Forum Discussion
SkiingSixPack
Mar 24, 2016Explorer
Are there any fault codes for these furnaces, like on home models?
I know my high limit switch code on my home furnace by heart now.... It wasn't until I went through 2 of them that I found the culprit ... 2 filters shoved up inside the air return from the sheet-rockers when the house was built. Hasn't blown another limit switch yet. It isn't always the warm air registers that are the problem.
Hope you find the reason IF it does turn out to be the high limit switch. Something constricting airflow is the most likely, as others have pointed out.
I know my high limit switch code on my home furnace by heart now.... It wasn't until I went through 2 of them that I found the culprit ... 2 filters shoved up inside the air return from the sheet-rockers when the house was built. Hasn't blown another limit switch yet. It isn't always the warm air registers that are the problem.
Hope you find the reason IF it does turn out to be the high limit switch. Something constricting airflow is the most likely, as others have pointed out.
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