25
c
ounterflow
M
oDel
I
nstalleD
H
orIZontallY
wItH
l
eft
s
IDe
D
own
* Also see Front Cover Pressure Switch Tube Location on
page 9.
Minimum 5
½
” clearance is required for the drain trap
beneath the furnace.
Hose #4
Hose #5
Hose #4
Hose #2
f
Igure
31
1. Remove the factory installed drain trap and hose
assemblies. Leave the 100° elbow inserted and
clamped in the vent-drain elbow.
2. Remove two 1”plugs from left side of cabinet
3.
Drain the Collector Box. Remove the cap from the
left side of the collector box drain port (bottom in
horizontal left position) and install it on right side drain
port.
4.
Place radius end of hose #4 (factory installed) on
the collector box drain port and secure with a silver
clamp.
5.
Insert hose #2 from outside the cabinet in the front
drain hole.
6.
Connect hose #4 & hose #2 together using a straight
barbed coupling and two gold clamps (factory
installed).
7.
(Draining the Vent Elbow) Remove rubber plug from
vent – drain elbow side port.
8.
The un-used vent-drain elbow drip leg port must
be plugged to prevent flue gases from escaping.
Insert rubber plug removed in step 7 into the 100°
elbow. (Inserting a blunt tool such as a 3/16” Allen
wrench into the center of the rubber plug will stretch
the plug and allow complete insertion).
9.
Place radius end of hose #4 on the side port of vent –
drain elbow and secure with a gold clamp.
10. Insert a ½” diameter PVC pipe (factory installed) into
hose #4 and secure with a gold clamp.
11.
Insert the non-grommet end of hose #5 (factory
installed) from outside the cabinet in the back drain
hole.
c
ounterflow
M
oDel
I
nstalleD
H
orIZontallY
wItH
r
IgHt
s
IDe
D
own
Minimum 5
½
” clearance is required for the drain trap
beneath the furnace.
note: f
or
HorIZontal
InstallatIons
,
soMe
of
tHe
requIreD
Hoses
are
founD
In
tHe
factorY
-
InstalleD
Hose
asseMBlIes
. r
eMoVe
tHe
Hose
claMPs
to
oBtaIn
tHe
resPectIVe
Hoses
neeDeD
for
InstallatIon
,
anD
Install
Per
tHe
followIng
DIrectIons
.
f
Igure
30
1. Remove the drain trap and factory installed drain tube
assemblies.
2. Remove two 1” plugs from right side of cabinet
3.
(Draining the Collector Box) From outside the cabinet,
insert the non-grommet end hose #7 into the back
drain hole and secure to collector box drain port using
a silver clamp.
4.
(Draining the Vent Elbow) Insert the straight barbed
coupling into the vent – drain elbow drip leg and
secure with a red clamp.
5. From outside the cabinet, insert the non-grommet
end of hose #8 into the front cabinet drain hole and
secure on the vent - drain elbow barb fitting using a
red clamp.
6.
Using the two sheet metal screws provided in the
cabinet, secure the trap to the furnace.
7.
Refer to Field Supplied Drain section for instructions
on field supplied / installed drain on outlet of furnace
trap.
