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S
XT I
, O
ERIES
NSTALLATION
PERATION AND
10.2 Filter Section Installation - Horizontal Air
Handlers
10.2.1 Filter Section Installation
For installation directly onto the inlet of the air
handler, foam tape (provided by others) must be
applied to the filter section sides and bottom. Attach
the sides of the filter section to the factory installed
riv-nuts on the inlet of the air handler with the
supplied hardware. Additional TEK screws may be
used along the top and flange of the filter section to
seal the bottom seam. Caulk (provided by others) all
seams between the filter section and air handler.
FIGURE 11: Filter Section Installation on Horizon-
tal Air Handler
10.3 Filter Section Installation - Upright Air
Handlers
10.3.1 Filter Section Installation
To install a filter section on an upright air handler that
is mounted on legs, the filter section must be
installed in the leg assembly prior to placing the air
handler (See Page 16, Section 9 for proper leg
mounting). Place the filter section so that the outward
flange is on the top side. Set the filter section into the
leg assembly. Place ½" foam tape (supplied by
others) along the perimeter of the top of the flange.
Place the air handler on the leg assembly per the
mounting instructions.
22
S
M
ERVICE
ANUAL
10.3.2 Filter Installation
Install the proper filters as required for the air
handler's configuration. See Page 22, Table 6.
Table 6: Filter Quantities
Permanent Aluminum Mesh Pleated / Polyester*
Model
(in)
XT-112
(cm)
(in)
XT-115
(cm)
24 x 20 + 20 x 20 [5 each]
(in)
XT-118
(cm)
(60.9 x 50.8 + 50.8 x 50.8)
(in)
XT-125
(cm)
(in)
XT-130
(cm)
Size
Quantity
25 x 25 x 2
(63.5 x 63.25 x 5.1)
20 x 20 x 2
(50.8 x 50.8 x 5.1)
10
25 x 25 x 2
12
(63.5 x 63.25 x 5.1)
24 x 20
24
(60.9 x 50.8)
2
6
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