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Water Connections
31 Liebert
®
CRV
™
7.4 Chilled Water Connections: Chilled Water Units
Figure 20 Chilled water connections
Refer to Figure 21 when performing these installation steps:
• Use copper tubing or steel pipe.
• Place the tubing on supporting saddles.
• Insulate both tubes
• Install shutoff ball valves on the inlet and outlet pipes to ease maintenance.
• Install optional thermostats and pressure gauges on the inlet and outlet pipes.
• Install a water drain tap at the lowest point in the circuit.
• Fill the circuit with water or glycol.
Figure 21 Chilled water circuit
Top Connections
Bottom Rear Connections
Tubing Support
Water Drain Tap
Ball
Valves
Thermostat
Pressure
Gauge
Insulation
Liebert CRV