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flowing through its internal tubes in order to remove heat from the refrigerant.
Motor-Compressor
This component maintains system temperature/pressure differences and moves the heat
carrying refrigerant from the cooler to the condenser.
Control Center
The control center is the user interface for controlling the machine. It regulates the machine’s
capacity as required to maintain proper leaving chilled water temperature. The control center:
• registers cooler, condenser, and lubricating system pressures
• shows machine operating condition and alarm shutdown conditions
• records the total machine operating hours
• sequences machine start, stop, and recycle under microprocessor control
• provides access to other CCN (Carrier Comfort Network) devices
Factory-Mounted Starter (Optional)
The starter allows for the proper starting and disconnecting of the electrical energy for the
compressor-motor, oil pump, oil heater, and control panels.
Storage Vessel (Optional)
There are 2 sizes of storage vessels available. The vessels have double relief valves, a
magnetically coupled dial-type refrigerant level gage, a one-inch FPT drain valve, and a 1/2-in.
male flare vapor connection for the pumpout unit. A 30-in.-0-400 psi (–101- 0-2750 kPa) gage