Desa CDCFTN Owner's Operation And Installation Manual page 27

TROUBLESHOOTING
Continued
OBSERVED PROBLEM
Burner does not light after ODS/pilot is lit
Delayed ignition of burner
Burner backfiring during combustion
Slight smoke or odor during initial operation
Fireplace produces a whistling noise when
burner is lit
White powder residue forming within burner
box or on adjacent walls or furniture
Moisture/condensation noticed on windows
For more information, visit www.desatech.com
For more information, visit www.desatech.com
111244-01A
POSSIBLE CAUSE
1. Inlet gas pressure is too low
2. Burner orifice is clogged
3. Thermopile leads disconnected or im-
properly connected (Remote-Ready
Models Only)
4. Burners will not come on in remote po-
sition (Remote-Ready Models Only)
1. Manifold pressure is too low
2. Burner orifice is clogged
1. Burner orifice is clogged or damaged
2. Damaged burner
3. Gas regulator defective
4. Inlet gas pressure is too low
1. Residues from manufacturing processes
and log curing
2. Not enough air
3. Gas regulator defective
1. Turning control knob to HI position
when burner is cold
2. Air in gas line
3. Air passageways on fireplace blocked
4. Dirty or partially clogged burner orifice
1. When heated, vapors from furniture pol-
ish, wax, carpet cleaners, etc. may turn
into white powder residue
1. Not enough combustion/ventilation air
TROUBLESHOOTING
REMEDY
1. Contact local natural or propane/LP gas
company
2. Clean burner (see Cleaning and Main-
tenance, pages 24 and 25) or replace
burner orifice
3. Reconnect leads (see Wiring Diagram,
page 25)
4. Replace battery in transmitter and receiver
1. Contact local natural or propane/LP gas
company
2. Clean burner (see Cleaning and Main-
tenance, pages 24 and 25) or replace
burner orifice
1. Clean burner (see Cleaning and Main-
tenance, pages 24 and 25) or replace
burner orifice
2. Replace damaged burner
3. Replace gas regulator
4. Contact local natural or propane/LP gas
company
1. Problem will stop after a few hours of
operation
2. Check burner for dirt and debris. If
found, clean burner (see Cleaning and
Maintenance, pages 24 and 25)
3. Replace gas regulator
1. Turn control knob to LO position and
let warm up for a minute
2. Operate burner until air is removed from
line. Have gas line checked by local
natural gas company
3. Observe minimum installation clear-
ances (see pages 9 through 11)
4. Clean burner (see Cleaning and Main-
tenance, pages 24 and 25) or replace
burner orifice
1. Turn fireplace off when using furniture
polish, wax, carpet cleaners, or similar
products
1. Refer to Air for Combustion and Venti-
lation requirements (page 5)
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