire connection REQUIREMENT Be sure to connect the wires matching the terminal numbers Incorrect connection causes a trouble e The low voltage circuit is provided for the remote control Do not connect the high voltage circuit e Loosen the cover mounting screws 2 positions of the electric parts box and then remove the cover e Attach the conduit pipe to the c
26. e end is put on the other end at the upper side TT PA Banding band Hose band Hose band Attached thermal insulator Tighten the banding band so that attached thermal insulator is not pushed excessively 15 Installation Manual E Connection of drain pipe Connect the hard vinyl chloride pipe procured locally to the mounted drain hose which was attached Piping from left side e In case of taking pipe from the left side exchange the plug from left to right Push in the plug of which end is not sharp up to the end Drain pan Under Ceiling Type Installation Manual 6 ELECTRICAL CONNECTION REQUIREMENT N WARNING 1 Using the specified wires ensure to connect the wires and fix wires securely so that the external tension to the wires do not affect the connecting part of the terminals Incomplete connection or fixation may cause a fire etc Be sure to connect ground wire grounding work Incomplete grounding cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires Appliance shall be installed in accordance with national wiring regulations Capacity shortage of circuit breaker or incomplete installation may cause an electric shock or a fire CAUTION Consult local building codes NEC National Electrical Code or CEC Canadian Electrical Code for special requirements This indoor unit has no p
27. e outdoor unit on the boundary with the neighbor pay due attention to the level of noise Place with poor ventilation Before air ducting work check whether value of fan speed static pressure and duct resistance are correct E Installation space Secure the specified space in the figure for installation and servicing Unit in mm 9 8 250 9 8 250 Leg or more or more DES 2 e E 5 CS A al a D E Height of ceiling Set the installable height of the ceiling within 13 1 4 m otherwise the air distribution will become poor If height of ceiling exceeds 11 6 3 5 m hot air becomes difficult to reach the floor surface and then the change of setup of high ceiling is necessary For the change method of high ceiling refer to the application control In case of installation to high ceiling and In case of incorporating filter sold separately in this Manual List of installable ceiling height Setup data Standard pe 0000 Factory default 11 6 3 5 m or less pei more than 11 6 3 5 m 0001 High ceiling 1 up to 13 1 4 0 m According to the conditions of installation setup time of turning on of filter sign notification of filter cleaning of the remote control can be changed When it is difficult to warm up the room due to installation place or structure of the room the detection temperat
28. ed from both operating status and stop status DON OFF FAN MODE C CB SAVE VENT Cs CD FILTER SWINGIFIX UNIT LOUVER Ol CE _ Procedure 1 When pushing CO and buttons at the same time for 4 seconds or more the following display appears If Service check amp is displayed the mode enters in the trouble history mode e 01 Order of trouble history is displayed in CODE No window e Check code is displayed in CHECK window e Indoor unit address in which an error occurred is displayed in Unit No CODE No rt Procedure 2 Every pushing of E Gd button used to set temperature the trouble history stored in memory is displayed in order The numbers in CODE No indicate CODE No 01 latest 04 oldest REQUIREMENT Do not push button because all the trouble history of the indoor unit will be deleted Procedure 3 After confirmation push button to return to the usual display 1 Check the troubles according to the above procedure 2 Ask an authorized dealer or qualified service maintenance professional to repair or maintain the air conditioner 29 Under Ceiling Type Installation Manual E Check codes and parts to be checked ee Wireless remote control Gorino Sensor block display of 7 Air display receiving unit Main defective parts Judging Parts to
29. erconnection wire 20 20 EN 21 EN Under Ceiling Type Installation Manual 7 APPLICABLE CONTROLS REQUIREMENT e When you use this air conditioner for the first time it takes approx 5 minutes until the remote control becomes available after power on This is normal lt When power is turned on for the first time after installation gt It takes approx 5 minutes until the remote control becomes available Approx 5 minutes Power SETTING SETTING Remote on gt flashes gt goes out control is available lt When power is turned on for the second or later time gt It takes approx 1 minute until the remote control becomes available Approx 1 minutes Power SETTING SETTING Remote on flashes goes out control is available e Normal settings were made as factory default Change the indoor unit settings as required Use the wired remote control to change the settings The settings cannot be changed using the wireless remote control sub remote control or remote controlless system for central remote control only Therefore install the wired remote control to change the settings E Changing applicable control setting Basic procedure for changing settings Change the settings while the air conditioner is not working Be sure to stop the air conditioner before making settings Procedu
