Toshiba RAS-B07J2KVSG-E Service Manual Download Page 138

Page: 138 / 139

13-

. Outdoor Unit (Part-E)

RAS-16

J2AVSG-E

701

702

709

704

705

TS-SENSOR

706

TD-SENSOR

707

TE-SENSOR

708

TO-SENSOR

703

710 HOLDER-SENSOR (TE)

711 HOLDER-SENSOR (TS)

712 HOLDER-SENSOR (TD)

Location

Part

Location

Part

No.

701

43T62351

707

43T50352

702

43T6W707

708

43T50360

703

43T60392

709

43T62313

704

43T60326

710

43T63318

705

43T50353

711

43T63316

706

43T50334

HEATSINK

PC BOARD ASSY

TERMINAL-5P

FUSE

TEMPERATURE SENSOR

712

43T63317

TEMPERATURE SENSOR

TC-SENSOR(TO)

PC PLATE BASE

HOLDER SENSOR

HOLDER,SENSOR

Description

- 138 -

Summary of Contents for RAS-B07J2KVSG-E

Page 1: ...T TYPE Outdoor Unit RAS 07J2AVSG E RAS 10J2AVSG E RAS 13J2AVSG E RAS 16J2AVSG E Indoor Unit RAS B07J2KVSG E RAS B10J2KVSG E RAS B13J2KVSG E RAS B16J2KVSG E RAS B07N4KVSG E RAS B10N4KVSG E RAS B13N4KVSG E RAS B16N4KVSG E FILE NO SVM 20015 ...

Page 2: ...EWS 19 5 WIRING DIAGRAM 21 6 SPECIFICATIONS OF ELECTRICAL PARTS 23 7 REFRIGERANT CYCLE DIAGRAM 24 8 CONTROL BLOCK DIAGRAM 28 9 OPERATION DESCRIPTION 31 10 INSTALLATION PROCEDURE 65 11 HOW TO DIAGNOSE THE TROUBLE 83 12 HOW TO REPLACE THE MAIN PARTS 111 13 EXPLODED VIEWS AND PARTS LIST 133 2 ...

Page 3: ...prevent mixing of refrigerant or refrigerating machine oil the sizes of connecting sections of charging port on main unit and installation tools are different from those used for the conventional refrigerant units Accordingly special tools are required for the new refrigerant R32 units For connecting pipes use new and clean piping materials with high pressure fittings made for R32 only so that wat...

Page 4: ... IT MAY RESULT IN THE PIPE BURSTING AND POSSIBLE PER SONNEL INJURIES IN THE EVENT THAT THE REFRIGERANT GAS LEAKS OUT OF THE PIPE DURING THE SERVICE WORK AND THE INSTALLATION WORK IMMEDIATELY LET FRESH AIR INTO THE ROOM IF THE REFRIGERANT GAS IS HEATED SUCH AS BY FIRE GENERATION OF POISONOUS GAS MAY RESULT WARNING Never modify this unit by removing any of the safety guards or bypassing any of the s...

Page 5: ...lectric shock Do not store it in a wet basement or expose to rain or water After unpacking the unit examine it carefully for possible damage Do not install the unit at place where leakage of ﬂammable gas may occur In case gas leaks and accumulates at surrounding of the unit it may cause of ﬁre Do not install in a place that can increase the vibration of the unit Do not install in a place that can ...

Page 6: ...sion Height mm 550 Width mm 780 Depth mm 290 Net weight kg 26 Compressor Motor output W 550 Type Model KSK75D43UEZA Fan motor output W Air flow rate Cooling Heating m3 min 32 32 Piping Type Flare connection connection Indoor unit Liquid side mm 6 35 Gas side mm 9 52 Outdoor unit Liquid side mm 6 35 Gas side mm 9 52 Maximum length m 20 Maximum charge less length m 15 Maximum height difference m 12 ...

Page 7: ... Cooling Heating m3 min 11 11 12 12 Outdoor unit Unit model RAS 10J2AVSG E RAS 13J2AVSG E Dimension Height mm 550 550 Width mm 780 780 Depth mm 290 290 Net weight kg 26 30 Compressor Motor output W 550 620 Type Model KSK75D43UEZA Fan motor output W 43 Air flow rate Cooling Heating m3 min 32 32 33 33 Piping Type Flare connection connection Indoor unit Liquid side mm 6 35 Gas side mm 9 52 Outdoor un...

Page 8: ...sion Height mm 550 Width mm 780 Depth mm 290 Net weight kg 33 Compressor Motor output W 890 Type Model KSN108D22UFZ Fan motor output W Air flow rate Cooling Heating m3 min 34 34 Piping Type Flare connection connection Indoor unit Liquid side mm 6 35 Gas side mm 12 70 Outdoor unit Liquid side mm 6 35 Gas side mm 12 70 Maximum length m 20 Maximum charge less length m 15 Maximum height difference m 1...

Page 9: ...VSG E RAS B07J2KVSG E RAS B16J2KVSG E RAS B10J2KVSG E RAS B07J2KVSG E 50 55 60 65 70 75 80 85 90 95 100 105 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 Cooling Capacity ratio Outside Temperature oC Conditions Indoor DB 27oC WB 19oC Outdoor DB 35oC WB 24oC Indoor Air Flow High Pipe Length 5m Voltage 230V 50Hz Capacity ratio 100 2 00kW RAS B07J2KVSG E 2 50kW RAS B10J2KVSG E 3 50kW RAS B13J2KVSG E 4...

Page 10: ... E RAS B07N4KVSG E RAS B16N4KVSG E RAS B10N4KVSG E RAS B07N4KVSG E 50 55 60 65 70 75 80 85 90 95 100 105 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 Cooling Capacity ratio Outside Temperature oC Conditions Indoor DB 27oC WB 19oC Outdoor DB 35oC WB 24oC Indoor Air Flow High Pipe Length 5m Voltage 230V 50Hz Capacity ratio 100 2 00kW RAS B07N4KVSG E 2 50kW RAS B10N4KVSG E 3 50kW RAS B13N4KVSG E 4 60...

Page 11: ...rs in places where installation repairs or similar work on air conditioning equipment is performed 3 If a 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 moisture dust or oil to remain in the refrigeration cycle Ot...

Page 12: ... of socket joints Nominal diameter 1 4 3 8 1 2 5 8 Reference outer diameter of copper pipe jointed mm 6 35 9 52 12 70 15 88 Minimum joint thickness mm 0 50 0 60 0 70 0 80 3 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 than lubricating oils used in the insta...

Page 13: ...pe 0 to 0 5 0 to 0 5 0 to 0 5 0 to 0 5 Conventional flare tool Clutch type Wing nut type 1 0 to 1 5 1 5 to 2 0 1 0 to 1 5 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 1 0 to 1 5 2 0 to 2 5 Table 3 2 4 Dimensions related to flare processing for R22 Nominal diameter 1 4 3 8 1 2 5 8 Outer diameter mm 6 35 9 52 12 70 15 88 Thickness mm 0 8 0 8 0 8 1 0 A mm Flare tool for R22 clutch type 0 to 0 5 0 to 0 5 0 to 0 5...

