Page 38
7047-148C
December 20, 2011
R
51I ACC Wood Insert
A. Outside Air Kit Installation
Items Needed for Installation (not supplied)
• 4 inch flex aluminum pipe, or if using alternate material,
then it shall be made from durable, non-combustible, heat
resistant material up to 350
o
F. Cut the pipe to the required
length for your installation.
• Phillips head screw driver
• 5/32 Allen Wrench
• Silicone sealant
Figure 38.1
A source of air (oxygen) is necessary in order for combustion to
take place. Whatever combustion air is consumed by the fire
must be replaced. Air is replaced via air leakage around win
-
dows and under doors. In homes that have tightly sealed doors
and windows, an outside air source is needed. An optional Out
-
side Air Kit is available.
9
Appliance Set-up
WARNING
Do not draw outside combustion air from:
• Wall, floor or ceiling cavity
• Enclosed space such as an attic or garage
• Close proximity to exhaust vents or
chimneys
Fumes or odor may result
Fire Risk.
Asphyxiation Risk.
Asphyxiation Risk.
Outside air inlet must be located to prevent block
-
age from:
• Leaves, snow, ice or other debris
Block may cause combustion air starvation
Smoke spillage may set off alarms or irritate sensi
-
tive individuals.
WARNING
Asphyxiation Risk.
Length of outside air supply duct shall NOT exceed
the length of the vertical height of the exhaust flue.
•
Fire will not burn properly
•
Smoke spillage occurs when door is opened due
to air starvation.
WARNING
Option One - Installation Instructions
The outside air cover comes packaged with the component
pack. It is necessary to remove the blower housing and block
off the room air with the outside air cover.
1. Remove the appliance cover plate on outer can and discard
and reuse the 4 screws.
2. Install optional flex adapter to outer can with the same
screws. Do not use plastic wire ties that come with the kit as
they will melt. NOTE: You may need to install the flex pipe
into the firebox first depending on installation. Attach flex to
adapter with at least 2 screws.
3. Ensure existing access hole in fireplace is sufficient to feed
the 4 inch flex.
4. After sliding can into fireplace, feed flex into cut opening to
obtain outside combustion air.
5. Level outer can and install appliance. See
page 40.
6. Remove 4 bolts from both sides of the blower housing and
remove the housing.
7. Remove 2 Phillips head screws from housing and save.
8. Attach outside air cover to the back of the blower using the
same 2 screws.
9. Ensure all wires are properly attached and then re-install the
blower housing to the appliance.
Option Two - Installation Instructions
1. Remove the outside air cover plate on outer can and discard
and reuse the 4 screws
2. Ensure existing acces hole in fireplace will not be covered by
the outer can. Existing outside air intake hole may be under
at the rear or side of outer can. Outside air may also enter
down existing chimney chase in some situations.
3. Repeat steps 5 through 9 above with one exception. After
installing the appliance in the outer can, seal the fireplace
opening and trim package with insulation to prevent air leak
-
age into the room.
Optional
Flex
Adapter
Termination
Cap
Appliance
Cover Plate
(discard)
Remove 4 bolts on Blower Housing
(both sides)and Remove Housing
Remove 2 screws and Secure Outside
Cover Plate to the back side of the Blower
Housing (included in Component Pack)