Typical Installations - Broan ULTRA SILENT QT90E Manual De Instrucciones

TYPICAL INSTALLATIONS

Housing mounted to I-joists.
Use I-joist spacer block (provided).
Housing mounted to joists.
Housing mounted to truss.
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PLAN THE INSTALLATION
COOKING AREA
Do not install above or
inside this area.
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45
NOT FOR USE IN
A COOKING AREA.
Equipment
INSULATION*
(Place around and
over Fan Housing.)
FAN
HOUSING
POWER
CABLE*
Seal gaps
around
Housing.
4-IN. ROUND
DUCT*
Seal duct
joints with
4-IN.
*Purchase
tape.
ROUND
separately.
ELBOWS*
The unit will operate most quietly and efficiently when located
where the shortest possible duct run and minimum number of
elbows will be needed.
Use a roof cap or wall cap that has a built-in damper to reduce
backdrafts.
Plan to supply the unit with proper line voltage and appropriate
power cable.
MODEL QT90E
Page 2
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45
Cooking
Floor
ROOF CAP*
(with built-in
damper)
Keep duct
runs short.
OR
WALL CAP*
(with built-in
damper)