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O7
"33
C
=
o
m=
c
m,
m,
3
(n
(n
Downflow
*RL Furnace
3/4"_
3/4"
I_...,
Combustion
Air Inlet
24 1/2"
Exhaust
Vent
22 1/2"
43"
1 "
24 7/8"
o
_
o
7/8"
Dia.
Electric
Connection
1 1/2" x 3 1/2" Dia.
Opening for
Gas Connection
21 1/2"
Condensate
Drain Outlet
F-7
i
D
Bottom
Supply
Air Opening
:l:see Table 3
Combustion
Vent
(3" for 80/100
2" for 40/60)
21 1/2"
1
24 718"
o
o
o
o
7/8"
Dia. Electric
Connection
21 718"
/_1
1/2" x 2 1/2"
I
_/
Knockout
For
_"
Gas Connection
10 114"
r
Drain Outlet
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