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TROUBLE SHOOTING
e.
Failed idler bearing or tumbler bearings.
5.
Blower motor not operating (does not start).
1)
Tripped or failed overload protector.
2)
Failed blower motor contractor (relay).
3)
Failed motor.
4)
Failed microprocessor controller (computer).
6.
Blower 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 vent is clogged with lint.
b.
Low voltage to motor.
c.
Failed motor.
d.
Failed (out of balance) impeller (fan / blower).
7.
Both drive motor and blower motor not operating (do not start)...microprocessor
(computer) motor indicator dots are on.
1)
Failed microprocessor controller (computer).
8.
Both drive motor and blower motor run a few minutes and stop...microprocessor
controller (computer) L.E.D. display continues to read time or percent of extraction and
all indicator dots are off.
1)
Fault in main door switch circuit.
a.
Failed main door switch.
b.
Main door switch out of adjustment.
c.
Loose connections in the door switch circuit.
2)
Fault in lint drawer switch circuit.
a.
Lint drawer switch out of proper adjustment.
b.
Loose connections in the lint drawer switch circuit.
9.
Microprocessor controller (computer) display reads "DOOR OPEN".
1)
Fault (open circuit) in main door switch circuit.
a.
Door is not closed all the way.
b.
Door switch out of proper adjustment.
c.
Failed door switch.
d.
Broken connection / wire in main door circuit.
e.
Failed 24 VAC transformers.
10. Microprocessor controller (computer) display reads "FILTER OPEN".
1)
Fault (open circuit) in lint drawer switches circuit.
a.
Lint drawer is not closed all the way.
b.
Lint drawer switch out of proper adjustment.
c.
Failed lint drawer switch.
7-2
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