INSTALLATION & SERVICING MANUAL BENSON PV TUBULAR CABINET HEATER
Benson PV Range OandM 3366161 Nov2011 issue14 - AmbiRad
Benson PV Range OandM 3366161 Nov2011 issue14 - AmbiRad
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5.0 Fault finding<br />
Burner<br />
fails to<br />
light<br />
Electric<br />
Supply ON<br />
No<br />
Turn on Electric<br />
Supply<br />
Yes<br />
Check fuse Replace if<br />
required<br />
Yes<br />
Flue fan running<br />
No<br />
Check flue fan<br />
connections<br />
Yes<br />
Replace flue fan<br />
Yes<br />
Air pressure<br />
switch made<br />
No<br />
Check flue is clear<br />
Yes<br />
Change air<br />
pressure switch<br />
d<br />
Yes<br />
Thermostat<br />
calling for<br />
heat<br />
Yes<br />
Limit thermostat<br />
operated<br />
Yes<br />
Reset Limit<br />
thermostat<br />
Yes<br />
Gas Supply<br />
ON<br />
No<br />
Turn on Gas<br />
Supply<br />
Yes<br />
Air in Gas<br />
Supply<br />
Yes<br />
Purge Gas Line<br />
No<br />
Spark ignition<br />
on<br />
No<br />
Check HT leads<br />
and<br />
connections<br />
Yes<br />
Faulty control<br />
box<br />
Yes<br />
No flame<br />
Yes<br />
Faulty Gas<br />
valve<br />
Yes<br />
Change gas<br />
valve<br />
26
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