RAV-362-462UH-PE RAV-363-463AH8-PE Service Manual
Contents
1. 5 2 RAV 463AH8 PE SPECIFICATIONS Output Rated 3 75kW 2 pole 3 phase 380 415V 50Hz Compressor ZR61K3 TFD Winding resistance 2 91y at 20 C SMF 230 63N 2 Output Rated 63W 6 pole 1 phase 230V 50Hz Outdoor unit fan motor SMF 230 39N 2 Output Rated 39W 6 pole 1 phase 230V 50Hz Running capacitor for outdoor fan motor EEP2G405HQA114 AC 400V 4 Magnetic contactor AC 230V 50Hz ACB 2TBO4W Tripping pressure 30kg cm G High pressure switch Resetting pressure 23kg cm G Solenoid coil CHV AC240V AC 220 240V Crankcase heater AC 240V 28W Outdoor unit sensor for heat exchanger Maximum input temperature 15 5mA Transformer for outdoor unit AC 187 264V Sensor for cooling operation in low ambient Maximum input temperature 15 5 Reverse Phase Protector STR 4AB Sensor for delivery pipe temperature 10 6 REFRIGERANT PIPING DIAGRAM Indoor unit Outdoor unit RAV 362BH PE RAV 363AH8 PE RAV Cooling RAV 362CH PE 463AH8 PE RAV 362UH PE E Heating RAV 462BH PE RAV 462CH PE RAV 462UH PE Indoor unit Heat exchanger Distributor strainer capillary tube Strainer Sensor Refrigerant pipe Smaller side Refrigerant pipe Larger side 29 5mm 3 8 019 3 4 V Packed valve Packed valve T E Li2. m mm EC EC Model ZR49K3 TFD ZR61K3 TFD Output kw 3 0 3 75 High pressure switch Fuse Reverse Phase High pressure switch Fuse Reverse Phase Safety device Protector Crankcase heater Inner overload Protector Crankcase heater Inner overload 1 CEILING PANEL Model RBC BAG0PE PE 5 Appearance colour Silky mist Munsell 1Y8 9 0 5 mm Compressor Silky mist Munsell 1 8 9 0 5 40 1 430 mm 500 500 Washable RBO FO202E FBG BUTEW RBC CA460BE RBC LKA6OBE RBC RK4625E PE Specifications are subject to change without notice Note 1 022 should be used when length of pipe exceeds 30m D D D m Dimensions 1 430 Washable Cooling capacity 12 5 Heating capacity 13 8 Power Source I ______ HEATING HEATING Power consumption 5 15 Power factor Running current Operating Indoor unit High Med Low dB A noise SPL Outdoor unit dB A Name of refrigerant Refrigerant Charge volume Add volume 20 50m pipe Standard length Maximum pipe lengths Maximum height difference If indoor unit higher m If outdoor unit higher o 1 banshee Fuss Airflow volume mm 6 000 Fan molor output 39463 RRR ZR61KG TFD 375 High pressure switch Fuse Reverse Phase High pressure switch Fuse Reverse Phase Safety device Protector Crankcase heater Inner overload Protector Crankcase heater Inner overload relay
3. RAV 363AH8 P 30 43A69006 PC Board 43A41501 Compressor ZR61K3 TFD RAV 463AH8 P 32 43 46004 Solenoid Coil 43A42001 Compressor Boot 35 43A49001 Switch High Pressure 43146362 Expansion Valve RAV 363AH8 PE 36 43157167 Heater Crankcase 43146438 Expansion Valve RAV 463AH8 PE 37 43146430 Capillary Tube RAV 363AH8 PE 43146451 Packed Valve 3 8 37 43146431 Capillary Tube RAV 463AH8 PE 4314616 Packed Valve 3 4 38 43107215 Holder Sensor TE 43147321 Check Joint 39 43A58003 Transformer Power 43146498 Valve 4 Way RAV 363AH8 PE 40 43154148 Reverse Phase Protector STR 4AB 43146499 Valve 4 Way RAV 463AH8 PE 41 43150261 Sensor Delivery Pipe TD 43146283 Check Valve 42 43063219 Holder Sensor TD 43 43A60006 Fuse F2 T5A 43143639 Condenser Upper RAV 363AH8 PE 25 43A60001 Terminal 4P AN O O Q HA TOSHIBA CONSUMER PRODUCTS U K LTD PORSHAM CLOSE BELLIVER INDUSTRIAL ESTATE PLYMOUTH PL6 7BP U K 20
