Fig. 15 Sidewall Vent - Lochinvar COPPER-FIN II CF401 Designer's Manual

The combustion air inlet pipe is a dedicated
system with one air inlet pipe per unit. The air
inlet pipe must be connected to the Direct Vent
(DV) box adapter. The air inlet pipe must be
sealed.
Aire-Lock Horizontal Direct Vent Kits
TM
The vent kit includes a DV box adapter; sidewall
air inlet cap and sidewall vent termination.
Lochinvar must furnish this vent kit in accordance
with CSA International requirements.
(TABLE G)
AIRE-LOCK DIRECT VENT KIT PART NUMBERS
MODEL FLUE AIR
NUMBER SIZE INLET SIZE
CF401 6 " 6 "
CF501 6 " 6 "
CF651 8 " 8 "
CF751 8 " 8 "
CF991 10 " 10 "
CF1261 12 " 12 "
CF1441 12 " 12 "
CF1801 14 " 12 "
CF2071 14 " 12 "
Vertical Direct Vent Termination
You must use the vent termination
recommended by the vent manufacturer for
vertical direct vent terminations.
The installer supplies all vent pipe
material.
The combustion air inlet cap must be
installed at least 1 foot (0.30m) above
ground level and above normal snow levels.
The point of termination for the combustion air
inlet cap must be at least 3 feet (0.91m)
below the point of flue gas termination if it is
located within 10 feet (3.05m) of the flue outlet.
The combustion air inlet cap must not be
installed closer than 10 feet (3.05m) from an
inside corner of an L-shaped structure.
L o c h i n v a r
D E S I G N E R
Both the combustion air inlet cap and the flue
gas vent termination must be installed in the
same pressure zone.
Sidewall Vent
PART
This vent system utilizes the internal blower of
NUMBER
DVK3004
the unit to vent the by-products of combustion
DVK3004
DVK3005
to the outdoors. This vent system requires the
DVK3005
DVK3000
installation of one pipe for flue products. The
DVK3001
DVK3001
vent pipes terminates horizontally at a
DVK3002
DVK3002
sidewall. The vent system has specific vent
material and installation requirements. The
vent piping for flue products uses AL29-4C
vent material and must be sealed "gastight"
at all vent joints. The vent connection is made
directly to the top of the unit. The maximum
distance for the flue pipe is 50 equivalent feet
(15.2m). Subtract 5 feet (1.52m) for each
elbow in the flue pipe. The flue products vent
pipe is a dedicated system with one flue pipe
per unit.
Sidewall Vent Kits
The vent kit includes a sidewall vent
termination assembly to provide pressure
equalization. Lochinvar must furnish this
vent kit in accordance with CSA
International requirements.
' -
S G U I D E C O P P E R F I N I I W A T E R H E A T E R
(FIG. 15) SIDEWALL VENT
6 1 5 - 8 8 9 - 8 9 0 0
1 5