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2. SPECIFICATIONS

Unit model

Indoor

RAS-25PKVSG-ND

RAS-35PKVSG-ND

Outdoor

RAS-25PAVSG-ND

RAS-35PAVSG-ND

Cooling capacity

(kW)

Cooling capacity range

(kW)

1.10-4.50

Heating capacity

(kW)

4.20

Heating capacity range

(kW)

Power supply

1Ph/50Hz/220-240V

Electric

Indoor

Operation mode

Cooling

Heating

Cooling

Heating

characteristic

Running current

(A)

.25-0.23

0.25-0.23

.28-0.26

Power consumption

(W)

Power factor

(%)

Outdoor

Operation mode

Cooling

Heating

Cooling

Heating

Running current

(A)

3.00-2.77

2.95-2.71

07-3.74

4.32-3.94

Power consumption

(W)

615

850

910

Power factor

(%)

Starting current

(A)

COP (Cooling / Heating)

4.46/4.92

3.93/4.42

Operating

Indoor

High

(Cooling / Heating)

(dB-A)

39/42

43/45

noise

Medium

(Cooling / Heating)

(dB-A)

3/35

5/36

Low

(Cooling / Heating)

(dB-A)

/27

7/27

Outdoor

(Cooling / Heating)

(dB-A)

46/47

48/50

Indoor unit

Unit model

RAS-25PKVSG-ND

RAS-35PKVSG-ND

Dimension

Height

(mm)

293

Width

(mm)

798

Depth

(mm)

230

Net weight

(kg)

Fan motor output

(W)

Air flow rate

(Cooling / Heating)

/ min)

10.8/13.1

12.5/14.0

Outdoor unit

Unit model

RAS-25PAVSG-ND

RAS-35PAVSG-ND

Dimension

Height

(mm)

550

Width

(mm)

780

Depth

(mm)

290

Net weight

(kg)

Compressor

Motor output

(W)

900

Type

Model

TN130D30UFZ

Fan motor output

(W)

Air flow rate

(Cooling / Heating)

/ min)

30.6/31.9

36.0/36.0

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)

Maximum charge-less length

(m)

Maximum height difference

(m)

Refrigerant

Name of refrigerant

Weight

(kg)

Wiring

Power supply

3 Wires: Includes earth (Outdoor)

connection

Interconnection

4 Wires: Includes earth

Usable temperature range

Indoor

(Cooling / Heating)

(

21-32/0-28

Outdoor

(Cooling / Heating)

(

)

-15,46/-

5,24

1.00-6.50

1.10-3.50

3.20

3.50

1.00-7.70

3.12

2-1. Specification

Twin

rotary type with DC-inverter variable speed control

* The specification may be subject to change without notice for purpose of improvement.

Accessory

Indoor unit

Installation plate

Wireless remote controller

Batteries

Remote controller holder

Toshiba IAQ

filter

Mounting screw



4x25L)

Remote controller holder

Flat

head wood screw

Installation manual

Owner's manual



3.1x16L)

FILE NO. SVM-17057

- 6 -

Содержание RAS-25PAVSG-ND

Страница 1: ...SERVICE MANUAL R32 Indoor Unit RAS 25PKVSG ND RAS 35PKVSG ND SPLIT TYPE Outdoor Unit RAS 25PAVSG ND RAS 35PAVSG ND FILE NO SVM 17057 9 Revised on September 2019 ...

Страница 2: ...WIRING DIAGRAM 18 6 SPECIFICATIONS OF ELECTRICAL PARTS 20 7 REFRIGERANT CYCLE DIAGRAM 21 8 CONTROL BLOCK DIAGRAM 23 9 OPERATION DESCRIPTION 25 10 INSTALLATION PROCEDURE 59 11 HOW TO DIAGNOSE THE TROUBLE 76 12 HOW TO REPLACE THE MAIN PARTS 108 13 EXPLODED VIEWS AND PARTS LIST 124 FILE NO SVM 17057 2 ...

Страница 3: ...ixing 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 water and or...

Страница 4: ...ESULT 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 safety int...

Страница 5: ...2 m for ceiling mounted For these units recommend installation height 2 5 m Comply with national gas regulations CAUTION Exposure of unit to water or other moisture before installation could result in electric 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 ﬂammabl...

Страница 6: ... 12 5 14 0 Outdoor unit Unit model RAS 25PAVSG ND RAS 35PAVSG ND Dimension Height mm 550 550 Width mm 780 780 Depth mm 290 290 Net weight kg 36 36 Compressor Motor output W 900 900 Type Model KTN130D30UFZ Fan motor output W 43 Air flow rate Cooling Heating m3 min 30 6 31 9 36 0 36 0 Piping Type Flare connection connection Indoor unit Liquid side mm 6 35 Gas side mm 9 52 Outdoor unit Liquid side mm...

