Toshiba RAS-25U2AVPG-ND Service Manual Download Page 19

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RAS-25U2FVG-ND / RAS-25U2AVPG-ND

5. WIRING DIAGRAM

WHI

P07

WHI

F02

WHI

1A 250V~

P08

L-1

BLK

P04

WP-030

Outdoor Control P.C. Board

F01

25A

t°

BLK

250V

P01

P09

RED

P10

WHI

P11

WHI

P02

BLK

F02
3.15A

250V

ORN

CN31
(WHI)

P03

RED

Serial

WHI

Communication

BLK

Circuit

Switching

Power

Supply

WHI

CN71

CN72

CN52

CN61

CN62

CN63

CN64

CN73

(WHI)

(YEL)

(WHI)

BLK

1 2 3

1 2 3 4 5 6

FUSE

T1A

TB01

250V~

t°

20SF

63H

Color Indication

PMV

BLK : BLACK

GRN : GREEN

BLU : BLUE

WHI : WHITE

HT01

RED : RED

YEL : YELLOW

POWER SUPPLY

GRY : GRAY

ORN : ORANGE

F01

6.3A 250V~

Main P.C.Board

WP-048

1 2 3 4 5 6 7 8 9 101112131415

COLOR

INDICATION

RED : RED

DISPLAY

WHI : WHITE
YEL : YELLOW

1 2 3 4 5

1 2 3 4 5 6 7 8 9 10111213

BLU : BLUE
BLK : BLACK
GRN&YEL :
GREEN&YELLOW

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Summary of Contents for RAS-25U2AVPG-ND

Page 1: ...SERVICE MANUAL SPLIT TYPE Indoor Unit Console Heat PumpType August 2019 RAS 25U2FVG ND RAS 35U2FVG ND RAS 25U2AVPG ND RAS 35U2AVPG ND R32 FILE NO SVM 19082 ...

Page 2: ...EWS 17 5 WIRING DIAGRAM 19 6 SPECIFICATIONS OF ELECTRICAL PARTS 21 7 REFRIGERANT CYCLE DIAGRAM 22 8 CONTROL BLOCK DIAGRAM 25 9 OPERATION DESCRIPTION 27 10 INSTALLATION PROCEDURE 71 11 HOW TO DIAGNOSE THE TROUBLE 83 12 HOW TO REPLACE THE MAIN PARTS 107 13 EXPLODED VIEWS AND PARTS LIST 122 2 ...

Page 3: ...es assumed that a danger causing a death or serious injury of the repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed CAUTION Indicates contents assumed that an injury or property damage may be caused on the repair engineers the third parties and the users due to troubles of the product after work when an incorrect wor...

Page 4: ...mation included in the Operation Manual and or Installation Manual Service personnel should be handing this equipment with reference to the Installation Manual THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R32 WHICH DOES NOT DESTROY OZONE LAYER R32 refrigerant is apt to be affected by impurities such as water oxidizing membrane and oils because the working pressure of R32 refrigerant is appr...

Page 5: ... 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 6: ...lations CAUTION For Reference If a heating operation would be continuously performed for a long time under the condition that the outdoor temperature is 0 C or lower drainage of defrosted water may be difficult due to freezing of the bottom plate resulting in a trouble of the cabinet or fan It is recommended to procure an antifreeze heater locally for a safe installation of the air conditioner For...

Page 7: ...e temperature range Indoor Cooling Heating o C Outdoor Cooling Heating o C Accessory Indoor unit Installation plate Wireless remote controller Batteries Toshiba New IAQ Filter Install screw Remote controller holder Pan head wood screw for Remote control holder Insulate pipe Installation manual Owner s manual Outdoor unit Drain nipple Water proof rubber cap The specification may be subject to chang...

Page 8: ...nditions Indoor DB 20oC WB 15oC Outdoor DB 7oC WB 6oC Indoor Air Flow High Pipe Length 5m Voltage 230V 0 20 40 60 80 100 120 25 20 15 10 5 0 5 10 Heating Capacity ratio Outside Temperature ºC RAS 25U2FVG ND RAS 35U2FVG ND 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...

Page 9: ...ers 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 O...

Page 10: ... 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 installe...

