Toshiba MAR-C104M8-1-PE Service Manual Download Page 48

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Fault

Code

Symptom

Status of Air

Conditioner

Notes

Diagnostic Functions

INVERTER
COMPRESSOR FAULT

Operation

stops

INVERTER
MALFUNCTION

Operation

stops

1. Fault in the current detection circuit of the Inverter

control board.

2. Check the power circuit, wiring, control boards and

compressor.

OUTDOOR
HEAT EXCHANGER
SENSOR (TE)

Operation

stops

HIGH PRESSURE
FAULT

Operation

stops

1. High pressure switch or Inner over-load relay

malfunction.

2. Operation of the High pressure switch or Inner over-

load relay, or detected by the Pressure sensor.

3. Possible causes – gas leak, refrigerant under charge

or over-load operating conditions.

4. Phase rotation detected at D.O.L compressor start

up. "Check" flashes on the Remote controller.

1. Sensor open / short circuit.

2-Pipe Outdoor unit
ONLY.

1. Inverter compressor fault (overload).

2. Check the power supply, wiring and compressor.

REMOTE
CONTROLLER
COMMUNICATION

Indoor unit

stops

1. Wiring fault between the Indoor unit and the Remote

controller.

Summary of Contents for MAR-C104M8-1-PE

Page 1: ...R MULTI HEAT PUMP WITH SIMULTANEOUS HEATING AND COOLING Outdoor Unit MAR F104HTM8 1 PE Multi Controller RBM Y1034F PE 3 way RBM Y1044F PE 4 way FILE NO A90 0030 Printed in UK December 2000 2 PIPE SUPER MULTI HEAT PUMP Outdoor Unit MAR C104M8 1 PE Multi Controller RBM Y1034C PE 3 way RBM Y1044C PE 4 way 2 PIPE SUPER MULTI COOLING ONLY ...

Page 2: ......

Page 3: ... Outdoor air inlet temperature 35 C DB Note 2 Heating capacity is rated at the following temperature conditions Indoor air inlet temperature 20 C DB Outdoor air inlet temperature 7 C DB 6 C WB Note 3 For details on the Outdoor unit installation the Indoor units or Remote Controllers refer to the relevant literature i e Installation instructions supplied with the units or Service manuals relevant t...

Page 4: ...he remote controller 1 2 3 Pipe Heat Pump with simultaneous heating and cooling This system allows separate operation of each indoor unit in either heating or cooling simultaneously OFF OFF Heating operation Cooling operation Indoor unit remote controller requesting cooling Indoor unit remote controller requesting heating 2 pipes 2 pipes Remote controller Multi controller 2 Pipe Outdoor unit T Pie...

Page 5: ...This system allows operation of each indoor unit in cooling OFF OFF 2 pipes 2 pipes Remote controller Multi controller 2 Pipe Outdoor unit T Pieces Indoor units Cooling operation Indoor unit remote controller requesting cooling ...

Page 6: ...rom all Indoor units connected calculates the accumulative operation command and transmits this information to the Outdoor unit Interface microprocessor The Interface microprocessor calculates the capacity required for heating M104 1 and F104 1 only or cooling and determines the operation mode of the Outdoor unit and the actual frequency of the compressor 2 1 Control system diagram Remote controll...

Page 7: ... PIPE MAR F104HTM8 1 PE Maximum No of Connected Units Minimum Code No Maximum Code No 27 2 8 Example Indoor unit model RAV 364UH PE Capacity Rank 36 Code No 8 Each Indoor unit Code No is registered by the capacity rank setting switches on the Multi controller control board Multiple Indoor units may be connected to each Outdoor unit providing the total Indoor code does not exceed the limits shown b...

Page 8: ...t kg 346 359 Colour Bronze white Munsell 6Y7 5 1 Compressor Type Hermetically sealed Twin scroll Motor output kW 7 5 Fan Propeller fan Compressor Motor output kW 0 15 x 2 Air flow volume m 3 hr 10 000 Refrigerant charged weight kg R407C 16 0 R407C 19 0 Noise Sound Power Level SWL dB A 70 Sound Pressure Level SPL dB A 63 Liquid mm ø15 9 Discharge gas mm ø19 0 Suction gas mm ø28 6 Liquid Flare conne...

