Question about Heating & Cooling
Why does burner light flash when heating and water off?
Posted by Anonymous on
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Posted on Jan 02, 2017
If this an older style boiler remove thermostatwires
at boiler terminal board and put jumper between R and W, if boiler starts you have bad thermostat.
If it does not come on then it appers that you have
a problem with the spark ignition or glow coil is
Posted on Jan 09, 2010
check the divertor head and valve.
sounds like it ist adjusing from dhw to ch.
take head off(remove pi at back,or side pin) and push pin in valve when calling for ch,if it works then the head has gone.
Posted on Jan 25, 2010
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