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17. Connect the vent cap by sliding its end over the 3” diameter
extension pipe and O-ring.
NOTE: To facilitate ease of assembly of the vent cap to the
3” pipe, a soap solution can be applied to the O-ring
gasket.
FIGURE 50
18. The vent cap has 4 holes around the outer edge. Remove
the 4 screws used to temporarily attach the collar to the
exterior wall. Then secure the vent cap assembly with the
vent collar assembly to the exterior wall using the same 4
screws.
NOTE: Screws are supplied; however, substitution may be
necessary depending on the exterior wall material.
CAUTION
To prevent unlocking the previously installed 3” diameter
extension, the vent cap assembly must be rotated in a
clockwise motion when the vent cap is installed.
19. Go back indoors to attach inside collar to the inside wall.
Place the collar against the wall. Secure to wall by using 4
long sheet metal screws.
NOTE: Screws are supplied; however, substitution may be
necessary depending on the interior wall material.
FIGURE 51
20. Using the tube of sealant supplied, run an ample amount
of sealant around the edge of the vent pipe where it is
inserted through the inside collar to seal air drafts from
wall.
FIGURE 52
OPTIONAL HORIZONTAL VENT KIT #900124-7
INSTALLATION #3
* Each part is stamped with a part number.
FIGURE 53
The opening through the wall should be cut at this time. If it
hasn’t been, refer back to that section.
1. Lock the elbow to the straight 3” flue pipe. Set the
assembly in place on the end of the water heater’s flue
collar.
FIGURE 54
2. Mark the flue collar at the slots in the elbow. Using a #22
drill bit, drill holes into the flue collar at the two slots and
secure the elbow to the flue collar using the screws
provided.
NOTE: Make sure elbow is properly aligned to opening in
the outside wall.
FIGURE 55
3. Using the tube of sealant supplied, run an ample amount
around the oval flare of the jacket.
FIGURE 56
4. First remove the 3” horizontal extension from the elbow.
Starting with the long end (with four securing holes), place
the 6” diameter vent elbow over the 3” diameter elbow.
Bend the round end “oval” to fit the flared oval end of the
jacket top.