Frigidaire Dryer Servicing page 60

Section 3 Electronic Control Testing
Gas dryers; drive motor runs but dryer does not heat.
Note: Always check wiring to the components.
120 VAC.
Defective electronic
control board.
Igniter glows full
brilliance or glows dim the
full minute.
Defective
sensor.
Defective high
limit thermostat.
Infinity.
Defective igniter.
3-28
Drive motor runs but
dryer does not heat.
Program the dryer for a Normal
Cycle with High Temp and touch
Start . Measure the voltage drop
between the two terminals of RL 2.
Remove power, turn the gas off
to the dryer, disconnect the belt from the
motor, and remove the front panel. Program
the control for Normal Cycle High Temp
and observe the igniter for 1 minute.
Igniter does
not glow.
Measure the voltage drop from the
terminal on the sensor with the
orange wire to neutral.
0.
120 VAC.
Remove power, unplug the
igniter and measure the resistance
0.
of the igniter.
Igniter glows full
brilliance then dims.
Defective
gas valve
or gas supply.
50 to 400 OHMS.
Defective
motor.