Desa and EFS26NR - Manual (Page 31)

107032-01H
For more information, visit www.desatech.com For more information, visit www.desatech.com
31
31
TROUBLESHOOTING
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
REMEDY
1. Contact local natural or propane/LP gas
company
2. Clean burner (see Cleaning and Mainte-
nance, page 29) or replace burner orifice
3. Reconnect leads (see Wiring Diagram,
page 29)
4. Replace battery in hand-held remote and
receiver
1. Contact local natural or propane/LP gas
company
2. Clean burner (see Cleaning and Mainte-
nance, page 29) or replace burner orifice
1. Clean burner (see Cleaning and Main-
tenance, page 29) 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, page 29)
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 Mainte-
nance, page 29) 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 6)
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