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3342
15
GB
6.2
OPERATING IRREGULARITIES
Burner starts with ig-
nition delay.
Ignition electrode is wrongly posi-
tioned.
Adjust properly as indicated herein.
Air delivery too high.
Set air delivery properly as indicated
herein.
Valve not open enough with insuffi-
cient gas allowed through.
Set correctly.
Burner locks out dur-
ing the pre-purging.
Flame is detected.
Valve defective: replace.
FAULT
POSSIBLE CAUSE
SOLUTION
B u r n e r l o c k s o u t
during operation.
Valve lets too little gas through
Check supply grid pressure and/or ad-
just valve as indicated herein.
Valve is defective.
Replace.
Probe has ground fault.
Check right position and, if necessary,
adjust as indicated herein.
Clean or replace ionization probe.
Flame goes out 4 times.
Check gas supply grid pressure and/or
adjust valve as indicated herein.
FAULT
POSSIBLE CAUSE
SOLUTION
Содержание RX 90 S/PV
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