Page 14: ...ning torque for R32 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 tighten ing torque comply with values designated by manufacturers Table 3 2 7 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manu...

Page 15: ...ifold Charge hose Vacuum pump adapter Electronic balance for refrigerant charging Leakage detector Usage Pipe flaring Flaring by conventional flare tool Connection of flare nut Evacuating refrigerant charge run check etc Vacuum evacuating Refrigerant charge Gas leakage check R32 R410A air water heat pump installation Existence of new equipment for R32 Yes Yes Yes Yes Yes Yes Yes Whether conven tio...

Page 16: ...er and the connecting port of the electronic balance and charge liquid refrigerant Indoor unit Outdoor unit Opened Opened Refrigerant cylinder with siphon Check valve Open close valve for charging Electronic balance for refrigerant charging Opened Closed Service port 3 4 Recharging of Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according ...

Page 17: ...ler 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 cau...

Page 18: ... 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 3 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 t...

Page 19: ...ation plate hanger 131 131 140 131 120 24 Installation plate hanger Drain hose 0 4m Installation plate hanger Connecting pipe 0 35m Flare 9 52mm Connecting pipe 0 40m Flare 6 35mm Remote controller holder 149 63 17 5 57 Wireless remote controller 18 193 800 Knock out system 50 7 55 226 Air filter Air filter Air outlet 293 Heat exchanger Front panel Grille inlet 50 7 55 66 5 50 50 55 66 5 50 24 97 ...

Page 20: ...COVER PV Liquid side Flare 6 35 Ø Gas side Flare 9 52 For RAS 07 10 13J2AVSG E Flare 12 7 For RAS 16J2AVSG E Service port Installation dimension Air outlel 100 or more 100 or more 600 or more 600 or more Air intlel Ø Ø Ø Ø6 hole 86 Ø6 hole Ø11x14 hole R15 28 A 320 R5 5 36 108 125 50 137 92 5 4 600 320 90 600 90 275 290 550 Ø 436 Z R15 50 36 2 69 Unit mm 340 20 ...

Page 21: ...RAS B07J2KVSG E RAS B07N4KVSG E RAS 07J2AVSG E RAS B10J2KVSG E RAS B10N4KVSG E RAS 10J2AVSG E RAS B13J2KVSG E RAS B13N4KVSG E RAS 13J2AVSG E 5 WIRING DIAGRAM 21 ...

Page 22: ...RAS B16J2KVSG E RAS B16N4KVSG E RAS 16J2AVSG E 22 ...

Page 23: ...C 7 Discharge temp sensor TD sensor Inverter attached 62kΩ at 20 C 8 Outside air temp sensor TO sensor Inverter attached 9 Heat Exchanger temp sensor TE sensor Inverter attached 10kΩ at 25 C 10 Terminal block 5 poles JXO 5B AC 250V 20A Parts name 10kΩ at 25 C RAS 07 10 16 RAS 13 SQ A2522G 000352 AC 220 240V No Type ype Specificat 1 Fan Motor for indoor 2 Room temp sensor TA sensor 10kΩ at 25 C 3 H...

Page 24: ...copper pipe Outer dia 6 35mm Thickness 0 8mm Sectional shape of heat insulator Allowable height difference 12m Allowable pipe length Strainer Pulse Modulating valve at liquid side Ø1 2 x 80 Ø1 2 x 80 TD 4 way valve Compressor KSK75D43UEZA TS T2 Outdoor heat exchanger Split capillary Temp measurement 07k Refrigerant amount 0 55kg 10k Refrigerant amount 0 55kg Propeller fan OUTDOOR UNIT Muffler Muff...

Page 25: ...ess 0 8mm Sectional shape of heat insulator Allowable height difference 12m Allowable pipe length Strainer Pulse Modulating valve at liquid side Ø1 2 x 80 Ø1 2 x 80 TD 4 way valve Compressor KSK89D53UFZ TS T2 Outdoor heat exchanger Split capillary Temp measurement Refrigerant amount 0 80kg Propeller fan OUTDOOR UNIT Muffler Muffler TE TC TA The maximum pipe length of this air conditioner is 15 m W...

Page 26: ...port Deoxidized copper pipe Outer dia 12 7mm Thickness 0 8mm Pulse Modulating valve at liquid side TD 4 way valve Compressor KSN108D22UFZ TS T2 Outdoor heat exchanger Temp measurement Propeller fan OUTDOOR UNIT Muffler Muffler TE TC TA Max 20m Min 2m Chargeless 15m TO Strainer RAS B16J2KVSG E RAS B16N4KVSG E RAS 16J2AVSG E Strainer Refrigerant amount 0 80kg NOTE The maximum pipe length of this air...

Page 27: ...emp Connecting piping m 5 0 RAS B16J2KVSG E RAS B16N4KVSG E 1 0 to 1 1 9 to 10 49 to 51 High High 78 Model name Standard Indoor Outdoor Compressor pressure fan mode fan mode revolution Indoor Outdoor P MPa T1 C T2 C rps 20 7 6 RAS B07J2KVSG E RAS B07N4KVSG E 2 4 to 2 6 39 to 40 1 to 2 High High 54 RAS B13J2KVSG E RAS B13N4KVSG E 2 6 to 2 8 42 to 44 1 to 2 High High 78 Tempeature condition C Heat e...

Page 28: ... Signal Communication Functions M C U Indoor Unit Control Panel Power Supply Remote Control Heat Exchanger Sensor Temperature Sensor Infrared Rays Signal Receiver Infrared Rays Initiallizing Circuit Clock Frequency Oscillator Circuit Louver Motor 36 7KHz Power Supply Circuit Noise Filter Indoor Fan Motor Timer Display Operation Display Louver Driver Louver ON OFF Signal Serial Signal Communication...

Page 29: ...PM over current detect control Outdoor fan control High power factor correction control Inverter output frequency control A D converter function P M V control Discharge temp control 4 way valve control Signal communication to indoor unit P M V Pulse Modulating Valve M C U Micro Controller Unit M C U For INDOOR UNIT 4 way valve P M V Inverter DC AC Inverter DC AC Outdoor Fan motor Compressor WP 043...

Page 30: ...nput current release control IPM over current detect control Outdoor fan control High power factor correction control Inverter output frequency control A D converter function P M V control Discharge temp control 4 way valve control Signal communication to indoor unit P M V Pulse Modulating Valve M C U Micro Controller Unit M C U For INDOOR UNIT 4 way valve P M V Inverter DC AC Inverter DC AC Outdo...

Page 31: ...of operation command signal Serial signal from outdoor unit controller to indoor unit controller The following signals are sent from the outdoor unit controller The current operation mode The current compressor revolution Outdoor temperature Existence of protective circuit operation For transferring of these signals the indoor unit controller monitors the contents of signals and judges existence o...