Page 9: ... length m Max piping head m Crank case heater W Model Name 120 100 Cooling MAR C104M8 1 PE Liquid Suction gas Flare connection Brazing connection Fan assembly Compressor 25 0 28 0 324 7 5 50 When the outdoor unit is installed above 20 When the outdoor unit is installed below Propeller fan 0 15 x 2 10 000 R407C 9 0 70 60 ø15 9 ø28 6 74 Bronze white Munsell 6Y7 5 1 Hermetically sealed Twin scroll 1 ...

Page 10: ...3 Model name 20PS 1 Operating pressure kgf cm2 G Operation 0 25 Reset 1 5 4 way valve CHV 0712 Coil AC240V Compressor case heater AC 240V 74W Model name NTP Q250TF 2 Pressure sensor Input voltage DC 12V Output voltage DC 0 5 4 5V Discharge temperature sensor At 25 C 50kΩ 50 C 17 9kΩ 100 C 3 35kΩ Suction temperature sensor At 0 C 32 8kΩ 25 C 10kΩ 50 C 3 6kΩ Outdoor air temperature sensor At 0 C 32 ...

Page 11: ...415V 3 phase 50Hz 2 2 Inverter side Non inverter side NISSEKI RB68AF 7 000 STF 200 150C 1 phase induction motor 220 240V 1 phase 50Hz 150 1 12 1 44 6 OFF 115 5 C 20PS B Inverter side 20PS G Non inverter side Operation 30 Reset 23 20PS 1 Operation 0 25 Reset 1 5 AC 240V 74W At 25 C 50kΩ 50 C 17 9kΩ 100 C 3 35kΩ At 0 C 32 8kΩ 25 C 10kΩ 50 C 3 6kΩ EV18RC2 Coil DC 12V NEV202DXF Coil AC 240V 7 5 MG1300...

Page 12: ...er LF215AV 15A 716V Power supply rectifier capacitor LNT2G222KSMCTF 2200µF 400V Fuse 20A Electronic starter 912X25E101YV20 Reactor CH 26 T 6 2mH 18A Fan motor relay G2R217PV Control relay G4U 112P Magnetic contactor for compressor Inverter side 13A Magnetic contactor for compressor 15A Non inverter side Transformer Inverter FT70 Transformer Interface FT69 Power supply terminal plate AC600V 60A PC ...

Page 13: ...pply Output voltage at operating frequency of 60Hz IGBT Relay Fan motor running capacitor Diode AC noise filter DC noise filter Power supply rectifier capacitor Fuse Electronic starter Reactor Fan motor relay Control relay Magnetic contactor for compressor Inverter side Magnetic contactor for compressor Non inverter side Transformer Inverter Transformer Interface Power supply terminal plate PC boa...

Page 14: ...ut at 139 C Heater fuse T1A Model Name RBM Y1034F PE RBM Y1044F PE Pulse modulating valve EV23RC7 Coil DC 12V Temperature sensor At 0 C 32 8kΩ 25 C 10kΩ 50 C 3 6kΩ Float switch FS 085 0031 Model name 1401008301 Power supply transformer Specification Primary side AC240V Secondary side AC12V Relay PC board G2R 117P Coil DC 12V 10 4 W m Heater 50W 65W Thermal fuse for heater Cut out at 139 C Heater f...

Page 15: ... 4 slots 15 x 20 for fixing bolts 750 790 834 Ø 610 98 1212 100 365 335 Wiring knockouts 1 x Ø25 2 x Ø20 Piping knockout 500 1410 140 65 1100 120 1290 650 Side air inlet Liquid Ø 15 9 Gas Ø 28 6 Refrigerant pipe connection 4 1 2 Pipe Outdoor Unit MAR C104M8 1 PE MAR M104HTM8 1 PE ...

