87
INSTALLATION
This section describes how to install 39M units, components, and
component parts. Units specified on a single order are shipped
with most components assembled in the specified airflow direc
-
tion. When an upper component exceeds the 108-in. maximum
height limit, it is shipped out of its operating position. Some com
-
ponent parts also require assembly or adjustment; see the section
on each component type for specific instructions.
Indoor and Outdoor Unit Shipping Split (All
Sizes)
NOTE: The following hardware is included with the unit:
2 per split —
3
/
8
in.-16 nut
2 per split —
3
/
8
in.-16 x 8 in. screw
2 per split —
3
/
8
in. washer
2 per split —
1
/
2
in.-13 nut
2 per split —
1
/
2
in.-13 x 8 in. screw
2 per split —
1
/
2
in. washer
1 per Intelliclamp
1
connector —
5
/
16
in.-18 nut
1 per Intelliclamp connector —
5
/
16
in.-18 x 2
1
/
2
screw
Stacked units also include size AB
1
/
4
—
3
/
4
screws (quantity var
-
ies with unit size) and gasket required for field installation.
NON-STACKED UNITS
1. The 39M split units will arrive at the jobsite in separate pieces
with section to section gasket installed. If the gasket is dam
-
aged, obtain the required length of 0.25 in. x 1.50 in. closed
cell gasketing locally (i.e., McMaster 8694K94 or Grainger
6YLW0).
2. Refer to unit nameplate (Fig. ) for sequence of sections.
3. Set upstream section on roof curb first for outdoor units or on
the pad for indoor units.
4. Remove shipping cover. If section has a Single Point Power
harness split tags (Fig. 25), verify that the downstream sec
-
tion has split tags for the power plug connectors.
Fig. 25 —
Location of Single Point Power Harness
Split Tags
L
BEAM MOUNT
PIER MOUNT*
W
Fig. 24 —
Pier or Beam Mounting
*Minimum number of piers shown for pier-mounted unit. See
table on right for number of equally spaced piers required.
For each additional 8 ft of unit length, add 2 piers.
QUANTITY OF PIERS REQUIRED
UNIT LENGTH
“
L
”
, FT
0-8
9-16
17-24
4
6
8
A39-4384
CAUTION
Failure to assemble the units according to the procedures set
forth below is considered improper installation and abuse and
may not only negatively impact the weathertight performance
of the unit, but may also negatively affect the Carrier warranty.
1. Intelliclamp is a trademark of Industrilas.
SHIPPING
TAGS