Страница 7: ...pe Length 5m RAS 35PKVSG ND RAS 25PKVSG ND Cooling Heating 0 0 20 0 40 0 60 0 80 0 100 0 120 0 25 20 5 10 Heating Capacity ratio 15 10 5 0 Outside Temperature ºC RAS 25PKVSG ND RAS 35PKVSG ND 50 0 55 0 60 0 65 0 70 0 75 0 80 0 85 0 90 0 95 0 100 0 105 0 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 RAS 25PKVSG ND RAS 35PKVSG ND Cooling Capacity ratio Outside Temperature oC Conditions Indoor DB 27oC...

Страница 8: ...aces 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 Otherwise ...

Страница 9: ...et 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 installed air...

Страница 10: ... 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 0 to 0 5...

Страница 11: ...ue 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 manufacturer ...

Страница 12: ...rge 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 tional equip...

Страница 13: ...e 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 to the fo...

Страница 14: ...hor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is weak in adhesive strength do not use it for refrigerant pipes 1 Phosphor bronze brazing filler tends to react with sulfur and produce a fragile compound water solution which may cause a gas ...

Страница 15: ...ux 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 the pipe i...

Страница 16: ...m Connecting pipe 0 63m Flare 6 35mm 510 40 298 94 94 135 170 170 135 40 144 144 170 170 192 192 Installation plate outline Center line Hanger Hanger Hanger Outline of indoor unit 65 65 149 17 5 63 18 193 Wireless remote controller Remote controller holder 57 230 50 7 55 Knock Out System 50 7 55 Knock Out System Back Body Front Panel Grille Inlet I f I I 293 Air Filter Hert Exchanger Air Inlet Air...

Страница 17: ...n outlet COVER PV Liquid side Flare Ø6 35 Flare 9 52 Gas side Service port Ø Ø8 Ø Ø6 hole 86 Ø6 hole Ø11x14 hole R15 28 A 320 R5 5 36 108 125 50 137 92 5 4 290 550 Z R15 50 36 320 342 FAN GUARD 90 600 90 275 Ø 436 69 Z View Installation dimension Air outlel 100 or more 100 or more 600 or more 600 or more Air intlel 600 320 FILE NO SVM 17057 17 ...

Страница 18: ...t at Outdoor Terminal Block Option POWER INPUT WIRING DIAGRAM Outdoor Indoor Power input Terminal Block Terminal Block Outdoor Indoor Terminal Block Terminal Block Power input WHI WHITE GYL GREEN YELLOW BLK BLACK Color Indication RAS 25PKVSG ND RAS 25PAVSG ND FILE NO SVM 17057 ...

Страница 19: ...door Terminal Block Option POWER INPUT WIRING DIAGRAM Outdoor Indoor Power input Terminal Block Terminal Block Outdoor Indoor Terminal Block Terminal Block Power input WHI WHITE GYL GREEN YELLOW BLK BLACK Color Indication RAS 35PKVSG ND RAS 35PAVSG ND FILE NO SVM 17057 ...

Страница 20: ...kΩ at 25 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 Parts name 10kΩ at 25 C 6 poles JXO 6B AC 600V 30A No Type ype Specificat 1 Fan Motor for indoor RAS 25PKVSG ND SJM 240 35 AC 220 240V 35W RAS 35PKVSG ND ICF 340U30 2 DC340V 30W 2 Ro...

Страница 21: ...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 KTN130D30UFZ TS T2 Outdoor heat exchanger Split capillary Temp measurement 25 35k Refrigerant amount 0 76kg Propeller fan OUTDOOR UNIT Muffler Muffler TE TC TA The maximum pipe length of this air ...

Страница 22: ...Outdoor P MPa T1 C T2 C rps 27 19 35 25PKVSG ND 1 0 to 1 1 14 to 15 41 to 42 High High 37 condition C Tempeature Heat exchanger pipe temp Model name Standard Indoor Outdoor Compressor RAS pressure fan mode fan mode revolution Indoor Outdoor P MPa T1 C T2 C rps 20 7 6 2 1 to 2 2 34 to 35 2 to 3 High High 53 condition C Tempeature Heat exchanger pipe temp 25PKVSG ND 35PKVSG ND 0 9 to 1 0 12 to 13 43...