Page 11: ...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 12: ...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 13: ...the above exclusive tools the following equipments which serve also for R22 are necessary as the general tools 1 Vacuum pump Use vacuum pump by attaching vacuum pump adapter 2 Torque wrench For Ø6 35 Ø9 52 3 Pipe cutter 4 Reamer 5 Pipe bender 6 Level vial 7 Screwdriver 8 Spanner or Monkey wrench 9 Hole core drill Ø65 10 Hexagon wrench Opposite side 4mm 11 Tape measure 12 Metal saw Also prepare the...

Page 14: ...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 15: ...sed of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solderability 2 Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is weak in adhesive s...

Page 16: ... 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 17: ...Indoor Unit 4 1 RAS 25U2FVG ND RAS 35U2FVG ND Remote controller holder 57 Wiress remote controller 20 193 149 17 5 63 Connecting pipe 17 ...

Page 18: ... Z 137 92 5 4 Service port Gas side Flare 9 52 Liquid side Flare 6 35 Electrical part 36 50 R15 6 hole 11x14 hole 330 316 B detail drawing Front leg 316 330 R15 50 36 R5 5 6 hole 600 A detail drawing Back leg 125 197 4 2 Outdoor Unit 351 330 COVER PV ViewZ 2 R5 5 x 17L U Shape For 8 10 anchor bolt 600 100 600 320 18 ...

Page 19: ...1 CN72 CN52 CN61 CN62 CN63 CN64 CN73 WHI YEL WHI WHI WHI WHI WHI WHI BLK 1 2 3 1 2 3 1 2 1 2 1 2 1 2 3 1 2 3 1 2 3 4 5 6 FUSE FUSE T1A T1A TB01 250V 250V P 1 2 t t t t 1 2 20SF 63H Color Indication TE TD TO TS PMV BLK BLACK GRN GREEN BLU BLUE WHI WHITE HT01 RED RED YEL YELLOW POWER SUPPLY GRY GRAY ORN ORANGE 1 2 3 F01 6 3A 250V 5 Main P C Board 10 WP 048 1 2 3 4 5 6 7 8 9 101112131415 COLOR INDICA...

Page 20: ... CN72 CN52 CN61 CN62 CN63 CN64 CN73 WHI YEL WHI WHI WHI WHI WHI WHI BLK 1 2 3 1 2 3 1 2 1 2 1 2 1 2 3 1 2 3 1 2 3 4 5 6 FUSE FUSE T1A T1A TB01 250V 250V P 1 2 t t t t 1 2 20SF 63H Color Indication TE TD TO TS PMV BLK BLACK GRN GREEN BLU BLUE WHI WHITE HT01 RED RED YEL YELLOW POWER SUPPLY GRY GRAY ORN ORANGE 1 2 3 F01 6 3A 250V 5 Main P C Board 10 WP 048 1 2 3 4 5 6 7 8 9 101112131415 COLOR INDICAT...

Page 21: ...D42UFZ 3 Phases 6 Poles 1185W 2 Fan Motor ICF 140 43 4R DC 140V 43W 3 Pulse Modulating Valve PMV coil CAM MD12TCTH 5 DC 12V 4 4 Way valve coil 5 Reactor RAS 25 CH 69 Z T L 19mH 10A 6 Suction temp sensor TS sensor Inverter attached 10kΩ 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 senso...

Page 22: ... dia 6 35mm Thickness 0 8mm Sectional shape of heat insulator Allowable height difference 12m Allowable pipe length P Pressure measurement Gauge attaching port Vacuum pump connecting port Strainer Pulse Modulating valve at liquid side Ø1 0 x 80 Ø1 0 x 80 TD 4 way valve Compressor KTN110D4UFZ TS T2 Outdoor heat exchanger Split capillary Temp measurement Propeller fan Refrigerant amount 0 93kg OUTDO...

Page 23: ...Allowable height difference 12m Allowable pipe length P Pressure measurement Gauge attaching port Vacuum pump connecting port Pulse Modulating valve at liquid side Ø1 0 x 80 Ø1 0 x 80 TD 4 way valve Compressor KTN150D42UFZ TS T2 Outdoor heat exchanger Split capillary Temp measurement Propeller fan Refrigerant amount 0 93kg OUTDOOR UNIT Muffler Muffler TE TC TA Min 2m Chargeless 15m Charge 20g m 16...