Page 32: ... valve P M V control 45 16 Self Cleaning function 46 17 Remote A or B selection 48 9 3 Auto Restart Function 9 3 1 How to Set the Auto Restart Function 53 9 3 2 How to Cancel the Auto Restart Function 54 9 3 3 Power Failure During Timer Operation 54 9 4 Remote Controller and Its Fuctions 9 4 1 Parts Name of Remote Controller 55 9 4 2 Operation of remote control 55 18 Hi POWER Mode 48 9 4 3 Name an...

Page 33: ...EL ON timer setup OFF timer setup Hi POWER Indoor unit control Command signal generating function of indoor unit operation Calculation function temperature calculation Activation compensation function of indoor fan Cold draft preventive function Timer function Indoor heat exchanger release control Indoor fan motor Louver motor Outdoor unit Outdoor unit control Frequency control of inverter output ...

Page 34: ...ting the operation mode the fan speed is controlled by the previous operation mode 4 DRY operation DRY operation is performed according to the difference between room temperature and the setup temperature as shown below In DRY operation fan speed is controlled in order to prevent lowering of the room temperature and to avoid air flow from blowing directly to persons 1 Detects the room temperature ...

Page 35: ...e indicates one under condition of inclining downward blowing 1 When setting the fan speed to L L M M or H on the remote controller the operation is performed with the constant speed shown in Fig 1 2 When setting the fan speed to AUTO on the remote controller revolution of the fan motor is controlled to the fan speed level shown in Fig 2 and Table 1 according to the setup tempera ture room tempera...

Page 36: ... 548 650 548 650 582 W8 L L L 630 492 630 503 630 503 630 525 W7 L L 550 464 550 478 550 478 550 509 W6 L L 530 430 530 443 530 443 530 465 W5 UL UL L 520 384 520 398 520 398 520 417 W4 UL 510 343 510 356 510 356 510 369 W3 SUL SUL SL 510 316 510 328 510 328 510 336 W2 SUL 500 292 500 301 500 301 500 307 W1 500 278 500 282 500 282 500 286 Fan speed Mode RAS B16J2KVSG E RAS B16N4KVSG E level Coolin...

Page 37: ...b 0 5 c 1 0 d 1 5 e 2 0 f 2 5 g 5 0 5 5 L W9 M WD 1 2 3 H WE H WE Line approximate H and SUL with Tc SUL W2 Stop 46 46 Tc 34 45 45 33 33 33 21 32 32 20 A 4 A 4 A 4 A 4 A 4 A 4 Fan speed MANUAL in starting Fan speed AUTO in stability Fan speed AUTO in starting L L M M H W8 L M 2 WA M H 2 WE Indication Fan speed Fan speed setup HEAT ON AUTO YES NO MANUAL TC 42 C Min air flow rate control Tc 52 51 42...

Page 38: ...F status of fan motor continues 4 Motor operates as shown in the table below 1 Outdoor unit operation command Outdoor fan control Air conditioner OFF Alarm display Outdoor fan speed rpm In cooling operation In heating operation RAS 07J2AVSG E Hz 20 4 20 4 Hz 37 2 37 2 Hz RAS 07J2AVSG E Hz 21 6 21 4 Hz 54 0 54 0 Hz RAS 10J2AVSG E Hz 21 6 21 6 Hz 49 2 49 2 Hz RAS 10J2AVSG E Hz 21 6 21 6 Hz 67 8 67 8...

Page 39: ... speed so that electric power of the compressor drive circuit does not exceed the specified value 5 Current release control Set temp Ts Room temp Ta Correction of Hz signal Outdoor temp To Setup of current release point Capacity control continues Detection of electromotive force of compressor motor winding Detection of motor speed and rotor position Inverter output change Commutation timing change...

Page 40: ...he compressor speed is kept Q zone When temperature of the indoor heat exchanger drops in the range from 48 C to under 55 C the compressor speed is kept Q zone 2 When temperature of the indoor heat exchanger rises to 55 C or higher the compressor speed is reduced P zone 3 When temperature of the indoor heat exchanger does not rise to 52 C or when it drops below to 48 C the capacity control operati...

Page 41: ...TO 2 C SH SH0 2 C zone TE 25 C SH SH0 2 D zone More than 90 minutes accumulate heating operation time condition TE 2 C Table 2 b c a d Returning from defrost operation 1 Stop operation of the compressor for approx 40 seconds 2 Invert ON 4 way valve approx 30 seconds after stop of the compressor 3 The outdoor fan starts rotating at the same time when the compressor starts Defrost operation Defrost ...

Page 42: ...e air direction of the indoor unit Description 2 Louver position in heating operation 2 Air direction adjustment The position is automatically controlled according to the operation The set louver position is stored in memory by the microcomputer The angle of the louver is indicated as the louver closes fully is 0 1 Louver position in cooling operation mode COOL HEAT and the louver returns to the s...

Page 43: ...wer Limit Position 30 o 5 o Swing range 35o SWING button during operation the louver starts swinging Upper Limit Position Lower Limit Position Fixed Position before start swing 17 5 o 17 5 o Swing range 35o 4 HADA CARE Position Air flow upward to the ceiling provide indirect air flow to body and homogenize room temperature HADA care Louver position Initial setting of Cooling storage position Louve...

Page 44: ...und is heard and the temporary COOL operation starts To stop the temporary operation press the button again Press RESET button Did you press RESET button for 3 seconds or more Did you press RESET button for 10 seconds or more Switch to AUTO RESTART control YES NO NO YES Temporary AUTO operation Temporary COOL Operation 11 Discharge temperature control 1 Purpose This function detects error on the r...

Page 45: ... it is in the range of set tempera ture Discharge temp control 4 When defrost operation is performed the open degree of valve is adjusted accord ing to each setup conditions during preparation for defrost and during defrost operation 4 way valve is inversed 5 To turn off the compressor while the air conditioner stops by control of the thermostat or by remote controller adjust the open degree of va...

Page 46: ...of the operation performed prior to the reception of the stop code 3 After the Self Cleaning operation has been performed for the specified period the unit stops operating Unit now performing cooling or dry operation Press STOP button Only timer indicator lights and Self Cleaning operation starts Time set now elapses Operation stops function During Self Cleaning operations The louver opens slightl...

Page 47: ...oller to confirm setting Note Table above will show current status of Self Cleaning function Set or Cancel Self Cleaning function by push the RESET button on air conditioner When setting is changed the sound warning will alarm Beep The setting is changed following below 14 1 2 Self Cleaning function release How to set cancel Self Cleaning function To set cancel the Self Cleaning function proceed a...

Page 48: ... the Remote Control by the tip of the pencil 00 will be shown the air conditioner ON shown on the display Picture 4 Press MODE during pushing CHECK B will show on the display and 00 will disappear and the air conditioner will turn OFF The Remote Control B is memorized Picture Note 1 Repeat above step to reset Remote Control to be A 2 Remote Control A has not A display 3 Default setting of Remote C...

Page 49: ...Silent 1 Cooling heating capacity is limited maximum for 70 of rated Only compressor speed is limited Silent 2 CDU sound level is limited for lowest CDU sound level Compressor and CDU fan speed are limited This function is used when the user need to keep silent at outdoor side It is limit maximum compressor speed and CDU fan speed Sound level can be implemented by 2 silent level Sound level Rated ...