Страница 23: ...Sensor TA Infrared Rays Signal Receiver and Indication Functions Cold draft preventing Function 3 minute Delay at Restart for Compressor Fan Motor Starting Control Processing Temperature Processing Timer Weekly Timer Serial Signal Communication Clean Function Power Selection Silent CDU Fireplace 8 C Indoor Fan Motor Infrared Rays 36 7kHz Remote Controller Thermo Setting Fan Speed Selection ON TIME...

Страница 24: ...U Micro Control Unit For INDOOR UNIT 4 way valve P M V Inverter DC AC Gate drive circuit Gate drive circuit Inverter DC AC Outdoor Fan motor Compressor WP 030 PCB OUTDOOR UNIT Current detect Current detect M C U PWM synthesis function Input current release control IGBT over current detect control Outdoor fan control High power factor correction control Inverter output frequency control A D convert...

Страница 25: ...tion 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 of troubl...

Страница 26: ...emote A or B selection 41 22 15 QUIET mode 42 17 Display lamp brightness adjustment 42 18 Short Timer 44 21 24 POWER Selection Mode 44 Cord Heater Control 47 28 Outdoor Quiet Control 46 Pulse Modulating valve P M V control 38 23 Silent Operation 45 25 Operation mode selectable 46 26 Fireplace Operation 47 27 8 degree heating Frost protective Operation 47 9 3 Auto Restart Function 9 3 1 How to Set ...

Страница 27: ...setup Air direction Swing Air volume select AUTO QUIET LOW LOW MED MED HIGH ECO ON timer setup OFF timer setup Hi POWER Selection of operation conditions ON OFF COMFORT SLEEP QUIET PRESET ONE TOUCH POWER SELECTION Indoor unit control Operationcommand Power relay signal Serial transmission signal Serial Inverter Transmission Signal receiving Outdoor unit Indoor unit control Command signal generatin...

Страница 28: ...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 Ta when t...

Страница 29: ... 5 Ta C 2 0 1 5 1 0 0 5 Tsc a b c d e M WC 3 4 5 L W7 Air volume AUTO L L M M H W7 L M 2 WA M H 2 WD Indication Fan speed Fan speed setup COOL ON AUTO MANUAL 3 Fan speed M L x 3 4 L 4 Fan speed M L x 2 4 L 5 Fan speed M L x 1 4 L Linear approximation from M and L W5 Quiet Table 1 Indoor fan air flow rate Fan speed Mode RAS 25PKVSG ND RAS 35PKVSG ND level Cooling Heating Cooling Heating Cool Heat D...

Страница 30: ... 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 41 Limit...

Страница 31: ...r conditioner ON Remote controller YES YES NO NO Indoor unit controller Fan motor ON 3 Fan lock OFF 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 FILE NO SVM 17057 31 In cooling operation RAS 25PAVSG ND Hz 13 8 13 8 Hz 32 4 32 4 Hz Compressor speed Hz RAS 35PAVS...

Страница 32: ...ed so that electric power of the compressor drive circuit does not exceed the specified value 5 Current release control Outdoor temp To Setup of current release point Current decrease Outdoor unit inverter main circuit control current High Low Reduce compressor speed Operating current Setup value Capacity control continues 1 The input current of the outdoor unit is detected in the inverter section...

Страница 33: ...ssor 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 operation return...

Страница 34: ...f the compressor 3 The outdoor fan stops at the same time when the compressor stops 4 When temperature of the indoor heat exchanger becomes 38 C or lower stop the indoor fan Finish of defrost operation Returning conditions from defrost operation to heating operation 1 Temperature of outdoor heat exchanger rises to 8 C or higher 2 Temperature of outdoor heat exchanger is kept at 5 C or higher for 8...

Страница 35: ...puter 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 stored position when the next operation is performed Cooling Heating memory position The louver position can be arbitrarily set up by pressing FIX button Swing operation is perfor in range 35 with the Fixed position as the center If the swin...

Страница 36: ...ressor speed 0Hz A zone aHz B zone a to cHz C zone cHz 0 0 5 1 0 1 5 2 0 2 5 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 Room temp Set temp 3 5 3 0 2 5 1 5 1 0 TSC 1 0 2 0 5 5 1H 2H 11 10 7 6 5 4 3 2 1 OFF Dry Max 12 11 9 8 10 TA 6 0 6 5 3H 4H 5 0 4 5 4 0 2 0 0 5 0 5 12 9 8 Time Zone Frequency FAN Min Hz Fan speed depend on presetting and can change every speed 1 The control target temperature increase ...