Page 16: ...ar air inlet Air outlet 4 slots 15 x 20 for fixing bolts 365 335 Wiring knockouts 1 x Ø25 2 x Ø20 Piping knockout 500 65 Ø 610 1100 650 1290 790 834 750 1410 100 1212 98 120 65 140 Side air inlet Refrigerant pipe connection Suction gas Ø 28 6 Discharge gas Ø 19 0 Liquid Ø 15 9 ...

Page 17: ...ts 9 x 10mm 4 x 16mm Connection brazing Gas side Ø 28 6 Reset switch Refrigerant connection brazing Liquid side Ø 15 9 4 Notches for hanging bolts Outdoor Unit Wiring Knockout 1x20mm 4 3 Multi Controllers 2 PIPE RBM Y1034 1 PE RBM Y1044 1 PE RBM Y1034C PE RBM Y1044C PE MODEL RBM Y1034 1 PE RBM Y1044 1 PE RBM Y1034C PE RBM Y1044C PE A 440 540 440 540 B 260 350 260 350 C 60 90 60 90 D 90 90 90 90 E ...

Page 18: ...brazing Liquid Ø 15 9 Refrigerant piping joint brazing Discharge gas Ø 19 Refrigerant piping joint brazing Suction gas Ø 28 6 Refrigerant piping joint brazing Gas Ø 19 Refrigerant piping joint brazing Liquid Ø 12 7 Electrical parts box 2 Notches for hanging bolt 12 x 21 Electric parts box 500 or more 500 or more 540 500 or more 3 PIPE RBM Y1034F PE RBM Y1044F PE A B C D E F G Weight Kg 460 300 90 ...

Page 19: ...ol Part Name CM 1 2 Compressor FM 1 2 Fan motor 52C 1 2 3 Electromagnetic contactor for compressor 49C 1 2 Inner overload relay 51C 3 Overload relay PMV 1 Pulse modulating valve 63H 1 2 High pressure switch RC 1 2 Running capacitor SV 2 4 Two way valve 63L Low pressure switch CH Crank case heater Tr 1 2 Transformer 47C Reverse phase protector Th D1 D2 S Temperature sensor CD 1 2 Current detector F...

Page 20: ...pressor 49C 1 2 Inner overload relay 51C 3 Overload relay PMV 1 Pulse modulating valve 63H 1 2 High pressure switch RC 1 2 Running capacitor SV 1 2 4 Two way valve 20SF Four way valve 63L Low pressure switch CH Crank case heater Tr 1 2 Transformer 47C Reverse phase protector Th D1 D2 S E Temperature sensor CD 1 2 Current detector Ferrite Core Electrolytic Capacitors PC boards 1 6 7 12 PC board loc...

Page 21: ... pressure switch RC 1 2 Running capacitor SV 1 2 4 5 13 14 15 16 Two way valve 20SF Four way valve 63L Low pressure switch CH Crank case heater Tr 1 2 Transformer 47C Reverse phase protector LD 71 72 73 74 Fault indicator lamp Th D1 D2 S E O Temperature sensor CD 1 2 Current detector Ferrite Core Interface Control PC Board MCC 1223 Inverter Control PC Board MCC 1251 Electrolytic Capacitors PC boar...

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Page 23: ...ng for unit D is to be set to 0 Part Name Pulse modulating valve Temperature sensor Transformer Float switch Heater Reset switch Fault Indicator LED Fuse T1A OUTDOOR UNIT Capacity rank setting Display selector switch INDOOR UNIT D INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C 7 Segment LED Spark killer 5 4 2 Pipe Multi Controller RBM Y1034C PE RBM Y1044C PE RBM Y1034 1 PE RBM Y1044 1 PE Symbol PMVA B ...

Page 24: ...elector switch 7 Segment LED Spark killer 5 5 3 Pipe Multi Controller RBM Y1034F PE RBM Y1044F PE Symbol PMV A B C D Th A B C D X Tr CS H MS F SVD A B C D SVS A B C D SVDD SVSS SVH LD 101 102 103 104 Part Name Pulse modulating valve Temperature sensor Power transformer Float switch Heater Reset switch Fuse T1A Electrically operated valve for discharge gas side Electrically operated valve for sucti...

