External Exhaust Ducting - Frigidaire FFMV162LSA Installation Instructions Manual

Installation Instructions
EXTERNAL EXHAUST DUCTING
NOTE: Read these next two pages only if you plan to vent your exhaust to the
outside. If you plan to recirculate the air back into the room, proceed to page 20.
OUTSIDE TOP EXHAUST (EXAMPLE ONLY)
The following chart describes an example of one possible
ductwork installation.
DUCT PIECES
Roof Cap
EQUIVALENT NUMBER EQUIVALENT
LENGTH x USED = LENGTH
24 Ft, (7,3m) x (1) 24 Ft, (7,3m)
12 Ft, (3,6m)StraightDuct 12 Ft,(3,6m) x (1) = 12 Ft,(3,6m)
(6'715,2cm Round)
Rectangular-to-Round 5 Ft, (1,5m) x (1) = 5 Ft, (1,5m)
TransitionAdaptor*
Equivalent l engthsof duct piecesare basedon actual tests and
reflect requirements for goodventingperformance with anyvent hood,
Total Length = 41 Ft. (12.5 m)
*
IMPORTANT: If
a rectangular-to-round transition adaptor is used, the bottom corners
of
the damper
will have to be cut to fit, using the tin snips, ira order to allow fi'ee movement of the damper:
OUTSIDE BACK EXHAUST (EXAMPLE ONLY)
The following chart describes an example of one possible
ductwork installation.
EQUIVALENT NUMBER EQUIVALENT
LENGTH* USED = LENGTH DUCT PIECES x
":_::[_ Cap (12,2m) x
Wall 40 Ft,
3 Ft, StraightDuct 3 Ft, (0,9m) x
(31/g' x 10'78,2x 25,4cm
Rectangular)
(_ 90° Elbow 10 Ft,(3 m) x
(1)
40 Ft,(12,2m)
(1) = 3 Ft, (0,9m)
(2) = 20 Ft,(3 m)
Equivalent l engthsof duct piecesarebasedon actualtests and
reflect requirements for goodventingperformance with anyvent hood,
Total Length = 63 Ft. (19.2 m)
NOTE: For- back exhaust, care should be taken to align exhaust with space between studs, or"wall should be prepared
at the time it is constructed by leaving enough space between the wall studs to accommodate exhaust.
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