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ELECTRIC MODELS ONLY
1. Fault in sail switch circuit...
a. Sail switch is out of adjustment and/or failed.
b. Sail switch is 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. Failed lint compartment automatic (225º F [107º C]) safety thermostat circuit.
4. Failed oven contactor/relay.
5. Failed heat selector switch.
STEAM MODELS ONLY
1. Fault in lint chamber sensor bracket hi-heat (limit) protector thermostat.
2. Failed microprocessor controller (computer).
3. No (external) compressed air to steam damper (80 PSI [5.51 bars] is required).
4. Failed steam damper 24 VAC pneumatic solenoid switch.
5. Failed piston.
6. Steam damper stuck closed.
Q. Dryer operates but is taking too long to dry...
1. Exhaust ductwork run too long or is undersized...back pressure cannot exceed 0.3 inches (0.74 mb) water
column (W.C.).
2. Restriction in exhaust ductwork...
a. Exhaust back draft damper is sticking partially closed.
b. Restriction in ductwork...check ductwork from dryer ALL the way to the outdoors.
3. Low and/or inconsistent gas pressure (for gas models only).
4. Insufficient make-up air.
5. Poor air/gas mixture at burner...yellow or poor flame pattern; adjust gas burner air adjustment shutters (for
gas models only).
6. Lint screen is not being cleaned on a regular basis or often enough.
7. Extractors (washers) are not performing properly.
8. Sail switch is fluttering...restriction in exhaust (for gas models only).
9. Failed microprocessor controller (computer)...temperature calibration is inaccurate.
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American Dryer Corp.
113066 - 17
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