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-   -   Gas furnace comes on then goes off (http://www.diychatroom.com/f17/gas-furnace-comes-then-goes-off-159479/)

Texasbill 10-08-2012 10:19 PM

Gas furnace comes on then goes off
 
Gas furnace comes on then goes off stay on about 2 second i just install a White-Rodgers 50M56U-843 a/c works great it is a Rheem unit (Gas Furance)

carmon 10-08-2012 10:25 PM

Quote:

Originally Posted by Texasbill (Post 1027028)
Gas furnace comes on then goes off stay on about 2 second i just install a White-Rodgers 50M56U-843 a/c works great it is a Rheem unit (Gas Furance)

what comes on the burner....better description will help us

Texasbill 10-08-2012 10:28 PM

Gas furnace comes on then goes off Reply to Thread
 
Yes the burner,comes on then goes off after 20 seconds.

JJboy 10-08-2012 10:32 PM

flame sensor dirty????

carmon 10-08-2012 10:36 PM

great place to start....:thumbsup: clean it:)

Texasbill 10-08-2012 10:51 PM

New senor came with the kit I position the senor in the center of the flame tube it glow and ignite the gas for about 20 second.

carmon 10-08-2012 10:57 PM

Rheems are famous for the pressure tubing plugging or the port on the inducer motor plugging...check that as well....:thumbsup:

Texasbill 11-13-2012 08:13 PM

Heater comes on then goes out after 5 seconds
 
Thanks all for your input final got it to stay on the wiring harness did not have the flame senor wiring going to the flame senor I found it out after troubleshooting the wiring on the unit and connection wiring kit (White -Rodgers) Thanks again . :thumbup:

carmon 11-13-2012 08:20 PM

that explains a lot......:)


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