Furnace Short-Cycling
2018 Furnace - Atwood/Dometic model AFSD20141 is short-cycling. I tried the following everything: Jumped the thermostat jumped the high temp limit switch jumped the sail switch removed disch...
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dougrainer wrote:agiannetti wrote:
Just received word from the shop - LP pressure is good, circuit board is good. Next step, inspect the orifice for debris.
A quick way to determine LP function without a Manometer is to turn on the LP water heater and the range burners and then start the furnace. IF the range burners diminish at all or almost go out when the furnace attempts to light, your LP regulator is bad. Doug
Furnace is short-cycling again. I ran the gas regulator test, range burners did not flinch when furnace burners kicked on.
