Forum Discussion

Chief_Bob's avatar
Chief_Bob
Explorer
Nov 07, 2021

Furnace flames cycles off before temp is reached

I have a new to me 2018 Thor Aria 3401. On our first long trip and we needed the furnace. When it starts the flame starts as it should. The flame continues for around 10 minutes and then the flame cut...
Seeking Advice
richclover's avatar
richclover
Explorer
Nov 07, 2021
Fulltimer50 wrote:
The furnace has a safety feature that turns off the flame when it reaches an unsafe temp. The fan continues to run in order to lower the temp. Then the flame can come back on if the room temp has not reached the set temp. Your furnace is doing what it supposed to do. However I would make sure that there are no blocked heater ducts as low air flow can cause problems.


That’s exactly how mine works.

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