22
AIR
F
L
O
W
OFF
ON
Drain Connector Black
PVC
3
/
4
″
CPVC (Loose parts bag)
Trap Connection
“Clamp ears”
Pointed OUT
Preassemble &
insert into furnace
Single Pressure Switch Detail
Dual Pressure Switch
Tee Trap White PVC
(loose parts bag)
Drain Tube Corrugated
Black,
5
/
8
″
(16 mm)
WARNING
Move Caps to
top of trap
Drain Tube Black Rubber,
5
/
8
″
ID (16 mm) Cut to fit & Clamps
(loose parts bag)
AIR
FL
O
W
Barbed Coupling
1
/
2
″
(13 mm) OD
(Loose Parts Bag)
Drain Hose
Black Rubber
1
/
2
″
(13 mm) ID Cut to
Fit & Clamps
Either: The PVC
Drain Tee or a field
supplied 2
″
(51 mm) PVC Tee
Rotate downward
5
°
to 10
°
NOTE:
Built--in channel will
be angled 5
°
to 10
°
also.
SIDE VIEW
Plastic Cap
Yellow or black
Vent Drain
& Clamps
INLET
On Some
Models
ONLY
2
″
(51 mm) PVC Coupling
Coupling & Clamps
(Optional)
Relief Tube
Black Rubber
3
/
16
″
(5 mm) ID
Elbow Tube Black Rubber
1
/
2
″
(13 mm) ID & Clamps
(Loose Parts Bag)
ID & Clamps
PVC X
1
/
2
″
(13 mm)
″
(19 mm)
A07768
Fig. 14 -- Downflow Right--Side Vent and Trap
Downflow Right--Side Vent and Trap
(See Fig. 14)
Remove the drain tee if installed.
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.
Move the caps to the top of the trap and mount the trap externally
to the right side of the unit using the two(2) screws provided.
Connect the corrugated drain tube from the transition box to the
trap as shown. If an extension is required, use the black PVC
tube connector and the black
5
/
8
″
(16 mm) ID drain tube in the
loose parts bag. Cut tube to length. Secure all connections with
clamps.
Connect the drain hose from the Vent Drain to the trap. If an
extension is required, use the black
1
/
2
″
(13 mm) OD barbed
coupling, connect a black
1
/
2
″
(13 mm) ID elbow tube and a
suitable section of a
1
/
2
″
(13 mm) ID drain tube to make
connection from the vent drain to the trap. Secure all connections
with clamps.
Install the vent pipe grommet into the casing
Cut an appropriate length of 2
″
(51 mm) PVC pipe long , enough
to exit the cabinet and connect the vent drain to either:
S
A 2
″
(51 mm) PVC coupling fastened onto the drain tee
Install tee trap into bottom section of tee and glue pipe.
Remove knockout from the side of the furnace casing where drain
tube will exit.
Connect the tee trap and the main drain line exiting the casing as
shown in Fig. 19.
NOTE
: 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.
359AA
V
