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P. Heating unit is not operating (no heat) and heat indicator dot is on...
GAS MODELS ONLY
1. Fault in sail switch circuit ...
a. Sail switch is out of adjustment or has failed.
b. Sail switch damper is not closing or is fluttering ...
1) Lint drawer/screen is dirty.
2) Restriction in exhaust.
2. Fault in burner hi-limit circuit or tripped manual thermostat.
3. Tripped lint chamber sensor bracket manual reset hi-heat protector thermostat.
4. Failed Hot Surface Ignition (HSI) module.
5. Failed HSI (Hot Surface Ignition) ignitor/flame-probe.
6. Failed microprocessor controller (computer).
ELECTRIC MODELS ONLY
1. Fault in sail switch circuit ...
a. Sail switch out of adjustment and/or failed.
b. Sail switch not closing or fluttering ...
1) Check blower (impellor/fan) motor and rotation direction.
2) Restriction in location exhaust system.
2. Failed oven hi-limit circuit.
3. Tripped lint compartment manual reset (225º F [107º C]) safety thermostat circuit.
4. Failed oven contactor/relay.
5. Failed heat selector switch.
STEAM MODELS ONLY
1. Tripped lint chamber sensor bracket manual reset hi-heat (limit) protector thermostat.
2. Failed microprocessor controller (computer).