Electric Dryers; Drive Motor Runs But Dryer Does Not Heat - GE DSXH47EG Technical Service Manual

Electric dryer; drive motor runs but dryer does not heat.
Note: Always check wiring to the components.
50,000 Ohms +/-10%.
240 VAC.
Defective electronic
control board.
240 VAC.
Defective high
limit thermostat.
0.
Open wire from
terminal block.
Drive motor runs but
dryer does not heat.
Check the resistance of the
control thermistor at room
temperature.
Program the dryer for a Normal
Cycle with High Temp and touch
Start. Measure the voltage drop
between the two terminals of RL 2.
0.
Measure the voltage drop
between the two terminals of the
high limit thermostat.
0.
Remove power from the dryer
and disconnect the black wire
from RL 2. Restart the dryer
and measure the voltage drop
between red wire on
RL 2 and neutral.
120 VAC.
Remove power from the dryer,
reconnect the black wire from RL 2
and disconnect the plug from the
drive motor. Restart the dryer and
measure the voltage drop between
yellow and white wire in the plug.
120 VAC.
Defective motor.
50,000 Ohms +/-10%.
0.
Defective
heating element.
28
More or less than
Defective
thermistor.