Page 24: ...U2FVG ND 1 1 to 1 2 12 to 13 37 to 40 High High 35 condition C Tempeature Heat exchanger pipe temp Connecting piping m 35U2FVG ND 0 9 to 1 1 9 to 10 41 to 42 High High 44 5 Model name Standard Indoor Outdoor Compressor pressure fan mode fan mode revolution Indoor Outdoor P MPa T1 C T2 C rps 20 7 6 25U2FVG ND 2 1 to 2 3 35 to 36 3 to 4 High High 52 condition C Tempeature Heat exchanger pipe temp Co...

Page 25: ...Louver Direction Setting REMOTE CONTROL FLOOR ON OFF ECO Heat Exchanger Sensor TC Room Temperature 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 Heat Exchanger Sensor TCJ Power Supply Fr...

Page 26: ... Valve M C 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 ...

Page 27: ... the remote controller Compressor revolution command signal defined by indoor temperature and set temperature Correction along with variation of room tempera ture and correction of indoor heat exchanger temperature are added Temperature of indoor heat exchanger For these signals Operation mode and Com pressor revolution indoor heat exchanger tem perature the outdoor unit controller monitors the in...

Page 28: ...nction release 47 18 Remote A or B selection 48 9 3 Auto Restart Function 56 9 3 1 How to Set the Auto Restart Function 56 9 3 2 How to Cancel the Auto Restart Function 57 9 3 3 Power Failure During Timer Operation 57 24 Silent Operation 50 9 4 Remote Control 58 9 4 1 Remote control and its functions 58 9 4 2 Operation of remote control 58 19 QUIET mode 48 20 COMFORT SLEEP 48 21 Short Timer 49 22 ...

Page 29: ...on 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 Waveform composite function Calculation function Temperature calculation AD conversion function Quick heating function Delay function of compressor reactivation Current release function GTr...

Page 30: ...3 The outdoor unit controls the outdoor fan motor compressor pulse Modulating valve and 4 way valve according to the operation signal sent from the indoor unit 3 AUTO operation Selection of operation mode As shown in the following figure the operation starts by selecting automatically the status of room temperature TA when starting AUTO operation 1 When reselecting the operation mode the fan speed...

Page 31: ... conditions in the left figure according to the temperature difference between the room tempera ture and the setup temperature Tsc Setup temperature Tsc Set temperature on remote controller Ts 1 0 to 0 0 3 When the room temperature is lower 2 C or less than the setup temperature turn off the compressor 4 The time correction is performed every 8 minutes Fan Time TA speed correction C 12 35 37 W8 11...

Page 32: ...hown in Fig 2 and Table 1 according to the setup tempera ture room temperature and heat exchanger temperature Fig 1 Fig 2 L L M M H W7 L M 2 WA M H 2 WD Indication Fan speed Fan speed setup COOL ON AUTO 2 5 TA Tsc C 2 0 1 5 1 0 0 5 Tsc a b c d e M WC 3 4 5 L W7 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 appro ximation from M and L Hi Power Fan speed H WD ...

Page 33: ...ed MANUAL mode is in stability A When Tsc 24 A is 24 and when Tsc 24 A is Tsc Tsc Set value H WE Line approximate M 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 Fan speed setup HEAT ON AUTO YES NO MANUAL TC 42 C Min air flow rate control Tc 52 51 42 41 Limited to Min WD...

Page 34: ...159 W3 200 159 200 159 W2 SUL 200 159 200 159 W1 200 159 200 159 HEAT Item Operation flow and applicable data etc Description In starting and in stability FAN AUTO FAN Manual In starting Until 12 minutes passed after operation start When 12 to 25 minutes passed after operation start and room temp is 3 C or lower than set temp Room temp Set temp 4 C In stability When 12 to 25 minutes passed after o...

Page 35: ...ES YES NO NO Indoor unit controller Fan motor ON 3 Fan lock 4 Motor operates as shown in the table below 1 Outdoor unit operation command Outdoor fan control Air conditioner OFF Alarm display 2 Fan speed 400 by strong wind when the motor OFF Fan motor OFF continues Use wind for heat exchanging Outdoor fan speed rpm f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fA fB fC fD fE fF RAS 25U2AVPG ND 0 580 580 600 600 6...

Page 36: ...ssor speed 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...

Page 37: ...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 38: ...nish 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 80 seconds 3 Defrost operation continues for 15 minutes Returning from defrost operation 1 Stop operation of the compressor for approx 50 seconds 2 Invert OFF 4 way valve approx...

