ADC AD-78 Clothes Dryer User Manual


 
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D. Drive motor operates okay for a few minutes, then stops and will not restart...
1. Motor is overheating and tripping out on internal overload protector ...
a. Motor air vents clogged with lint.
b. Low voltage to motor.
c. Failed motor.
d. Tumbler (basket) is binding...check for an obstruction.
e. Failed idler bearings or tumbler bearings.
E. Blower/Fan motor is not operating (does not start)...
1. Failed blower (impellor/fan) motor contactor (relay).
2. Failed blower (fan/impellor) motor.
F. Blower/Fan motor operates okay for a few minutes, then stops and will not restart...
1. Motor is overheating and tripping out on internal overload protector ...
a. Motor air vents clogged with lint.
b. Low voltage to motor.
c. Failed motor.
d. Failed blower (impellor/fan)...out of balance.
G. Both drive motor and blower (impellor/fan) motor (Reversing Models ONLY) not operating
(do not start) and indicator light is on...
1. Fault at L1 or L2 termination(s) between the terminal block and contactors (relays).
2. Failed contactors (both blower [fan/impellor] and drive ).
3. Failed motors (both blower [fan/impellor] motor and drive motor).
H. Heating unit is not operating (no heat)...no voltage at heating unit (i.e., Gas Model - Hot
Surface Ignition [HSI] module, Electric Model - electric oven contactor, or Steam Model -
steam damper system pneumatic solenoid) when dryer is first started...
GAS MODELS ...
1. Fault in sail switch circuit ...
a. Sail switch is out of adjustment or has failed.