RT-SVX073A-EN
33
Figure 13. Typical unit rigging—two-piece unit with three lifting lugs per air handler side
Turnbuckle or
Chain Adjustment
for each lug
Air handler with three
lifting lugs per side
Condenser with two
lifting lugs per side
12 ft min
24 ft min
Note: Turnbuckle or chain adjustment required for each lifting point.
Air-Cooled Condensers—Two-Piece Unit
Fit Up
1. Rig the low side unit (Air handler) and the high side unit
(Condenser) separately.
2. First, rig and set the low side unit on the roof curb
(aligned with return end).
3. Take off and discard the protection boxes. (Do not
remove wire shields).
4. Remove the rail connector splice brackets and install
the brackets on the low side unit base rails.
5. Take off the side panels (these are labeled) and the top
cover of the high side unit and set aside to be
assembled later.
6. Rig and set the high side unit on roof curb pedestal,
using the rail splice bracket as an alignment aid to
connect the Low and high side units. The Low and high
side unit rails should be butted together with a
maximum 2" separation.
7. Remove the left upper and lower louvered panels and
the corner panels on each side to aid in tubing and
wiring connections.
Installation
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