Service manual

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Trip:
Run the following test at room temperature. Set the Time Dry cycle for 30 minutes and the heat selection
at maximum setting. Place a 100% exhaust block on the exhaust pipe. The dryer door should be open for
this test and the door switch held closed by tape or similar means. The thermostat must open (heater
off) between 35 to 120 seconds.
Reset :
When the exhaust block is removed and the door closed (keep tape over door switch), the thermostat
must reset (heat on) within 120 seconds.
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Run the following test at room temperature. Set the Time Dry cycle for 30 minutes and the heat selection
at maximum setting. Place a 100% exhaust block on the exhaust pipe. The dryer door should be open
for this test and the door switch held closed. The thermal limiter should trip and shut off the heaters after
1 to 5 minutes of operation. To enable this test, the High Limit Thermostat must be bypassed and NTC2
should be removed from the heat duct.
NNOOTTEE::
This test renders the thermal limiter inoperative, a new thermal limiter must be installed after this
test.
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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.
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Heat Setting Thermistor Status Temperature (F)
Max* Satisfied/Heater Off 120 to 160
Medium* Satisfied/Heater Off 110 to 140
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.