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Heating  Heating

Brand

U.S.Boiler Company U.S.Boiler Company List all brands

Type:

MPO-IQ84 view MPO-IQ84 List all types

Error code:

ErP22
List all errors


Error code: ErP22

Cause of error code ErP22

Flame Lost During Run Three Times In A Row

Solution for error code ErP22

Flame was lost more than the allowed number of times. The burner lights, but does not remain lit.  
-Check that the fuel tank is not empty.
-Check the condition of the nozzle and replace, if necessary.
-Check the fuel supply lines (and filter) for obstructions or air
-Use the pump priming feature to purge the system of air
-Check the burner motor is spinning and the pump is generating adequate pressure.
If present, check operation of the oil valve.
If the problem persists, proceed to the "Cad Cell, High During Run", ERP 4 corrective action.


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