Page 25: ...compressor start up Accumulator PMV1 For cooling bypass Dummy sensor Strainer Service valve Dryer Packed valve Outdoor unit Multi controller 1 Strainer Strainer Expansion valve Indoor unit Strainer Indoor unit Multi controller 2 6 REFRIGERANT CYCLE DIAGRAMS SV2 For gas balance and hot gas bypass D O L Low pressure switch Gas Liquid 6 1 2 Pipe system MAR C104M8 1 PE ...

Page 26: ... PMV1 For cooling bypass Ø2 0 x 800L Capillary Strainer Service valve SV1 For high pressure release Expansion valve Dryer Liquid receiver Packed valve Outdoor unit Multi controller 1 Strainer Strainer Expansion valve Indoor unit Strainer Indoor unit Multi controller 2 6 2 2 Pipe system MAR M104HTM8 1 PE SV2 For gas balance and hot gas bypass D O L Bypass capillary Ø1 5 ID x 500L Low pressure switc...

Page 27: ...V16 SV14 Expansion valve PMV2 SV13 PMV1 For cooling bypass Main heat exchanger TE Expansion valve bulb 4 way valve SV15 Sub heat exchanger Pressure sensor High pressure switch ThD1 High pressure switch ThD2 ThS Low pressure switch No 1 Inverter D O L No 2 Compressor SV2 For hot gas bypass SV4 For No 2 compressor start up SV1 For high pressure release SV5 For gas balance Accumulator SVD A SVD B SVD...

Page 28: ...stic details 7 1 MAR C104M8 1 PE MAR M104HTM8 1 PE 2 Pipe Outdoor Unit Display switch Electrolytic Capacitors 7 1 1 Display switch information MCC 1251 Inverter control board MCC 1211 J2 Switch position Malfunction information 0 System Communication 1 Status of Compressors 2 System Status 3 Fault Diagnostics Outdoor Units 4 M C 1 Units A B Indoor Capacity Codes 5 M C 1 Units C D Indoor Capacity Co...

Page 29: ... serial signal from inverter control board On Sending serial signal to inverter control board 7 1 3 Display switch set to position 1 O LED on X LED off Inverter frequency LED 5 LED 6 LED 7 LED 8 D O L compressor Frequency control LED s on Run LED s off Stop LED s on Frequency control due to protection circuit 7 1 4 Display switch set to position 2 LED 1 Operating mode LED on Heating MAR M104HTM8 1...

Page 30: ... LED on Suction temperature abnormal detected by ThS sensor LED 8 Low pressure gas leakage abnormality LED on Low pressure switch functioning 7 1 5 Display switch set to position 3 LED 8 LED 1 LED 2 LED 3 LED 4 LED 5 LED 6 LED 7 X X O O O O X X O O X X O O X O X X X X X X O O X O X O X O X X 10 13 16 20 26 36 46 Indoor unit model example Model RAV 364UH PE Capacity rank 36 LED 1 M C 1 Unit A LED 2...

Page 31: ...Unit C Unit B Unit D 7 2 1 Display switch information 7 Segment LED Capacity rank switches Display switch Switch position Malfunction information 0 System Communication 1 Fault Codes 2 Level of Demand 3 Oil retrieval Superheat control Defrost 4 Operating Mode 5 Restart Timer 6 Circuit Test 7 PMV A Position 8 PMV B Position 9 PMV C Position 10 PMV D Position 11 ThA Sensor Data 12 ThB Sensor Data 13...

Page 32: ... Refer to the sensor temperature conversion table 7 2 3 Displays the degree of PMV opening 0 240 as a Hexadecimal Code 00 Closed F0 Fully Open Displays unit being tested A b C d Indicates faulty unit connection A b C d Operation mode Display code Display conversion table Frequency conversion value Hz Display code Frequency conversion value Hz 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 1...

Page 33: ...its coil sensor for a corresponding drop in temperature Each indoor unit is tested in turn and where two Multi controllers are installed each Multi controller is tested in turn This test would normally be used at the commissioning stage Procedure for initialising the circuit test 1 Turn the power off 2 Ensure capacity codes are set correctly capacity switches set to 0 are not tested 3 Put the Outd...

