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#2
#1
#4
#7
#9
NOTE: Drain components shown
for information purposes only.
U
M
I
PFLOW
ODEL
NSTALLED
The trap and factory installed hoses remain as shipped. The
furnace drain may exit either the right or left side of the
furnace cabinet. Both sides of the cabinet have two .875"
diameter holes which can be used interchangeably for drain
and low voltage wiring purposes. If a higher drain exit is
needed, a .875" diameter hole may be added in the area
shown in Figure 22. Any unused cabinet opening must be
sealed. Do not allow drain hose to sag or trap water.
Acceptable
area for
drain hole.
12"
3"
24
#5
#8
#10
Coupling
100 Degree
Elbow
#11
Figure 21
V
ERTICALLY
Side Cut-Out
Right side shown.
Figure 22
45 degree
barb-pipe
adapter
Installer selects right or left side drain
and installs this hose accordingly.
D
E
R
S
RAIN
XITING
IGHT
IDE
1. Locate and Install the 45º pipe / hose drain coupling
from the outside of the cabinet (barbed end goes in
the cabinet) through hole in the right side of the cabinet
and secure with two field supplied #8 self-tapping
screws (see Figure 23).
2. Locate the long drain hose #3 and cut at line "A" .
3. Install large end of hose #3 to trap outlet and secure
with 1.25" clamp.
4. Install smaller end of hose #3 on 45º elbow and secure
with 1" clamp.
5. Refer to Field Supplied Drain section for instructions
on field supplied / installed drain on outlet of furnace
trap.
D
E
L
S
RAIN
XITING
EFT
IDE
1. Install the 45 degree pipe / hose drain coupling from
the outside of the cabinet (barbed end goes in the
cabinet) through the hole in the left side of the cabinet
and secure with two field supplied #8 self-tapping
screws. (see Figure 23).
2. Locate the long drain hose #3 and cut at "B" line for a
17.5" cabinet; cut at line "C" for a 21" cabinet; do not
cut for a "D" width cabinet.
3. Install large end of hose #3 to trap outlet and secure
with 1.25" clamp.
4. Install smaller end of hose #3 on 45° elbow and
secure with 1" clamp.
5. Refer to Field Supplied Drain section for instructions
on field supplied / installed drain on outlet of
furnace trap.
Hose #1
Hose #2
Figure 23
45 degree
barb-pipe
adapter
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