Long-term storage
About this task:
To protect the waterbox of pressure vessels from rusting, the tube side (water side) is purged and
charged with nitrogen to a positive pressure of 5 psig to 7 psig.
Do not break the seal or remove closures until the unit is ready for set up. Relieve pressure
according to the procedure shown in Figure 3.
DANGER
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.
13Model YK (Style G) Centrifugal Liquid Chiller