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6 Troubleshooting and Maintenance
WARNING:
Operation and maintenance of the ESS must be performed by qualified personnel ONLY.
WARNING:
During operation and maintenance of the ESS, the right-side door of the battery cabinet must remain
CLOSED to prevent exposure to hazardous high voltage.
6.1 General Maintenance
Regular maintenance of major components must be conducted to ensure the ESS operates properly and efficiently. The
maintenance intervals shown in the table below (Table 6-1) are only a reference, and the actual maintenance intervals must be
reasonably determined according to the actual environmental conditions of the installation.
Check all cable connections as a regular maintenance inspection every six months or once per year.
Check the cable connections and tighten if necessary.
Check for cable damage, especially whether the cable surface is scratched or smooth, and repair or replace cables if
necessary.
Table 6-1 ESS Maintenance Intervals
Item Maintenance Cycle Time
Notes
EMS
Check collected EMS data to
confirm accuracy.
Every month Check monitoring data.
PCS cabinet
Clean the PCS fan and cabinet
air duct.
Every 5 months
For areas with harsh
environments and high airborne
dust content, the recommended
maintenance interval is at least
every three (3) months.
Battery module
Inspect the module operating
temperature.
Every month Check monitoring data.
UPS
Inspect the UPS battery by
checking the running time.
Every 5 months
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