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7. Failed control step down transformer (for 380 volts or higher models ONLY).
B. Drive motor is not operating (does not start)...
1. Failed drive motor contactor (relay).
2. Failed reversing timer (for Reversing Models ONLY).
3. Failed drive motor.
C. Drive motor (for Reversing Models ONLY) operates in one direction only...stops and restarts in
the same direction...
1. Failed reversing motor contactor (relay).
2. Failed reversing timer.
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. Low voltage to motor.
e. Failed idler bearing(s) or tumbler bearing(s).
E. Blower/Fan motor is not operating (does not start)...
1. Failed blower (impellor/fan) motor contactor (relay).
2. Failed blower (impellor/fan) 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 impellor (blower/fan)...out of balance.