COZY DVCF403C-H - Burner Wont Turn On; Pilot Wont Light, or Wont Stay Lit; Pilot Wont Light

1018028-A
Page 18
SERVICE RECORDS
TROUBLESHOOTING CHART ( For Qualied Service Technician ) - MAIN BURNER
Pleasefollowthefollowingcorrectiveactionsinorder.
SYMPTOM POSSIBLE CAUSES
1. Sparker won’t work.
2. Sparker won’t light pilot.
3. Manual reset switch
not engaged.
PilotWon’t
Light
CORRECTIVE ACTION
BurnerWon’t
Turn On
1. Gas valve not turned on.
2. No voltage to valve.
3. Defective thermostat.
4. No 115 V. Line voltage.
5. Gas valve defective.
6. Manual reset switch not engaged.
1. Turn gas valve to “on” position.
2. Check for 24 Volts to valve from transformer.
3. Check wall thermostat.
4. Provide line voltage.
5. Replace gas valve.
6. Depress red button on switch.
1. Air in line.
2. Defective thermocouple
3. Pilot ame too low.
4. Manual reset switch not engaged.
PilotWon’t
Light,orWon’t
StayLit
1. Bleed line.
2. Replace thermocouple.
3. Adjust pilot ame.
4. Depress red button on switch.
1. Check wire connections, provide adequate ground.
2. a. Pilot ame too small.
b. Turn valve to “on” position.
c. Check for pilot restriction.
3. Depress red button on switch.
I.I.D. Pilot
Standing Pilot