Страница 37: ... 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 refrigerating cycle or error on the com pressor and performs protective control 2 Operation Control of the compressor speed The speed control is performed as ...

Страница 38: ...tarting up Initialize Move to initial position PMV open degree control SH control Td high pressure release control Turn OFF by remote controller Compressor Stop by Room Temperature Compressor ON Defrosting operation Control Move to Stop Position Setup from factory Move to Defrost Position Setup from factory control 4 When defrost operation is performed the open degree of valve is adjusted accord i...

Страница 39: ...eration 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 slightly The ind...

Страница 40: ...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 as follows...

Страница 41: ...ol 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 Control from facto...

Страница 42: ...13 21 Quiet Heat Hz 21 29 When is cancel Quiet mode The FAN is selected other speed 19 FILTER Indicator When the elapsed time reaches 1000 hours after air conditioner operation the FILTER indicator lights After cleaning the filters turn off the FILTER indicator How to Turn Off FILTER Indicator Press RESET button on the indoor unit NOTE If RESET button is pushed while the FILTER indicator is not li...

Страница 43: ...nly in heating operation Strong defrost Upgrade defrost ability when normal defrost ability is not enough by increase defrosting finished operation Finish of defrost operation for strong defrost Do cut the jumper J803 on CDU PCB Returning conditions from defrost operation to heating operation 1 Temperature of outdoor heat exchanger rises to 13 C or higher 2 Temperature of outdoor heat exchanger is...

Страница 44: ...activated all front panel turns ON continuously for 3 seconds setting on the remote operates immediately besides all indicators on 22 POWER Selection Mode POWER SEL button on the remote controller is pressed 1 Purpose The function is used when its circuit breaker is shared with other electrical appliances It limits the maximum current power consumption to 100 75 or 50 The lower the percentage the ...

Страница 45: ...It is limit maximum compressor speed and CDU fan speed Sound level can be implemented by 2 silent level Sound level Rated level Silent 1 Silent 2 Note Due to Silent operation reason In adequate cooling heating capacity may occur Silent Operation description Models Silent Cooling Heating Operation Compressor CDU Compressor CDU frequncy Fan Speed frequncy Fan Speed rps rpm rps rpm RAS 25PAVSG ND Sil...

Страница 46: ...t from the factory Exchanging from No control to Control Beep sound is heard Pi Pi Pi Pi Pi and the operation LED 5Hz flashes for 5 seconds Exchanging from Control to No control Beep sound is heard Operation LED does not flash Maximum number of revolution of compressor at normal time and Quiet control time RAS 25PKVSG ND RAS 35PAVSG ND Quiet controlled rps COOL 43 37 66 57 5 C 88 63 100 76 HEAT 10...

Страница 47: ...ote controller is pressed Set temperature is performed for 5 C to 13 C and no cold draft prevention control Intended for cold latitudes and performs objective heating operation 28 Cord Heater Control 2 1 Purpose Base plate freeze prevention of the outdoor unit Operation As shown in the figure below the base plate freeze preventive heater is controlled by temperature of the outside temperature sens...

Страница 48: ... is OFF 2 Press the RESET button located on the front panel of the indoor unit for more than 3 seconds 3 After 3 seconds the unit beeps three times When the system is on stand by not operating When the system is operating 9 3 Auto Restart Function Default setting from factory is ON This indoor unit is equipped with an automatic restarting function which allows the unit to restart operating with th...

Страница 49: ...ndicator is turned off After approx three seconds The unit beeps three times The white indicator flashes for 5 seconds If the unit is required to operate at this time press RESET button once more or use the remote controller to turn it on 9 3 2 How to Set the Auto Restart Function To set Auto Restart Function proceed as follows 1 The power supply to the unit must be ON The function will not set or...

Страница 50: ...mory and preset button PRESET Start Stop button Temperature up down button TEMP Mode select button MODE Swing louver button SWING Fan speed button FAN Set louver button for vertical direction FIX 8 degree celcius operation and fireplace function button Economy button ECO High power button Hi POWER Comfort sleep button COMFORT SLEEP Power selection and silent operation button On timer button ON Off...

Страница 51: ...s on the LCD l Press to change the program number in the sequence program 1 to program 4 PG 1 PG 2 PG 3 PG 4 4 Press or to select the desired time l The time can be set between 0 00 and 23 50 in 10 minute intervals l Press and hold the button to change setting time for 1 hr l 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 air...

Страница 52: ...then press SET button until you hear the PiPi sound This means the setting operation has been completed As the air conditioner is receiving the signal you will hear separate Pi sounds corresponding to the number of days in the selected setting An incomplete setting is indicated if the TIMER lamp is blinking Press twice Notes 1 Place the remote control where the indoor unit can receive the signal T...

