www.desatech.com
116746-01A
29
POSSIBLE CAUSE
1. Not enough air
2. Gas regulator defective
3. Residues from manufacturing
processes and logs curing
1. Not enough combustion/ven-
tilation air
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. Battery is not installed. Bat-
tery power is low
1. Not enough air
2. Gas regulator defective
1. Metal expanding while heating
or contracting while cooling
REMEDY
1. Check burner for dirt and
debris. If found, clean burner
(see
Cleaning and Mainte-
nance
, page 25)
2. Replace gas control
3. Problem will stop after a few
hours of operation
1. Refer to
Air for Combustion
and Ventilation
requirements
(page 7)
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 installation
clearances (see page 10)
4. Clean burners (see
Cleaning
and Maintenance
, page 25)
or replace burner orifice(s)
1. Turn heater off when using
furniture polish, wax, carpet
cleaners or similar products
1. Replace 9-volt batteries in
receiver and remote control
1. Check burner(s) for dirt
and debris. If found, clean
burner(s) (see
Cleaning and
Maintenance
, page 25)
2. Replace gas regulator
1. This is common with most heat-
ers. If noise is excessive, contact
qualified service person
OBSERVED PROBLEM
Slight smoke or odor during
initial operation
Moisture/condensation noticed
on windows
Heater produces a whistling
noise when burners are lit
White powder residue forming
within burner box or on adjacent
walls or furniture
Remote does not function
(GHRCB and GHRCTB only)
Yellow flame in front burner
during burner combustion
Fireplace produces a clicking/
ticking noise just after burner
is lit or shut off
TROUBLESHOOTING
Continued
