| [GMCnet] Re: Visitor Needs Suburban Help [message #367550 is a reply to message #367549] |
Fri, 12 November 2021 10:58   |
jimk
Messages: 6734
Registered: July 2006
Location: Belmont, CA
Karma:
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Senior Member |
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Sometimes the unit need full 13 volt power, so fire up the engine or
generator to make sure it gets all the power it likes to ignite.
On Fri, Nov 12, 2021 at 6:11 AM John R. Lebetski
wrote:
> The first thing to happen when thermostat calls for heat is the fan motor
> comes on. The fan motor also runs the draft inducer off it’s opposite
> shaft. This satisfies the draft sail switch. The board then times about a
> 15 second delay followed by ignitor and gas valve opening. You can ask how
> many of these telltale sounds are happening and diagnose from there from
> that info. More detail on model info so they can get the manual would
> help.
> --
> John Lebetski
> Woodstock, IL
> 77 Eleganza II
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--
Jim Kanomata ASE
Applied/GMC, Newark,CA
jimk@appliedairfilters.com
http://www.gmcrvparts.com
1-800-752-7502
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Jim Kanomata
Applied/GMC
jimk@appliedairfilters.com
www.appliedgmc.com
1-800-752-7502
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