Heatiator C40 owner manual Installation of Fireplace, A. Install the Outside Air Kit

7	Installation of Fireplace
		1. Cut a 6 in. (152 mm) hole in outside wall to accommodate
Caution! Risk of Cuts/Abrasions. Wear protective		air piping. See Figure 7.3 on page 40.
gloves and safety glasses during installation. Sheet metal
		2. Use 6 in. (152 mm) metal flex or rigid piping (not
edges are sharp.
A. Install the Outside Air Kit		supplied) to directly connect outside air to fireplace
		intake. Insulate the pipe to prevent frost condensation.
This fireplace will operate correctly only if adequate ven-		3. Use the supplied termination cap.
tilation is provided to allow proper draft to the fireplace
		4. Seal between the wall and the pipe with silicone to
system. See Section 6.
An outside air kit must be used for combustion to mini-		prevent moisture penetration and air leaks.
		5. Seal between the termination cap and the house with
mize the effects of negative pressure within the structure.
We recommend you utilize the shortest duct run to opti-		silicone to prevent air infiltration.
mize the performance of the outside air kit. The outside		NOTE: A control knob allows you control of the outside air
air kit inlet should be positioned in a manner that will not
allow snow, leaves, etc. to block the inlet. In some instal-		inlet. Use of outside air for combustion is required to
lations the air duct may need to be run vertically. In such		conserve heated air within the structure and to provide
an installation, a 3 ft (914 mm) height difference must be		make up air to keep the fireplace venting properly.
maintained from the top of the uppermost chimney sec-		IMPORTANT! Outside air control considerations
tion to the outside combustion air inlet. See Figure 7.2		Turn counter-clockwise to “OPEN” positions
on page 40.
		Outside air knob must be in the “OPEN” position to oper-
See Figure 7.1 for proper placement of outside air inlet.
		ate fireplace properly.
The outside air kit is installed on the right hand side of the
		May be closed when not in use to prevent cold air infiltra-
fireplace. See Figure 7.3 for handle location/operation.
		tion

Caution! Risk of Fire or Asphyxiation! Do not draw outside combustion air from wall, floor or ceil- ing cavity, or enclosed spaces such as an attic or garage.

•Do not place outside air hood close to exhaust vents or chimneys. Fumes or odor could be drawn into the room through the fireplace.

•Locate outside air inlet to prevent blockage from leaves, snow/ice, or other debris. Blockages could cause com- bustion air starvation.

NO

Attic space

NO

Outlet placed

higher than 3 ft

below the

termination cap

NO

Garage or

combustible

liquids storage

NO

Outlet blocked by snow, leaves, etc.

Use only duct materials specified by manufacturer

Figure 7.1 Outside Combustion Air Placement

4/20/11 Heatilator • Constitution EPA Fireplace • 480-1091D Page 39