44
The above list provides error code explanations to help people in the field respond more effectively to issues that arise.
37 INPUTS WAITING TIME FAULT System was unable to satisfy combustion air switch test and/or proof of closure during a burner sequence. Check wiring.
Check air-flow switch.
38 SUPV SW WDT RESET Internal software reset by Microcontroller. Contact distributor/factory if error persists.
39 SUPV SW RESET Internal software reset by Microcontroller. Contact distributor/factory if error persists.
40 HARDWARE RESET Replace control. Contact distributor/factory if error persists.
41 SUPV HARDWARE RESET Replace control. Contact distributor/factory if error persists.
42 MAIN LOOP STUCK FAULT Replace control. Contact distributor/factory.
43 SUPV LOOP STUCK FAULT Replace control. Contact distributor/factory.
44 SUPV TIMER2 FAULT Replace control. Contact distributor/factory.
45 MAIN AC PEAK MISSING FAULT Check Mains voltage. Contact distributor/factory.
46 SUPV AC PEAK MISSING FAULT Check Mains voltage. Contact distributor/factory.
47 UV PULSE INPUT MISSMATCH Replace control. Contact distributor/factory.
48 SUPERVISORY MCU ADC FAULT Replace control. Contact distributor/factory.
49 MAIN MCU ADC FAULT Replace control. Contact distributor/factory.
50 IGNITION FEEDBACK FAULT System detected voltage on terminal 16 at the wrong time or voltage is not present when needed. Check wiring and make
sure grounding is adequate.
51 PILOT FEEDBACK FAULT System detected voltage on terminal 17 at the wrong time or voltage is not present when needed. Check wiring and make
sure grounding is adequate.
52 MAINP FEEDBACK FAULT System detected voltage on terminal 19 at the wrong time or voltage is not present when needed. Check wiring and make
sure grounding is adequate.
53 FEEDBACK WAITING TIME EXPIRE Loss of actuator feedback for more than 10 minutes. Check wiring. Check modulation equipment.
54 MAIND FEEDBACK FAULT System detected voltage on terminal 18 at the wrong time or voltage is not present when needed. Check wiring and make
sure grounding is adequate.
55 INTERRUPT DIAG FAULT Replace control. Contact distributor/factory.
56 UV FALSE FLAME ERROR False flame detected before Ignition. Check wiring. Check scanner. Make sure grounding is adequate.
57 FR FALSE FLAME ERROR False flame detected before Ignition. Check wiring. Check scanner. Make sure grounding is adequate.
58 OPEN FEEDBACK READING FAULT System detected voltage on terminal 8 at the wrong time or voltage is not present when needed. Check wiring and make
sure grounding is adequate.
59 ADJACENT PIN SHORT FAULT Replace control. Contact distributor/factory.
60 LOCAL RESET DEBOUNCE FAULT Local reset button held for more than 10 seconds or reset button is stuck.
61 POC OPEN FAULT Fuel valve is open at the wrong time OR check wiring
62 STRONG UV FLAME FAULT Scanner too close to flame. Add distance between scanner and flame OR use orifice to reduce field of view.
63 SPI CRC FAULT Replace control. Contact distributor/factory
NO FAULT POSSIBLE REMEDY
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