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Commissioning - LG RCWW Operation & Maintenance Manual

Water-cooled screw chiller
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6. Commissioning

76
6. Commissioning
6-1. Delivery and Installation Check
From delivery and installation up to commissioning
Add pressure
with nitrogen gas
If you have about
one month or more
until Operation start.
Installation of base
Delivery, Installation
Unsatisfactory
Vacuum and shelf test
Refrigerant charging
Insulation resistance test
Starter panel~control
panel operation test
Operation test for
the safety devices
Inspection before startup
Startup and after
startup inspection
Operation under load and
operation adjustment
Draw up operation data
Chilled water and cooling
water quality analysis
Operation guidance
Figure 52 Procedure from delivery to commissioning
(Base panel)
Tightness test
Stop
Finishing
Wiring construction between
Starter panel and Control panel.
(The order can be reversed.)
Exception : In the case that
the refrigerant was charged
in the Chiller at the factory
Chilled water pump operation
cooling water pump operation

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