30. g on the equipment observe precautions in the literature and on tags stickers and labels attached to the equipment Follow all safety codes Wear safety glasses and work gloves Keep quenching cloth and fire extinguisher nearby when brazing Use care in handling rigging and setting bulky equipment Read these instructions thoroughly and follow all warnings or cautions included in literature and attached to the unit Consult local building codes and National Electrical Code NEC for special requirements Recognize safety information This is the safety alert symbol When you see this symbol on the unit and in instructions or manuals be alert to the potential for personal injury Understand these signal words DANGER WARNING and CAUTION These words are used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies hazards which could result in personal injury or death CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property damage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation ZN WARNING e Ask an authorized dealer or qualified installation professional to install including moving maintain the air conditioner Inappropriate installation may result in water leakage electric shock or fire Be sure to connect ground wire grounding
31. he setup finishes when the display changes from flashing to lighting Indoor UNIT No before setup change is displayed ZOEN _ SL os UE A LI LI dI I da TEENE X sonno 4 l Kr N UNIT No E SEO LCE pg LIL 24 EN 25 EN Under Ceiling Type Procedure 6 If there is other indoor unit to be changed repeat procedure 2 to 5 to change the setup When the above setup has finished push to select the indoor UNIT No before change of setup specify CODE No 12 13 14 in order with temp setup Cy D buttons and then check the changed contents UNIT LOUVER Address change check Before change 3 3 1 gt After change 2 2 2 Pushing button clears the contents of which setup was changed In this case procedure from 2 is repeated Indoor UNIT No before setup change is displayed ho O x Sarmi DUI LIT 1 z o x San msi ZUL LC on GD x Suri ai ZII LIT Procedure 7 After check of the changed contents push button Setup is determined When pushing button the display disappears and the status becomes the usual stop status When pushing amp button the operation from the remote control is not accepted for approx 1 minute If the operation from the remote control is not accepted even 1 minute or more passed after pushing button it is
32. indicators does not flash repeat procedures 2to 5 Procedure 7 Upon completion of the test run push ON OFF button to stop operation lt Overview of test run operations using the wireless remote control gt W Cooling test run ON OFF 64 F 18 C gt 66 F 19 C 64 F 18 C gt 66 F 19 C gt 64 F 18 C gt 66 F 19 C 64 F 18 C test run gt ON OFF Installation Manual V Heating test run ON OFF 86 F 30 C 84 F 29 C gt 86 F 30 C 84 F 29 C gt 86 F 30 C 84 F 29 C 86 F 30 C test run gt ON OFF Always select HIGH fan speed 219 2710 28 28 EN Under Ceiling Type Installation Manual 9 TROUBLESHOOTING E Confirmation and check When a trouble occurred in the air conditioner the check code and the indoor UNIT No appear on the display part of the remote control The check code is only displayed during the operation If the display disappears operate the air conditioner according to the following Confirmation of error history for confirmation Check code Indoor UNIT No in which an error occurred E Confirmation of error history When a trouble occurred on the air conditioner the trouble history can be confirmed with the following procedure The trouble history is stored in memory up to 4 troubles The history can be confirm
33. iption Aulorossi Check codes in parentheses are displayed when connected to an outdoor unit other than the new SDI series O Lighting Flashing OFF X The air conditioner automatically enters the auto address setting mode ALT When two LEDs are flashing they flash alternately SIM When two LEDs are flashing they flash in synchronization Receiving unit display OR Orange GR Green 32 32 EN EH99864801
34. jury CAUTION THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R410A WHICH DOES NOT DESTROY OZONE LAYER The characteristics of R410A refrigerant are easy to absorb water oxidizing membrane or oil and its pressure is approx 1 6 times higher than that of refrigerant R22 Accompanied with the new refrigerant refrigerating oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating oil does not enter the refrigerating cycle To prevent charging an incorrect refrigerant and refrigerating oil the sizes of connecting sections of charging port of the main unit and installation tools are changed from those for the conventional refrigerant Accordingly the exclusive tools are required for the new refrigerant R410A For connecting pipes use new and clean piping designed for R410A and please care so that water or dust does not enter Tighten the flare nut with a torque wrench in the specified manner Excessive tightening of the flare nut may cause a crack in the flare nut after a long period which may result in refrigerant leakage Wear heavy gloves during the installation work to avoid injury The installation fuse must be used for the power supply line of this conditioner 4 EN 5 EN Under Ceiling Type Installation Manual 3 SELECTION OF INSTALLATION PLACE WARNING Install the air conditioner at enough strong place to withstand the weight
