Fan Installation - Trane SCWM Series Installation, Operation And Maintenance Manual

Installation - Mechanical
Figure 21. Compressor power wire routing to starter
panel
Figure 22. Compressor power terminations
32
4. Verify oil is present in each compressor sight glass.
(Adjust if necessary).
5. Turn field-supplied unit disconnect ON to energize
crankcase heaters on fixed speed compressors. Verify
crankcase heaters are operating.
6. Verify all service valves are open.
7. See MSC General Data for unit refrigerant charge.
8. Liquid charge 10 lbs of R410a initially. This will be
adequate for compressor startup. More charge will be
added after compressors are started. Use an accurate
scale to measure and record preliminary amount of
refrigerant added to each circuit.
9. Record charge amount added.
10. If total charge is not reached see Final Refrigerant
Charge in Startup.
11. Verify wiring is complete.
12. Install 3D-Intelliclamp™ between all cassettes.
Figure 23. 3D-Intelliclamp™

Fan Installation

1. Place fan and fan spacer cassettes above the
condensing unit cassettes.
2. Connect fan control harness and fan power
connections. Control harnesses are color coded for
easy installation.
3. Install 3D-Intelliclamp™ between remaining cassettes.
PKG-SVX027A-EN