- Vokera Boiler Error Codes
Vokera Boiler Error Codes
Listed below are Vokera boiler fault codes and Vokera boiler Manuals.
Fault Code
|
Possible Cause
|
Meaning
|
---|---|---|
_St | N/A | autostop |
_CL | N/A | call for service |
A01 | ![]() |
ignition failure flames not sensed internal fault |
A02 | ![]() |
limit thermostat fault |
A03 | ![]() |
fan signal fault |
A04 | ![]() |
insuffcient system water pressure |
A06 | ![]() |
DHW thermistor fault |
A07 | ![]() |
primary flow thermistor fault Primary (flow) thermistor over temperature Temperature differential |
A08 | ![]() |
Return thermistor fault Return thermistor over temperature Temperature differential inverted |
A09 | ![]() |
Flue thermistor or fl ue thermistor A09 counter fault Flue thermistor over temperature |
A11 | ![]() |
false flame |
A77 | ![]() |
low temperature thermostat fault |
ADJ | N/A | Calibration |
ACO | ![]() |
Service operation |
P | N/A | Preheating function active |
P Blinking | N/A | Preheating function running |
N/A | ![]() |
Flame ON |
Hours | N/A | Stand-by |
— | N/A | Off |
01 | N/A | Failure to ignite |
02 | N/A | Overheat |
03 | N/A | Problem with fan/flue |
04 | N/A | Insufficient water pressure |
05 | N/A | Reset as described for code 01 |
06 | N/A | Hot water thermistor open circuit |
07 | N/A | Primary thermistor open circuit |
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