Initial Installation
QUALIFIED INSTALLERS ONLY
2.Remove the four (4) ¼” screws that hold the flue collar elbow to the unit body (see Figure 40).
3.Carefully remove the elbow being sure not to damage the gasket that is glued to the flue collar elbow, it seals the flue to the firebox.
4.Turn the elbow to the rear vent position and
Firebox Top |
Flue Collar |
Adapter |
Undo four ¼" |
screws that |
hold flue collar |
elbow to unit. |
Figure 40: Step 3 of Converting Top Vented into
Rear Vented.
Figure 41: Step 4 of Converting Top
Vented into Rear Vented.
Installation of Rear Vented Appliance:
Place the unit into position.
Attach a small section of pipe on the unit and mark exterior wall where vent would pass through the wall.
Cut a 10” (25.4 cm) minimum hole in the wall to maintain clearances to combustibles. Frame hole as shown in Figure 26.
Install a wall thimble.
Install interior finished collar.
Install the vent section through the wall.
THIS UNIT MUST BE VENTED WITH A 36” (91 cm) SNORKEL KIT IF UNIT IS RATED FOR 30,000 Btu/hr NG and 26,000 Btu/hr LP.
Seal around the vent terminal to the structure using a non hardening mastic.
Also refer to Initial Installation - Vent Configurations and Restrictor Settings.
Minimum vent terminal 36" |
(91.4cm) high snorkel kit. |
Siding |
Exterior wall |
Drywall |
Wall thimble |
Inside finished collar |
Vent pipe |
Figure 42: Installation for Rear Vented;
30,000 Btu/hr.
27