8
920-087-02 (9-03)
3. Drill two 3/16" holes through each side of the sleeve
approximately 4" from top and 4" from bottom of sleeve. Screw
four #10 x 1" screws (included) or appropriate fasteners for your
installation, through the holes in the sides of the wall sleeve.
4. Apply sealant around the wall sleeve where it projects through
the inside and outside wall surfaces. Apply the sealant to the
screw heads or the tops of the fasteners used in Step #3.
NOTE: When sealing the sleeve on the outside of the building,
be careful NOT to let the sealant block the two condensate
drain holes or the four overow slots at the bottom ange of
the sleeve.
Lintel Installation
Figure 7
NOTE: Construct wall opening to comply with all applicable
building codes.
Main studs
Jack studs
Main studs
Jack studs
Lintel
Mounting screw hole
s
No holes in bottom of wall
sleeve unless drain kit is used
5. If the chassis and exterior grille are to be installed later, leave the
weatherboard and center support in place, otherwise remove
and dispose of them.
6. Provide a support lintel if the wall sleeve is installed in a concrete
or masonry wall. (See Figure 7.)
13 "
(35 cm)
A
B
"
(6.4 cm)
min.
Wall
Dimensions
Figure 6
Dimension*
A
Allow
for wall
nishing
B
Allow for oor nishing
(Minimum) Min. Max
No Accessories "
(6.4 mm)*
"
(6.4 mm) ---
With Subbase 1"
(4.5 cm)
3"
(8.9cm)
5"
(12.7cm)
With Lateral Duct "
(1.9 cm)
"
(6.4 mm) ---
* If more than one accessory is to be used, use the maximum
dimension. If the wall thickness is more than 13" (35cm) -
(A + " [6.4 mm]), a sleeve extension must be used.
