The sail switch blade must be positioned centrally within the fan airflow to detect proper operation. If installed with the blade on the fan’s outer edge, it may fail to sense airflow, preventing …

RV Mechanic: Robert So, you did good thinking the sail switch was the problem, the sail switch has to pass voltage to the circuit board and only then do you get spark. I might verify the sail …

RV FURNACE SAIL SWITCH: TROUBLESHOOTING ATWOOD & DOMETIC MODELSHi, I'm Robert. Welcome to JustAnswer. I'm reviewing your question now and will post back with your …

The RV mechanic can assist with your Atwood heater's sail switch issue, where the furnace only runs for 15-30 seconds. How would you like to connect with the mechanic - via phone call or …

Customer: Atwood furnace in RV - won’t light. Replaced sail switch and board Mechanic's Assistant: Just to clarify, what are the exact lights you're talking about? Customer: no heat …

Customer: I can’t find the sail switch in my 2012 cougar rv furnace Mechanic's Assistant: I understand that you're having trouble finding the sail switch in your 2012 Cougar RV furnace. …

Customer: My furnace is malfunctioning. The sail switch has been replaced, and while the furnace lights up and the fan operates, there's no heat in the RV. I can smell it, and there is heat …

Customer: My furnace has a stuck sail switch but I do not know the part number to buy and replace Mechanic's Assistant: What is the make/model/year of your RV? Customer: 2019 …

Customer: Do you have video troubleshooting clean or replace sail switch on this furnace model?

In summary: Orange/White (RV positive feed) → Red wire on furnace Green/White (RV negative/ground) → Furnace chassis ground (and tied to furnace green/white) Light Blue → …