Desa (V)CB36N(E) - Manual (Page 27)

www.desatech.com 117437-01B 7
TROUBLEShOOTING
Continued
POSSIBLE CAUSE
1. Turning gas control knob to
HI position when burner is
cold
2. Air in gas line
3. Dirty or partially clogged
burner orifice
1. Flame impingement on logs
2. Debris around burner air
mixer
1. Metal expanding while heat-
ing or contracting while
cooling
1. Battery is not installed or
battery is power is low
1. High or gusting winds
2. Low line pressure
3. Pilot is partially clogged
4. Improper or restricted venting
5. Clogged burner tube, blocked
orifice or improper burner air
adjustment
6. Bad thermopile or thermo-
couple
7. Vent cap improperly installed
or blocked
OBSERVED PROBLEM
Heat produces a whistling noise
when burner is lit
Glass soots
Fireplace produces a clicking/
ticking noise just after burners
are lit or shut off
Remote does not function
Fireplace shuts off in use.
Burner backfiring during com-
bustion
REMEDY
1. Turn gas 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 pro pane/LP
or natural gas company
3. Clean burner (see Cleaning
and Maintenance, page 23) or
replace burner orifice
1. Adjust the log set so the flame
does equipment shutoff valve
2. Inspect the opening at the base
of the burner to see that it is
not packed with any type of
material
1. This is normal. If noise is
excessive, contact qualified
service person
1. Replace 9-volt batteries in
receiver and remote control
1. Fireplace has been tested for
up to 40 mph winds. However,
extreme conditions may occur.
See Lighting Instructions,
page 19 or 20
2. Check local propane/LP or
natural gas company
3. Clean pilot (see Cleaning and
Maintenance, page 23)
4. Locate and correct all vent
conditions (see Checking for
Proper Venting, page 10)
5. Clean burner tube and orifice,
adjust air shutter (see Inspect-
ing Burners, page 22)
6. Replace faulty components
7. Check for proper installation
or remove debris or blockage