Takagi GS-20W-AU5 - PCB Error Code

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17. PCB ERROR CODE

-
troller or blink the LED on the PCB. Consult the following chart for cause for each error code.

The PCB is located at the  of the cabinet and the error codes can be indicated






031 
701 PCB fault
711 Gas solenoid valve drive circuit failure

311 Output thermistor
321 Inlet thermistor
391 

111 
121 Flame loss

611 Fan motor failure

991 

510 Abnormal Main gas solenoid valve
511 Abnormal Gas solenoid valve
721 
741
 (MC-110-AU)
751 (FC-110-AU/SC-110-AU)




