www.desatech.com
121353-01F
26
TROUbLESHOOTING
Continued
OBSERVED PROBLEM
Slight smoke or odor during
initial operation
Moisture/condensation no-
ticed on windows
Heater produces a whistling
noise when burner is lit
White powder residue forming
within burner box or on adja
-
cent walls or furniture
Remote does not function
Heater produces a clicking/
ticking noise just after burner
is lit or shut off
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 orifice
1. When heated, vapors from
furniture polish, wax, carpet
cleaners, etc. may turn into
white powder residue
1. Battery is not installed. Bat-
tery power is low
1. Metal expanding while
heating or contracting while
cooling
REMEDY
1. Check burner for dirt and
debris. If found, clean
burner (see
Cleaning and
Maintenance,
page 23)
2. Replace gas control
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 installa-
tion clearances (see pages
9 through 12)
4. Clean burner (see
Cleaning
and Maintenance,
page 23)
or replace burner orifice
1. Turn heater off when us
-
ing furniture polish, wax,
carpet cleaners, or similar
products
1. Replace 9-volt batteries
in receiver and hand-held
remote
1. This is normal with most
heaters. If noise is exces-
sive, contact qualified ser
-
vice person
