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View Full Version : Pilot light goes out on comfort zone heater vent free heater when fan running


irishcarp
Apr 21, 2011, 01:58 PM
Comfort zone heater-vent free-pilot gets blown out when heater shuts down and the fan is running

KC13
Apr 22, 2011, 03:45 AM
Sounds like a leaking heat exchanger. Start & observe a heating cycle. If you notice main burner flame disturbance when the blower starts/runs, inspection by a pro might be necessary.