High Altitude Installation - Desa CHDV34(N/P)(A) Owner's Operation And Installation Manual

DIRECT-VENT FIREPLACE (NATURAL/PROPANE)
VENTING
INSTALLATION
Continued
Venting with Two 90 Elbows
Vertical (V ) Horizontal (H)
1
5' min.
6' min.
7' min.
8' min.
Note: Vertical (V ) + Vertical (V
1
max.
Figure 27 - Vertical Rigid Venting
Configuration Using Two 90 Elbows
CHDV34(N/P)(A)
Note: Install
restrictor into
4" collar of
stove as
shown.
6' max.
12' max.
18' max.
20' max.
) = 20'
2
Figure 28 - Vertical Rigid Venting
Configuration With No Horizontal Run
Note: Install
restrictor into
4" collar of
stove as
shown.
CRVF Kit Shown
Vertical Venting
V = 30' max.
14
HIGH ALTITUDE
INSTALLATION
Your Comfort Glow direct-vent fireplace
has been AGA tested and approved for
elevations from 0-2000 feet and CGA certi-
fied for elevations from 0-4500 feet.
When installing this fireplace at an elevation
above 2000 feet (in the USA), you may need
to decrease the input rating by changing the
existing burner orifice to a smaller size. Re-
duce input 4% for each 1000 feet above sea
level. Check with your local gas company for
proper orifice size identification.
When installing this fireplace at an eleva-
tion above 4500 feet (in Canada), check
with local authorities.
Consult your local gas company to help de-
termine the proper orifice for your location.
For assistance with any high altitude instal-
lation contact DESA International's Tech-
nical Services Department at 1-800-DESA-
LOG (1-800-337-2564).
PARTS LISTS FOR VENTING
KITS AND COMPONENTS
Comfort Glow Rigid Venting
Number Description
CBGFVK Basic Ground Floor Rigid
Vent Kit
Includes: 7" x 60 Elbow,
Extended Adjustable Horizon-
tal Termination, Wall Thimble
and 14 Screws
CGFVK Ground Floor Rigid Vent Kit
Includes: 7" x 60 Elbow, 7"
Adjustable Galvanized Coaxial
Pipe (7-12"), Wall Thimble,
Horizontal Termination, RTV
Silicone and 16 Screws
CBVK Basement Rigid Vent Kit
Includes: 7" x 30 Elbow, 7" x 4'
Galvanized Pipe, 7" x 90 El-
bow, 7" Adjustable Galvanized
Pipe (7-12"), Wall Thimble,
Horizontal Termination, RTV
Silicone and 20 Screws
CBVKA Basement Rigid Vent Kit
Includes: 7" x 30 Elbow, 7" x 4'
Galvanized Pipe, 7" x 90 Elbow, 7"
Adjustable Galvanized Pipe (7-12"),
RTV Silicone and 20 Screws
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