Page 50: ...ation 8 C heating operation 8 C Normal operation 8 C Normal operation Fireplace 1 Fireplace 2 Fireplace 1 Fireplace 2 21 QUIET mode Quiet mode is the system which control the revolving speed of indoor fan to work constantly at lower than speed L In addition noise level of indoor unit is less than usual Remarks 1 2 Quiet mode is unable to work in dry mode Quiet mode is appropriate to work with less...

Page 51: ... means cancel comfort sleep mode Heating mode The preset temperature will drop down as show on ECO operation Item No 9 Press the COMFORT SLEEP button to choose the operating hours Repeat pressing to setect thehours 1hr 3hr 5hr or 9 hr If the COMFORT SLEEP button is pressed again means cancel comfort sleep mode SLEEP mode To decrease the display lamp brightness or turn it off Press and hold 1 FAN f...

Page 52: ...ter switching one circuit breaker 3 minute delay time for compressor and 1 hour for plasma air purifier are set for the maintenance of the unit Purpose To start the unit immediately for the purpose of testing trial etc short timer can be used maintenance of the unit Short Timer Setting purifier on the remote control without CHK button and hold 00 will show on display them press SET button to make ...

Page 53: ...te controller to turn it on 9 3 Auto Restart Function This indoor unit is equipped with an automatic restarting function which allows the unit to restart operating with the set operating conditions in the event of a power supply being accidentally shut down The operation will resume without warning three minutes after power is restored This function is not set to work when shipped from the factory...

Page 54: ... to operate at this time press RESET button once more or use the remote controller to turn it on 9 3 2 How to Cancel the Auto Restart Function To cancel auto restart function proceed as follows Repeat the setting procedure the unit receives the signal and beeps three times The unit will be required to be turned on with the remote controller after the main power supply is turned off When the system...

Page 55: ...T Note The provided Remote Controller is a wireless type which also can be used as a wire Please see How to Connect The Remote Controller for Wired Operation located in installation instruction in case of wired control is required In wire operation remote controller will return to initial condition PRESET TIMER and CLOCK will return to initial condition when user shutdown power supply of Air condi...

Page 56: ... PG 1 appears on the LCD Press to change the program number in the sequence program 1 to program 4 PG 1 PG 2 PG 3 4 PG 4 Press or to select the desired time The time can be set between 0 00 and 23 50 in 10 minute intervals Press and hold the button to change setting time for 1 hr Only one of ON or OFF timer can be set on each program ON timer display OFF timer display OFF timer is used to stop the...

Page 57: ...desired fan speed 8 Add operations if required 6 Press 7 Press Press to use 8 C operation Notes Fireplace cannot select and memorize in weekly function Press Press Press to use ECO operation to use Hi POWER operation to use SILENT operation 9 Adding or editing the program The program can be set to perform on all the required days until is pressed to conf rm the setting 10 If adding or editing a pr...

Page 58: ...r to be Resetting the operation 1 Press 2 Press press conf rmed 3 Press to exit conf rming mode Deactivating WEEKLY TIMER operation Press while WEEKLY is displayed on the LCD The WEEKLY indicator will disappear from the LCD However the program will remain in the remote control The TIMER lamp goes off To reactivate the WEEKLY TIMER operation again press again LCD shows the next program The program ...

Page 59: ...ll blink to delete the program 2 Press deleted 3 Press 4 Press Press while the LCD is blinking The program has now been deleted All programs The day of the week and the program number will be displayed 1 Press 2 Press and hold for 3 seconds All programs will be deleted and LCD displays current operation Notes Make sure the remote control receiving module on the air conditioner receives the signal ...

Page 60: ...r low speed programmed from factory 8 C Heating Operation 8 C Heat mode operation for keep room temperature 5 13 C with less of energy usage Fireplace and 8 C Heating Operation 8 C FIREPLACE 1 FIREPLACE 2 Normal operation Note While Fireplace operation on heating mode indoor unit fan always runs and cold air breezing might be occurred Fireplace and 8 C will operate in Heating mode only 4 COOLING H...

Page 61: ...MFORT SLEEP OPERATION For comfortable sleep automatically control air flow and automatically turn OFF Except in DRY mode 1 Press Select 1 3 5 or 9 hrs for OFF timer operation Note The cooling operation the set temperature will increase automatically 1 degree hour for 2 hours maximum 2 degrees increase For heating operation the set temperature will decrease 2 Press to cancel the comfort sleep opera...

Page 62: ...will have a tight sleep in nighttime By this feature the heating capacity will be optimized to deliver such silent experience The silent operation can be selected from one of two purposes Silent 1 and Silent 2 There are three setting parameters Standard level Silent 1 Silent 2 Silent 1 Though operating silently the Heating or Cooling capacity is still prioritized to ensure having suff cientcomfort...

Page 63: ...r the next same operation 12 PRESET OPERATION Set your preferred operation for future use The setting will be memorized by the unit for future operation except air flow direction 1 Select your preferred operation for 3 seconds to memorize the setting The P mark 2 Press and hold displays 3 Press Operate the preset operation 13 AIR FLOW DIRECTION 1 Press FIX Move the louver in the desired vertical d...

Page 64: ...he Hi POWER button to start and press it again to stop the operation 8 PRESET indicator Flashes for 3 seconds when the PRESET button is pressed during operation The mark is shown when holding down the button for more than 3 seconds while the mark is flashing Press another button to turn off the mark 9 POWER SEL 10 A B change indicator remote controller When the remote controller switching function...

Page 65: ...eries 7 Flat head wood screw 4 Remote control holder Vinyl tape Apply after carrying out a drainage test Wireless remote control Saddle Extension drain hose Not available provided by installer Shield pipe Attach to the front panel Air f lter Hook Installation plate Hook 65 mm or more 300 mm or more 300 mm or more 600 mm or more 100 mm or more 100 mm or more 600 mm or more 600 mm or more Make sure ...

Page 66: ...al installation parts 10 2 Installation Fixing bolt arrangement of outdoor unit Part code Parts name Q ty A Refrigerant piping Liquid side Ø6 35 mm Gas side Ø9 52 mm RAS B07 10 13J2KVSG E Ø12 70 mm RAS B16J2KVSG E One each B Pipe insulating material polyethylene foam 6 mm thick 1 C Putty PVC tapes One each Drain outlet Air inlet Air outlet 108 mm 28 mm 600 mm 320 mm 125 mm 86 mm 102 mm 90 mm Ø 2 5...

Page 67: ...ust tuck or covers the f lter 1 Recommend to use vacuum to clean by sucking the dusts which stick or dip inside the f lter or use the blower to blow the dust go out through the f lter 2 If necessary to use water to clean simply use the plain water to wash the f lter dry with the sunlight for 3 4 hours or until it completely dry Nevertheless use hair drier to dry it However washing with water it ma...

Page 68: ...ort size have been changed to 1 2 UNF 20 threads per inch When purchasing a charge hose be sure to confirm the port size As pressure is high and gasification speed is fast it is difficult to read the indicated value by means of charging cylinder as air bubbles occur The size of opposite sides of flare nuts have been increased Incidentally a common wrench is used for nominal diameters 1 4 and 3 8 B...