35. nication error Indoor MCU and motor microcomputer MCU Auto reset fia Indoor P C board Regular communication is not E18 regular communication 90 possible between header and follower indoor units or Auto reset gt between twin header main and follower sub units E31 IPBE communication Outdoor Communication error between IPDU and CDB Entire stop error Indoor unit heat Heat exchanger sensor TCJ indoor P C board F01 ALT exchanger sensor Indoor Open circuit or short circuit of the heat exchanger sensor Auto reset TCJ error TCJ was detected Indoor unit heat Heat exchanger sensor TC indoor P C board Open F02 ALT exchanger sensor TC Indoor circuit or short circuit of the heat exchanger sensor TC Auto reset error was detected Outdoor unit discharge Outdoor temp sensor TD outdoor P C board Open F04 O ALT temp sensor TD Outdoor circuit or short circuit of the discharge temp sensor was Entire stop error detected Outdoor unit temp Outdoor temp sensors TE TS outdoor P C board F06 O ALT snor TE TS error Outdoor Open circuit or short circuit of the heat exchanger temp Entire stop sensor was detected F07 TL sensor may be displaced disconnected or short i F06 O ALT TL sensor error Outdoor circuited Entire stop Outdoor unit outside Outdoor temp sensor TO outdoor P C board Open Operation F08 O ALT gt Ou
36. ntrol is displayed in order In this time the position of the indoor unit can be confirmed because only fan of the selected indoor unit operate For a group control No of the firstly displayed indoor unit becomes the header unit Procedure 3 After confirmation push amp button to return the mode to the usual mode When pushing button the display disappears and the status becomes the usual stop status TEST When pushing amp button the operation from the remote control is not accepted for approx 1 minute 25 Under Ceiling Type E Remote control switch monitoring function This function is available to call the service monitor mode from the remote control during a test run to acquire temperatures of sensors of the remote control indoor unit and outdoor unit 1 Push and buttons simultaneously for at least 4 seconds to call the service monitor mode The service monitor indicator lights up and the header indoor unit number is displayed first CODE No MMI is also displayed 2 Pushing TEMP Cy Ca buttons select the number of sensor etc CODE No to be monitored See the following table 3 Pushing 5 left side of the button select an indoor unit to be monitored The sensor temperatures of indoor units and their outdoor unit in the control group are displayed 4 Push button to return to the normal display DON OFF MODE VENT RESET TEST SWI
37. of the unit If the strength is not enough the unit may fall down resulting in injury Install the air conditioner at a height 8 2 4 m or more from the floor If you insert your hands or others directly into the unit while the air conditioner operates it is dangerous because you may contact with revolving fan or active electricity CAUTION Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas If a combustible gas leaks and stays around the unit a fire may occur Upon approval of the customer install the air conditioner in a place that satisfies the following conditions e Place where the unit can be installed horizontally e Place where a sufficient servicing space can be ensured for safety maintenance and check e Place where drained water will not cause any problem Avoid installing in the following places e Place exposed to air with high salt content seaside area or place exposed to large quantities of sulfide gas hot spring Should the unit be used in these places special protective measures are needed Place exposed to oil vapor oil smoke or corrosive gas e Place where organic solvent is used nearby e Place close to a machine generating high frequency e Place where the discharged air blows directly into the window of the neighbor house Outdoor unit e Place where noise of the outdoor unit is easily transmitted When install th
