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For the Installer
5.3 I
E
NSTALLING THE
XTERIOR
Refer to illustration aside to connect the insulated duct to the hoods. Place
a "FRESH AIR INTAKE" sticker on corresponding hood. An "Anti-Gust
Intake Hood" should be installed in regions where a lot of snow is expected
to fall.
Make sure that both hoods are at least 18 inches above the
ground and that the intake hood is at least 6 feet (1.8 m)
away from any of the following:
•
Exhaust hood
•
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
5.4 I
D
E
NSTALLING
UAL
XTERIOR
If desired, a dual exterior hood can be used instead of 2 exterior hoods to connect
inulated ducts. The joist opening needed to install the Tandem
minimum. The maximum height of the Tandem
To connect 4" insulated flexible ducts to the 5" oval ends of the Tandem
(Exhaust air to outside and Fresh air from outside), connect an adapter to the Tandem
transition (not included) as follows.
For each duct connection:
1. Slightly squeeze a section of 4" round metal duct, at least 8" long, to insert it into
the oval opening of the Tandem
2. Using silicon, seal the joint between the outside of the metal duct and Tandem
transition, and allow silicon to dry completely.
3. From this point on, follow the instructions included with the Tandem
(part no.14690).
When connecting insulated flexible duct to the Tandem
pull the interior flexible duct over the adapter all the way to the silicon
joint and secure using a tie wrap. Then pull the insulation over the
joint, making sure that no part is left without insulation.
*Patented.
H
OODS
⚠
WARNING
H
U
T
OOD
SING
ANDEM
®
transition is 8¾" .
®
transition and push it all the way in.
CAUTION
E
XHAUST
H
OOD
18"
(457
VD0028
®
* T
K
(
RANSITION
IT
OPTIONAL
®
transition is 9¾"
®
transition
®
®
®
transition kit
transition,
®
9
6" ø
(152
)
MM
I
NTAKE
H
OOD
)
MM
18"
6'
(457
)
MM
(1.8
)
M
O
PTIONAL
T
DUCT LOCATION
APE AND DUCT TIE
C
AULKING
)
VJ0118A
VJ0119
6'
(1.8
)
M
18"
(457
)
MM
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Troubleshooting