Page 39: ...isplay 7 Defrost control Only 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...

Page 40: ...enting cold draft when the indoor heat exchanger sensor temperature TC is lower than 33 degrees In cooling operation and bi flow setting the air outlet is set only upper flow for pravinting the room from overcooling when the room temperature TA is nearing the setup temperature This function can be cancelled to AIR OUTLET SELECT button AIR OUTLET indication Air outlet is contorolled as below How to...

Page 41: ...or close the lower louver at standby mode control 1 Push AIR OUTLET SELECT button on the unit operation panel AIR OUTLET SELECT button 1 Purpose When something is dropped to inside of the unit from upper air outlet this function helps to remove something from lower air outlet 2 When lower louver is closed lower louver moves to open position and TEMPERATURE indicator displays OP OPEN during louver ...

Page 42: ...ily set pu by pushing FIX button of the remote control 1 Description The position is controlled as below outlet louver control Upper louver position is stored in memory by the microcomputer and the louver returns to the stored position when the next operation is performed Cooling heating memory position 42 ...

Page 43: ...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 6 0 TA Tsc 3H 4H 5 0 4 5 4 0 2 0 0 5 0 5 12 9 8 Time Zone Frequency FAN MinHz Fan speed depend on presetting and can change every speed 0 1 5 Time correction 1 ZONE 0 1 ZONE min 1 Hz a c 1 The contr...

Page 44: ...tton Did you press OPERATION button for 3 seconds or more Did you press OPERATION button for 10 seconds or more Switch to AUTO RESTART control YES YES NO NO NO YES Previous setting operation Test COOL Operation 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...

Page 45: ...ra 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 valve to the setup value before st...

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: ...ler or timer off function How to cencel Self Cleaning function To cancel the Self Cleaning function proceed as follows Press and hold MODE button on opreation panel for more than 10 seconds less than 20 seconds Lower airoutlet OPEN or CLOSE OPEN or CLOSE depend on airoutlet selection depend on airoutlet selection OPEN or CLOSE depend on airoutlet selection After holding about 10 seconds the air co...

Page 48: ...e This operation is to operate only one indoor unit using one remote controller 2 Description When operating one indoor unit in a situation where two indoor units have been installed in the same room or nearby rooms this operation prevents the remote controller signal from being received simultaneously by both units thus preventing both units from operating 3 Operation The indoor unit on which the...

Page 49: ...l increase 1 tap 4 The Hi POWER mode can not be set in Dry and Fan only operation The Hi POWER operation will be cancelled when press Hi POWER button again 20 Short Timer In the normal condition after 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 te...

Page 50: ...OWER SELECTION AND SILENT OPERATION Silent button on remote controller is pressed 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...

Page 51: ...t shipment 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 25U2FVG ND Quiet controlled rps COOL 56 49 5 C 95 68 HEAT 10 5 C 95 68 10 C 104...

Page 52: ...ir circulation during other heat source applied Note With Fireplace operation on heating mode indoor unit always runs and cold air breezing might be occurred Fireplace Operation 27 8 C heating Frost protective operation 8 C Button on remote 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 heat...

Page 53: ...n the difference between the set temperature of the remote control and the room temperature is wide due to the installation condition etc the set 2 Description How to change the set temp correction 1 Operate the air conditioner and select cooling or heating mode The set temp correction can t be changed at standby mode 2 Push and hold AIR OUTLET SELECT button on the unit operation panel Set temp co...

Page 54: ... conditioner is operationg or not OPERATION button 2 After holding 20seconds beep sounds is heard and OPERATION indicator flashes for 5seconds Release OPERATION button OPERATION indicator 3 Push OPERATION button to stop temporary operation Set Auto restart function again How to cancel Outdoor Quiet control 1 Push and hold OPERATION button for 20seconds OPERATION button 2 After holding 20seconds be...

Page 55: ...holding 20seconds beep sounds is heard and OPERATION indicator flashes for 5seconds Release OPERATION button OPERATION indicator How to cancel Outdoor Quiet control 1 Push and hold OPERATION button for 20seconds OPERATION button 2 After holding 20seconds beep sounds is heard OPERATION indicator doesn t flash Release OPERATION button After pushing OPERATION button air conditioner stops operation Af...

Page 56: ...tion 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 9 3 1 How to Cancel the Auto Restart Function To cancel auto restart function proceed as follows The power supply to the unit must be on the function will not set if the power is...

