Error Codes - Sanden GS3-45HPA-US Owner's Manual

Error Codes

When an error has occurred, a red LED on the operation panel turns on and an error code
is displayed on the LED display. The panel does not turn to the display sleep mode while
the error code is shown.
Figure 3 Error Code example
Below is the list of the error codes. If the corrective action does not solve the error problem,
a malfunction of the PCB is highly likely.
Error
code
HP water outlet over
E001
temperature 1
HP water outlet over
E002
temperature 2
HP outlet temperature
E003
thermistor detection error
HP discharge over temperature
E004
1
HP discharge over temperature
E005
2
HP discharge temperature
E006
Thermistor detection error
E007 High pressure side error
High ambient temperature
E008
defrost drive error
HP defrost thermistor detection
E009
error
HP inlet temperature thermistor
E011
wire break
HP outlet temperature
E012
thermistor wire break
HP discharge temperature
E013
thermistor wire break
HP defrost temperature
E014
thermistor wire break
Error contents
Sanden Heat Pump – Owner's Manual
Error
code
HP ambient temperature
E015
thermistor wire break
E016 Tank thermistor wire break
HP inlet temperature thermistor
E021
wire short circuit
HP outlet temperature
E022
thermistor wire short circuit
HP discharge temperature
E023
thermistor wire short circuit
HP defrost temperature
E024
thermistor wire short circuit
HP ambient temperature
E025
thermistor wire short circuit
E026 Tank thermistor short circuit
E031 Fan motor locked
E032 Fan motor revolution error
E034 Water circulation pump locked
E040
～
System control error
E082
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Error contents