Superior VD1824NM Installation And Operation Instructions Manual page 28

OBSERVED PROBLEM
Slight smoke or odor during
initial operation
Moisture/condensation no-
ticed on windows
Appliance produces a whis-
tling noise when burner is lit
White powder residue forming
within burner box or on adja-
cent walls or furniture
Appliance produces a clicking/
ticking noise just after burner
is 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. Not enough combustion/
ventilation air
1. Turning control knob to HI
position when burner is
cold
2. Air in gas line
3. Air passageways on heater
blocked
4. Dirty or partially clogged
burner orifi ce
1. When heated, vapors from
furniture polish, wax, carpet
cleaners, etc. may turn into
a white powder residue
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 25)
2. Replace gas regulator
3. Problem will stop after a few
hours of operation
1. Refer to Air for Combustion
and Ventilation require-
ments (Page 6)
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 or propane/LP gas
company
3. Observe minimum instal-
lation clearances (see
Pages 9-11)
4. Clean burner (see Cleaning
and Maintenance, Page 25)
or replace burner orifi ce
1. Turn appliance off when
using furniture polish, wax,
carpet cleaners or similar
products
1. This is normal with most
appliances. If noise is ex-
cessive, contact qualifi ed
service person
126838-01C