Page 34: ...ctrical parts location Malfunction judgement is performed using the self diagnostic function of the outdoor unit The combination of the display switches SW1 SW2 and the LED s LD 71 LD 74 indicate the diagnostic details 7 3 MAR F104HTM8 1 PE 3 Pipe Outdoor Unit Electrolytic Capacitors MCC 1251 Inverter control board Display switches 7 Segment LED SW4 SW3 SW1 SW2 LD71 LD72 LD73 LD74 8 8 8 8 ...

Page 35: ...ween M C 2 Between M C 1 Sending receiving status of interface control board serial signal 0 2 Operating instruction from M C 1 1 Outdoor unit operating condition Instruction frequency Operating mode Operating mode Instruction frequency 4 Display Switch SW2 Position 7 3 1 Display switch SW1 set to position 0 Communication serial signals and the system operating status are displayed by changing dis...

Page 36: ...Hz Display code 0 0 F 121 6 E 110 6 D 103 0 C 91 6 B 83 9 A 76 3 9 68 7 7 53 4 8 61 0 6 45 8 5 42 0 4 38 1 3 30 5 7 3 2 Display switch SW1 set to position 1 PMV opening information is displayed Display switch SW2 7 Segment LED Display LD71 LD72 LD73 LD74 2 3 Indication PMV1 opening PMV2 opening P P 1 2 Displays the degree of PMV opening 0 240 as a Hexadecimal Code 00 Closed F0 Fully Open 7 3 3 Dis...

Page 37: ... of the indoor unit registered to each M C Refer to the table below for indoor unit model capacity rank 0 No Connection Code No Capacity rank 2 3 4 6 8 10 10 13 16 26 36 46 Indoor unit code No conversion table Indoor unit model example Model RAV 364UH PE Capacity rank 36 7 3 5 Display switch SW1 set to position 4 The sensor data is displayed Indication Display Switch SW2 7 Segment LED Display LD71...

Page 38: ... 0 DF 27 5 E3 28 0 E7 28 5 EA 29 0 EE 29 5 F2 30 0 Pressure kgf cm2 G Display These are sample displays Intermediate displays to those above are possible 7 3 6 Outdoor unit Pressure sensor data 05 5 0 07 0 0 09 5 0 0C 10 0 0F 15 0 12 20 0 17 25 0 1C 30 0 22 35 0 7 3 7 Outdoor unit ThD1 and ThD2 sensor data Tempera ture C Display Tempera ture C Display 7C 85 0 87 90 0 90 95 0 9A 100 0 A2 105 0 AB 1...

Page 39: ... at a time and monitor the Indoor units coil sensor for a corresponding drop in temperature Each Indoor unit is tested in turn and where two Multi controllers are installed each Multi controller is tested in turn This test would normally be used at the commissioning stage Procedure for intialising the circuit test 1 Turn the power off 2 Ensure capacity codes are set correctly capacity switches set...

Page 40: ... B Sending to unit B Sending to unit A Receiving from unit A Sending to outdoor unit Fault code display Normal 00 Refer to fault code section for details Instructed demand frequency of Cooling or Heating 00 1F Refer to the 2 Pipe Multi controller display conversion table for display switch position 2 ThX P A E LD103 LD104 Normal display 0 Restart timer counting 1 Receiving from outdoor unit Receiv...

Page 41: ...tual frequency Fault code indication Fault indication sequence Display information 7 5 1 Inverter compressor speed indication LED Binary display Inverter compressor freq 0 Hz 30 5 Hz 38 1 Hz 42 0 Hz 45 8 Hz 53 4 Hz 61 0 Hz 68 7 Hz 76 3 Hz 83 9 Hz 91 6 Hz 103 0 Hz 110 6 Hz 121 6 Hz OFF 3 4 5 6 7 8 9 A B C D E F X X X X X X O O X O X X X O X O X O O X X O O O O X X X O X X O O X O X O X O O O O X X ...

Page 42: ...1 minute Between the remote controller and indoor unit A few seconds INV abnormality More than 3 minutes I F abnormality More than 2 minutes M C and Indoor unit abnormality More than 1 minute 1 minute 1 minute 1 minute A few seconds Remote controller fault code 21 14 18 1d 1F Inverter high pressure or compressor winding temperature Inverter compressor winding short circuit protection TE sensor ope...

