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View Full Version : Installed new thermal coupling furnace won't start up

Dale C
Dec 15, 2016, 10:21 AM
Installed new thermal coupling pilot lit furnace won't kick on. It's a Johnson model HAS160 FA
ma0641
Dec 15, 2016, 06:30 PM
Make sure the thermocouple is properly set in the flame. Have you checked the thermostat?