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2. Rotational sensor circuit failure...fault somewhere in the tumbler (basket) rotation or circuit...
a. Tumbler (basket) not rotating...
1) Broken tumbler (basket) drive V-belt(s).
2) Failure in drive motor circuit...refer to Section B, Section C, and Section D on page 42 and
page 43
b. Bad rotation sensor.
c. Broken wire or connection between rotation sensor and microprocessor controller (computer).
S. Microprocessor controller (computer) light emitting diode (L.E.D.) display reads “Hot”...
1. Possible overheating condition...microprocessor controller (computer) has sensed a temperature which
has exceeded 220º F.
“Hot” display will not clear until temperature sensed has dropped to 220º F or lower and the microprocessor
controller (computer) is manually reset by pressing the “CLEAR/STOP” key.
T. Gas heating unit is not operating (no heat)...no spark at burner area when the dryers is first started,
and both the heat indicator dot and the “HEAT” relay output L.E.D. are on ...
1. Fault in sail switch circuit...
a. Sail switch is out of adjustment or has failed.
b. Sail switch damper is not closing or is fluttering
1) Lint drawer/screen is dirty
2) Restriction in exhaust.
3) No exhaust airflow.
2. Fault in burner hi-limit circuit or thermostat.
3. Fault in 225º hi-limit switch or thermostat.
4. Failed Direct Spark Ignition (DSI) module
5. Failed DSI igniter/flame-probe assembly.