Service manual

Section 3 Electronic Control Testing
3-21
Drum Temperatures
The following tests should be run with an unrestricted
exhaust. The location of the thermal couple is to be
the square in the lint grill which is 12 squares left from
the right edge of the lint blade and (2) squares forward.
The tip should extend 1.25” into the air grill. Set the
dryer timer as needed for each test. The recordable
temperature is to be the maximum temperature
following the heater off of the 3rd cycle.
No load is to be used for following heat settings:
Heat Setting Thermistor Status Temperature °F
Max* Satisfied/Heater Off 120 to 180
Medium* Satisfied/Heater Off 105 to 145
Low* Satisfied/Heater Off 95 to 130
* Each opening temperature should be equal to or
higher than the opening temperature for the next lower
temperature setting
.
Troubleshooting Flowcharts
The following pages are flowcharts for diagnosing and troubleshooting gas and electric dryers.
Electric dryer completely inoperative............................................................... 3-22
Gas dryer completely inoperative.................................................................... 3-23
Electric and Gas dryers; blower motor runs but drum does not turn ................. 3-24
Electric and Gas dryers; longer than normal drying times ................................ 3-24
Electric dryer not heating properly.................................................................. 3-25
Gas dryer not heating properly....................................................................... 3-26
Electric and Gas dryers; dryer over heating...................................................... 3-26
Electric dryers; blower motor runs but dryer does not heat............................... 3-27
Gas dryers; blower motor runs but dryer does not heat.................................... 3-28
Electric and Gas dryers; clothes not dry in auto cycle....................................... 3-29
Electric and Gas dryers; selector LEDs do not light. ......................................... 3-30