Atwood 8535-IV Series Furnace
Can someone help me understand why my 2005 Atwood 8535-IV Series furnace now dies out with an “Ignition Lockout Fault” (3 blinks on the circuit board)? I have replaced the thermostat, the circuit boa...
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Look closely at the time delay relay. Check each of the connections for any discoloration. Wiggle the connections gently to see if they move inside the relay.