Page 57: ...more than three seconds Less than 10 seconds Motions The operation indicator is on The operation indicator is turned off The unit beeps three times The operation indicator flashes for 5 seconds If the unit is required to operate at this time press OPERATION button once more or use the remote control to turn it on 9 3 2 How to Set the Auto Restart Function To set the auto restart function proceed a...

Page 58: ...Controller Infrared signal emitter Memory and preset button PRESET Start Stop button Temperature up down button TEMP Mode select button MODE Swing louver button SWING Fan speed button FAN FLOOR button FLOOR 8 degree Celsius 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 bu...

Page 59: ... 1 appears 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 sto...

Page 60: ...oner receiving module 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 ca...

Page 61: ... to select program number to be confirmed l Resetting the operation 3 Press to exit confirming 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 Th...

Page 62: ...e cleared 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 s...

Page 63: ...ress 2 Press Press Select Cool Heat or Fan only Set the desired temperature Min 17 C Max 30 C 3 or Quiet Fan Only No temperature indication Press Select AUTO LOW LOW MED MED HIGH Note QUIET is ultra low fan speed for quiet operation Note2 With Fireplace operation on heating mode indoor unit always runs and cold air breezing might be occurred 6 Hi POWER OPERATION To automatically control room tempe...

Page 64: ...utton 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 otherwise the time lag of up...

Page 65: ...set temperature will decrease Note1 When the level is selected POWER 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 capacity may occur Press button to select Power SEL Silent 1 and Silent 2 10 PRESET OPERATION Set your p...

Page 66: ...ERATION AND PERFORMANCE 1 Three minute protection feature To prevent the unit from being activated for 3 minutes when suddenly restarted or switched to ON 2 Preheating operation Warm up the unit for 5 minutes before blowing warm air 3 Warm air control When the room temperature reaches the set temperature the fan speed is automatically reduced and the outdoor unit will stop 4 Automatic defrosting F...

Page 67: ... Please contact the dealership cannot be performed COOL and HEAT DRY and HEAT Select the same operation mode as for the other rooms REMOTE CONTROL A B SELECTION To separate using of remote control for each indoor unit in case of 2 air conditioners are installed nearly Remote Control B Setup 1 Push and hold on the Remote Control by the tip of the pencil 00 will be shown on the display 2 Press durin...

Page 68: ... seconds less than 20 seconds 4 beeps will sound then 1 indication at TEMPERATURE indicator will light up for 5 seconds For return to the former status press and hold AIR OUTLET SELECT button for more than 4 seconds once again In this time 4 beeps will sound then 0 indication at TEMPERATURE indicator will blinks for 5 seconds 21 AIR INLET GRILLE MANTENANCE Wash the air inlet grille with water usin...

Page 69: ...rt 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 indicator remote controller When the remote controller switching function is set B appears in the r...

Page 70: ...ncel the function a beep will sound and then 3 seconds later 3 beep sound may occur The indicator button will be invalid while the child lock function is activated When press the button 1 beep will sound Operation with remote control during the CHILD LOCK function works This function is cancelled when the power supply is off or failure Dry upper only Heating Upper Lower Upper Upper Lower On coolin...

Page 71: ...re 600 mm or more In case of right or left piping Cut dot line area Do not allow the drain hose to get slack Make sure to run the drain hose sloped downward The auxiliary piping can be connected to the left rear left rear right right bottom right or bottom left Cut the piping hole sloped slightly CAUTION Install in rooms that are 13 m or larger If a leak of refrigerator gas occurs inside the room ...

Page 72: ... to drain the defrost water attach drain nipple 10 and cap waterproof 11 to the bottom plate of the outdoor unit before installing it Part code Parts name Q ty A Refrigerant piping Liquid side Ø6 35 mm Gas side Ø9 52 mm One each B Pipe insulating material polyethylene foam 8 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...

Page 73: ...et grille Filter Maintenance Shelf life Clean every 3 6 months when dust tuck or covers the filter 1 Recommend to use vacuum to clean by sucking the dusts which stick or dip inside the filter or use the blower to blow the dust go out through the filter 2 If necessary to use water to clean simply use the plain water to wash the filter dry with the sunlight for 3 4 hours or until it completely dry N...

