• Water passes
• Refrigerant charge
• Serial numbers
• Motor power characteristics and connection diagrams
Additional information may be found on the motor data plates. This information should be included
when contacting the factory on any problem relating to the motor.
Long-term storage
To protect the waterbox of pressure vessels from rusting, the tube side (water side) has been
purged and charged with nitrogen to a positive pressure of 5 psig to 7 psig.
Do not break the seal or remove closures until ready for set up. Relieve pressure as per the
following procedure (see Figure 2 ).
WARNING
Failure to follow the following procedures will cause severe personal injury or death to operators
themselves or people on-site. It is the obligation and responsibility of operators to identify and
recognize the inherent hazards of material under pressure and to protect themselves.
Centrifugal Liquid Chillers10
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