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FOSHAN SHUNDE ZEALUX ELECTRICAL APPLIANCES CO., LTD heat pump error codes

FOSHAN SHUNDE ZEALUX ELECTRICAL APPLIANCES CO., LTD · A niche brand in the UK. 42 codes across 1 product family, each taken from the manufacturer’s manuals.

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Type the code on your display or a word from its meaning. Each code opens its own page with what it means, whether it is safe and what you can check.

42 codes

CodeMeaningStops?Homeowner check?
E01
PCB/controller EEPROM error
Not statedYes
E02
Water cylinder temp sensor error
Not statedYes
E03
Water supply temp sensor error
Not statedYes
E04
Return water temp sensor error
Not statedYes
E05
Evaporator temp sensor error
Not statedYes
E06
Ambient temp sensor error
Not statedYes
E07
Compressor exhaust temp sensor error
Not statedYes
E08
PCB/controller communication error
Not statedYes
E11
Over current protection
Not statedYes
E12
PCB module error
Not statedYes
E13
High voltage/low voltage protection
Not statedYes
E14
Water flow protection
Not statedYes
E15
System high pressure protection
Not statedYes
E19
Return temp sensor error
Not statedYes
E20
Throttling temp sensor error
Not statedYes
E21
High water temp protection in heating mode
Not statedYes
E22
Low water temp protection in cooling mode
Not statedYes
E23
Excessive temperature difference protection (inlet/outlet)
Not statedYes
E24
Anti-frozen protection
Not statedYes
E25
Anti-frozen protection
Not statedYes
E26
PCB/driver board communication error
Not statedYes
E27
System low pressure protection
Not statedYes
E28
High exhaust temp protection
Not statedYes
E29
Evaporator high temp protection
Not statedYes
E30
Low ambient temp protection
Not statedYes
E31
No.1 fan motor error
Not statedYes
E33
Compressor fail to start error
Not statedYes
E34
Compressor speed feedback error
Not statedYes
E36
IPM high temp protection
Not statedYes
E37
Compressor over current protection
Not statedYes
E38
U-phase over current protection
Not statedYes
E53
PFC over voltage protection
Not statedYes
E54
PFC over voltage protection
Not statedYes
E55
PFC error
Not statedYes
E56
Economizer inlet temp sensor error
Not statedYes
E57
Economizer outlet temp sensor error
Not statedYes
E58
PFC data loading error
Not statedYes
E59
Driver data loading error
Not statedYes
E60
DC voltage feedback over voltage protection
Not statedYes
E64
Driver communication disconnect
Not statedYes
E65
Driver execution overload
Not statedYes
E95
No.2 fan motor error
Not statedYes