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E. Blower/Fan motor
is not operating (does not start)...
1. Microprocesssor controller (computer) motor indicator dot and relay output L.E.D. (light emitting diode)
indicator dots are on ...
a. Failed blower (impellor/fan) motor contactor (relay).
b. Failed arc suppressor (A.S.) board.
c. Failed blower (fan/impellor) motor.
2. Microprocessor controller (computer) "door" L.E.D. is on but motor output L.E.D. indicator is off...
a. Failed microprocessor controller (computer).
F. Blower/Fan motor (Reversing Models ONLY) 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 (does
not start)...microprocessor (computer) motor indicator dots and relay output L.E.D. (light
emitting diode) indicators are on...
1. Failed arc suppressor (A.S.) board.
2. Failed contactors (both blower [fan/impellor] and drive).
3. Failed motors (both blower [fan/impellor] motor and drive motor).
H. Both drive motor and blower (impellor/fan) motor (Reversing Models ONLY) not operating (does
not start)...microprocessor (computer) L.E.D. (light emitting diode) motor indicator dots and the
door L.E.D. indicator are on but the relay output L.E.D. indicators are off (microprocessor
controller [computer] L.E.D. display does not read door)...
1. Failed microprocessor controller (computer).
I. Both drive motor and blower (impellor/fan) motor run a few minutes and stop...microprocessor
(computer) L.E.D. (light emitting diode) display continue to read time or percent of extraction and
ALL indicator dots are off...
1. Fault in main door switch circuit ...
a. Main door switch circuit out of adjustment.