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26 18-CD19D6-32
Installer’s Guide
CONDENSATE DRAIN INSTRUCTIONS
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▲
CAUTION
!
IT IS RECOMMENDED THAT A DRAIN PAN BE INSTALLED
UNDER THE FURNACE TO PREVENT PROPERTY DAMAGE,
PERSONAL INJURY OR DEATH FROM LEAKING CONDEN-
SATE.
VERTICAL APPLICATIONS
Upflow furnace - The connection tubing for left and
right side drainage is shipped in the blower compart-
ment. Install the connection tubing from the trap to the
side of the unit and trim all excess tubing to avoid
kinks.
HORIZONTAL INSTALLATION
(Upflow/ Horizontal or Downflow/ Horizontal)
NOTE:
In horizontal venting when the factory supplied “off-
set” (2X3 reducing coupling) is used for 3” vent pipe
installation, make sure the marking “Top” is located on
the top side of the pipe. The straight side must be on
bottom for proper condensate drainage. This coupling
is factory supplied only with the following models:
*UC120 & *DC120, *UX120 & *UY120 *UX100 & *UY100,
*UX808C960, and all *DX & *DY models.
LABEL
SAYS
"TOP"
STRAIGHT SIDE MUST BE
ON BOTTOM FOR PROPER
CONDENSATE DRAINAGE.
WHEN THE FACTORY SUPPLIED "OFF-SET" (2X3
REDUCING COUPLING) IS USED FOR 3" VENT PIPE
INSTALLATION, MAKE SURE THE MARKING "TOP" IS
LOCATED ON THE TOP SIDE OF THE PIPE.
2" TO 3" COUPLING
FURNACE
VENT
OUTLET
FACTORY SUPPLIED ONLY WITH
THE FOLLOWING MODELS:
UC120 & DC120
UX120 & UY120
UX100 & UY100
UX080C960
ALL DX & DY MODLES
UPFLOW (VERTICAL)
Right side
Downflow furnace - The furnace is shipped with the
left side drainage setup. To change the right side drain,
remove the drain lines from the trap, rotate the trap
180° so it exits to the right, reconnect the lines, and run
a 1/2" CPVC pipe from the trap out through the right
side knock-out. Use RTV silicone sealant to connect the
CPVC pipe to the trap for ease of removing to clean the
trap.
UPFLOW HORIZONTAL 17" UNITS
(Left side only)
Use Inducer Drain
hose without
extension
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