Страница 53: ...t program number to be conf rmed l Resetting the operation 3 Press to exit conf rming mode Deactivating WEEKLY TIMER operation Press while WEEKLY is displayed on the LCD l The WEEKLY indicator will disappear from the LCD However the program will remain in the remote control l The TIMER lamp goes off l To reactivate the WEEKLY TIMER operation again press again LCD shows the next program The program...

Страница 54: ... and the LCD will blink 4 Press l Press to delete the program while the LCD is blinking The program has now been deleted All programs 1 Press l The day of the week and the program number will be displayed 2 Press and hold for 3 seconds l 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 fro...

Страница 55: ...2 Press Press Select Cool Heat or Fan only Set the desired temperature 3 or Quiet Cooling Min 17 C Heating Max 30 C Fan Only No temperature indication Press Press Select AUTO LOW LOW MED MED HIGH Note QUIET is ultra low fan speed for quiet operation 6 Hi POWER OPERATION To automatically control room temperature and airflow for faster cooling or heating operation except in DRY and FAN ONLY mode Pre...

Страница 56: ... Swing off Swing direction changes 9 TIMER OPERATION Setting the ON Timer Setting the OFF Timer 1 Press for enter ON timer setting Press for enter OFF timer setting 2 Press for select desired ON timer Press for select desired OFF timer 3 Press for set timer Press for set timer 4 Press for cancel timer Press for cancel timer Note Keep the remote control in accessible transmission to the indoor unit...

Страница 57: ...crease automatically 1 degree hour for 2 hours maximum 2 degrees increase For heating operation the set temperature will decrease Note1 When the level is selected PWR SEL level ﬂashes on remote LCD display for 3 seconds In case of 75 and 50 level number 75 or 50 also ﬂashes for 2 seconds Note2 Due to the reason that POWER SELECTION FUNCTION and silent operation inadequate cooling or heating capaci...

Страница 58: ...POWER indicator Indicates when the Hi POWER operation starts Press the Hi POWER button to start and press it again to stop the operation 7 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 8 POWER SEL 9 A B change indica...

Страница 59: ...ately with insulation not together 6 mm thick heat resisting polyethylene foam 1 Batteries 6 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 Air filter Hook Installation plate Hook 65 mm or more 300 mm or more 300 mm or more 600 mm or more 100 mm or m...

Страница 60: ...t piping Liquid side Ø6 35 mm Gas side Ø9 52 mm One each B Pipe insulating material polyethylene foam 6 mm thick 1 C Putty PVC tapes One each 125 mm 108 mm 28 mm 320 mm 600 mm 90 mm Drain outlet 86 mm 102 mm Ø 2 5 m m Air outlet Air inlet Use 8 mm or 10 mm anchor bolts and nuts If it is necessary to drain the defrost water attach drain nipple and cap waterproof to the bottom plate of the outdoor u...

Страница 61: ...r 1 5 6 Mounting screw 6 7 8 Owner s Manual 1 Outdoor Unit Part name No Part name No 9 Drain nipple 1 Cap water proof 2 Air filters Clean every 2 weeks 1 Open the air inlet grille 2 Remove the air filters 3 Vacuum or wash and then dry them 4 Reinstall the air filters and close the air inlet grille Flat head wood screw 2 Installation Manual 1 FILE NO SVM 17057 61 ...

Страница 62: ...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 By increas...

Страница 63: ...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 installation plate...

Страница 64: ... 5 mm dia hole Anchor bolt CAUTION Failure to firmly install the unit may result in personal injury and property damage if the unit falls In case of block brick concrete or similar type walls make 5 mm dia holes in the wall Insert clip anchors for appropriate mounting screws NOTE Secure four corners and lower parts of the installation plate with 4 to 6 mounting screws to install it When installing...

Страница 65: ... drain cap How to remove the Drain Cap Clip the drain cap by needle nose pliers and pull out How to fix the Drain Cap 1 Insert hexagon wrench 4 mm in a center head Fig 10 3 9 2 Firmly insert drain cap Fig 10 3 10 CAUTION Firmly insert the drain hose and drain cap otherwise water may leak In case of right or left piping After scribing slits of the back body with a knife or a making off pin cut them...

Страница 66: ... left piping After scribing slits of the back body with a knife or a making off pin cut them with a pair of nippers or an equivalent tool Fig 10 3 12 Left hand connection with piping Bend the connecting pipe so that it is laid within 43 mm above the wall surface If the connecting pipe is laid exceeding 43 mm above the wall surface the indoor unit may unstably be set on the wall When bending the co...

