Horizontal Right through Top
TrapConnection
Preassemble&
insert intofurnace
Single Pressure Switch Detail
3/16" (4,8mm)ID Rub-
berTube
Coupling&Clamps
(Optional)\
\\\
DrainTubeBlack \,
Rubber1/2" (12,7mm)
ID&Clamps
Plastic Cap
Yelloworblack
/
/
VentDrain
& Clamps
Alternate Orientation
&
J
Field
uppliedTee
DrainTubeCorrugated5/8"(15,9mm)ID &
ClampsCutatstraightsection /
I
Leaveroomforclamp
TeeTrapWhitePVC
(loosepartsbag)
INLET_'}
\ j
\,
On'SomeModels
ONLY
arbedCoupling 112"(12,7mm)
D (LoosePartsBag)
DrainTubeBlackRubber
1/2"(12,7mm)ID &Clamps
RemoveKObefore
nountingTrap
25-24-70b
Representative drawing only_ some models may vary in appearance,
Horizontal Right through Top (SeeFigure18)
Disconnect the hoses from the trap assembly, and remove trap
and trap mounting bracket from the blower compartment. Using
cover plate and gasket provided in the loose parts bag, cover the
hole from the burner compartment to the blower compartment and
secure with screws.
Remove knockout from the side of the furnace casing where drain
tube will exit.
Mount the trap externally to the bottom side of the unit using the
two screws provided in the location shown.
Cut the corrugated tube as shown in the illustration above.
Connect the corrugated hose from the transition to the trap.
Secure connections with clamps.
Connect the black 1/2" (12.7mm) ID drain tube from the Vent Drain
to the trap. If an extension is required, use the black 1/2" (12.7mm)
OD barbed coupling and the black 1/2" (12.7mm) ID drain tube in
the loose parts bag. Cut tube to length. Secure connections with
clamps.
Connect the 3/16" (4.8mm) ID relief tube to the middle port on the
trap. If an extension is required, use the clear 3/16" (4.8mm) OD
flexible tubing connector and the black 3/16" (4.8mm) ID relief tube
in the loose parts bag. Cut tube to length.
Cut an appropriate length of 2" (50.8mm) PVC pipe, fittings and
extension pipe long enough to exit the cabinet and connect the
vent drain to a standard field supplied 2" (50.8mm) PVC tee
Install tee trap into bottom section of tee.
Connect the tee trap and the main drain line exiting the casing as
shown in Figure 20.
Note: It is recommended that all PVC piping and fitting
connections be fit up and inspected before final cementing. Both
the external trap and the external tee trap must be primed
before operation, Verify all condensate drain connections are
securely clamped. A coupling and clamps (in loose part bag) may
be installed as shown for future servicing of the vent system.
26
Specifications are subject to change without notice
44001 102404
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