38. onduit hole with a lock nut Slit the film of bushing attached to the hole for remote control wire and then pass through wires Connect the system interconnection wires and the remote control wire to the terminal block of the electric parts box Secure the ground wire with the ground screw e Tighten screws of the terminal block securely and fix the wires with code clamp attached to the electric parts box Do not apply tension to the connecting section of the terminal block e Mount the cover of the electric parts box so that it does not pinch the wires Electric parts box Two screws Terminal block P C board Terminal block for Conduit hole wired remote control Terminal block for system interconnection Ground screw System interconnection wires and ground wire Wire partition plate Pass the remote control wire through the hole for remote control wire and behind this wire partition plate Hole for Remote control wires 18 18 EN Under Ceiling Type Installation Manual CAUTION Fix the system interconnection wires and the remote control wires separately with the cord clamps as shown below Connected at backside Cord clamp Conduit pipe Cord clamp Conduit hole for system interconnection wires Hole for remote control wires Connected at upside Ki Conduit hole knockout for system interconnection wires
39. ower cord If incorrect incomplete wiring is carried out it will cause an electrical fire or smoke Be sure to install circuit breaker is not tripped by shock waves If circuit breaker is not installed an electric shock may be caused Be sure to use the cord clamps attached to the product Do not damage or scratch the conductive core and inner insulator of power and system interconnection wires when peeling them Use the power cord and system interconnection wire of specified thickness type and protective devices required 16 For power supply wiring strictly conform to the Local Regulation in each country For wiring of power supply of the outdoor units follow the Installation Manual of each outdoor unit Never connect 208 230 V power to the terminal blocks A B etc for control wiring Otherwise the system will fail Perform the electric wiring so that it does not come to contact with the high temperature part of the pipe The coating may melt resulting in an accident Run the refrigerant piping line and control wiring line in the same line Do not turn on the circuit breaker of the indoor unit until vacuuming of the refrigerant pipes completes Remote control wiring For single system use 2 x AWG20 non polarity wire is used for the remote control wiring Wiring 1 Connect the connecting wire to the terminal as identified with their respective numbers on the terminal block of indoor and out
40. p fixing screws and remove the wire guard Screw N CAUTION Attach back the wire guard once indoor unit is installed Remove the 2 screws fixing the wire guard and hung the wire guard with the clamps during a service A il Hill Mi i 1 Z ii o Sil BEA il TE IZ Lo We Under Ceiling Type 3 Removal of side panel After removing the side panel fixing screws 1 each at right and left slide the side panel forward and then remove it Protector Side panel Level louver Slide forward 4 Removal of protective vinyl Peel out the protective vinyl on the level louver 5 Removal of protector Remove the protector 1 pcs of the fan RAV SP240CT only E External view REQUIREMENT Strictly comply with the following rules to prevent damage of the indoor units and human injury Do not put a heavy article on the indoor unit Even units are packaged Carry in the indoor unit as it is packaged if possible If carrying in the indoor unit unpacked by necessity be sure to use buffering cloth etc to not damage the unit Do not apply force to the other parts refrigerant pipe drain pan foamed parts or resin parts etc Carry the package by two or more persons and do not bundle it with plasti
41. r the details High ceiling setting can be changed by arranging the jumper block on the indoor unit micro computer P C board as shown in the table below as well However once the setting is changed it is necessary to reset the setting back to 0000 that placing the jumper block back to the factory default position and rewriting the setting data back to 0000 with wired remote control sold separately The setting can be changed to 0001 0003 and 0006 without resetting e Select by exchange of jumper block on indoor microcomputer P C board Installation Manual jumper block position iil SET DATA Note Short Open CN112 CN111 CN110 Standard filter 0000 Factory default CN112 CN111 CN110 0001 High static pressure 1 e Jumper block position CN112 CN111 CN110 from the left AR 22 EN 23 EN Under Ceiling Type E Filter sign setting According to the installation condition the lighting time of the filter sign Notification of filter cleaning can be changed Follow to the basic operation procedure 1 2 3 4 5 06 For the CODE No in Procedure 3 specify 01 For the SET DATA in Procedure 4 select the setup data of filter sign lighting time from the following table Setup data Filter sign lighting time 0000 None 0001 150H 0002 2500H Factory default 0003 5000H 0004 10000H E To secure better effect of he
