[Shop-talk] sticking gas valve ??

[John Briggs]

If it is power vented, it could also be the sail switch that tells the 
control it is safe to turn on  the gas and ignite.

------ Original Message ------
From: "john niolon via Shop-talk" <shop-talk at autox.team.net>
To: "shop-talk" <shop-talk at autox.team.net>
Sent: 12/24/2018 4:49:46 PM
Subject: [Shop-talk] sticking gas valve ??

>I’m using a 50K btu Reznor ceiling hung heater in the shop... worked 
>fine for years and some this year but lately it’s not coming on when 
>the thermostat tells it too.  I can give it a bump with the heal of my 
>hand and I hear gas flow and it lights
>
>I’m thinking sticking gas valve ???   any trouble shooting 
>ideas/procedures I can try to diagnose it ?
>
>john
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