24
U
PFLOW
M
ODEL
I
NSTALLED
V
ERTICALLY
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.
Side Cut-Out
12”
3”
Right side shown.
Acceptable
area for
drain hole.
Figure 22
Installer selects right or left side drain
and installs this hose accordingly.
Hose #1
Hose #2
45 degree
barb-pipe
adapter
45 degree
barb-pipe
adapter
Figure 23
D
RAIN
E
XITING
R
IGHT
S
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
RAIN
E
XITING
L
EFT
S
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.
U
PFLOW
M
ODEL
I
NSTALLED
H
ORIZONTALLY
WITH
R
IGHT
S
IDE
D
OWN
Minimum 5 1/2" clearance is required for the drain trap
beneath the furnace.
Hose #11
Hose #2
Figure 24