Vanguard Firewerks VFRMV18NB Owner's Operation And Installation Manual page 24

Unvented (vent free) gas log heater
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OBSERVED PROBLEM
Orange flame in burner during
burner combustion
Slight smoke or odor during
initial operation
Heater produces a whistling
noise when burners are lit
White powder residue forming
within burner box or on adja-
cent walls or furniture
Moisture/condensation no-
ticed on windows
Heater produces a clicking/
ticking noise just after burners
are lit or shut off
Remote does not function (if
using remote control)
24
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Not enough air
2. Gas regulator defective
1. 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, car-
pet cleaners, etc. turn into
white powder residue
1. Not enough combustion/
ventilation air
1. Metal expanding while
heating or contracting while
cooling
1. Battery is not installed. Bat-
tery power is low
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REMEDY
1. Check burner(s) for dirt
and debris. If found, clean
burner(s) (see Cleaning and
Maintenance, page 21)
2. Replace gas regulator
1. 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
10 through 13)
4. Clean burners (see Clean-
ing and Maintenance,
page 21) or replace burner
orifice(s)
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. This is normal with most
heaters. If noise is exces-
sive, contact qualified ser-
vice person
1. Replace batteries in receiv-
er and hand-held remote
control
116412-01E

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