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11
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(2)Install The Drain(s)
An external or an internal drain must be attached
to the primary drain connector. A secondary drain
is supplied if required by state and local codes.
Refer to the local codes for proper installation of
the drains. If the secondary drain is not used, seal
its drain port with a 3/4"MNPT plug.
External Drain
Attach a 90° PVC elbow to the units female 3/4"NPT
drain connector. Use the other end of the elbow to
run a 3/4 " Sch. 40 PVC pipe through the knockout
holes of both the wall plenum and the architectural
louver to the outside Seal the gap between the
plenum hole and PVC tube. See the installation
instructions in the figure 1.
Side View
Inside wall
Female drain
fitting 3/4"
PVC
(Internal drain)
Internal Drain
Attach PVC to the units female 3/4"NPT drain
connector. See the Installation Instructions in the
figure 2 Local codes may apply.
figure 1
figure 2
Left side of platform
23-1/4 "min.
8" min
for
drain
access
NOTE: Specific cutout size
for drain connections needs
to be determined by the installer
for the given installation situation.
23-1/4 "min.
Back of platform
Cutout for drain
Connection(s)
(see NOTE below)
5-1/4"
5-1/4"
6-1/2"
8-1/2"
Side
View
Inside wall
Female drain
fitting 3/4”
PVC
(External drain)
PVC
90° Elbow
