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HDV Series Direct Vent Gas Fireplace
0
56D3048
• The maximum number of 45° elbows permitted per side
wall installation is two (). These elbows can be installed
in either the vertical or horizontal run.
• For each 45° elbow installed in the horizontal run, the
length of the horizontal run MUST be reduced by 18" (45
cm). This does not apply if the 45° elbows are installed
on the vertical part of the vent system.
• The maximum number of elbow degrees in a system is
70°. Figure 24
1
2
3
4
1
2
3
4
Elbow 1 = 90°
Elbow = 45°
Elbow 3 = 45°
Elbow 4 = 90°
Total Angular Variation = 70°
Figure 24 -
Maximum Elbow Usage
FP1180
VO584-100
Vent Opening
2/99 djt
Figure 25 -
Exterior Wall Framing Dimensions
10Z\x"
(67 mm)
10Z\x"
(67 mm)
VO584-100
8Z\x"
(16 mm)
1. Locate and cut the vent opening in the wall. For com-
bustible walls first frame in opening.
Cut a 1Z\x"H x 10Z\x" W
hole through the interior wall.
Cut a 10Z\x"H x 10Z\x"W
square hole through the exterior wall frame. Figure 25
Hole opening should be 8Z\x"
(16mm) in diameter.
. The center of the hole should align with the center line
of the horizontal rigid vent pipe end. Allow 1/4" minimum
rise per foot. Figure 25