107
WHILL Model F User Manual
9
9. Maintenance and inspection
Battery
Check the 4th to 6th digits of the 16-digit serial number listed in the white frame of the primary identification label
of the battery.
Indication Year Week
Indicated location 4th digit 5th and 6th digits
Notation method 0: 2020
1: 2021
2: 2022
3: 2023
4: 2024
01 to 52
WC20172170100043
WC20172170100043
Year: 2020 17
th
week of the year
Charger
Check the 5th and 6th digits of the 11-digit serial number listed in the white frame of the primary identification
label of the charger.
Indication Year Month
Indicated location 5th digit 6h digit
Notation method 0: 2020
1: 2021
2: 2022
3: 2023
4: 2024
1 to 9: January to September
A: October
B: November
C: December
6JVW07L000S
6JVW07L000S
Year: 2020 July
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