American Dryer Corp MD-170 specs

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3.Failed drive motor.

4.Failed microprocessor controller (computer).

C.Drive motor (reversing) operates in one direction only...stops and restarts in same direction...

1.Failed drive motor contactor (relay).

2.Failed arc suppressor (A.S.) board.

3.Failed microprocessor controller (computer).

D.Drive motor operates okay for a few minutes, and 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 the motor.

c.Failed motor.

d.Tumbler (basket), is binding ... check for obstruction.

e.Failed idler bearings or tumbler bearings.

E.Blower (impellor/fan) motor is not operating (does not start)...

1.Failed blower (impellor/fan) motor contactor (relay).

2.Failed arc suppressor (A.S.) board.

3.Failed blower (impellor/fan) motor.

4.Failed microprocessor controller (computer).

F.Blower 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 the motor.

c.Failed motor.

NOTE: V-belts too tight or bearings not lubricated often enough.