Dexter Laundry T-350 Parts & Service Manual page 59

Troubleshooting Tips Continued
Symptom Probable Cause
Tumbler turns, Gas Supply
ignition sparks,
no flame
Gas Pressure
Spark Electrode Sensor
Gas Valve
Ignition Control
Burner Lights, but Electrodes
goes on and off
Slow drying Temperature Setting
Air flow restrictions
necessary
Temperature Sensor
Suggested Remedy
Make sure gas supply is working.
Make manometer check of gas pressure.
Adjust if necessary.
Check for damage to electrode or
mounting. Replace if necessary.
Check coil continuity, replace valve if
failed.
Check for 24VAC to gas valve coils. If no
voltage replace ignition control.
Check low voltage harness for possible
wire break or cuts to allow no signal back
to ignition control
Check program for correct high
temperature setting. Adjust if necessary.
1. Check lint screen and clean if
necessary.
2. Check exhaust for correct length and
clean if necessary.
3. Check exhaust damper to insure that it
opens when dryer is running and closes
when dryer is not in use.
4. Check makeup air to insure that it
is adequate. Increase makeup air if
necessary.
5. Check static Back pressure no more
than .3
The temperature sensor should have
between 30,000 ohms and 60,000 ohms
resistance at room temperature if okay.
Replace if not in this range.
59
Part # 8533-104-001 1/18