Страница 67: ...n the outdoor side 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...

Страница 68: ...the outdoor unit without anything blocking the discharging air 2 When the outdoor unit is installed in a place always exposed to strong winds like on the coast or on a high story of a building secure the normal fan operation using a duct or a wind shield 3 Especially in windy areas install the unit to prevent the admission of wind 4 Installation in the following places may result in trouble Do not...

Страница 69: ...m inside diam eter 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 Do not use ordinary garden hose but one can flatten and prevent water from draining Fig 10 4 4 Commer...

Страница 70: ...ant in the outdoor unit For details see the vacuum pump manual Fig 10 4 10 Use a vacuum pump Be sure to use a vacuum pump with counter flow prevention function so that oil inside the pump does not flow back into the air conditioner pipes when the pump stops If oil inside the vacuum pump enters into the air conditioner circuit which uses R32 trouble with the refrigeration system may develop 1 Conne...

Страница 71: ... Valve Rod Cap Service Port Cap H17 H19 H22 H30 H14 H17 14 18 N m 1 4 to 1 8 kgf m 33 42 N m 3 3 to 4 2 kgf m 8 12 N m 0 8 to 1 2 kgf m 14 18 N m 1 4 to 1 8 kgf m Packed valve handling precautions Open the valve stem all the way out but do not try to open it beyond the stopper Securely tighten the valve cap with torque in the following table Fig 10 4 11 A H Hexagon wrench is required Service Port ...

Страница 72: ...cover and the cord clamp from the outdoor unit 2 Connect the connecting cable to the terminal as identif edbythematchingnumbersontheterminal 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 tou...

Страница 73: ...ing cable 3 50 mm Earth line 10 mm 70 mm 10 mm Power Supply Input at Outdoor Unit Terminal Block Optional Indoor Unit Outdoor Unit Connecting cable connect to L 2 3 Terminal block L N 1 2 3 Earth line Connecting cable Connecting cable Stripping length of the connecting cable 3 2 L Earth line 50 mm 10 mm 70 mm 10 mm 10 10 30 40 1 2 3 2 1 3 L N Connecting cable Earth line Connecting cable Connecting...

Страница 74: ...y 6 Perform wiring works so as to allow 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 th...

Страница 75: ... the display and 00 will disappear and the air conditioner will turn OFF The Remote Control B 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 Control from factory is A 10 6 2 Remote Control A B Selection is memorized Picture Picture 1 2 10 6 3 Test operation To switch the TEST RUN COOL mode press RESET button for 10 sec The ...

Страница 76: ...ce as 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...

Страница 77: ...ithout first turning off the 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 th...

Страница 78: ...ging section before discharging an electrical shock may be caused Discharge 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 e...

Страница 79: ...creasing 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 indoor unit fl...

Страница 80: ...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 circuit op...

Страница 81: ...e 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 alphanumeric wil...

Страница 82: ...oom 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 i...

Страница 83: ...or 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 pressure Che...

Страница 84: ...ircuit of inverter P C board error error is detected 4 times Even if trying to operate again all operations stop replace inverter 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 different f...

Страница 85: ...continue Flashing stop and stop with interval of approx 10 that signal is stop some time Outdoor unit and outdoor unit to 40 minutes Instantaneous power stop start to operate Check protector hardware such failure when the return as Hi Pressure switch Some protector signal from the Thermal Relay etc hardware of the outdoor unit is Check refrigerant amount packed outdoor unit open normal valve openi...

Страница 86: ...bserve 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 operation Hz is error is detected packed valve opening refrigerant decreased to minimum limit 8 times amount and power supply rate 10 Installation problem both of operation and non operation Instantaneous power condition failur...

Страница 87: ...sing 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 Signal circuit of indoor P C ...

Страница 88: ...O YES NO NO YES YES Is it possible to turn on power supply by pressing button on remote control Does transmission mark on remote control flash normally and is its signal transmitted properly Remote control is defective Refer to 4 Remote Control Is fuse F01 of indoor control board blown Is voltage DC 12V or 5V indicated on rear of indoor control board normal Microcomputer is defective Replace main ...

Страница 89: ...ure 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 WP 039 RAS 25PKVSG ND CN28 WP 038 RAS 35PKVSG ND FILE NO SVM 17057 89 ...

