23
INSPECTING BURNERS
Check pilot flame pattern and burner flame pat-
terns often.
PILOT FLAME PATTERN
MAIN BURNER
FRONT BURNER FLAME PATTERN
• turn fireplace off (see
To Turn Off Gas to Ap-
plianc
e).
CLEANING AND MAINTENANCE
pilot flame pattern.
• see
Troubleshooting
, page
25
.
heater and let cool. Remove blockage. Blocked
Figure 19 shows correct burner flame
pattern with yellow flame tips and blue base. Figure
20 shows incorrect flame pattern. The incorrect
burner flame pattern shows lazy orange flame.
Figure 17 - Correct Pilot Flame Pattern
Figure 18 - Inorrect Pilot Flame Pattern
If pilot flame pattern is incorrect, as shown in
Figure 19 - Correct Burner Flame Pattern
Note:
The correct pilot flame on natural gas units
will have a slight curve, but flame should be blue
and have no yellow or orange color.
Figure
17
shows a correct pilot flame
pattern. Figure
18
shows an incorrect
Figure 20:
If burner flame pattern is incorrect, as shown in
Figure 20 - Incorrect burner flame pattern
caused by port blockage
• see Troubleshooting, page 25.
Figure
1
8
:
Some burner holes may become blocked by
debris or rust, with no flame present. If so, turn off
Periodically inspect all burner holes with the
heater running.
burner holes may create soot.
The incorrect pilot flame is not touching the
flame sensor. This will cause the flame sensor
to cool. When the flame sensor cools, the
fireplace will shut down.
p lia n ce
,
p age 20).
•
turn fireplace off (
see
To Turn Off Gas to Ap-