42. r unit start operation from Procedure 3 Pushing button clears the set up contents which have been already set In this case retry from Procedure 2 Procedure 6 When settings have been completed push A button to determine the settings When button is pushed SETTING flashes and then the display content disappears and the air conditioner enters the normal stop mode While SETTING is flashing no operation of the remote control is accepted Ei 2 lt E Installation to high ceiling When the height of the ceiling to be installed exceeds 3 5 m 11 6 adjustment of fan speed is necessary Set up the high ceiling e Set according to the basic operation procedure 1 2 3 4 5 06 Item code in Procedure specifies 5d Select SET DATA in Procedure from List of installable ceiling height in this Manual For the item code in Procedure 3 specify 5d For the SET DATA in Procedure 4 select the setup data of static pressure to be set up from the table on the right Exchange by wired remote control SET DATA Standard sa 0000 Factory default 11 6 3 5 m or less i i than 11 6 3 5 0001 High static pressure 1 lr 10 1311 40 on E Using wireless remote control Change the high ceiling setting with the DIP switch on the P C board of the signal receiving part Refer to the installation manual of the wireless remote controller kit fo
43. r unit error Entire stop Other outdoor unit 1 Communication error between IPDU MCU and CDB L29 O SIM Outdoor MCU error Entire stop 2 Abnormal temperature was detected by the heat sink temp sensor in IGBT L30 O SIM Ria Indoor External devices outdoor unit P C board Abnormal Entire sto interlock stop due to incorrect external input into CN80 P Operation Power supply phase sequence outdoor unit P C board z L31 O SIM Phase sequence error Outdoor Abnormal phase sequence of the 3 phase power continued etc sippi thermostat PPly OFF Indoor fan motor indoor P C board Indoor AC fan P01 ALT In oorunitfan error init error fan motor thermal relay activated was detected Entire stop Outdoor unit discharge An error was detected in the discharge temp releasing P03 ALT temp error Outdoor control Entire stop Outdoor unit high High pressure switch The IOL was activated or an P04 ALT fessure o error Outdoor error was detected in the high pressure releasing control Entire stop P y using the TE POS The power cable may be connected incorrectly Check i Pod ALT Open phase detected Outdoor open phase and vallades of ihe power supply Entire stop g y 3 Abnormal temperature was detected by the temp sensor PO7 ALT Heat sink overheat Outdoor Sf the IGBT heat sink Entire stop indoor unitwater Drain pipe clogging of drainage float switch circuit
44. re 1 When pushing and amp buttons simultaneously for 4 seconds or more after a while the display part flashes as shown in the figure Check that the displayed CODE No is 10 e If the CODE No indicates other than 10 push la button to erase the display and then retry the operation from the first step For some time after button has been pushed the operation of the remote control cannot be accepted In a group control the firstly displayed indoor UNIT No becomes the master unit SET DATA SETTING a da LO LIL Fail Display content varies with the indoor unit model Procedure 2 Every pushing button the indoor UNIT No in the group control is displayed successively Select an indoor unit of which setup to be changed In this time the position of the indoor unit of which setup to be changed can be confirmed because the fan and the louver of the selected indoor unit work CODE No SET DAE GEO k xx Procedure 3 Using temp setup CD buttons specify CODE No x 1 Procedure 4 Using timer time buttons select SET DATA KKK l 21 Under Ceiling Type Procedure 5 Push button In this time if the display changes from flashing to lighting the setup completes e To change the setup of an indoor unit other than the selected one start operation from Procedure 2 e Tochange the setup of another setup in the selected indoo
45. s by wiring the inter unit wire of the remote control e When the power supply has been turned on the automatic address setup starts and display which indicates that address is being set up flashes on the display part During setup of automatic address the remote control operation is not accepted Required time up to the finish of automatic addressing is approx 5 minutes NOTE In some cases it is necessary to change the address manually after setup of the automatic address according to the system configuration of the group control Procedure example 1 Manual address setup procedure While the operation stops change the setup Be sure to stop the operation of the unit 23 Under Ceiling Type FILTER RESET TEST Procedure 1 Push simultaneously buttons for 4 seconds or more After a alle the display part flashes as shown below Check the displayed CODE No is 10 e When the CODE No is other than 10 push button to erase the display and repeat procedure from the first step After pushing amp button operation of the remote control is not accepted for approx 1 minute For a group control No of the firstly displayed indoor unit becomes the header unit Display changes according to the model No of indoor unit Procedure 2 Every pushing button the indoor UNIT No in the group control is displayed in order
