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Hood Exhaust - Frigidaire CFMV157GSA Installation Instructions Manual

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Installation
Instructions
HOOD EXHAUST
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
6.
OUTSIDE
TOP EXHAUST
(EXAMPLE
ONLY)
The following
chart describes
an example
of one possible
ductwork
installation.
DUCT PIECES
_m
RoofCap
12 Ft,(3,6m)StraightDuct
(6"/15,2cm Round)
EQUIVALENT
NUMBER
LENGTH
x
USED
Rectangular-to-Round
TransitionAdaptor*
24 Ft,(7,3m)
x
(1)
12 Ft,(3,6m)
x
(1)
E
5 Ft, (1,5 m)
x
Equivalent lengths of duct pieces are based on actual tests and
reflect requirements for good venting performance with any vent hood,
(1)
Total Length
=
EQUIVALENT
LENGTH
24 Ft,(7,3m)
12 Ft,(3,6m)
5 Ft, (1,5m)
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,
in order
to allow free movement
of the damper.
OUTSIDE
BACK EXHAUST
(EXAMPLE
ONLY)
The following
chart
describes
an example
of one possible
ductwork
installation.
DUCT PIECES
%
EQUIVALENT
NUMBER
EQUIVALENT
LENGTH*
x
USED
=
LENGTH
Wall Cap
40 Ft, (12,2 m)
x
(1)
40 Ft, (12,2 m)
3 Ft,StraightDuct
31/4" x 10'78,2x 25,4cm
Rectangular)
90° Elbow
3 Ft,(0,9m)
10 Ft, (3 m)
(1)
(2)
3 Ft,(0,9m)
20 Ft, (3 m)
Equivalent lengths of duct pieces are based on actual tests and
reflect requirements for good venting performance with any vent hood,
Total Length
=
63 Ft. (19.2 m)
NOTE:
For
back exhaust,
care
shouM
be taken
to align
exhaust
with space
between
studs,
oi" wall shouM
be prepared
at the time
it is constructed
by leaving
enough
space
between
the wall studs to accommodate
exhaust.
4

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