Venting Fireplace - Empire Comfort Systems DVCT40CSP95N-1 Installation Instructions Manual

Example of possible venting systems using two 90° elbows:
V is listed as minimum vertical dimensions and H1 + H2 is listed
as total of maximum horizontal dimensions. The maximum
vertical and horizontal distances for two 90° elbows as shown in
Figure 32 is 20 feet (6.1 m).
H2
H1
FIRESTOP AT
CEILING LEVEL
SEE GRAPH FOR PERMISSIBLE "H" AND "V" DIMENSIONS
NOTE: H1 AND H2 MUST BE ADDED TOGETHER TO USE CHART
HARD ELBOW DIMENSIONS (In Inches)
A B
66-1/2 5-5/16
Minimum hole location dimensions for through the wall horizontal
installations with 90-degree elbow and 24 inch rise off top of
fireplace.
(See Figure 40 on page 25) for permissible
dimensions.
40651-2-0320

VENTING FIREPLACE

WALL THIMBLE SPACER
(DVCT36 ONLY)
V
GENERIC MODEL SHOWN
Figure 33
D
C
B
V
H
C
B
A
CENTER OF ELBOW
STRAIGHT OUT
(MINIMUM)
GENERIC MODEL SHOWN
C
7-5/16 10-5/8
"H" and "V"
Figure 34
Damper Adjustment
This unit has an adjustable damper for use with vertically terminated
units only. The damper is shipped in a fully open position and may
be adjusted per installation. To adjust, loosen the Phillip screw
and rotate handle towards the left to close. We recommend a 1/3
closed on installations above 30 ft. See Figures 35 to 37.
Adjust damper for vertically terminated units only. Do not
adjust for horizontally terminated units.
RECOMMENDED
D
VERTICAL SETTING
WARNING
DAMPER
Figure 35
DAMPER SHIPS
FULLY OPEN
Figure 36
DAMPER
ABOVE 30FT
Figure 37
Page 23