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H. Both drive motor and blower (fan and impellor) motor are not operating...microprocessor
controller (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. Microprocessor controller (computer) L.E.D. (light emitting diode) display reads “dSFL”
continuously and the buzzer (tone) sounds every thirty (30) seconds...
1. Fault in microprocessor heating sensing circuit ...
a. Failed microprocessor temperature sensor.
b. Blown “dSFL” 1/8-amp fuse on the microprocessor controller (computer).
c. Failed microprocessor controller (computer).
d. Broken wire or connection between the microprocessor controller (computer) and the micro-
processor temperature sensor.
J. Microprocessor controller (computer) L.E.D. (light emitting diode) display reads “door” and the
microprocessor controller (computer) “DOOR” L.E.D. indicator is off...
1. Fault (open circuit) in main door or lint drawer switch circuit ...
a. Lint drawer not closed all the way.
b. Lint drawer switch is out of proper adjustment.
c. Failed lint drawer switch.
d. One (1) of the main door switches has failed.
e. One (1) of the main door switch contact magnets is either missing or is broken.
f. Failed door switch relay.
g. Broken wire or connection in main door or lint drawer switch circuit.
h. Drive motor or blower (fan and impellor) motor thermal overload reset has tripped.
2. Failed 24 VAC step down transformer.
3. Master control relay (MCR) not engaged.
4. Blown 24 VAC control circuit fuse (fuse 3 [F3]).