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0006160060_201802
ANOMALY
The burner goes to shut down
spraying liquid fuel but without flame
presence. (Red light on).
The burner goes into “lock-out”, gas
flows, but there is no flame (red light
on).
Noisy burner pump.
POSSIBLE CAUSE
1
Pump pressure is not regular.
2
Water in the fuel.
3
Too much combustion air.
4
Air passage between deflector disk
and diffuser excessively closed.
5
Nozzle worn out or dirty.
1
Air - gas ratio incorrect.
2
Gas pipe has not been properly bled
of air at the first ignition.
3
The gas pressure is insufficient or
excessive.
4
Air passage between deflector disk
and diffuser too closed.
1
Pipe diameter too small.
2
Air infiltration in the pipes.
3
Dirty fuel filter.
4
Excessive distance and/or
difference in level between the
tank and the burner or numerous
accidental leakages (elbows, curves,
bottlenecks, etc.)
5
Deteriorated flexible pipes.
REMEDY
1
Adjust.
2
Drain water from the tank using a
suitable pump. Never use the burner
pump for this purpose.
3
Reduce combustion air.
4
Correct the position of the combustion
head adjusting device.
5
Clean or replace.
1
Correct the air - gas ratio.
2
Bleed the gas pipe again, with due
caution.
3
Check the maximum gas pressure
value at the time of ignition (use a water
pressure gauge, if possible).
4
Adjust the deflector disk - diffuser.
1
Replace it according to the instructions.
2
Check and eliminate infiltrations.
3
Remove and wash.
4
Adjust the length of the suction pipe to
reduce the distance.
5
Replace.
Summary of Contents for 56470010
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