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22
4 MALFUNCTION CODES AND EXPLANATIONS
E37
Detecting an
open or short
circuit in
thermistor(dry-in)
Thermistor(Dry-in) fault
1. Check connector of thermistor
2. Check the thermistor
3. Check the PCB
E38
Detecting an
open or short
circuit in
thermistor(dry-
out)
Thermistor(Dry-out) fault
1. Check connector of thermistor
2. Check the thermistor
3. Check the PCB
E3A
Dry heater
Dry heater fault
1. Check connector of dry heater
2. Check terminal of heater
3. Check whether fan was blocked
4. Check the PCB
E50
Motor Inverter
PCB board
doesn’t work
The Inverter PCB works
abnormal
1.Check the Inverter PCB
The the main PCB
2.Check the motor rotate resisted
3.Check the power voltage and
frequency
E64
Motor Inverter
and Main PCB
communication
fault
Inverter PCB fault
1.Check the Motor Inverter PCB
board or main PCB board
2.Check the connect wire
E80
Display PCB and
Main PCB
communication
fault
Display PCB fault
1.The Connect wire is broken
2.Check the Main PCB board