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MANUAL
SHUTOFF
GAS VALVE
NOTE: LOCAL CODES MAY REQUIRE A DRAIN PAN UNDER THE
Fig. 11 - - Attic Location and Working Platform for Direct Vent (2-Pipe) Applications
CAUTION
!
PROPERTY DAMAGE
Failure to follow this caution may result in property damage.
Local codes may require a drain pan under entire furnace and
condensate trap when a condensing furnace is used in an attic
application or over a finished ceiling.
NOTE: The auxiliary junction box (J-Box) MUST be relocated
to opposite side of furnace casing. (See Fig. 13.) See Electrical
Connection section for J-Box relocation.
CONDENSATE TRAP LOCATION
The condensate trap must be removed from the factory-installed
blower shelf location and relocated in selected application
location as shown in Fig. 2 or 13.
To relocate condensate trap from the blower shelf to desired
location, perform the following:
1. Remove 3 tubes connected to condensate trap.
2. Remove trap from blower shelf by gently pushing tabs
inward and rotating trap.
3. Install casing hole filler cap (factory-supplied in loose
parts bag) into blower shelf hole where trap was removed.
COMBUSTION - AIR
INTAKE
"
3
(146 mm)
5
/
4
SEDIMENT
TRAP
CONDENSATE
TRAP
FURNACE AND CONDENSATE TRAP WHEN A CONDENSING
FURNACE IS INSTALLED ABOVE FINISHED CEILINGS.
VENT
"
30
(762 mm)MIN
WORK AREA
ACCESS OPENING
FOR TRAP
DRAIN
WARNING
!
CARBON MONOXIDE POISONING HAZARD
Failure to follow this warning could result in personal injury
or death.
Casing hole filler cap must be installed in blower shelf hole
when condensate trap is relocated to prevent combustion
products
being
drawn
equipment room.
4. Install condensate trap into right-hand side casing hole by
inserting tube connection stubs through casing hole and
rotating until tabs snap into locking position.
5. Fill unused condensate trap casing holes with plastic filler
caps (factory-supplied in loose parts bag).
CONDENSATE TRAP TUBING
NOTE: See Fig. 13 or tube routing label on main furnace door to
check for proper connections.
1. Collector Box Drain Tube:
a. Remove factory-installed plug from LOWER collector
box drain tube (blue and white striped label).
b. Install removed clamp and plug into UPPER collector
box drain tube (blue label) which was previously
connected to condensate trap.
c. Connect LOWER collector box drain tube (blue and
white striped label) to condensate trap. Tube does not
need to be cut.
d. Clamp tube to prevent any condensate leakage.
14
A 12-IN. (305 mm) MIN HORIZONTAL PIPE
SECTION IS RECOMMENDED WITH
SHORT (5 TO 8 FT / 1.5 TO 2.4 M) VENT
SYSTEMS TO REDUCE EXCESSIVE
CONDENSATE DROPLETS FROM
EXITING THE VENT PIPE.
in
from
appliances
A93031
in
the
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