Page 74: ...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 75: ... to use a pipe hole brim ring sold separately A place which provides the spaces around the indoor unit as shown in the diagram A place where there are no obstacles near the air inlet and outlet A place which allows easy installation of the piping to the outdoor unit A place which allows the front panel to be opened In case of block brick concrete or similar type walls make 5 mm holes in the wall I...

Page 76: ...ot form the drain hose into a wavy shape Do not put the drain hose end into water Do not put the drain hose end in the drainage ditch Drainage 1 Run the drain hose sloped downwards Wiring connection Wiring of the connection cable is necessary to remove the front panel 1 Remove the terminal cover and cord clamp 2 Insert the connecting cable according to the local rule into the pipe hole on the wall...

Page 77: ... 70 or more 800 or more Wall Floor 670 or more 20 to 30 240 to 250 Floor Wall Side view Unit mm 4 In case of lattice establishment Follow the following figure make sure to keep enough distance between lattice frame and wall Be sure to switch to wall burying mode The lattice should be make of wood Between the air inlet and outlet should be devided with partition board Be sure to establish the open ...

Page 78: ...g a silicone adhesive or caulking compound Snow protection plate Snow protection hood Snow accumulation line Holding frame At least 50 cm Install at least 50 cm above the snow accumulation line Anchor bolts Front Fig 10 4 1 CAUTION 1 2 Install the outdoor unit without anything blocking the air discharging When the outdoor unit is installed in a place exposed always exposed to strong wind like a co...

Page 79: ...plate of the outdoor unit How to install the water proof rubber caps 1 2 Place four fingers into each cap and insert the caps into the water drain holes by pushing them into place from the underside of the base plate Press down on the outer circumferences of the caps to ensure that they have been inserted tightly Water leaks may result if the caps have not been inserted properly if their outer cir...

Page 80: ...Vacuum pump adapter for counter flow prevention Vacuum pump 101 kPa 76 cmHg 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 CAUTION 1 KEEP IMPORTANT 6 POINTS FOR PIPING WORK Take away dust and moisture inside of the connecting pipes 2 Tighten the connections between ...

Page 81: ... air conditioner 2 Prepare the power source for exclusive use with the air conditioner Model RAS 25U2FVG ND RAS 35U2FVG ND Power source 220 240V 50Hz 220 240V 50Hz Maximum running current 10 3A 10 5A Circuit breaker rating 15A 15A Power cord H07RN F or 60245 IEC66 1 5 mm2 or more Connecting cable H07RN F or 60245 IEC66 1 5 mm2 or more L N 1 2 3 2 1 3 L N Terminal block Connecting cable Connecting ...

Page 82: ...blinks for 5 seconds When B setup changed to A setup 5 beep will sound 10 5 5 Auto Restart Setting This product is designed so that after a power failure it can restart automatically in the same operating mode as before the power failure 10 5 4 Test Operation To switch the TEST RUN COOL mode press OPERATION button for 10 seconds The beeper will make a short beep Information The product are shipped...

Page 83: ...wiring diagrams attached to the indoor outdoor units Table 11 1 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 9 Troubleshooting Procedure Check Code 1C and 1E How to Diagnose Trouble in Outdoor Unit How to Check Simply the Main Parts How to Simply J...

Page 84: ...ncreasing 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 indicator of the indoor u...

Page 85: ...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 86: ...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 87: ...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 88: ...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 89: ... detect circuit 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 di...

Page 90: ...ut after 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 va...

Page 91: ...n 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 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 conditi...

Page 92: ...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 Signal circuit of in...

Page 93: ...s voltage DC12V or 7V or 5V indicated on rear of indoor control board normal Does transmission mark on remote controller flash normally and is its signal transmitted properly Is DC310 340V supplied between CN36 1 3 Does fan motor connector between CN36 1 3 short circuit Item by symptoms Operation Check Item Considerable principle cause Measures Parts R01 R02 DB01 C01 C03 IC11 and T01 are defective...

Page 94: ...3 of motor connector CN36 Check 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 310 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 c...

Page 95: ...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 A B ...

Page 96: ...Indoor fan motor automatically starts to rotate by turning on power supply Cause The IC is built in the indoor fan motor Therefore the P C board is also mounted to inside of the motor If the P C board is soldered imperfectly or the IC is defective the fan motor may automatically rotate by turning on power supply Inspection procedure 1 Remove the front panel Remove 4 screws 2 Remove the cover of th...

