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7. Maintenance and fault diagnosis
7.1 Maintenance
•
Users shall conduct maintenance inspection of the charger, including the following items:
•
Check whether the charger power supply cable and charging gun cable are damaged.
•
Inspect
the charger shell for any signs of damage. If you notice substantial damage, stop using the charger
immediately.
•
If feasible, perform this check on a monthly basis.
•
Remove the maintenance cover on the side of the charger to visually inspect
this device.
•
Press the "T" key on the charger; the protector should trip and disconnect under
normal function. If it does not trip normally, refer to the following chapter for
detailed solutions.
7.2 Fault diagnosis
The following troubleshooting table can be used to check the common faults in the routine maintenance.