American Dryer Corp. Gas/Electric/Steam AD-75HS User Manual

Page 62

T. Heating unit is not operating (no heat)...no voltage at heating unit (i.e., Gas Model - HSI module,

Electric Model - electric oven contactor, or Steam Model - steam damper system pneumatic

solenoid) when dryer is first started and both the heat indicator dot and the "HEAT" output

L.E.D. (light emitting diode) is on...

GAS MODELS ...

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 screen is dirty.

2) Restriction in the exhaust.

3) No exhaust air flow ...

a) Failed impellor (fan/blower).

b) Fault in blower (impellor/fan) motor circuit (for Reversing Models ONLY).

2. Failed burner hi-limit.

3. Failed lint chamber sensor bracket basket (tumbler) hi-limit switch.

ELECTRIC MODELS ...