4. is used for transmitting the signal the microcomputer section is insulated with photo coupler with 5V being supplied RO5 55176 180k 1 2W 1 2 Serial Serial input Input 5V R09 4 df ee _ 55688 18k 205 TLP621 D4 GR 1 0 1 02 3 3858 Output 5V 8 0 TLG124A uz 0 022 TF 7 6 X Abnormality detecting circuit When high pressure switch is operated abnormality is detected to stop the compressor C i 2 DOL 13 180K 1 2W 856880 2 OEMS N 9 E lt 003 ROS 158176 gm 12 T0 022uTF 180K 1 2W 010 IC03 TLP621 1D4 GR1 abnormal 0 input N 11 77 Relay circuit The relay circuit consists of the diagram on the CN04 right hand side High RYO5 4 way valve ON OFF EUER Q RYO7 Magnetic switch ON OFF e ee LE CIO Y Lege N11 0 114120 2 ae pe obe O gg ccm OO EIE CR12 0 033u 120 RY05 G4U 1 Relay control circuit 14 7 8 Fan speed control circuit The fan speeds are controlled by triac IC07 This allows the fan to operate at any one of 16 speeds This function only occurs when the unit is in the cooling mode zero waves equates to fan stop IC07 TLP666J 04 C100 R110 120 RED 0 033 400VAC lt CNO3 N 3 Waveform obtained between nd N Example shown is for 4 waves 16 waves 7 9 Lightnin
5. 0 CED D d e OF 029470 311220 0 570 8582 27 e ans 7 913551 8955 MZ i 408l 203 LINDYID TOH LNOO LINN YHOOGLNO dO 9053 Z J1oopino rZ 12 7 2 7 3 74 240V 12V power source circuit Outdoor PC board produces full wave rectification by diode bridge DB50 followed by the provision of tran sistor Q50 produces DC power source at 12V 5V watchdog timer circuit Basically the same description as the indoor PC board applies provided however that the reset circuit is not added to the outdoor side Sensor circuit This circuit detects the temperature by dividing voltage with resistance and sensor and bringing the voltage value into CPU using the characteristics of the sensor that re sistance varies with different temperatures TE is for defrosting while TL is for low ambient cooling operation TD is to protect the compressor from over heating A0880S2 0921 5000071 Watchdog timer output lt Reset input 13 75 Serial signal circuit between indoor and outdoor units Transmits and receives the signals between indoor and out door units in serial signals As 230V
6. Delivery temperature sensor relay Delivery temperature sensor Specifications are subject to change without notice Note 1 22 should be used when the length of pipe exceeds 30m TEM _____ RAV 362UH PE RAV 462UH PE COE Heating capacity T s noise SPL Outdoor unit dB A Name of refrigerant Refrigerant Charge volume Add volume 20 50m Larger side size Coupler style Smaller side size Coupler style Standard length Maximum pipe lengths m Interconnection pipe Maximum height difference If indoor unit higher m If outdoor unit higher Condensate drain pipe diameter mm 32 OD 32 OD INDOOR UNIT Model RAV 362UH PE RAV 462UH PE Appearance colour Black zinc galvanized steel thermal insulator Dimensions 740 Fan motor Dimensions 930 930 385 385 i 8 Output High pressure switch Fuse Reverse Phase High pressure switch Fuse Reverse Phase Safety device Protector Crankcase heater Inner overload Protector Crankcase heater Inner overload relay relay D D S CEILING PANEL Model BES Appearance colour Silky mist Munsell 1 8 9 0 5 Silky mist Munsell 1 8 9 0 5 Dimensions Net weight Air filter Washable Washable Specifications are subject to change without notice Note 1 022 should be used when the length of pipe exceeds 30m 3 CONSTRUCTION VIEWS RA