46. t It is necessary to troubleshooter the compressor and refrigeration cycle malfunction Open the valve fully Open the valve of the outdoor unit fully For details refer to the Installation Manual attached to the outdoor unit Gas leak check Check with a leak detector or soap water whether gas leaks or not from the pipe connecting section or cap of the valve REQUIREMENT Use a leak detector manufactured exclusively for HFC refrigerant R410A R134a etc 12 12 EN Under Ceiling Type Installation Manual Thermal insulation process Apply thermal insulation for the pipes separately at liquid side and gas side For the thermal insulation to the pipes at gas side be sure to use the material with heat resisting temperature 248 F 120 C or higher Using the attached thermal insulation material apply the thermal insulation to the pipe connecting section of the indoor unit securely without gap REQUIREMENT e Apply the thermal insulation to the pipe connecting section of the indoor unit securely up to the root without exposure of the pipe The pipe exposed to the outside causes water leak e Wrap heat insulator with its slits facing up ceiling side Wrap the pipe with the attached heat insulator without any gap between the indoor unit Indoor unit yA The seam must be faced upward ceiling side Flare nut Heat insulator a insulation da of the pipe Accessory
47. tdoor circuit or short circuit of the outdoor air temp sensor was per air temp sensor error continued detected indo r nitroom tem Room temp sensor TA indoor P C board Open F10 ALT P Indoor circuit or short circuit of the room temp sensor TA was Auto reset sensor TA error detected F12 TS sensor may be displaced disconnected or short i F06 O ALT TS sensor error Outdoor circuited Entire stop F13 z Abnormal temperature was detected by the temp sensor L29 O ALT Heat sink sensor error Outdoor f the IGBT heat sink Entire stop F15 Temp sensor z F06 O ALP onneton error Outdoor Temp sensor TE TS may be connected incorrectly Entire stop F29 s m Indoor unit other P C Indoor Indoor P C board EEPROM error Auto reset board error 30 30 EN 31 EN Under Ceiling Type __ Installation Manual LA O SIM aa unit P G Outdoor Outdoor P C board In the case of EEPROM error Entire stop Current detect circuit power voltage Minimum g Outdoor unit frequency was reached in the current releasing control or H01 oO compressor Outdoor short circuit current Idc after direct excitation was Entire stop breakdown detected Wiring error of compressor open phase Outdoor unit Compressor circuit Compressor lock was detected i H0
48. ure of heating can be raised For change the setup time refer to the application control Change of filter sign turning on time and How to increase the heating effect in this Manual Under Ceiling Type E Wireless remote control Decide the position which remote control is operated and the installation place And then refer to the Installation Manual of the wireless remote controller kit sold separately The signal of the wireless type remote control can be received within approx 23 7 m This distance is a criterion and varies a little according to capacity of the battery etc e To prevent malfunction select a place where is not affected by a fluorescent lamp or direct sunlight e Two or more up to 6 units wireless type indoor units can be set in a room E Before installation 1 Removal of suction grille Slide the suction grille fixing knobs 2 positions toward the arrow direction and then open the suction grille Under the condition of suction grille opened push the hook section of hinges 2 positions at the rear side and then pull out the suction grille Suction grille fixing knob Suction grille Pull out suction grille while pushing hook Installation Manual 2 Removing wire guard Remove the screws 2 pcs which are fixing the wire guard Remove the clam
49. work Incomplete grounding cause an electric shock Do not connect ground wires to gas pipes water pipes lightning rods or ground wires for telephone wires e Turn off the circuit breaker before attempting any electrical work Make sure all circuit breaker is off Failure to do so may cause electric shock e Install the refrigerant pipe securely during the installation work before operating the air conditioner If the air conditioner is operated with the valve open and without the refrigerant pipe the compressor sucks air and the refrigeration cycle is overpressurized which may cause a burst or injury e When moving the air conditioner for the installation into another place be very careful not to enter any gaseous matter other than the specified refrigerant into the refrigeration cycle If air or any other gas is mixed in the refrigerant the gas pressure in the refrigeration cycle becomes abnormally high and it resultingly causes pipe burst and injuries on persons Perform installation work properly according to the Installation Manual Inappropriate installation may result in water leakage electric shock or fire e When the air conditioner is installed in a small room provide appropriate measures to ensure that the concentration of refrigerant leakage occur in the room does not exceed the critical level Install the air conditioner securely in a location where the base can sustain the weight adequately Perform the specified inst
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