Page 43: ...d observe the display The location and cause of the malfunction can be determined from the fault code Reset button Pressing the reset button with a pin will clear the memory Check button Pressing for 1 second will display fault codes Pressing for 5 seconds will reset the indoor unit microprocessor Pressing for 10 seconds will clear only the fault codes STANDBY displayed The total capacity rank set...

Page 44: ...on is pressed for 1 second Note Up to 16 indoor units can be connected to one remote controller using group control 2 fault codes for each of the 16 indoor units can be displayed at 2 second intervals Example Display for fault codes The 1st fault detected The 2nd fault detected CHECK UNIT Indoor unit number ...

Page 45: ... 8 ThA sensor fault ThB sensor fault ThC sensor fault ThD sensor fault ThX sensor fault Over capacity M C 1 fault M C 2 fault 1C 14 1d 1F 18 21 Refer to O D Refer to O D Refer to O D Refer to O D Refer to O D Refer to O D Phase rotation incorrect CHECK flashing on R C 1C 14 1d 1F 18 21 Refer to O D Refer to O D Refer to O D Refer to O D Refer to O D Refer to O D Remote controller fault code Multi ...

Page 46: ... 04 0b 0C 0d 08 09 99 15 No communication INV to I F No communication M C to O D No communication I D to M C Drain pump fault I D unit TA sensor fault TC sensor fault Reverse TC temperature change No TC temperature change No communication I D to R C Refer to M C Remote controller fault code Multi controller display switch position 1 Outdoor Unit 8 4 3 Pipe system fault code summary Fault codes can...

Page 47: ...continues Indoor unit or Multi controller Operation stops for Multi controller fault Indoor unit fan continues for Indoor unit fault RETURN AIR TEMPERATURE SENSOR TA Indoor unit fan continues 1 For an I D fault when other I D units are operating the O D unit continues the relevant M C PMV closes and the faulty I D unit fan operation continues 2 Sensor open short circuit Indoor unit fan stops PREHE...

Page 48: ...ressure switch or Inner over load relay malfunction 2 Operation of the High pressure switch or Inner over load relay or detected by the Pressure sensor 3 Possible causes gas leak refrigerant under charge or over load operating conditions 4 Phase rotation detected at D O L compressor start up Check flashes on the Remote controller 1 Sensor open short circuit 2 Pipe Outdoor unit ONLY 1 Inverter comp...

Page 49: ... under charge over load operating condition or valve blockage malfunction Detected by ThS 40 C Possible cause gas leak refrigerant under charge over load operating condition Open short circuit or pressure sensor capillary tube block Possible cause gas leak refrigerant under charge over load operating condition or valve blockage malfunction Detected by low pressure switch 0 25kgf cm2 G High pressur...

Page 50: ...retrieval is repeated for 1 minute every 60 minutes During oil retrieval the following occurs a All Multi controller PMV s are opened The degree of opening is dependant on the capacity of the Indoor unit b If the D O L compressor is OFF the inverter compressor speed increases to SD When cooling operation ends the timer is reset Oil retrieval Oil retrieval 60 min 60 min 1 min Cooling mode Timer res...

Page 51: ...rence of all requested cooling and heating command frequencies and the compressor operation frequency This flow control is required to divide cooling exhaust heat appropriately between Indoor units in heating mode and the Outdoor unit heat exchanger High pressure control is performed to ensure that the capacity of the Indoor units in heating is maintained This is controlled by the Outdoor unit fan...

Page 52: ...esent Opens while control is performed to prevent liquid in discharge pipe from being blocked Opens when the number of units in heating operation is increased shutdown or cooling to heating Pressure increasing solenoid valve SVDD Opens during oil retrieval control in cooling operation Opens when defrost operation starts Pressure reducing solenoid valve Opens when the number of units in heating ope...