7. PERATURE 2 TO 43 COOL 10 21 HEAT ROOM TEMPERATURE 18 32 C COOL 15 TO 29 C HEAT ROOM HUMIDITY LESS THAN 80 COOL Note 1 Cooling Capacity is based on the following temperature conditions Indoor air inlet temperature 27 C DB 19 C WB Outdoor air inlet temperature 35 C DB Note 2 Heating Capacity is based on the following temperature conditions Indoor air inlet temperature 20 C DB Outdoor air inlet temperature 7 C DB 6 C WB 1 IMPORTANT NOTES Refer to Service Manual File No A90 9503 for details of Indoor Units and control circuits Reverse Phase Protector The Scroll Compressor used in this unit can only rotate in one direction For this reason a protective device Reverse Phase Protector is fitted to prevent incorrect wiring of the electrical phases If the red LED on the remote controller does not flash when the system is switched on then the wiring to the outdoor unit should be checked to ensure that the three phases are wired in the correct sequence Inner Overload Relay If the Inner Overload Relay operates the Magnetic Contactor will remain energised but the compressor will stop In this event Fault Code 09 will appear on the Remote Controller Delivery Temperature Sensor T D Sensor An additional sensor is fitted to this unit to prevent the compressor from overheating During abnormal conditions the following fault codes may appear Fault Code Indicates
8. TOSHIBA FILE NO A90 9607 SERVICE MANUAL AIR CONDITIONER SPLIT BUILT IN DUCT TYPE HEAT PUMP RAV 362BH PE RAV 363AH8 PE RAV 462BH PE RAV 463AH8 PE SPLIT CEILING TYPE HEAT PUMP 362 6 462 463 8 SPLIT CASSETTE TYPE HEAT PUMP RAV 362UH PE RAV 363A 8 RAV 462UH PE RAV 463A H6 PE PRINTED IN U K March 1996 5 5 IMPORTANT t eS ITUR EE NEC te ttl tee CONSTRUCTION VIEWS Ea ba et ad a WIRING DIAGRAM iie e RI Ride hh a a de ibd ee its SPECIFICATIONS OF ELECTRICAL REFRIGERANT PIPING DIAGRAM DESCRIPTION OF OUTDOOR UNIT CONTROL CIRCUIT 2 EMERGENCY OPERATION viniu nnn bct Pro eb eae PERFORMANCE CHARACTERISTICS 0 EXPLODED VIEWS AND PARTS U O The units referred to within this manual conform with the protection requirements of Directives 89 336 EEC Electromagnetic Compatibility and 73 23 EEC Low Voltage Operating conditions of units are as follows TEMPERATURE OUTDOOR TEM
9. V 363AH8 PE RAV 463AH8 PE Knock out hole Bottom 2 30 x 80 long hole for drain disposal Air inlet 360 12 Refrigerant piping joint Larger side o 19 Refrigerant piping joint connection port 416 Smaller side 9 5 Air inlet Earth screw 45 Carrying handle Both sides Terminal cover Carrying handle Air outlet Front side only 4 12x 18 long hole JJ 27 ES 1 500 k D mm 2 NS aD S SY 1 22 ty W SS M Fp lt gt Knock out hole Blow out guide mounting hole 8 03 embossing 8 40 Space required for service Space for wiring and piping Outlet Space for wiring and piping When installed with the outlet faced to the wall side 34v When installed with the inlet faced to the wall side 4 WIRING DIAGRAM Indoor unit Outdoor unit m E Control Circuit 63H Power supply 380 415V 3N 50Hz wee cR 1 6 shows terminal block and figures show terminal numbers Broken lines show wiring at site 2 When the phases are not connected correctly the reverse phase protector operates and the unit will not start Compressor has internal thermal protection In
