Figure 52 - Pilot Flame
BURNER FLAME
The flames from the burner should be visually checked as
soon as the heater is installed and periodically during normal
operation. In normal operation, at full rate, and after operat-
ing for about 15 to 30 minutes, the flame should be yellow
and slightly taller than the rear log.
See Figure 53.
If the flame is blue and only in the center, turn off unit and
let cool. After unit is cool, remove logs and check to make
NOTE: The type of installation, vent system
configuration, and wind effects may cause the flame
patterns to vary.
Figure 53 - Burner Flame Appearance
CLEANING AND MAINTENANCE
Turn off gas before servicing fireplace. It
is recommended that a qualified service
technician perform these check-ups at the
beginning of each heating season.
WARNING
AIR SHUTTER ASSEMBLY
sure the back holes in the burner are not covered with
ember
the
center of the burner. Replace logs.
material
. If the back holes are clear, add more
material
to
Air shutter
for Natural Gas
is factory
set
for optimum
flame appearance
at
5/16"
open and is non-adjustable.
Thermopile
Thermocouple
BURNER, PILOT AND CONTROL COMPARTMENT
Keep the control compartment and burner areas clean by vacuuming or brushing at least twice a year.
Make sure the burner porting, pilot air opening and burner air opening are free of obstructions at all times.
PILOT FLAME
The flames from the pilot should be visually checked as soon as the heater is installed
and periodically during normal operation.
The pilot flame must always be present
when the fireplace is in operation.
See Figure
45
. The pilot flame has three distinct
flames, one engulfing the thermopile, one engulfing the thermocouple, and the other
reaching to the main burner.
.
BURNER
Inspect area around the injector. Remove any lint or foreign material with a brush
or vacuum.
Shutter Opening
Nut
Figure
- Adjusting Air Shutter
3
6
