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7 Maintenance
The Power Center™ Core Hub is a maintenance free product. Annual inspection is recommended to ensure the
enclosure maintains mechanical integrity (mounting and environmental protection) and the ventilators are free
from obstruction. For heavy soiling use a soft, dry brush to clean. Do not use any solvents, scouring, or corrosive
materials to clean the unit. Never remove or unplug connections or plugs during cleaning.
8 Troubleshooting
The following is a troubleshooting guide for the Power Center™ Core Hub. Refer to the Power Center™ Core LFP
Installation and Startup manual for troubleshooting the battery system.
Mode
Condition
No power to Power
Grid connected
Center™ Core Hub and
backup panel.
Grid connected
No PV power output
Commissioning / Grid
Battery does not charge
connected
when PV is operating
Monitoring system not
Grid connected &
displaying information
Backup
in web portal.
No power to backup
Backup (grid outage)
loads
Check
Check Power Center™ Core Hub breaker circuit at the main panel.
Check PV breaker in the backup panel.
1.
Check CT configuration. PV measurement is negative when
operating.
2.
Check battery SOC (battery does not charge when full).
3.
EMS operating in solar self-consumption mode, and home loads
are greater than PV.
Check internet connection. Check power (Green LED) on the EMC
panel.
Check status of the Power Center™ Core LFP on the front of the PCS
panel. Refer to the Power Center™ Core LFP Installation & Startup
Guide for more details.
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