3.
INSTALLATION (
CONT
3.8
I
T
NSTALLING THE
ANDEM
3.8.4 C
T
ONNECTING
ANDEM
2. 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.
3. Using 4 no. 8 x 1½" screws, mount the the exterior backplate to the exterior wall. Seal the
outline with caulking.
4. Snap the assembled exterior hood on its backplate and secure with 2 provided screws
(no. 8 x 3/4" long).
3.9
I
2 E
NSTALLING
XTERIOR
Choose an appropriate location to install the exterior hoods:
• There must be a minimum distance of 6' (1.8 m)
between the hoods to avoid cross-contamination
• There must be a minimum distance of 18" (457 mm)
from the ground
!
WARNING
Make sure the intake hood is at least 6 feet (1.8 m)
away (or more, as per applicable building codes or
standards) from any of the following:
• Dryer exhaust, high efficiency furnace vent, central
vacuum vent
• Gas meter exhaust, gas barbecue-grill
• Any exhaust from a combustion source
• Garbage bin and any other source of contamination
Refer to figure at right for connecting insulated ducts to
the exterior hoods. An "Anti-gust intake hood" should be
installed in regions where a lot of snow is expected to fall.
'
)
D
T
K
(
'
)
RANSITION
IT
CONT
D
T
D
E
RANSITION TO THE
UAL
XTERIOR
CAUTION
H
OODS
H
(
'
)
OOD
CONT
D
E
XHAUST HOOD
I
NTAKE HOOD
18"
(457
)
MM
6'
(1.8
)
M
VD0028
15
X
MAS TREE PIN
VD0085
VD0086
VD0087
6" Ø
(152
)
MM
O
PTIONAL DUCT
18"
(457
)
MM
T
APE AND DUCT TIE
S
CREW
LOCATION
6'
(1.8
)
M
18"
(457
)
MM