Desa Comfort Glow CGP10TLA Owner's Operation And Installation Manual page 15

TROUBLESHOOTING
Continued
OWNER'S MANUAL
OBSERVED PROBLEM
POSSIBLE CAUSE REMEDY
Burner does not light after ODS/pilot is lit
1. Burner orifice is clogged
2. Burner orifice diameter is too small
3. Inlet gas pressure is too low
1. Clean burner orifice (see Cleaning and
Maintenance, page 13) or replace burner
orifice
2. Replace burner orifice
3. Contact local propane/LP gas company
Delayed ignition of burner 1. Manifold pressure is too low
2. Burner orifice is clogged
1.
2.
Contact local propaneJI.P gas company
Clean burner orifice (see Cleaning and
Maintenance, page 13) or replace burner
orifice
Burner backfiring during combustion 1. Burner orifice is clogged or damaged
2. Inlet gas pressure is too low
3. Burner damaged
4. Gas regulator defective
1. Clean burner orifice (see Cleaning and
Maintenance, page 13) or replace burner
orifice
2. Contact local propane/LP gas company
3. Replace burner
4. Replace gas regulator
Yellow flame during burner combustion 1. Not
enough air
1. Check burner for dirt and debris. If
found, clean burner (see Cleaning and
Maintenance, page 13)
2. Inlet gas pressure is too low 2. Contact local propane/LP gas company
3. Gas regulator defective 3. Replace gas regulator
Slightsmokeorodorduringinitialoperation 1. Residues from manufacturing processes 1. Problem will stop after a few hours of
operation
Heater produces a whistling noise when 1. Turn control knob to HI position when 1. Turn cona'ol knob to LO position and
burner is lit burner is cold let warm up for a minute
2. Air in gas line 2. Operate burneruntil alr is removed from
line. Have gas checked by local propane/
LP gas company
Observe minimum installation clear-
ances (see Figure 4, page 7)
Clean burner (see Cleaning and Mainte-
nance, page 13) or replace burner orifice
3. Air passageways on heater blocked 3.
4. Dirty or partially clogged burner orifice 4.
Io,i_ 15
Continued