Page 69: ...utting a hole and mounting installation Cutting a hole When installing the refrigerant pipes from the rear 1 After determining the pipe hole position on the mounting plate A drill the pipe hole 65 mm at a slight downward slant to the outdoor side NOTE When drilling a wall that contains a metal lath wire lath or metal plate be sure to use a pipe hole brim ring sold separately Mounting the installat...

Page 70: ...4 5 6 Open two screw cap and securely remove two screws at the front panel Slightly open the lower part of the front panel then pull the upper part of the front panel toward you to remove it as shown on ﬁgure 1 Arrange the control wire as detail and speciﬁcation as shown on ﬁgure 2 Securely connect the control wire to terminal of Display unit as shown on ﬁgure 3 tighten ﬁrmly but not over 0 12 N m...

Page 71: ...e Piping preparation 1 Die cutting back body slit Cut out the slit on the leftward or right side of the back body for the left or right connection and the slit on the bottom left or right side of the back body for the bottom left or right connection with a pair of nippers 2 Changing drain hose For leftward connection bottom leftward connection and rear leftward connection s piping it is necessary ...

Page 72: ...e auxiliary pipes and connecting pipes to each other and cut off the insulating tape wound on the connecting pipe to avoid double taping at the joint moreover seal the joint with the vinyl tape etc Since dewing results in a machine trouble make sure to insulate both the connecting pipes Use polyethylene foam as insulating material When bending a pipe carefully do it not to crush it Installation pl...

Page 73: ...ide Fig 10 3 16 2 Put water in the drain pan and make sure that the water is drained out of doors 3 When connecting extension drain hose insulate the connecting part of extension drain hose with shield pipe Fig 10 3 17 CAUTION Arrange the drain pipe for proper drainage from the unit Improper drainage can result in dew dropping This air conditioner has the structure designed to drain water collecte...

Page 74: ...ise level and vibration A place where the operation noise and discharged air do not disturb your neighbors A place which is not exposed to a strong wind A place free of a leakage of combustible gases A place which does not block a passage When the outdoor unit is to be installed in an elevated position be sure to secure its feet The allowable length of the connecting pipe The allowable height of o...

Page 75: ... diameter and drain off the water For the position where the drain nipple is installed refer to the installation diagram of the indoor and outdoor units Check that the outdoor unit is horizontal and route the drain hose at a downward sloped angle while ensuring that it is connected tautly Base plate Drain nipple Commercially available drain hose Do not use ordinary garden hose but one can f atten ...

Page 76: ... the Ev indoor unit using a v refriger acuum pump Do not use the ant in the outdoor unit For details see the manual of the vacuum pump Using a vacuum pump Be sure to use a vacuum pump with counter flow prevention function so that inside oil of the pump does not flow backward into pipes of the air conditioner when the pump stops If oil inside of the vacuum pump enters into the air conditioner which...

Page 77: ...e at gas side Service port Valve core Setting pin Vacuum pump Vacuum pump adapter for counter f ow prevention Charge hose Handle Hi Keep full closed Manifold valve Pressure gauge Compound pressure gauge Handle Lo Charge hose Connecting pipe 101 kPa 76 cmHg KEEP IMPORTANT 6 POINTS FOR PIPING WORK 1 Take away dust and moisture inside of the connecting pipes 2 Tighten the connections between pipes an...

Page 78: ...mbersontheterminal block of indoor and outdoor unit 3 Insert the power cord and the connecting cable carefully into the terminal block and secure it tightly with screws 4 Use vinyl tape etc to insulate the cords which are not going to be used Locate them so that they do not touch any electrical or metal parts 5 Secure the power cord and the connecting cable with the cord clamp 6 Attach the electri...

Page 79: ...onnecting cable Terminal block Connecting cable connect to 1 2 3 Terminal block L N 1 2 3 Earth line Power supply cable Connecting cable Earth line Connecting cable Stripping length of the connecting cable 3 50 mm Earth line 10 mm 70 mm 10 mm Power Supply Input at Outdoor Unit Terminal Block Recommend Indoor Unit Outdoor Unit Connecting cable connect to 1 2 3 Terminal block L N 1 2 3 Earth line Co...

Page 80: ...ow a general wiring capacity 7 Wrong wiring connection may cause some electrical part burn out 8 Incorrect or incomplete wiring is carried out it will cause an ignition or smoke 9 This product can be connected to main power supply Connection to fixed wiring A switch which disconnects all poles and has a contact separation at least 3mm must be incorporated in the fixed wiring CAUTION Power input at...

Page 81: ...ied out it will cause an ignition or smoke 9 This product can be connected to main power supply Connection to f xedwiring Aswitchwhichdisconnectsallpolesandhasacontactseparationatleast3mm must be incorporated in the f xedwiring CAUTION Power Supply Input at Outdoor Unit Terminal Block Indoor Unit Outdoor Unit Connecting cable connect to 1 2 3 Terminal block L N 1 2 3 Earth line Connecting cable Co...

Page 82: ...setting Both are set to A setting in factory shipment The remote control signal is not received when the settings of indoor unit and remote control are different There is no relation between A setting B setting and A room B room when connecting the piping and cables To separate using of remote control for each indoor unit in case of 2 air conditioner are installed near Remote Control B Setup 1 Pre...

Page 83: ... the electric shock may be caused in case of touching parts on the P C board by hand The new inverter will be incorporated starting with this unit K The control circuitry has an uninsulated construction No 1 2 3 4 5 Troubleshooting Procedure First Confirmation Primary Judgment Judgment by Flashing LED of Indoor Unit Self Diagnosis by Remote Controller Judgment of Trouble by Every Symptom No 6 7 8 ...

Page 84: ...power At times such as when the circuit board is to be replaced place the circuit board assembly in a vertical position Laying the board flat on an electrically conductive object such as the top panel of the air conditioner s outdoor unit while a charge is still retained by the electrolytic capacitors of the inverter s main circuit may cause short circuiting between the electrolytic capacitors and...

Page 85: ...arge the electrolytic capacitor completely by using soldering iron etc Discharging method 1 Remove the inverter cover plating by opening four mounting claws 2 As shown below connect the discharge resistance approx 100Ω40W or plug of the soldering iron to voltage between terminals of the C07 WARNING ELECTRIC SHOCK is indicated electrolytic capacitor 760µF 400V on P C board and then perform discharg...

Page 86: ...erated Increasing of compressor motor speed stops approx 30 seconds after operation started and then compressor motor speed increases again approx 30 seconds after In AUTO mode the operation mode is changed In HEAT mode the compressor motor speed does not increase up to the maxi mum speed or decreases before the temperature arrives at the set temperature Description The OPERATION lamp of the indoo...

Page 87: ...em B and a part of item E occur concurrently priority is given to the block of item B 3 The check codes can be confirmed on the remote controller for servicing OPERATION Flashing display 1 Hz OPERATION TIMER Flashing display 5 Hz OPERATION Flashing display 5 Hz OPERATION TIMER White Flashing display 5 Hz OPERATION Flashing display 5 Hz Protective circuit operation for indoor P C board Protective c...