10. a Refrigerant Gas Leak Fault Code 19 Indicates T D sensor open circuit or short circuit Special Refrigerant Reclaim Procedure for Scroll Compressors When the refrigerant charge is reclaimed only from the discharge side of Scroll Compressor it is possible that the suction side of compressor remains pressurised If a brazing torch is applied to the suction side the pressurised refrigerant and oil mixture could ignite THIS COULD RESULT IN A FIRE AND OR SEVERE PERSONAL INJURY The refrigerant gas MUST be reclaimed simultaneously from the discharge and suction sides of the outdoor unit to avoid this possible problem 2 SPECIFICATIONS Er mavaeense ______ RAE LLL MM j ____ Heating capacity he nec S O Power source COOUNG HEATING Power consumption 10 Running current 68 6 7 Operating Indoor unit High Med Low dB A 45 42 39 46 43 40 noise SPL Outdoor unit dB A 55 4 4 5 5 7 Name of refrigerant Refrigerant Charge volume 3 lt il Add volume 20 50m _ g m Larger side size mm Coupler style Smaller side size Coupler style 5 4 0 Standard length 5 Maximum pipe lengths 0 OD Maximum height difference If indoor unit higher m 0 Interconnection pipe 3 7 2 If outdoor unit higher 50 Condensate drain pipe diameter mm 32 OD RAV 362BH PE Dimensions mm Fan motor output Pt o 32 pressure Max motor mmAq
11. ength of refrigerant pipe If the length of refrigerant pipe is 20m or less addition of refrigerant at the installation site is unnecessary If the length of the pipe exceeds 20m add the refrigerant R 22 Overcharge or undercharge of refrigerant in the outdoor unit will cause malfunction of the compressor The prescribed amount of the replenishment of the refrigerant is shown in the table above The permissible amount of refrigerant is the prescribed amount 50g For RAV 363AH8 PE and RAV 463AH8 PE if the length of pipe exceeds 30m the size of pipe at the gas side must be raised one rank e g OD 19 0 22 2 18 10 EXPLODED VIEWS AND PARTS LIST RAV 363AH8 PE RAV 463AH8 PE EP Part No Description iud Part No Description o 43 21002 Motor 230V 50Hz Fan 20 43145092 Dryer 43A21003 Motor AC 230V 50Hz Fan 21 43148096 Accumulator RAV 363AH8 PE 43120156 Fan Propeller 21 43148114 Accumulator RAV 463AH8 PE 43A19001 Guard Fan 22 43155080 Capacitor Plastic Film 43143638 Condenser Lower RAV 363AH8 PE 23 43060479 Terminal 4P 43A43004 Condenser Lower RAV 463AH8 PE 24 43A60005 Terminal 4P 43A43003 Condenser Upper RAV463AH8 PE 26 43107215 Holder Sensor TL 43047492 Capillary Tube RAV 363AH8 PE 27 43152334 Magnetic Contactor 43119368 Hanger 28 43150196 Sensor Heat Exch TE 43162027 Cover Electric Parts 29 43A50001 Sensor Cond TL 43A41500 Compressor ZR49K3 TFD
12. g surge protection circuit L1 R71 The circuit on the right protects the PCB from damage caused N ATON by a lightning surge Varistors are connected N between the live and neutral and live and earth lines to pro R74 470V tect against voltage surges 15 8 EMERGENCY OPERATION If the air conditioner develops a fault which stops it from operating normally it is possible to operate the air conditioner using change over connectors incorporated into the units In this case operation of the air conditioner is controlled by switching on and off the power supply Details of how to change over the units to operate in the emergency mode are shown below D Switch off the power supply to the outdoor unit Remove the electrical parts cover from the indoor unit Pull out the connector of R phase red lead wire from terminal 1 and connect it with the connector of lead wire for fan motor K1 output red Note f the indoor unit is a cassette model the float switch conector must be removed from the PCB Replace the electrical parts cover on the indoor unit On the outdoor unit PCB short the test pins as follows For Cooling Mode Short CN22 with CN23 For Heating Mode Short CN22 with CN23 and CN20 with CN21 3 Switch the power supply to the outdoor unit 16 9 PERFORMANCE CHARACTERISTICS 91 Cooling capacity Capacity Ratio 96 RAV 363AH8 PE RAV 463AH8 PE Ambient Temp Dry B
