27
20013962
GB
Faults / Solutions
10.2 Operating faults
FAULT
POSSIBLE CAUSES
SOLUTION
Burner locks out during
operation.
Flame disappears 4 times.
Clean or replace photoresistance.
Replace dirty or deteriorated nozzle.
Does not shut down.
Check efficiency of photoresistance.
Check efficiency of pressure regulator’s piston.
Check efficiency of pump’s on-off valve.
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