Page 97: ...g the temporary switch of the air conditioner main unit to TEST RUN or TEMPORARY AUTO Can any signal tone be heard in a transistor 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...

Page 98: ... that transmission 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 aft...

Page 99: ... 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 indoo...

Page 100: ...ectrolytic 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 4...

Page 101: ...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 When a P C board is ...

Page 102: ...pacitor C01 line filter 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...

Page 103: ... 10 20 30 40 50 60 Resistance value k Temperature C TA TC TCJ TO TS TE TD 1 Sensor characteristic table TD TA Discharge temp sensor Room temp sensor TC TCJ Heat exchanger temp sensor TO TS TE Outdoor temp sensor Suction temp sensor Outdoor heat exchanger temp sensor 103 ...

Page 104: ... 25 C Position 1 to 2 1 to 3 1 to 4 1 to 5 Resistance value 250 17Ω Refer to 11 5 1 3 and 4 at 20 C Disconnect the connector and measure resistance value with the tester Normal temperature Outdoor temperature sensor TO discharge temperature sensor TD suction temperature sensor TS outdoor heat exchanger temperature sensor TE Temperature Sensor TD kΩ TO TS TE kΩ 10 C 20 C 25 C 30 C 40 C 50 C 100 64 ...

Page 105: ... Case that product is good Pointer swings once and returns slowly When performing test once again under another polarity the pointer should return C07 C08 760µF 400V Resistance value in good product Tester rod 2 3 2 3 4 1 1 2 3 DB01 DB02 4 4 2 3 1 10 to 20 Ω when the multimeter probe is reversed 2 Diode block 1 Turn OFF the power supply breaker 2 Completely discharge the two electrolytic capacitor...

Page 106: ...ilure 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 bet...

Page 107: ...e welding equipment in an airtight room Carbon monoxide poisoning may result if the room is not properly 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 part...

Page 108: ...er motor conector 9 Remove screw for earth lead from fan motor base 10 Remove screw for E box 11 Pull the upper part of the E box 11 Lift a E box in the upward for take off from the hook 1 Screw for E box cover Tube TCJ sensor TC sensor 5 TCJ sensor 5 TC sensor 4 The screw for display base 2 Screws for drain guide 4 pcs 3 Screw for earth lead 8 Damper motor connector 6 Fan motor connector 7 Louver...

Page 109: ...ews for heat exchanger 4 pcs Electrical parts How to arrange the lead Box assembly Shown in the picture E box Heat exchanger 1 Take off the pipe holder Refrigerant cycle assembly 2 Remove screws for heat exchanger 4 pcs Horizontal 1 Open a horizontal louver outward and louver stretch the arm of louver base same as the direction in the picture 109 ...

Page 110: ...for louver base assemble Insert the rib of the louver base into the slot of back body same as the picture Bell mouth 1 Remove screws for bell mouth 4 pcs Drain pan and 1 Remove screws for drain pan 2 pcs damper base 2 Remove screws for damper base 2 pcs Screws for louver base 2 pcs Louver base rib Back body slot Screws for bell mouth 4 pcs Screw for drain pan Screws for damper base 2 pcs Screw for...

Page 111: ...otor holder and take off the motor holder 2 Take off the lead cover Attention for motor holder assemble 1 Arrange the earth lead and fan motor lead 2 Adjust the motor axis to the center of the motor holder then fix screws 4 pcs Fan motor A method to take off a fan motor in a condition taking on a heat exchanger 1 Take off pipe holder and remove screws for heat exchanger refer to 2 Remove screws fo...

Page 112: ...No Part name Procedure Remarks Fan motor 3 Remove the flange nut and turbo fan refer to 4 Remove screws for motor holder and lead cover refer to 112 ...

Page 113: ...n 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 12 2 Microcomputer 113 ...

Page 114: ...ter etc from entering inside the indoor unit 2 Attach the upper cabinet ST2TØ4 10L 5 pcs 3 Perform cabling of connecting cable and attach the cord clamp Fix the cord clamp by tightening the screws ST2T 4 x 14L 3 pcs fitting 2 concave parts of the cord clamp to each connecting cables 4 Attach the valve cover ST2T 4 x 10L 3 pcs Insert the upper part into the square hole of the side cabinet set hook ...

Page 115: ...abinet 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 tha...

Page 116: ...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 to remove the connector ...

Page 117: ...High Pressure Switch 2P white NOTE These connectors 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 Moun...