Страница 90: ...er supply Motor control circuit failure IC03 Q39 and D01 or 12 V Switching power supply failure Does the cross flow fan rotate normally Is the rotation signal DC 5 V 0 V output between 2 gray lead wire and 3 brown lead wire of the motor connector CN11 when rotating the cross flow fan by hand in no operating status 1 pulse one turn Turn on the power supply Repair the bearing of the fan Turn the pow...

Страница 91: ...f 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 to detect DC 15V between 4 and 3 of motor connector CN36 Does indoor fan operate B A Replace main P C board YES YES YES YES YES YES NO NO NO NO NO NO Turn off power supply once and turn ...

Страница 92: ...ow 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 FILE NO S...

Страница 93: ...N10 CN11 P C board WHI BLK RED BRW GRY YEL Do not disconnect the connector while the fan motor is rotating For P C board side proceed to the item Only indoor fan does not operate of Judgment of Trouble by Every Symptom SJM 240 35 Position P C board Between 3 Black 1 Red Between 3 Black 5 White Between 1 Red 5 White Resistance value 115 6 8 Ω 146 2 10 2 Ω 261 8 18 3 Ω For AC fan motor Inspection pr...

Страница 94: ...ctor CN36 while indoor fan motor is rotating DC 1 0V or more P C board is defective 6 Blue 5 Yellow 4 White 3 Black 2 1 Red Motor is defective Under DC 1 0V CN36 Yellow Black P C board DC Replace P C board Replace motor 4 Indoor fan motor automatically starts to rotate by turning on power supply For DC fan motor For RAS 35PKVSG ND RAS 35PAVSG ND Cause The IC is built in the indoor fan motor Theref...

Страница 95: ...ansistor radio when transmitting 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 Y...

Страница 96: ...nsmission from indoor unit to outdoor unit is correctly performed based upon the follow ing diagram NOTE Measurement should be performed 2 minutes and 30 seconds 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 operat...

Страница 97: ...s 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 include indo...

Страница 98: ...ic capacitor and diode block DB01 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 DC280 to 380V Remove CN31 whilepushing the part indicated by an by an arrow because CN31 is a connector with lock Resistance between phases should be approx 32 to 35 4Ω Should...

Страница 99: ...w 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 at the lead wire 2 Inspection procedures 1 Whe...

Страница 100: ...CO 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 The motor does not operate ...

Страница 101: ...L01 resistor R02 or the diode DB01 is defective 3 IC11 R105 R117 and T 01 are defective 4 IC11 IC14 C112 and T 01 are defective IC51 and IC52 are defective The indicators are defective or the housing assembly CN10 is defective 1 The temperature of the indoor heat exchanger is extremely low 2 The connection of the heat ex changer sensor is loose The connector is disconnected CN62 3 The heat exchang...

Страница 102: ...11 8 2 P C Board Layout RAS 25PKVSG ND 12V RAS 35PKVSG ND GND 12V 5V GND 5V FILE NO SVM 17057 102 ...

Страница 103: ...istance value k Temperature C TA TC TO TS TE TD 1 Sensor characteristic table TD Discharge temp sensor TA Room temp sensor TC Heat exchanger temp sensor TO Outdoor temp sensor TS Suction temp sensor TE Outdoor heat exchanger temp sensor FILE NO SVM 17057 103 ...

Страница 104: ...Modulating Valve PMV coil Model CAM MD12TCTH 5 5 Outside air temp sensor TO Discharge temp sensor TD Suction temp sensor TS Exchanger temp sensor TE 33 7 1 7Ω Resistance Valne Position 1 02 7 Position White Red Back Measure the resistance value of each winding by using the tester Red White Black Measure the resistance value of winding by using the tester at 20 C Disconnect the connector and measur...

Страница 105: ...the tester 2 Converter 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 na...

Страница 106: ...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 1 Red lead ...

Страница 107: ...aning 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 13 1 2 Self Cleaning function release How to set cancel Self Cleaning function To set cancel the Self Cleaning function proceed as follows Setting diagnosis code 06 on remote controlle See detail of setting diagnosis code in 11 4 1 Turn on the ...

Страница 108: ...ed 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 inside this u...

Страница 109: ...t as shown on figure 3 4 1 Follow the procedure item 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 sensor from sensor holder of the evaporator 6 Remove the 2 fixing screws that secures the electric parts box assembly unit display assembly a...

Страница 110: ...otor outward 3 5 mm Cross flow fan Set screw 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 Horizontal louver Drain pan To re installation Check the type name of fan motor Keep connector position and arrange fan motor wires follow figure For SJM 240 35 4 5 Fan motor connector For ICF 3...

Страница 111: ...crews of the unit display and remove unit display 7 5 Remove the drain pan from the back body Electric part cover Screw Connectors 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 Center arm of drain pan Back body Drain ...

