Dexter Laundry T-350 Parts & Service Manual page 58

Troubleshooting Tips Continued
Symptom
Tumbler turns
but no spark
at burner
58
Part # 8533-104-001 1/18
Probable
Suggested Remedy
Cause
Glass fuse Check small glass control fuse in back of dryer.
Replace if failed.
Temperature The temperature sensor should have between
Sensor 30,000 ohms and 60,000 ohms resistance at
room temperature if okay. Replace if not in this
range.
Ignition Check for 24VAC output from transformer.
Transformer Replace if have 120V between black & white
and no 24V between red and yellow.
Over Check to see if manually resettable thermostat.
Temperature Thermostat is kicked out. Reset by pushing red
reset button.
Ignition control Check for 24VAC coming into the control on the
at burner red wire. If voltage, then check for
24VAC out on the brown wire. Also check for
spark at the ignitor. If no 24VAC output or no
spark to the ignitor, replace ignition control.
Air Flow Switch Check air flow switch to be sure it closes when
dryer is running. If not, adjust or replace
switch.
Hi-limit Check for continuity. Should be 0 ohms
resistance when cold. If not, replace
thermostat.
Gas supply No gas can cause system lockout
Electronic Is electronic control closing gas relay to power
Control Control heat circuit? Check for gas light on
electronic control. If no light change control. If
light is on, check voltage and components in
heat circuit at transformer at rear of unit.