SPECIFICATION OF PV CHARGE CONTROLLER
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6.
Troubleshooting & Maintenance
6.1
Troubleshooting
The trouble phenomenon and solutions please refer to the
table-1 and table-2 in the last.
6.2
Maintenance
The following inspections and maintenance tasks are
recommended at least two times per year for best performance.
➢
Check the air flow and ventilation around the controller is
not blocked. Clear all dirt or fragments around the exit fan.
➢
Check all the naked wires to make sure insulation is not
damaged for serious sunshine, frictional wear, dryness,
insects or rats etc. Maintain or replace the wires if
necessary.
➢
Check if LCD display. Pay attention to any troubleshooting
or error indication. Take corrective action if necessary.
➢
Tighten all the terminals. Inspect for loose, broken, or
burnt wire connections. Confirm that all the terminals have
no corrosion, insulation damaged, high temperature or
burnt/discolored sign.
➢
Check and confirm that lightning arrester is in good
condition. Replace a new one in time if necessary.
WARNING: Risk of electric shock! Please turn off all the
power when you do these.