Страница 112: ...g figure Install the cross flow fan so that the right end of the 1st joint from the right of 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 ...

Страница 113: ...ger 4 Remove the pipe holder from the rear side of the main unit 5 Pull out the right hand side until the locking slot of heat exchanger is released from the hook of the motor cover then pull out the upper side of heat exchanger Please make sure that the hook of motor cover must be installed into the locking slot of heat exchanger Hook Heat exchanger Motor cover 10 To re installation Locking slot ...

Страница 114: ...ower 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 114 FILE NO SVM 17057 ...

Страница 115: ... the indoor unit 2 Attach the upper cabinet ST1TØ4 10L 5 pcs 3 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 4 Attach the valve cover ST2TØ4 x 10L 2 pcs Insert the upper part into the square hole of the side cabinet set hook claws of the valve cover to ...

Страница 116: ...cabinet is fitted into the side 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 th...

Страница 117: ...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 connectors of various lead wires NOTE This capacit...

Страница 118: ...rs have a disconnect prevention mechanism as such the lock on their housing must be released before they are disconnected 2 Remove the control board assembly from the spacer Remove the heat sink and control board assembly while keeping them screwed together 3 Remove the two fixing screws used to secure the heat sink and control board assembly 4 Mount the new control board assembly NOTE When mounti...

Страница 119: ...ate 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 3 pcs holding by hands so that the fan motor does not fall Pr...

Страница 120: ...sor 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 Reactor 10 ...

Страница 121: ...to prevent the pipe from being bent out of shape Fan Guard 1 Detachment 1 Perform work of item 1 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 f aw 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 Atta...

Страница 122: ...the discharge pipe TO sensor Outside air temperature sensor Attachment Insert the outdoor air temperature sensor into the holder and install the holder onto the heat exchanger Procedure Remarks CAUTION During the installation work and on its completion take care not to damage the coverings of the sensor leads on the edges of the metal plates or other parts It is dangerous for these coverings to be...

Страница 123: ...olor 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 constringent tube 70...

Страница 124: ...NT For RAS 35PKVSG ND REFRIGERATION CYCLE ASSY HOLDER SENSOR PIPE SHIELD INSTALLATION PLATE PIPE HOLDER TERMINAL COVER ASSY WIRELESS REMOTE CONTROL HOLDER REMOTE CONTROL PACKING SLEEVE PACKING CUSHION RIGHT PACKING CUSHION LEFT 215 43T39364 216 43T39366 FRONT PANEL ASSY GRILLE OF AIR INLET ASSY AIR FILTER BACK BODY ASSY VERTICAL LOUVER ASSY DRAIN PAN ASSY HORIZONTAL LOUVER DRAIN HOSE DRAIN CAP STE...

Страница 125: ...T69319 406 43T6W576 402 43T6V673 403 43T6V674 406 43T6W594 404 43T62340 405 43T6V950 TEMPERATURE SENSOR TERMINAL 5P TF TEMPERATURE SENSOR CORD CLAMP PC BOARD ASS WRS LED 407 43T60480 PC BOARD For RAS 35PKVSG ND PC BOARD For RAS 25PKVSG ND HOUSING WiFi Description Description 125 FILE NO SVM 17057 4 ...

Страница 126: ...403 71 43T91309 37 43T47404 72 43T91314 40 43T46504 73 43T91301 HOLDER SENSOR HOLDER SENSOR HOLDER SENSOR CARTON BOX ASM FBBRD UD CUSHION PKG UPR PE SHEET 41 43T46503 BASE PLATE ASSEMBLY LEFT CABINET RIGHT CABINET ASSEMBLY UPPER CABINET ASSY FRONT CABINET ASSEMBLY FIXING PLATE VALVE ASM M BASE PARTITION ASSEMBLY FAN GUARD PROPELLER FAN DRAIN NIPPLE PACKED VALVE COVER ASSEMBLY HOLDER SENSOR CONDENS...

Страница 127: ...No 701 43T62351 704 43T60326 702 43T6W423 705 43T50369 706 43T50336 702 43T6W424 707 43T50370 708 43T50371 703 43T60384 HEATSINK PC BOARD For RAS 25PAVSG ND PC BOARD For RAS 35PAVSG ND TERMINAL 6P 709 43T62313 FUSE TEMPERATURE SENSOR TEMPERATURE SENSOR TEMPERATURE SENSOR TEMPERATURE SENSOR PC PLATE BASE Description Description 127 FILE NO SVM 17057 2 ...

Страница 128: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...

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