Table of Contents
Advertisement
installation-power vent
Vent Chart for Power Vent Only
Horizontal Terminations - End of Line Horizontal Vent Chart Rigid/Flex
For the complete Power Vent installation, refer the Power Vent System installation instruction in Power vent system Kit
End Line Power Vent Kit # 946-535
RIGID PIPE: MUST USE RIGID PIPE ADAPTOR 770-994 AND 946-606 PIPE REDUCER TO 4" X 6 5/8" (102 mm x 168 mm).
FLEX VENT: MUST USE REDUCER 946-758 TO 4" X 6 5/8" (102 mm x 168 mm).
•
• Rigid pipe is approved for up to 72 feet (22 m).
Rigid pipe is approved for up to 72 feet (22 m).
• • Flex pipe is approved
Flex pipe is approved for up to 40 feet (12.2 m) using two 20 foot (6.1 m) flex kits (part # 946-756).
for up to 40 feet (12.2 m) using two 20 foot (6.1 m) flex kits (part # 946-756).
• • This model co
This model comes with a 5" (127 mm) inner and an 8" (203 mm) outer collar which must be reduced to 4" x 6-5/8" (102 mm x 168 mm) in all ap-
mes with a 5" (127 mm) inner and an 8" (203 mm) outer collar which must be reduced to 4" x 6-5/8" (102 mm x 168 mm) in all ap-
plications.
plications.
• • Must be terminated horizontally. Vertical ter
Must be terminated horizontally. Vertical terminations are not permitted.
The gas power vent system is designed to allow the installation of a gas appliance when typical vent configurations (shown in this manual) are not
possible.
72' (21.95 m) overall length max.
Shown with 3 - 90
• Maximum total vent length (based on overall length of combined chimney components) = 72' (21.95 m)
•
Maximum total vent length (based on overall length of combined chimney components) = 72' (21.95 m)
• • Maximum total negative vent length = 7' (2.1 m).
Maximum total negative vent length = 7' (2.1 m).
• • Do not run positive venting after a negative run.
Do not run positive venting after a negative run.
• • Maximum of six - 90° elbows permitted.
Maximum of six - 90° elbows permitted.
• • One 90° elbow = two 45° elbows.
One 90° elbow = two 45° elbows.
• • Minimum 4' (1.2 m) from the unit prior to terminating.
Minimum 4' (1.2 m) from the unit prior to terminating.
Vent Restrictor Position
No vent restrictor required.
86
| City Series CB50E
minations are not permitted.
72' (21.95 m) overall length max.
Shown with 5 - 90
elbows
0
Restrictor - Fully Open
elbows
0
72' (21.95 m) run (no rise)
Shown with 2 elbows (negative run 72' - 21.95 m)
Set 0
Fully open
Factory Set
3 1 8 "
This negative run is for the end of
line power vent cap only. Do not
run with the inline power vent.
Advertisement
Table of Contents
