Installing Condensate Drain - Lennox T?CLASS TAA SERIES Installation Instructions Manual

Installing Condensate Drain

This sections provides information concerning drain pan
orientation and condensate drain installation
DRAIN PAN ORIENTATION
This unit has the drain pan shipped in the upflow position. If
the unit is installed for horizontal airflow, the drain pan must
be repositioned as illustrated in figure 2.
Before connecting drain line, check drain hole to verify that
drain opening is fully open and free of any debris. Also
UPFLOW POSITION ILLUSTRATED
HORIZONTAL POSITION CONDENSATE DRAIN PAN
INSTALLATION
1. Remove four screws securing drain plates
A and B then remove plates.
2. Remove four screws securing blank plates
D and E then remove plates.
3. Move drain plate B to position E and secure
with four screws.
4. Pull drain pan C and slide into position D.
5. Move drain plate A to position D and secure
with four screws.
6. Move blank plates D and E to positions A
and B and secure with four screws.
FOUR
SCREWS
REVERSIBLE CONDENSATE DRAIN PAN (UPFLOW POSITION)
1. Remove the four screws securing drain plate A.
2. Pull drain pan C and reverse 180º as illustrated by F and slide
back into position A of unit.
3. Secure drain pan C by reinstalling drain plate A and securing
with the four screws.
506149−01 04/11
D
BLANK
PLATE
DO NOT NEED TO REMOVE
BOTTOM CENTER SCREW.
FRONT OF UNIT
Figure 2. Condensate Drain Configurations
check to make sure that no debris has fallen into the drain
pan during installation that may plug up the drain opening.
CONDENSATE DRAIN INSTALLATION
Connect main condensate drain (one inch N.P.T.) and
route downward to an open drain or sump. The drain pan is
made with a glass reinforced engineered plastic capable of
withstanding typical joint torque but can be damaged with
excessive force. Tighten pipe nipple hand tight and turn an
additional quarter turn. Do not connect drain to a closed
waste system. See figure 3 for typical condensate trap
configuration.
Page 8
REAR OF UNIT
E
C
DRAIN PAN
A
DRAIN PLATE
ROTATE 180º
DRAIN
PLATE
DRAIN
B
PLATE
F