Thursday 20 December 2018

Mitsubishi Heavy Industries Air Conditioning Fault Codes For PAC Multi Indoor and Outdoor systems ZHX-S, ZIX-S, ZJX-S,ZMX-S, ZSX-S

PAC SELF-DIAGNOSIS INFORMATION
Inverter PAC Outdoor

SRC

ZHX-S, ZIX-S, ZJX-S,ZMX-S, ZSX-S
Error Code
Indoor Unit Display
Outdoor
Control PCB,
Location of trouble
Description of trouble
Run Light
Green
Timer Light
Amber
Red LED

E35

Off

Flashing

2x

Installation, operation status

Higher outdoor heat exchanger temp
Outdoor heat exchanger temp sensor

Faulty outdoor heat exchanger temp sensor

Outdoor control PCB
Faulty outdoor control PCB (temperature sensor input circuit)

E36

Off

Flashing

5x

Installation, operation status

Higher discharge temperature
Discharge pipe temperature sensor

Faulty discharge pipe sensor

Outdoor control PCB
Faulty outdoor control PCB (temperature sensor input circuit)

E37

Off

Flashing

8x
Outdoor heat exchanger temp sensor
Faulty outdoor heat exchanger temp sensor, broken wire or poor connection

Outdoor control PCB
Faulty outdoor control PCB (temperature sensor input circuit)

E38

Off

Flashing

8x

Outdoor air temperature sensor
Faulty outdoor air temp sensor, broken wire or poor connection

Outdoor control PCB
Faulty outdoor control PCB (temperature sensor input circuit)

E39

Off

Flashing

8x
Discharge pipe temperature sensor
Faulty discharge pipe sensor, broken wire, poor connection

Outdoor control PCB
Faulty outdoor control PCB (temperature sensor input circuit)

E42

Off

Flashing

1x
Outdoor control PCB, compressor
Current cut (anomalous compressor ov er current)

Installation, operation status

Serv ice v alv e closing operation

E47

Off

Flashing

2x
Outdoor control PCB, power transistor

Anomalous inv erter ov er current

E48

Off

Flashing

Flashing

Outdoor fan motor

Faulty outdoor fan motor

Outdoor control PCB

Faulty outdoor control PCB

E51

Off

Flashing

1x
Power transistor, outdoor control PCB

Power transistor error

E57

Off

Flashing

2x

Operation status

Shortage of refrigerant

Installation status

Serv ice v alv e closed

E58

Off

Flashing

3x

Current safe stop
Ov erload operation, ov er charge, compressor locking

E59

Off

Flashing

2x

Compressor, outdoor control PCB

Anomalous compressor start up

E60

Off

Flashing

7x

Compressor

Anomalous compressor rotor lock




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Orion Air Conditioning & Refrigeration Ltd
10 Grisedale Court,
Woburn Road Ind. Est.
Kempston,
Bedfordshire,
MK42 7EE,
United Kingdom