Page 118: ...nd heat exchanger Remarks Detail A Detail B Detail C 1 Perform work of item 1 of and 2 Remove the flange nut fixing the fan motor and the propeller Flange nut is loosened by turning clock wise 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 d...

Page 119: ...d flames Otherwise it may malfunction 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 2 pcs 9 Pull upward the refrigeration cycle 10 Remove NUT 3 pcs fixing the compres sor to the bottom plate Remarks Reactor 1 Perform work of item 1 of and 2 Remove screws fixing the reactors ST2TØ4 10L...

Page 120: ...ve the fan guard 2 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 Check that all the hooking claws are fixed to the specified positions 1 Detachment 1 Perform step 1 in all the steps in and 1 in 2 Remove the coil by pull it upward 2 Attachment 1 Insert a valve coil to value body by push it downward And conf...

Page 121: ...the heat exchanger 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 damaged since damage may cause electric shocks and or a f re CAUTION After replacing the parts check whether the positions where the sensors were installed are the proper pos...

Page 122: ...3T82316 211 43T44673 225 43T66390 212 43T19333 226 43T83305 213 43T79314 227 43T08425 SHIELD PIPE DRAIN PAN ASSY HOSE DRAIN DAMPER ASSY UPPER LOUVER ASSY HORIZONTAL LOUVER DISPLAY BASE TERMINAL COVER ASSY PIPE HOLDER PLATE MOUNTING WIRELESS REMOCO HOLDER REMOTE CONTROL SHEET DISPLAY 214 43T79315 FRONT PANEL ASSY INLET GRILLE ASSY AIR FILTER BACK BODY ASSY MOTOR BASE ASSY FAN MOTOR ASSY TURBO FAN A...

Page 123: ...3T50332 407 43T6W671 404 43T50333 405 43T62003 408 43T60502 PC BOARD FOR RAS 25U2FVG ND PC BOARD FOR RAS 35U2FVG ND HOUSING WiFi 406 43T69865 TERMINAL 3P TEMPERATURE SENSOR SENSOR HEAT EXCHANGER SENSOR HEAT EXCHANGER CORD CLAMP PC BOARD ASSY WRS LED Description Description 407 406 405 401 402 403 404 408 123 ...

Page 124: ...Y UPPER CABINET FRONT CABINET FIXING PLATE VALVE MOTOR BASE CONNECTION PLATE PARTITION ASSEMBLY FAN GUARD PROPELLER FAN HANDLE DRAIN NIPPLE PACKED VALVE COVER ASSEMBLY HOLDER SENSOR CONDENSOR ASSEMBLY COMP ASSY BONNET 6 35 DIA BONNET 9 52 DIA VALVE PACKED 6 35 DIA VALVE PACKED 9 52 DIA BODY PMV 82 43T04404 COIL PMV 4 WAY VALVE 4 WAY VALVE COIL ASSEMBLY SWITCH PRESSURE HEATER CORD ASSEMBLY REACTOR ...

Page 125: ...UPPER CABINET FRONT CABINET FIXING PLATE VALVE MOTOR BASE CONNECTION PLATE PARTITION ASSEMBLY FAN GUARD PROPELLER FAN HANDLE DRAIN NIPPLE PACKED VALVE COVER ASSEMBLY HOLDER SENSOR CONDENSOR ASSEMBLY COMPRESSOR BONNET 6 35 DIA BONNET 9 52 DIA VALVE PACKED 6 35 DIA VALVE PACKED 9 52 DIA BODY PMV 82 43T04404 COIL PMV 4 WAY VALVE 4 WAY VALVE COIL ASSEMBLY SWITCH PRESSURE HEATER CORD ASSEMBLY REACTOR M...

Page 126: ...No No No 701 43T62351 704 43T60326 702 43T6W672 705 43T50369 706 43T50336 702 43T6W673 707 43T50360 708 43T50371 703 43T60384 HEATSINK PC BOARD FOR RAS 25U2AVPG ND PC BOARD FOR RAS 35U2AVPG ND TERMINAL 6P 709 43T62313 FUSE TEMPERATURE SENSOR TEMPERATURE SENSOR TC SENSOR TO TEMPERATURE SENSOR PC PLATE BASE Description Description 126 ...

Page 127: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...

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Toshiba RAS-25U2AVPG-ND, Service Manual

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