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,I'1 I',
J ,"11
centerline,
W Determine
and clearly
mark a
vertical
centerline
on the woli and cabinet
in the area the vent opening
will be mode.
cabinet
Mark 5-l/8"
and 5-7/a" in from bock wall
along
the centerline
on underside
of
cabinet.
Use these points as centers
to
draw 7-l /8" circles on underside
of cabinet.
Use a sober saw to cut the openings
for the
ductwork.
Repeat
for the underside
of the
top of the cabinet.
This will create
slotted
openings.
fromWwaii
(not cabinet
frame)
I
t
centerline
7.
To wire through fop,
mark o line
7-l /2" from the right of the centerline
on
the underside
of the cabinet.
Mark the
point on this line that is l-3/8" from bock
wall. Drill a l-l /4" diameter
hole through
the
cabinet
at this point.
To make a 4" x I 0. -l/2" rectangle
on the
underside
of cabinet
top and bottom:
a.
Mark lines 1" and 5" from the bock wall
on the centerline
of the underside
of
cabinet.
5-l/h"
5-114"
l
from wail, not
cabinet
frame
l
from wail, not
cabinet
frame
I
centerline
To wire through rear,
mark a line 7-l /2" from
the right of the centerline
on the wall. Mark
the point on this line that is 64-5/a" from the
floor (or l-3/8" from underside
of cabinet).
Drill a l-l /4" diameter
hole through
wall at
this point.
\
\
To transition from a 3- l/4" x 10" rectangular
duct to a 7" round duct and vent through
the roof -
Start by making
a 4" x 1 O-l /2" rectangle
on
the underside
of cabinet
bottom:
a.
Mark lines 1" and 5" from the bock wall
on the centerline
of the underside
of
cabinet.
Now, make a 7-l /8" x 7-5/a" slot on the
underside
of the cabinet
top:
b.
Mark lines 5-l /4" to the right and left of
the centerline
on the underside
of
cabinet.
c. Use sober and keyhole
sows to cut a
rectangular
opening
for duct.
b.
Mark lines 5-l /4" to the right and left of
the centerline
on the underside
of
cabinet.
c. Use sober and keyhole
sows to cut a
rectangular
opening
for duct.
d.
Repeat
steps
a-c
for the underside
of
the top of the cabinet.
If venting through the wall with 3- l/4" x 10"
rectangular
duct -
To make a 4" x 10-l /2" rectangle
in the wall:
a.
Measure
from floor 65-7/a" and 62-3/8"
(or l/8" and 3-5/8" down from underside
of cabinet)
and mark on the centerline
on the bock wall.
b.
Mark lines 5-l /4" to the right and left of
the centerline
on the underside
of
cabinet.
c. Use sober and keyhole
sows to cut Q
rectangular
opening
for duct.
i,
1
k
cabinet
cutouts
,
d.
Mark lines 4-l /2" and 5" from the bock
wall on the centerline
on the underside
of the top of cabinet.
e. Draw two 7-l /8" circles using the marks
mode
in step
d
as center
points.
f.
Use sober and keyhole
sows to cut a
slotted
(oval) opening
to make installing
7" round duct easier.
Panel C
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