31
40180036GB
CAUTION
POSSIBLE CAUSE
REMEDY
8.
Combustion head
Diffuser disc burned-out
Too low capacity at partial load
Incorrect combustion air
adjustment
Boiler room not adequately
ventilated
Too low combustion air velocity:
- incorrect position of adjustment
ring
Adjust
Adjust
Increase air supply
Adjust
9.
Valve leak tester failure
Burner does not start.
Red indicating lamp goes
on
See chapter ”Valve leak tester”
Faulty valve leak tester
Replace
Summary of Contents for GP-6.10 P
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