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Signal
Problem
Ignition with pulsations
Burner stops with air
damper open
If start-up problems persist even after the above-
mentioned interventions, first replace the control
box, check that there are no short-circuits in the
lines of the motor, the gas solenoid valves, the ig-
WARNING
nition transformer and the external signals.
Faults - Possible causes - Solutions
Possible cause
Poorly adjusted head
Ignition electrode incorrectly adjusted
Incorrectly adjusted fan air damper: too much air Adjust
Output during ignition phase is too high
Defective air damper opening motor
29
GB
Recommended remedy
Adjust
Adjust it
Reduce
Replace
Tab. N
20064609
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