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Cdv series direct vent gas fireplace, Rear wall installation twist lock pipe – Vermont Casting 36CDVTRN User Manual

Page 13

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13

CDV Series Direct Vent Gas Fireplace

20010175

Top View

Straight Venting

Fig. 12 Rear vent applications.

13"

(330 mm)

Max.

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FP1598

Rear Wall Installation

Twist Lock Pipe

STEP 1
Locate vent opening on the wall. To locate hole center
consult with appropriate fireplace dimensions, Page 4.
Frame as shown below.
Combustible Walls (Fig. 13): Cut a 9³⁄₈”H x 9³⁄₈” W
(240 x 240 mm) hole through the exterior wall and
frame as shown.
Noncombustible Walls (Fig. 13): Hole opening must
be 7¹⁄₂” (190 mm) in diameter.

VO584-100

Vent Opening

2/99 djt

Vent Opening for Combustible Wall

9³⁄₈”

(240 mm)

9³⁄₈”

(240 mm)

Fireplace Hearth

Framing

Detail

Opening for Noncombustible Wall

7¹⁄₂”

(190 mm)

VO584-100

Fig. 13 Locate vent opening on wall.

STEP 2
Install interior firestop as shown in Figure 14.
STEP 3
Remove telescoping collar from termination.
STEP 4
Bend tab on outer casing up and insert collar onto fire-
place collars. (Fig. 14)

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Firestop

FP1600

Fig. 14 Install firestop.

Bend Tab

FP1005

Side View Vent Termination

1/25/00 djt

22”

(559 mm)

CL

Finished

Wall

Secure with Screw

Vent Termination

Firestop

FP1005a

Fig. 15 Side view of final unit location.

STEP 5
Twist the termination collar so it locks onto fireplace col-
lars. Run screw through tab to keep collar from turning.
(Fig. 15)
STEP 6
Slide fireplace into position.
STEP 7
From the outside of the house, slide the termination
onto the collars.
STEP 8
Secure the termination to the house with the four (4)
screws provided.