GFA Thermal Switch Testing & Replacement - Desa
GFA Thermal Switch Testing & Replacement - Desa GFA Thermal Switch Testing & Replacement - Desa
Thermal Switch•The thermal switch is part of thesafety system on gas forced airheaters.•If operating properly, the switchwill shut off the heater if an overtemperaturesituation (such as theheater running with the fan off orunplugged)•If faulty, the switch will causeunexpected shutdowns.
Tools Needed•5/16” N utdriver•1/4” N utdriver•3/16” N utdriver•Philips screwdriver•3/8” O pen-endwrench
- Page 1: GFA Thermal Switch Testing &Replace
- Page 5 and 6: Disassembly• Remove the fanfrom t
- Page 7 and 8: Bypass test•Set the thermal switc
- Page 9 and 10: Testing• If the unit runs as itno
- Page 11: Desa Heating LLCThank you!
<strong>Thermal</strong> <strong>Switch</strong>•The thermal switch is part of thesafety system on gas forced airheaters.•If operating properly, the switchwill shut off the heater if an overtemperaturesituation (such as theheater running with the fan off orunplugged)•If faulty, the switch will causeunexpected shutdowns.
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