Page 53: ...ing operation Heating operation Energised when TE 11 C SV4 Solenoid valve for D O L compressor startup Opens when the D O L compressor starts for unloading Cooling bypass flow control valve PMV1 SV5 Gas balance Opens when compressor stops SV13 Cooling solenoid valve Opens for cooling only operations SV14 opens for heating operation SV16 opens for low load conditions during heating dominant operati...

Page 54: ...al operation of valves a Multi controller PMV 1 fully open for 2 minutes PMV 2 fully open for 2 minutes PMV 1 fully closed for 2 minutes PMV 2 fully closed for 2 minutes Display switch position 0 1 2 3 PMV A PMV B PMV C PMV D Valve Short point TP 1 Selected valve is fully opened for 2 minutes TP 2 Selected valve is fully closed for 2 minutes b Outdoor unit 3 Pipe ONLY SW1 0 1 0 1 2 SW2 N A 0 Opera...

Page 55: ... 30 seconds for cooling operation After 10 minutes for heating operation The low pressure switch is ignored during defrost operation Controls the changeover from Outdoor unit main heat exchanger to sub heat exchanger MAR M104HTM8 1 PE MAR F104HTM8 1 PE only Controls the hot gas bypass SV2 Controls the Outdoor unit fan operation Determines the frequency of the inverter compressor and the ON OFF sta...

Page 56: ... for use with R407C Never use equipment which has been used with R22 R407C should only be charged from the service cylinder in the liquid phase It is advisable to use a gauge manifold set equipped with a liquid sight glass fitted in the centre entry port 11 2 Pressure test Supply oxygen free nitrogen OFN gas at a pressure of 30kgf cm2 G to the charge port on the suction gas side service valve 11 3...

Page 57: ...tal additional gas charge kg RAV 10 RAV 13 RAV 16 RAV 26 RAV 36 RAV 46 0 030 kg m 0 030 kg m 0 030 kg m 0 045 kg m 0 045 kg m 0 045 kg m The Super multi outdoor units contain sufficient refrigerant to operate an installation having 5 metres of pipework when delivered Refer to the diagram below when calculating the amount of refrigerant required use only HFC 407C The total refrigerant charge must b...

Page 58: ...61 13 EXPLODED VIEWS AND SERVICE PARTS LISTS 13 1 Outdoor Unit MAR C104M8 1 PE ...

Page 59: ...7 Side panel R 32 43A00016 Front panel L 33 43A00009 Front panel R 34 43A00005 Air out cabi 35 43155136 Reactor 36 43A51005 Isolator 37 43A47034 Capillary assembly Compressor 1 43A46018 Solenoid coil assembly 2 coils SV2 SV4 2 43146428 Check valve 3 43146351 Service valve 1 1 8 4 43146503 Packed valve 5 8 5 43046151 2 way valve 6 43146526 Pulse modulating valve EV18RC2 7 43A45003 Dryer XH10 8 4314...

Page 60: ...63 13 3 Outdoor Units MAR M104HTM8 1 PE MAR F104HTM8 1 PE ...

Page 61: ... PMV1 PMV2 SV1 SV2 SV4 SV5 SV6 2 3 13 14 5 17 12 21 35 23 27 23 9 10 26 57 11 3 15 2 6 6 3 SV15 SV13 SV14 13 4 2 Pipe refrigeration assembly parts MAR M104HTM8 1 PE 13 5 3 Pipe refrigeration assembly parts MAR F104HTM8 1 PE 9 23 57 ...

Page 62: ...43147321 Check joint 26 43147529 Strainer 27 43147537 Strainer 28 43195185 Cushion under compressor 29 43195186 Cushion upper compressor 30 43195198 Spacer 31 43107200 Spring base 32 43146367 Switch high pressure 20PS B 33 43151229 Switch high pressure 20PS G 34 43151230 Switch low pressure 20PS 1 35 43146524 Sensor pressure 36 43A41504 Compressor MG1300CW 20 37 43157254 Heater crank case 38 43A48...

Page 63: ...66 13 6 Outdoor unit electrical parts assembly MAR C104M8 1 PE ...

