Desa Flame-Max VYD24 Operation And Installation Manual page 28

OBSERVED PROBLEM
Slight smoke or odor during
initial operation
Heater produces a whistling
noise when burners are lit
White powder residue form-
ing within burner box or on
adjacent walls or furniture
Moisture/condensation no-
ticed on windows
Dark residue on logs inside
of their fireplace Note: Af-
ter removing all causes of
residue deposits, completely
clean fireplace and appliance
off residue before reusing
appliance
Remote does not function
(Remote-Ready Models
Only)
Heater produces a clicking/
ticking noise just after burners
are lit or shut off
28
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Not enough air
2. Gas regulator defective
3. Residues from manufac-
turing processes and logs
curing
1. Turning control knob to HI
position when burners are
cold
2. Air in gas line
3. Air passageways on heater
blocked
4. Dirty or partially clogged
burner orifice(s)
1. When heated, vapors from
furniture polish, wax, carpet
cleaners, etc. may turn into
white powder residue
1. Not enough combustion/
ventilation air
1. Improper log placement
2. Drafts or other air currents
affecting flame pattern
3. Air holes at burner inlet
blocked
4. Burner flame holes
blocked
1. Battery is not installed. Bat-
tery power is low
1. Metal expanding while
heating or contracting while
cooling
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REMEDY
1. Check burner for dirt and
debris. If found, clean
burner (see Cleaning and
Maintenance, page 24)
2. Replace gas control
3. Problem will stop after a few
hours of operation
1. Turn control knob to LO
position and let warm up for
a minute
2. Operate burners until air is
removed from line. Have
gas line checked by local
natural or propane/LP gas
company
3. Observe minimum installa-
tion clearances (see pages
9 through 11)
4. Clean burners (see Cleaning
and Maintenance, page 24)
or replace burner orifice
1. Turn heater off when us-
ing furniture polish, wax,
carpet cleaners or similar
products
1. Refer to Air for Combustion
and Ventilation require-
ments (page 6)
1. Properly locate logs (see
Installing Logs, page 17)
2. Eliminate source of drafts
around heater
3. Clean out air holes at burn-
er inlet. Periodically repeat
as needed
4. Remove blockage or re-
place burner
1. Replace 9-volt batteries in
receiver and hand held-
remote control
1. This is normal with most
heaters. If noise is exces-
sive, contact qualified ser-
vice person
113093-01H