View single post by jb8103
 Posted: Mon Oct 26th, 2009 03:20 pm
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jb8103

 

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The symptoms you first described indicated a sticky gas valve and the fault code seems to confirm that.

Turning off power at the breaker would reset the lock-out switch, restoring the circuit to the gas valve relay. Likely, the gas valve is a combination redundant gas valve, with a regulator and two valves. There are several moving parts in these things, like a couple of solenoids, a servo, a diaphragm or two. Any of them could stick. After you reset power from the circuit breaker, thumping the unit once or twice would jar the sticky component loose, for one or two cycles, anyway. So it's unlikely to be a miswire or an electrical problem, but rather a sticky widget. Well, it could be a loose connection, too.

In either case you need a tech to come over and check out the gas valve.

Last edited on Mon Oct 26th, 2009 03:35 pm by jb8103