28
20306756
380IDV Fireplace Insert
OPERATING INSTRUCTIONS
ADJUST THE AIR SHUTTER (Natural Gas
Only)
The venturi of the burner is equipped with an air shutter.
The opening of the venturi has been set at 1/4" for Natural
Gas and fully open for Propane installation at sea level.
The burner on Natural Gas models may be adjusted for
high altitude as follows:
•
To increase air mixture, open the shutter more. This
will reduce soot formation.
Figure 32
•
To decrease air mixture, close the shutter. Flames
will be more yellow.
Figure 33
FP1940
air shutter part open
Air Shutter
FP1940
Figure 32 -
Push Adjustment Lip Up to Open Air Shutter
FP1941
air shutter fully open
Air Shutter
FP1941
Figure 33 -
Pull Adjustment Lip to Close Air Shutter
