Desa HGC23TON Owner's Manual page 21

ObSERVED PRObLEM
Delayed.ignition.of.burner
Burner backfiring during com-
bustion
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.adja-
cent.walls.or.furniture
Moisture/condensation. no-
ticed.on.windows
121623-01A
TROUBLESHOOTING
Continued
POSSIbLE CAUSE
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. manufac-
turing. 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 fire-
place.blocked
4..Dirty. or. partially. clogged.
burner orifice
1. When heated, vapors
from furniture polish, wax,
carpet cleaners, etc. may
turn. into. white. powder.
residue
1..Not. enough. combustion/
ventilation.air
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REMEDY
1..Contact. local. natural. or.
propane/LP.gas.company
2..Clean. burner. (see. Clean-
ing, page 18) or replace
burner orifice
1..Clean. burner. (see. Clean-
ing,. page. 18). 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, page 18)
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.installa-
tion.clearances.(see.pages.
10.and.11)
4..Clean. burner. (see. Clean-
ing, page 18) 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 Ventilation require-
ments.(page.7)
21