August 01, 2016
7037-158C
15
Discovery III
5
Appliance Set-Up
USA
Figure 15.2 - Floor Installation
A. Outside Air Kit Installation
A source of air (oxygen) is necessary in order for combus
-
tion to take place. Whatever combustion air is consumed
by the fire must be replaced. Air is replaced via air leakage
around windows and under doors. In homes that have tightly
sealed doors and windows, an outside air source is needed.
An optional Outside Air Kit is available.
Optional OAK-ACC includes:
Termination cap, (2) wire ties,
flex adapter, and fasteners
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
• Silicone sealant
• Drills and saws necessary for cutting holes through the
wall or flooring in your home.
Installation Instructions
1. Remove all materials from packing box.
2.
Floor & Rear Installation:
Cut a 4 inch (102mm) hole in
outside wall or floor to accommodate outside air piping.
Use 4 inch (102mm) aluminum metal flex or rigid piping
to directly connect outside air to appliance intake. Use
the supplied termination cap with a rodent screen. Seal
between the wall (or floor) and the pipe with silicone to
prevent moisture penetration.
WARNING
Fire Risk. Asphyxiation Risk.
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
Asphyxiation Risk.
Outside air inlet must be located to prevent blockage
from:
• Leaves • Snow or ice • Other debris
Block may cause combustion air starvation
Smoke spillage may set off alarms or irritate sensitive 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 star-
vation
WARNING
Figure 15.1 - Rear Installation