Page 64: ...sformer FT70 115 43155134 Capacitor MF 116 43060492 Terminal Block 9P 117 43160449 Terminal 3P N 118 43160503 Terminal Block 3P L1 L2 L3 119 43169625 PC Board MCC 1253 Surge 120 43160451 Holder Fuse 121 43160452 Fuse 122 43152412 Magnetic Contactor Fuji Electric FC 2S 15A 123 43160453 Fuse 124 43460526 Fuse 125 43060859 Fuse Block 126 43169618 Noise Filter 127 43169620 Ferrite Core 128 43169616 No...

Page 65: ...68 MAR M104HTM8 1 PE MAR F104HTM8 1 PE ...

Page 66: ... 160 103 43150214 TRS Thermostat TRC TR 100B10SPT3A 104 43169617 Noise Filter DC 105 43169619 Diode Clipper Assembly 106 43160438 Terminal 107 43160450 Terminal 3P L1 L2 108 43160447 Terminal 6P 109 43160448 Terminal 6P 110 43169613 Fan Motor 3 Pipe 111 43169624 PC Board MCC 1252 Gate 112 4316V025 PC Board Inverter 2 Pipe MCC 1251 INV M E With TE sensor connection 112 43169623 PC Board Inverter 3 ...

Page 67: ...66 43151242 43A60001 43A60008 43A60007 Holder Sensor Strainer Pulse Motor Valve Capillary Tube Assembly Expansion Valve Float Switch Panel Heater Panel Heater Transformer PC Board Assembly CO Sensor ThA white Sensor ThB red Sensor ThC blue Sensor ThD black Sensor ThX green Micro Switch Terminal Block Fuse Fuse Holder All All All All All All RBM Y1044C PE RBM Y1034C PE All All All All All RBM Y1044...

Page 68: ...43151242 43A60001 43A60008 43A60007 Holder Sensor Strainer Pulse Motor Valve Capillary Tube Assembly Expansion Valve Float Switch Panel Heater Panel Heater Check Valve Transformer PC Board Assembly Sensor ThA WHITE Sensor ThB RED Sensor ThC BLUE Sensor ThD BLACK Sensor ThX GREEN Micro Switch Terminal Block Fuse Fuse Holder All All All All All All RBM Y1044 1 PE RBM Y1034 1 PE All All All All All A...

Page 69: ...Y1034F PE 22 43A47011 Capillary tube 0 8 diameter 23 43A47012 Capillary tube 1 0 diameter 1 43107215 Holder Sensor 2 43146443 Solenoid coil 3 43046151 2 way valve 4 43046156 Check valve 5 43046269 Pulse modulating valve 6 43046270 2 way valve 7 43847010 Capillary tube 2 0 diameter 8 43146283 Check valve 9 43146398 Valve body 10 43146506 Solenoid coil 11 43A46011 Expansion valve 12 43146505 2 way v...

Page 70: ...1044 1 PE 107 43150166 Sensor ThX 108 43151242 Micro switch 109 43A60001 Terminal block 4P 111 43A60008 Fuse T1A 112 43A60007 Fuse holder 101 43158139 Transformer 1401008301 102 4316V026 PC board assembly MCC 1210 102 43A69014 PC board assembly CO 103 43150162 Sensor ThA 104 43150163 Sensor ThB 105 43150164 Sensor ThC Description Part No Location No Location No Part No Description 13 10 2 Pipe Mul...

Page 71: ...1 102 43169627 PC board assembly MCC 1222 103 43150162 Sensor ThA 104 43150163 Sensor ThB 105 43150164 Sensor ThC 106 43150165 Sensor ThD RBM Y1044F PE Description Part No Location No Location No Part No Description Indoor Units Outdoor Unit PJ25 PJ24 PJ23 LD4 LD3 LD2 LD1 Display selector switches D A FT69 PJ14 PJ13 PJ12 7 Segment LED Capacity rank setting PJ2 THB PJ8 PJ7 PJ6 PJ10 PJ3 THC PJ4 THD ...

Page 72: ......

Page 73: ...TOSHIBA AIR CONDITIONING PORSHAM CLOSE BELLIVER INDUSTRIAL ESTATE PLYMOUTH PL6 7DB U K www toshiba aircon co uk A division of Toshiba Carrier UK Ltd ...

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