13. ne Pressure Strainer Cooling Heating High pressure Low pressure Low pressure High pressure Capillary tube Expansion Check valve Heat exchanger TL sensor Distributor Check joint Strainer Bypass Capillary tube Accumulator High pressure switch TD Sensor Compressor Outdoor unit RAV 363AH8 PE only INDOOR UNIT OUTDOOR UNIT BYPASS MODEL CAPILLARY MAIN CAPILLARY CAPILLARY RAV 362BH PE ID 2 400 6 RAV 362CH PE IDo 2X300Lx7P RAV 363AH8 PE IDo 2 4x650Lx1P IDo 1 7x1000Lx1P RAV 362UH PE IDo 2X300Lx8P RAV 462BH PE 2 2X200Lx6P RAV 462CH PE IDo 2X200Lx8P RAV 463AH8 PE RAV 462UH PE ID 2X300Lx8P 104 9 1551 gt 7 2084 TEE aL 220 0 1 902 1 116 00094 410 NOFEL dhll 220 911581 XV YES 5 51736706 INY St OSU 9 155 701717470 9051 024 2vAO
14. this case check the three phase wiring P P Do not operate the units with the magnetic contactor pushed in Symbol Name Symbol Name Symbol 20SF Solenoid Coil CM Compressor 63H High Pressure Switch RY05 07 Relay 52C Magnetic Contactor CH Crankcase Heater 47C Reverse Phase Protector FM01 02 Fan Motor Outdoor F Fuse on PCB F2 Fuse T5A TL Sensor TR Transformer RCO1 02 Running Capacitor TE Sensor TD Sensor 5 SPECIFICATIONS OF ELECTRICAL PARTS 5 1 RAV 363AH8 PE PARTS NAME SPECIFICATIONS Output Rated 3 0kW 2 pole 3 phase 380 415V 50Hz Compressor ZR49K3 TFD Winding resistance 3 73y at 20 C SMF 230 63N 2 Output Rated 63W 6 pole 1 phase 230V 50Hz Outdoor unit fan motor SMF 230 39N 2 Output Rated 39W 6 pole 1 phase 230V 50Hz Running capacitor for outdoor fan motor EEP2G405HQA114 400V 4 Magnetic contactor AC 230V 50Hz Tripping pressure 30kg cm G ACB 2TBO4W 5 High pressure switch Resetting pressure 23kg cm G Solenoid coil CHV AC240V AC 220 240V Crankcase heater AC 240V 28W Outdoor unit sensor for heat exchanger Maximum input temperature 15 5 Transformer for outdoor unit AC 187 264V Sensor for cooling operation in low ambient Maximum input temperature 15 5mA Reverse Phase Protector STR 4AB Sensor for delivery pipe temperature
15. ulb C Room Temp Wet Bulb C 9 2 Heating capacity KW RAV 363AH8 PE RAV 463AH8 PE Capacity Ratio ann C nonoa Ambient Temp Wet Bulb Room Temp Dry Bulb 17 9 3 Piping length cooling capacity heating capacity RAV 363AH8 PE RAV 463AH8 PE Cooling Capacity Ratio Heating Capacity Ratio Outdoor Unit Height H m Outdoor Unit Height H m 20 0 5 10 15 20 25 30 35 40 45 50 Piping Length Piping Length m The broken line shows in case the piping length is 30m or less 9 4 Piping length additional refrigerant volume Piping length Additional amount of refrigerant 7 o at installation site kg Recharge amount of interchange time kg Model 20 RAV 25 30 35 40 45 50 5 10 15 20 25 30 35 40 45 50 363AH8 PE T 0 25 05 075 10 L25 15 3 0 3 15 325 3 4 3 65 3 9 415 44 465 49 at 463AH8 PE fawi 025 05 0 75 LO L25 L5 36 37 38 39 415 44 465 49 515 54 The amount of refrigerant put into the outdoor unit at the factory is equivalent to that which fills up 20m l
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