Connect Control Inputs
Connect the control input wiring from the chilled and condenser water flow switches to the
starter terminal strip. Wiring may also be specified for a spare safety switch, and a remote
start/stop contact can be wired to the starter terminal strip. Additional spare sensors and
Carrier Comfort Network modules may be specified as well. These are wired to the machine
control center as indicated in
Figure 22
and
Figure 23
.
Connect Control Outputs
Connect auxiliary equipment, chilled and condenser water pumps, and spare alarms as
required and indicated on job wiring drawings.
Connect Free-Standing, Field Installed Starter
Assemble and install compressor terminal box in desired orientation, and cut necessary
conduit openings in conduit support plates. See
Figure 15
,
Figure 16
,
Figure 17
, and
Figure 24
.
Attach power leads to compressor terminals in accordance with job wiring drawings, observing
caution label in terminal box. Use only copper conductors. The motor must be grounded in
accordance with NEC (National Electrical Code), applicable local codes, and job wiring
diagrams. Installer is responsible for any damage caused by improper wiring between starter
and compressor motor.
Summary of Contents for HFC-134a
Page 40: ...Figure 1 Model Number Identification ...
Page 41: ...Figure 2 Typical 19FA Installation 1400 2200 Tons 4922 7735 kW ...
Page 42: ...Figure 3 Machine Rigging Guide 3 Indicates center of gravity ...
Page 44: ...Figure 5 Machine Footprint ...
Page 45: ...Figure 6 Machine Contact Surfaces with Anchor Bolts ...
Page 51: ...Figure 12 Water Piping Oil Cooler to Chilled Water Circuit Typical ...
Page 52: ...Figure 13 Pumpout Unit ...
Page 53: ...Figure 14 Typical 19FA Relief Valve Tree for Storage Vessel ...
Page 54: ...Figure 15 Compressor Terminal Arrangement 18 Lead Rear Inlet ...
Page 55: ...Figure 16 Compressor Terminal Arrangement 18 Lead Top Inlet ...
Page 56: ...Figure 17 Compressor Terminal Arrangement 18 Lead Side Inlet ...
Page 57: ...Figure 18 Oil Pump Wiring ...
Page 58: ...Figure 19 Oil Heater and Control Power Wiring ...
Page 59: ...Figure 20 Pumpout Unit Controls ...
Page 60: ...Figure 21 Pumpout Unit Wiring Schematic ...
Page 61: ...Figure 22 Carrier Comfort Network Communication Bus Wiring ...
Page 62: ...Figure 23 COMM1 CCN Communication Wiring For Multiple Chillers Typical ...
Page 63: ...Figure 24 Typical 19FA With Free Standing Starter ...
Page 65: ...Figure 26 19FA Insulation ...
