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34
5
Troubleshooting and Service
5.1 Troubleshooting Table
Item
Problems Solutions
1
The charger is successfully added,
but the Bluetooth connection fails.
Check whether the QR code on the charger
is consistent with the QR code on the
Installation Guide. If so, make sure the
Bluetooth is enabled on your mobile device;
if not, contact customer support.
2
The charge session does not start
as scheduled.
Do not insert the connector into your EV
charging port before setting up a charging
schedule for the first time. Insert the EV
charging cable after the schedule is set up.
3 Over-voltage
Use the multimeter to check whether the
voltage on the power input is too high. If the
result is greater than or equal to 120 % of the
rated voltage (276 V), contact local power
grid company.
4
Under-voltage
Use the multimeter to check whether the
voltage on the power input is not sufficient. If
the result is less than or equal to 70 % of the
rated voltage (161 V), contact local power
grid company.
5
Ground fault Make sure the charger is grounded correctly.
6
Power failure
Make sure the switch to the circuit breaker is
on.
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