Upflow Applications - Carrier 58MVP080 Installation, Start-Up, And Operating Instructions Manual

BLOWER SHELF
ALTERNATE DRAIN
TUBE LOCATION
CONDENSATE TRAP
DRAIN TUBE LOCATION

UPFLOW APPLICATIONS

5. Install condensate trap into left-hand side casing hole by
inserting tube connection stubs through casing hole and
rotating until tabs snap into locking position.
CONDENSATE TRAP TUBING (ALTERNATE UPFLOW ORI-
ENTATION)
NOTE: See Fig. 6 or tube routing label on main furnace door to
confirm location of these tubes.
1. Collector Box Drain Tube
Connect collector box drain tube (blue label) to condensate
trap.
NOTE: On 17-1/2-in. wide furnaces ONLY, cut tube between
corrugated sections to prevent kinks.
2. Inducer Housing Drain Tube
a. Remove and discard LOWER (molded) inducer housing
drain tube which was previously connected to condensate
trap.
b. Use inducer housing drain extension tube (violet label and
factory supplied in loose parts bag) to connect LOWER
inducer housing drain connection to the condensate trap.
c. Determine appropriate length, cut, and connect tube.
d. Clamp tube to prevent any condensate leakage.
3. Relief Port Tube
a. Connect relief port tube (green label) to condensate trap.
FURNACE
DOOR
CONDENSATE
TRAP (INSIDE)
FIELD
DRAIN
CONN
SIDE VIEW
DOWNFLOW AND ALTERNATE
EXTERNAL UPFLOW APPLICATIONS
SLOT FOR SCREW
HORIZONTAL
APPLICATION
(OPTIONAL)
1 2
1
3 4
3 4
1
WIRE TIE
GUIDES
(WHEN USED)
FRONT VIEW
Fig. 4—Condensate Trap
CONDENSATE
TRAP
FURNACE
SIDE
7 8
4
1 4
1 2
26
1
FRONT VIEW
1
⁄
4
COLLECTOR BOX TO
TRAP RELIEF PORT
1
⁄
2
INDUCER HOUSING
DRAIN CONNECTION
5
⁄
8
COLLECTOR BOX
DRAIN CONNECTION
1 8
7
SCREW HOLE FOR
UPFLOW OR DOWN-
FLOW APPLICATIONS
1 8
1
(OPTIONAL)
1 4
1
2 ⁄
2
SIDE VIEW
b. Use small diameter tube (factory supplied in loose parts
bag) to extend this tube if required.
c. Determine appropriate length, cut, and connect tube.
CONDENSATE TRAP FIELD DRAIN ATTACHMENT
Refer to Condensate Drain section for recommendations and
procedures.
PRESSURE SWITCH TUBING
The LOWER collector box pressure tube (pink label) is factory
connected to the pressure switch and should not require any
modification.
NOTE: See Fig. 5 or 6 or tube routing label on main furnace door
to check for proper connections.
UPPER COLLECTOR BOX AND INDUCER HOUSING (UN-
USED) DRAIN CONNECTIONS
Upper Collector Box Drain Connection
Attached to the UPPER collector box drain connection is a
factory-installed corrugated, plugged tube (blue and white striped
label). This tube is plugged to prevent condensate leakage in this
application. Ensure this tube is plugged.
NOTE: See Fig. 5 or 6 or tube routing label on main furnace door
to check for proper connections.
5
FURNACE
DOOR
4
3 4
5
1 4
26
FIELD
DRAIN
CONN
END VIEW
HORIZONTAL
APPLICATIONS
OD
OD
OD
-IN. PVC OR CPVC
A93026
FURNACE
SIDE
3 4
5
4
3 4
FRONT VIEW
A93026