Carrier PC211 Start-Up, Operation And Maintenance Instructions Manual page 197

Hermetic centrifugal liquid chillers with hcfc–22 and hfc–134a
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8. Close valves 1a, 1b, 3, and 5.
9. Open isolation valves 12, 13, and 14 (if present).
Valve
Condition
10. Proceed to Terminate Pumpdown Lockout test to turn off water pumps and enable the
machine compressor for start-up.
1a
1b
2
3
C
C
C
C
4
5
8
11
C
C
C
12
13
14

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