Air Shutter Setting - Heatilator RBV4236IH Owner's Manual

K. Air Shutter Setting
Air shutter settings should be adjusted by a qualified
installer at the time of installation. The air shutter is set at
the factory for minimum vertical vent run. Adjust air shut-
ter for longer vertical runs. See Figure 14.19.
NOTICE: If sooting occurs, provide more air by opening
the air shutter.
• The logs and burner must be removed to access the air
shutter. Refer to Section 14.H.
• Remove the two screws attaching the front burner
support to the firebox bottom. See Figure 14.20.
Figure 14.20 Remove Screws Attaching Front Burner Support
• Remove the two screws attaching the back burner
support to the burner pan. See Figure 14.21.
Figure 14.21 Remove Screws Attaching Back Burner Support
34 Heatilator • RBV4236/RBV4842 • 4048-210 • Rev S • 6/10
• Slide the burner assembly to the left and remove from
the appliance. See Figure 14.22.
Figure 14.22 Side Burner Assembly to Left
• The shutter can be adjusted as shown in Figure 14.23
• Closed position - natural gas
• Open position - propane
Figure 14.23 Adjust Air Shutter