Page 88: ...dicatesthe in formation of the self diagnosison the display of the remote controller with the check codes If a fault isdetected all lampson the indoor unit will flash at 5Hz and it will beep for 10seconds Beep Beep Beep The timer lamp usually flashes 5Hz during self diagnosis is indicated on the display of the remote controller Press ON OFF button to change the check code backward 2 digits alphanu...

Page 89: ...m Operation Flashes when 1 Check the sensor TA and connection board temperature sensor is continues error is detected 2 In case of the sensor and its short Circuit or disconnection connection is normal check the P C board TC sensor The heat Operation Flashes when 1 Check the sensor TC and connection exchanger temperature continues error is detected 2 In case of the sensor and its sensor of the ind...

Page 90: ...ard outdoor unit open 4 The outdoor unit abnormal stop at circuit of signal some time Signal circuit of indoor If the other check codes are found P C board or outdoor concurrently check them together P C board is failure Check protector hardware such in some period as Hi Pressure switch Thermal Relay etc Check refrigerant amount or any possibility case which may caused high temperature or high pre...

Page 91: ... OFF Flashes after Even if trying to operate again all inverter P C board error error is detected operations stop replace inverter 4 times P C board All OFF Flashes after error is detected 4 times 1 Check sensors TE TS connection In case of sensors and it s connection is normal check the inverter P C board 2 Check 4way valve operation position In case TE TS detected temperature relationship are di...

Page 92: ...es When error count comes 4 or 8 times record error to check code But after re starting operation if no error is detected and air conditioner can operate more than 6 minutes error count is cleared The others Return signal of the outdoor Indoor unit Flashes when 1 Check power supply Rate 10 including unit has been sent when operates error is detected 2 If the air conditioner repeat operates compres...

Page 93: ... All OFF Flashes after 1 Check sensors TD exceeded 117o C error is detected 2 Check refrigerant amount 4 times 3 Check P M V by measure the resistance of the coil and confirm its operation sound of initial operation etc 4 Observe any possibility cause which may affect high temperature of compressor Compressor is high current All OFF Flashes after 1 Check installation conditions such as though oper...

Page 94: ...signal of the indo unit by using diode Measure voltage at terminal block of the indoor unit between No 2 and No 3 or L2 and S If signal is varied 15 60V continuously replace inverter P C board If signal is not varied replace indoor P C board 4 Check and clean heat exchanger area Indoor and Outdoor unit Instantaneous power failure Some protector hardware of the outdoor unit open circuit of signal S...

Page 95: ... controller Is voltage DC5V 12V and 15V indicated on rear of indoor control board nor mal Does transmission mark on remote controller flash normally and is its signal transmitted properly Item by symptoms Operation Check Item Considerable principle cause Measures Remote controller is defective Refer to 5 Troubleshooting for remote controller Unit operates normally Replace main P C board Replace fa...

Page 96: ...rd is replaced Confirmation procedure YES YES NO NO Turn on power supply Does operation lamp flash Is it wired as shown in Figure below Return the wiring of the power relay is returned to the normal procedure To the paragraph of No Power turns on 96 ...

Page 97: ...ck this condition within 15 seconds after starting unit Start to operate the indoor unit in except heating operation At this time is it possible to detect DC 1V or more between 5 and 3 of motor connector CN36 Is it possible to detect DC 311 340V between 1 and 3 of motor connector CN36 Motor connection condition Is it possible to detect DC 15V between 4 and 3 of motor connector CN36 Is it possible ...

Page 98: ...nge airflow level to HIGH Is it possible to rotate cross flow fan by hand properly Fan motor operates normally Replace bearing of cross flow fan YES YES YES NO NO NO Does check cross flow fan bearing normal condition Replace indoor fan motor Replace main P C board Does check display on remote show high Change the new PC board Does fan speed change Replace remote Replace motor NO NO NO YES YES YES ...

Page 99: ...ove the cover of the fan motor lead wires 3 Check DC voltage with CN36 connector while the fan motor is rotating NOTE Do not disconnect the connector while the fan motor is rotating Use a thin test rod Indoor fan starts rotating when power supply is turned on Check output DC voltage of fan motor on P C board Measure voltage between 3 GND BLACK and 5 V line YELLOW of motor connector CN36 while indo...

Page 100: ...g within 5 cm distance from the radio P C board is failure Replace P C board Is operation possible when the transmitter is moved nearer to the infrared signal receiver of the air conditioner Battery life Replace the batteries Dose the transmission indicator light Is there any beep and operation Normal Remote control is failure Replace remote control Push the button YES There is no beep from the in...

Page 101: ...onds after starting of the operation Be sure to prepare a diode for judgment Normal time Voltage swings between DC15 and 60V Inverter Assembly check 11 7 1 Abnormal time Voltage does not vary 2 Outdoor unit stops in a little while after operation started Check procedure Select phenomena described below 1 The outdoor unit stops 10 to 20 minutes after operation started and 10 minutes or more are req...

Page 102: ...nd add gas if pressure is low Is connecter of coil connected to inverter Is coil of the pulse motor valve P M V correctly set Existence of condensation at outlet of P M V If there is condensation at outlet 1 4 inch Ø6 35mm valve side the valve is clogged Are temp sensors of indoor outdoor units correctly set to the holder NOTE The temperature sensors which are used to control pulse motor valve inc...

Page 103: ...B01 Connect discharge resistance approx 100Ω 40W or soldering iron plug between terminals of the electro lytic capacitor 760µF of C07 with printed WARNING ELECTRIC SHOCK on P C board OK if 760µF DC290 to 400V Remove CN31 while pushing the part indicated by an by an arrow because CN31 is a connector with lock Resistance between phases should be approx 16 to 51Ω Should be 100MΩ or more Replace outdo...

Page 104: ...mmary If fuse was blown be sure to check the electrolytic capacitor and diode block DB01 Connect discharge resistance approx 100Ω 40W or soldering iron plug between terminals of the electro lytic capacitor 760µF of C09 C10 with printed WARNING ELECTRIC SHOCK on P C board OK if 760µF DC280 to 380V Remove CN31 whilepushing the part indicated by an by an arrow because CN31 is a connector with lock Re...

Page 105: ... How to Check Simply the Main Parts 11 8 1 How to Check the P C Board Indoor Unit 1 Operating precautions 1 When removing the front panel or the P C board be sure to shut off the power supply breaker 2 When removing the P C board hold the edge of the P C board and do not apply force to the parts 3 When connecting or disconnecting the connectors on the P C board hold the whole housing Do not pull a...

Page 106: ...OPERATION TIMER HI POWER ECO Wi Fi are lit for 3 seconds and they return to normal 3 seconds later 1 Check whether or not the compressor operates 2 Check whether or not the OPERATION indicator flashes 1 Check whether or not the compressor operates 2 Check whether or not the OPERATION indicator flashes 1 Check it is impossible to detect the voltage AC120V or higher voltage between red and black 2 T...

