heating works only when hot water on


Postby itie » Sat Oct 11, 2008 1:25 pm

as the title says , two five wire honeywell zone valves
itie
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Postby Steve the gas » Sat Oct 11, 2008 7:32 pm

One of 'em is faulty!
Steve the gas
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Joined: Sun May 04, 2008 7:07 am


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