System Operation and Maintenance
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6 System Operation and Maintenance
Regular system maintenance is essential to ensure product reliability and effectiveness. This chapter introduces the
operation and maintenance of Vertiv
™
Liebert® XDO terminal, including routine maintenance inspections, system
troubleshooting tests, and maintenance of filter net, fan components, cooling systems, and drainage systems.
•
It is recommended that the load of Liebert XDO system should not be less than 30%. If the
load is lower than the requirement, consult Vertiv local representative.
•
During the operation of Liebert XDO unit, lethal voltage may exist in the unit. Prior to
operating, ensure to read all notes and warning information on the parts and also those which
are mentioned in the manual, otherwise it may cause casualties.
•
Only qualified and authorized repair and maintenance personnel can perform system
maintenance.
6.1. Routine Maintenance Inspection (Monthly)
Check the system components monthly, focusing on checking whether the system functions normally and whether the
components have any sign of wear. Refer to
for the monthly routine maintenance inspection items.
Table 6-1 Monthly Routine Inspection Items List
Part
Inspection items
Remark
Filter net
Check whether the filter net is damaged or blocked.
Clean the filter net regularly
Fan
Check whether the fan impeller is deformed or damaged
Check whether the fan is running with abnormal noise.
Check whether if any single fan is stopped or interrupted.
Cooling System
Check whether the evaporator surface is clean and free from small particles (if any).
Check whether it is necessary to add refrigerant (observe through the sight glass of
the liquid storage tank).
Water pump filter
net
Check if there is any foreign matter in the water pan
Check the drain pump filter net