Page 107: ...e k Temperature C TA TC TO TS TCJ TE TD 1 Sensor characteristic table 11 8 2 P C Board Layout TD Discharge temp sensor TA Room temp sensor TC TCJ Heat exchanger temp sensor TO Outdoor temp sensor TS Suction temp sensor TE Outdoor heat exchanger temp sensor 5V GND 12V 107 ...

Page 108: ...e White Black Black Red 3 4 Way valve coil at 20 C 4 Pulse Modulating Valve PMV coil Model PQ M10012 000313 5 Outside air temp sensor TO Discharge temp sensor TD Suction temp sensor TS Exchanger temp sensor TE 2 35Ω 33 7 1 7Ω Resistance value Position 2 18Ω Position White Red Black Measure the resistance value of each winding by using the tester Red White Black Measure the resistance value of wind...

Page 109: ...module 1 Turn OFF the power supply breaker 2 Discharge all three capacitors completely 3 Check that the normal rectification characteristics are shown in continuity test by the tester 11 8 5 Checking Method for Each Part Case that product is good Pointer swings once and returns slowly When performing test once again under another polarity the pointer should return No Part name Checking procedure D...

Page 110: ... inside of the outdoor fan motor 4 Motor drive circuit failure of the outdoor P C board 3 How to simply judge whether outdoor fan motor is good or bad NOTE However GND circuit error inside of the motor may be accepted in some cases when the above check is performed When the fan motor does not become normal even if P C board is replaced replace the outdoor fan motor If the resistance value between ...

Page 111: ... ventilated 3 Do not bring welding equipment near flammable objects Flames from the equipment may cause the flammable objects to catch fire If keeping the power on is absolutely unavoidable while doing a job such as inspecting the cir cuitry wear rubber gloves to avoid contact with the live parts Electric shocks may be received if the live parts are touched High voltage circuits are contained insi...

Page 112: ...m 3 2 Remove screw holding the electric part cover 3 Disconnect the connectors for the fan motor and louver motor from P C board assembly 4 Remove the earth screw and earth line from evaporator 5 Pull out TC and TCJ sensor from sensor holder of the evaporator 6 Remove the 2 fixing screws that secures the electric parts box assembly unit display assembly and remove the electric parts box assembly E...

Page 113: ...w Fan motor Body back Horizontal louver 6 1 Remove shaft of the horizontal louver from the back body First remove 2 the center shafts then remove the other shafts To re installation Check the type name of fan motor Keep connector position and arrange fan motor wires follow figure For SJM 240 25 4 5 Fan motor connector Fan motor wires Hexagon screw driver Vertical louver Cross flow fan Fan motor Sc...

Page 114: ...an from the back body Louver motor connector P C board To re installation Press the drain pan into the back body Please make sure ribs of drain pan in left and right side must be install to lock position Press the center arm of drain pan to back body Connectors Electric part cover Screw Unit display Screw Louver motor connector Center arm of drain pan Back body Drain pan Back body Drain pan Rib of...

Page 115: ... the Cross flow fan is keep 3 5mm from closed wall of the main unit Holding the set screw install the cross flow fan so that flat area on shaft of the fan motor comes to the mounting hole of the set screw 4 Lift up the heat exchanger follow the figure Pull out the left hand side until the cross flow fan is released from the shaft of the fan motor and then pull out the lower side of heat exchanger ...

Page 116: ...tor cover then pull out the upper side of heat exchanger To re installation Put the evaporator hins seal on the body back before assembly the heat exchanger Please keep assembly heat exchanger follow figure as below Cross flow fan Heat exchanger Evaporator hins seal Please make sure that the hook of motor cover must be installed into the locking slot of heat exchanger Hook Heat exchanger Motor cov...

Page 117: ...urn the power supply off to stop the operation of air conditioner 2 Remove the front panel Remove the 2 fixing screws 3 Remove the electrical part base Remarks Replace terminal block microcomputer ass y and the P C board ass y Microcomputer 117 ...

Page 118: ...g cable 4 Remove the upper cabinet ST2TØ4 10L 5 pcs After removing screws remove the upper cabinet pulling it upward 2 Attachment 1 Attach the upper cabinet ST2TØ4 10L 5 pcs 2 Perform cabling of connecting cable and attach the cord clamp Fix the cord clamp by tightening the screws ST2TØ4 x 14L 3 pcs fitting 2 concave parts of the cord clamp to each connecting cables 3 Attach the valve cover ST2TØ4...

Page 119: ...e cabinet left at the front left side so pull up the top of the front cabinet to remove it 2 Attachment 1 Insert the claw on the front left side into the side cabinet left 2 Hook the bottom part of the front right side onto the concave section of the bottom plate Insert the claw of the side cabinet right into the square hole in the front cabinet 3 Return the screws that were removed above to their...

Page 120: ...ording to trouble type in some cases NOTE This capacitor is one with mass capacity Therefore it is dangerous that a large spark generates if short circuiting between Requirement As each connector has a lock mecha nism avoid to remove the connector by holding the lead wire but by holding the connector The connector is one with lock so remove it while pushing the part indicated by an arrow Be sure t...

Page 121: ...he new control board assembly ensure that the P C board is inserted properly into the P C board support groove NOTE P C board base P C board NOTE NOTE 1 Disconnect the leads and connectors connected to the other parts from the control board assembly 1 Leads 3 leads black white orange connected to terminal block Lead connected to compressor Disconnect the connector 3P 2 Connectors CN31 Outdoor fan ...

Page 122: ...e bottom plate and heat exchanger 6 Fan motor 1 Perform work of item 1 of 1 and 2 2 Remove the flange nut fixing the fan motor and the propeller Flange nut is loosened by turning clockwise To tighten the flange nut turn counterclockwise 3 Remove the propeller fan 4 Disconnect the connector for fan motor from the inverter 5 Remove the fixing screws 4 pcs holding by hands so that the fan motor does ...

Page 123: ...of 2 2 Remove the front cabinet and put it down so that fan guard side directs downward Perform work on a corrugated cardboard cloth etc to prevent flaw to the product 3 Remove the hooking claws by pushing minus screwdriver according to the arrow mark in the right figure and remove the fan guard 2 Attachment 1 Insert claws of the fan guard in the holes of the front cabinet Push the hooking claws 9...

Page 124: ...t if the sensors have not been installed in their proper positions TS sensor Suction pipe temperature sensor Attachment Install the senser onto the straight pipe part of the suction pipe Be careful for the lead direction of the sensor TD sensor Discharge pipe temperature sensor Attachment With its leads pointed upward install the sensor onto the vertical straight pipe part of the discharge pipe TO...

Page 125: ... 2 Front cabinet 1 Detachment 1 Perform step 1 in 1 2 Remove the fixing screws ST2TØ4 10L 2 pcs used to secure the front cabinet and inverter cover the screws ST2TØ4 10L 4 pcs used to secure the front cabinet at the bottom and the fixing screws ST2TØ4 10L 2 pcs used to secure the motor base The front cabinet is fitted into the side cabinet left at the front left side so pull up the top of the fron...

