Full Product Manual

1018454-EPage 30
SYMPTOM POSSIBLE CAUSES
TROUBLESHOOTING CHART ( FOR QUALIFIED SERVICE TECHNICIAN )
MAIN BURNER
1. Too much primary air.
2. Burr in orice
(if it whistles or resonates).
3. Excessive gas input.
1. Blocked venting.
2. Insufcient primary air.
Noisy
Flame
Floating
Flame
CORRECTIVE ACTION
FlameToo
Large
1. Defective operator section
of gas valve.
2. Burner orice too large.
3. If installed above 2,000 ft.
1. Replace complete valve.
2. Check with local gas company for proper orice size & replace.
3. Refer to orice chart,Page5.
1. Too much primary air. FlamePops
Back
1. Adjust air shutter. (SeePage25).
1. Adjust air shutter. (SeePage25).
2. Remove burr or replace orice (Donotenlargeorices).
3. See “Flame Too Large” above.
1. Too little primary air.
2. Clogged main burner ports.
3. Clogged draft hood.
4. Linted up air shutter.
Yellow
TipFlame
1. Adjust air shutter.(SeePage25).
2. Clean main burner ports. (Do not enlarge ports).
3. Clean draft hood.
4. Check for dust or lint at air mixer opening & around the shutter. Clean as necessary.
1. Clean ue passageways to remove blockage.
2. Adjust air shutter to increase primary air supply. (SeePage25).
1. Gas leak.
2. Chimney or ue obstruction.
3. Drafts around appliance.
Gas
Odor
1. Shut off gas service immediately. Check piping. Call gas company. (SeePage1).
2. Clean ue.
3. Eliminate drafts.
1. Pilot ame too small.
2. Burner ports clogged near pilot.
3. Low gas pressure.
4. Pilot decreases in size when main
burners come on.
5. Air shutter open too far.
6. Drafts around appliance.
7. Bad venting.
8. Defective pilot assembly.
9. Battery is low.
Delayed
Ignition
1. Check or clean the pilot orice. Seepage5forgaspressure.
2. Clean burner ports (Do not enlarge ports).
3. Check gas supply pressure. Seepage5.
4. Supply piping is inadequately sized. Consult local gas utility or competent installer.
5. Close air shutter to proper setting as outlined in these instructions (SeePage25).
6. Eliminate drafts.
7. See “Venting” on page 7.
8. Inspect pilot assembly for loose or broken components or wires. Replace. Refer to parts list.
9. Turn thermostat off and replace batteries.
Pleasefollowthefollowingcorrectiveactionsinorder.