12
3.7
I
NSTALLING
D
UAL
E
XTERIOR
H
OOD
(
CONT
’
D
)
3.7.3 C
ONNECTING
T
ANDEM
T
RANSITION
TO
D
UAL
E
XTERIOR
H
OOD
VD0084
E
XHAUST
AIR
TO
OUTSIDE
DUCT
ON
TOP
Using a jig saw, cut a 6” diameter hole in the exterior wall and slide the single
end of the Tandem transition in it.
The Tandem transition must be inserted in such a way that the
exhaust air to outside duct will be located on top.
CAUTION
VD0085
X
MAS
TREE
PIN
Join the end of the Tandem transition to the rear of the exterior backplate.
Secure with 2 Xmas tree pins and seal properly with duct tape.
The exterior backplate must be installed with the word “TOP’’
pointing upward.
CAUTION
VD0086
Lean the exterior backplate to the exterior wall. Using 4 no. 8 x 1½” screws, fix
it to the wall. Seal the outline with caulking.
Snap the assembled exterior hood on its backplate and secure with 2 provided
screws (no. 8 x 3/4”).
VD0087
S
CREW
3. I
NSTALLATION
(
CONT
’
D
)