Furnace won't ignite

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I'm trying to find out why my furnace won't ignite. The pilot light is on, I can hear something turn off when I checked the breaker and it came back on when I turned the breaker back on. If I turn the fan to on it works. I'm thinking it's the thermo coupler but I don't know how to test that. ...

Carrier furnace 58rav115-16 blower runs but furnace will not ignite [ 0 Answers ]

I have a 58rav115-16 caarrier unit. Lst week I replaced a suspected bad draft limit switch(code31) ran fine after. This morning I got up and the blower was running but it would not ignite. I switched to emergency heat and received a code31. I bypassed the draft switch and was able to get the them....

Furnace burners ignite but won't stay lit on my trane xe78 furnace? [ 0 Answers ]

I have a Trane XE78 furnace and the flames come on for about 5-10 seconds and then shut off. They re-ignite about 10 seconds later, then shut off 5-10 seconds after the 2nd ignition. I believe they flame on one more time, shut off and then never re-ignite and the blower just runs and runs with...

Furnace will not ignite [ 3 Answers ]

I have a Trane XE 60 Furnace and the thermostat sends the signal to ignite but burners do not ignite. What may be wrong? This just happened yesterday.

Furnace won't ignite [ 3 Answers ]

Hey guys, I've been looking through these forums but haven't found an exact answer to my question, so figured I'd start my own thread. I have an American Standard gas furnace that uses a glow plug-style ignition system to light the gas, but the furnace only blows cold air. Let's see if I can get...

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