American Dryer Corp. AD-81 II Clothes Dryer User Manual


 
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2. Failed microprocessor controller (computer).
L. Microprocessor controller (computer) will only accept certain keyboard (touch pad) entries...
1. Failed keyboard (touch pad) label assembly.
2. Failed microprocessor controller (computer).
M. Microprocessor controller (computer) locks up and light emitting diode (L.E.D.) display reads
erroneous message(s) or only partial segments...
1. Transient power voltage (spikes)...disconnect power to dryer, wait 1 minute and reestablish power to the
dryer...if problem is still evident...
a. Failed microprocessor controller (computer).
b. Failed keyboard (touch pad) label assembly.
N. Dryer stops during a cycle and display returns to “FILL”...
1. Fault in the microprocessor heat sensor circuit...
a. Loose connection in wires between the temperature sensor and the microprocessor controller (computer).
2. Loose connection somewhere in main power circuit to the microprocessor controller (computer).
O. Gas heating unit is not operating (no heat)...no spark at burner area when dryer is first started
and heat indicator dot is on...
1. Fault in the 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 ductwork.
2. Fault in the burner hi-limit circuit or the thermostat.
3. Fault in the lint chamber sensor bracket hi-heat protector thermostat.
4. Failed Direct Spark Ignition (DSI) module (burner control).
5. Failed DSI ignitor/flame-probe assembly.
6. Failed microprocessor controller (computer).