evcon mobile home furnace/intermittent ignition failure

[gasgod]

I've trying to pin point problem with a coleman mobile home furnace...works fine for a day or so then kicks out on failed ignition attempt. reset and away she go's again...Flame sesor weak? every time I go it's working so am having a hard time with a solid diagnosis other than just changing out parts and waiting...any ideas?

[jeffshvac]

call a qualified hvac contractor to diagnose and repair your system we dont do online service calls.site rules

[R12rules]

Gas ... welcome to the forums. You'll love it here.

Fill in some contact info so we can write you. I read your a contractor. If you've been in the trades awhile, apply for Pro member status.

In the Pro's forums, we can talk openly about res issues like your doing.

But here in this section, we get a ton of home owners coming here seeking free advice.
Or more accurately, they come asking for advice that costs others a great deal to learn and stay on top of.


If your one of us, join us as a Pro.

This is THE place for HVAC/R people.

[gcastillo]

What is the model # on the furnace? May be a cracked heat exchanger. I have seen a lot of problems they actually have a recall on certain models. Post your model # and I will let you know.