Page 126: ...ins according to trouble type in some cases 4 Remove screw ST2TØ4 x 10L 4pcs fixing the terminal part of inverter box to the main body 5 Remove the front cabinet by performing step 1 in 2 and remove the fixing screws ST2TØ4 x 10L for securing the main body and inverter box 6 Remove various lead wires from the holder at upper part of the inverter box 7 Pull the inverter box upward 8 Disconnect conn...

Page 127: ...that the P C board is inserted properly into the P C board support groove NOTE P C board base P C board NOTE NOTE CN300 CN600 CN601 CN602 CN603 CN700 and CN703 are connectors with locking mechanisms as such to disconnect them they must be pressed in the direction of the arrow while pulling them out CN602 CN600 CN603 CN601 CN700 1 Disconnect the leads and connectors connected to the other parts fro...

Page 128: ...bottom plate and heat exchanger 6 Fan motor 1 Perform work of item 1 of 1 and 2 2 Remove the flange nut fixing the fan motor and the propeller Flange nut is loosened by turning clockwise To tighten the flange nut turn counterclockwise 3 Remove the propeller fan 4 Disconnect the connector for fan motor from the inverter 5 Remove the fixing screws 4 pcs holding by hands so that the fan motor does no...

Page 129: ...e compressor from the terminal 6 Remove pipe connected to the compressor with a burner 7 Remove the ﬁxing screw of the bottom plate and heat exchanger ST2TØ4 10L 1 pc 8 Remove the ﬁxing screw of the bottom plate and valve ﬁxing plate ST2TØ4 10L 1 pc 9 Pull upward the refrigeration cycle 8 Reactor 1 Perform work of item 1 of 2 and 3 2 Remove screws fixing the reactors ST2TØ4 10L 2 pcs Compressor Re...

Page 130: ... Attachment 1 Insert claws of the fan guard in the holes of the front cabinet Push the hooking claws 9 positions by hands and fix the claws All the attaching works have completed Check that all the hooking claws are fixed to the specified positions Minus screwdriver Hooking claw BODY PMV COIL PMV Rotate 180 1 Detachment 1 Perform step 1 in 1 all the steps in 2 and 1 in 5 2 Turn the coil by 180 deg...

Page 131: ... if the sensors have not been installed in their proper positions TS sensor Suction pipe temperature sensor Attachment Install the senser onto the straight pipe part of the suction pipe Be careful for the lead direction of the sensor TD sensor Discharge pipe temperature sensor Attachment With its leads pointed upward install the sensor onto the vertical straight pipe part of the discharge pipe TO ...

Page 132: ...ttached color tape round the both terminals of the protective tube when colored protective tube is used 10 Fix the sensor again Remarks 1 2 3 4 5 6 Parts name Sensor Sensor Spring A Sensor Spring B Thermal constringent tube Color tape Terminal Q ty 1 1 1 3 1 3 Cutting here Cutting here Cutting here Soldered part Dryer Winding the color tape 100 200 Connector Thermal sensor part Thermal constringen...

Page 133: ...Y FOR RAS B16J2KVSG E N4KVSG E HOLDER SENSOR PIPE SHIELD FOR RAS B07 B10 B13J2KVSG E N4KVSG E PIPE SHIELD FOR RAS B16J2KVSG E N4KVSG E INSTALLATION PLATE PIPE HOLDER TERMINAL COVER ASSY WIRELESS REMOCO HOLDER REMOTE CONTROL PACKING SLEEVE PACKING CUSHION RIGHT PACKING CUSHION LEFT 217 43T39369 FRONT PANEL ASSY GRILLE OF AIR INLET ASSY AIR FILTER BACK BODY ASSY VERTICAL LOUVER ASSY DRAIN PAN ASSY H...

Page 134: ...727 408 43T50306 PC BOARD ASSY FOR RAS B10J2KVSG E N4KVSG E PC BOARD ASSY FOR RAS B13J2KVSG E N4KVSG E PC BOARD ASSY FOR RAS B16J2KVSG E N4KVSG E HOUSING WiFi TEMPERATURE SENSOR 406 43T6W713 TEMPERATURE SENSOR TERMINAL 5P TF SENSOR THERMOSTAT CORD CLAMP PC BOARD ASSY WRS LED PC BOARD ASSY FOR RAS B07J2KVSG E N4KVSG E Description Description 402 404 405 406 401 403 408 407 134 ...

Page 135: ... 07 10J2AVSG E 4 WAY VALVE FOR RAS 13J2AVSG E COIL 4WAY FOR RAS 07 10J2AVSG E COIL 4WAY FOR RAS 13J2AVSG E FAN MOTOR LEAD ASSY COMPRESSOR NUT CUSHION RUBBER NUT FLANGE CARTON BOX FIBERBOARD UNDER ASSEMBLY CUSHION PKG UPR PE SHEET SOUND INSULATION IS INSULATION SOUND OUTSIDE BASE PLATE ASSEMBLY LEFT CABINET RIGHT CABINET ASSEMBLY UPPER CABINET ASSEMBLY FRONT CABINET ASSEMBLY FIXING PLATE VALVE MOTO...

Page 136: ...NET RIGHT CABINET ASSEMBLY UPPER CABINET ASSEMBLY FRONT CABINET ASSEMBLY FIXING PLATE VALVE MOTOR BASE CONNECTION PLATE GUIDE WIND PARTITION ASSEMBLY MOTOR BASE FAN GUARD PROPELLER FAN DRAIN NIPPLE PACKED VALVE COVER ASSEMBLY HOLDER SENSOR CAP WATERPROOF CONDENSER ASSEMBLY COMPRESSOR BONNET 6 35 DIA BONNET 12 7 DIA 84 43T04358 VALVE PACKED 6 35 DIA VALVE PACKED 12 7 DIA BODY PMV COIL PMV 4 WAY VAL...

Page 137: ... 43T50334 702 43T6W704 707 43T50352 702 43T6W705 708 43T50360 702 43T6W706 709 43T95304 TEMPERATURE SENSOR TEMPERATURE SENSOR TC SENSOR TO SPACER KGES 703 43T60392 710 43T63318 704 43T60459 711 43T63316 705 43T50353 HEATSINK PC BOARD ASSY FOR RAS 07J2AVSG E PC BOARD ASSY FOR RAS 10J2AVSG E PC BOARD ASSY FOR RAS 13J2AVSG E TERMINAL 5P FUSE TEMPERATURE SENSOR 712 43T63317 HOLDER SENSOR HOLDER SENSOR...

Page 138: ...tion Part Location Part No No No No 701 43T62351 707 43T50352 702 43T6W707 708 43T50360 703 43T60392 709 43T62313 704 43T60326 710 43T63318 705 43T50353 711 43T63316 706 43T50334 HEATSINK PC BOARD ASSY TERMINAL 5P FUSE TEMPERATURE SENSOR TEMPERATURE SENSOR 712 43T63317 TEMPERATURE SENSOR TC SENSOR TO PC PLATE BASE HOLDER SENSOR HOLDER SENSOR HOLDER SENSOR Description Description 138 ...

Page 139: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...

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Toshiba RAS-B07J2KVSG-E, Service Manual

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