Atwood 8940-III-DCLP Furnace issue
Our Atwood 8940-III-DCLP Furnace is giving me an error code. The little red light on the control board is flashing one time every three seconds. According to the sticker on the furnace it is referring...
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If the blower starts, then shuts off with that code, the limit or sail switch are bad, or the wiring is wrong. If it doesn't even start, the sail switch is stuck closed.
