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