GE RN328 Owner's Manual And Installation Instructions page 7
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Also See for RN328:
- Owner's manual and installation instructions (21 pages) ,
- Owners and installation manual (16 pages) ,
- Owner's manual (16 pages)
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Installation
Instructions
WORKSHEET--CALCULATE
TOTAL EQUIVALENT
DUCTWORK
LENGTH
DUCT
PIECES
O
J
3W'x 10"
Rect.,
straight
7" Round,
straight
6" Round,
straight
3W'x 10"
Rect.90 °
elbow
3W'x 10"
Rect.45 °
elbow
3W'x 10"
Rect.90 °
flat elbow
3W'x 10"
Rect.
wall cap
with
damper
3W'x 10"
Rect. t o
6" round
transition
3W'x 10"
Rect.to
6" round
transition
90 ° elbow
6" Round,
90 ° elbow
6" Round,
45 ° elbow
EQUIVALENT
NUMBER
LENGTH
x USED
1Ft.
x (
)
1Ft.
x (
)
1Ft.
x (
)
14Ft.
x (
)
8Ft.
x (
)
33 Ft.
x (
)
24 Ft.
x (
)
18ft. w/o
damper)
x (
)
2Ft.
x (
)
4Ft.
x (
)
25Ft.
x (
)
16Ft.
x (
)
Subtotal c olumn1
= TOTAL
Ft.
Ft.
Ft.
Ft.
Ft.
Ft.
Ft.
MAXIMUM
DUCT
LENGTH:
For
satisfhctor_
air
i_lo_,eillent,
the
total
dtlct
length
ot a 3¼ '_ x 10 '_
rectangular,
7" diameter
round
duct
should
not
exceed
65 equivalent
feet.
Ft
Ft
Ft
Ft
Ft
Ft
DUCT
PIECES
6"Round
wall cap
with
damper
6" Round
roofcap
6" Round
to
3W'x 10"
rect.
transition
6" Round
to
3W'x 10"
rect.
transition
90 ° elbow
EQUIVALENT
NUMBER
LENGTH
x USED
=
53 Ft.
(39ft. w/o
damper)
x(
)
x(
)
72 Ft.
x(
)
=
3 Ft.
x(
)
=
9 Ft.
x(
)
=
TOTAL
Ft.
Ft.
Ft.
Ft.
Ft.
(_
7"Round, 14Ft.
x (
)
=
Ft.
go ° elbow
7"Round, 9 Ft.
x (
)
=
Ft.
45 ° elbow
C_
7" Round 28 Ft.
x (
)
=
Ft.
wall cap
(21ft. w/o
with
damper)
x (
)
=
Ft.
damper
7" Round 39 Ft.
x (
)
=
Ft.
roofcap
7" Round
1 Ft.
x (
)
=
Ft.
_b
to
3W'x 10"
rect.
transition
5Ft.
x(
)
=
Ft.
Subtotal c olumn2
Subtotal c olumn1
Totalductwork
=
7" Round
to
3W'x 10"
rect.
transition,
go ° elbow
Ft.
Ft.
Ft.
7
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