Hood Exhaust Duct - Maytag OVER-THE-RANGE MICROWAVE OVEN Installation Instructions Manual

HOOD EXHAUST DUCT

• For roof or wall venting, a hood exhaust duct is required.
• Check that all connections are securely made.
• All duct work must be metal.
Exhaust Connection: The hood exhaust has been designed to connect to a
1
standard 3- x 10" rectangular duct.
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4
If a round duct is required, a rectangular-to-round transition adaptor must be
used. Do not use a duct that is less than 6" in diameter.
Wall Exhaust: If wall exhausting is to be used, care should be taken to align
the exhaust with the space between the studs, or wall should be prepared at
the time it is constructed by leaving enough space between wall studs to
accommodate duct work.
The total length of the vent system including straight vent, elbow,
transitions, wall or roof caps must not exceed the equivalent of 140 feet of
1
3- x 10" rectangular or 6" diameter round vent (see page 9).
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Recommendations:
• Use rigid metal vents.
• Length of vent and number of elbows should be kept to a minimum to
provide efficient performance.
• Size of vent should be uniform.
• Use duct tape to seal all joints in the vent system.
• Do not use elbows exceeding 90 degrees.
• Do not install two elbows together.
• Use caulking to seal the exterior wall or roof opening around the cap.
• Do not use flexible metal vents.
Round Vent Transition
Roof cap
6" min. diameter
round vent
Elbow
1
3 x 10" to 6" vent transition
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4
Fi
8
Wall cap