APC ACRD500 Installation Manual download pdf (Page 11)

3InRow RD Operation and Maintenance

Commissioning

Warning: Procedures in this section must be performed by APC authorized personnel.

Electrical Hazard: Perform Lockout/Tagout procedures on the cooling unit before

servicing. Failure to remove power before servicing this equipment could result in serious

injury or death.

After installation, verify that all components are working properly and that the equipment is ready to

begin operation.

Inspection Checklists

Initial Inspection Checklist

The initial inspection ensures that the equipment has been properly installed.The location of the cooling

unit has been properly prepared and the cooling unit is free of damage.

Warning: The cooling unit operates under pressure. Take proper safety precautions

when connecting gauges or servicing piping.

Warning: Do not operate the cooling unit with any cover, guard, door, or panel removed

unless the instructions indicate otherwise. Then, proceed with extreme caution.

Warning: Do not run service utilities in front of the fan outlets.

Caution: The vapor barrier minimizes moisture infiltration. Without a vapor barrier, it will

be difficult to maintain the humidity in the room.

Caution: Do not introduce unconditioned outside air into the space.

Note: A minimum of 900 mm (36 in) of clear floor space in front of and behind the cooling

unit is required for service access. To roll the cooling unit out of the row, there must be a

minimum of 1200 mm (48 in) of clear floor space in front of or behind the cooling unit. Out of

row service requires 760 mm (30 in) of side clearance in addition to the front and rear

clearance..

Ensure that:



The installation procedure is complete according to the installation manual.



The walls, floor, and ceiling of the room where the cooling unit is located are sealed with a vapor barrier.



There is no evidence of damage to the cooling unit.



The cooling unit is level and joined to the adjacent racks



The cooling unit is not installed at the open end of a row.



The clearance around the equipment is in accordance with local and national codes and regulations as

well as the installation manual.

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APC ACRD500 Installation Manual Page 11