23
Maintenance Record
Please send the warranty card, invoice, bicycle body, charger and lithium battery pack at the same time for repair. The
warranty card (the manufacturer needs to stamp a seal and attach the S/N) and formal sales invoice in this manual are
valid warranty certificates. Please keep this manual in a proper manner.
Time
Fault Description
Solution
Maintenance
Personnel (signature)
Remarks
Note:
Date of production:
Quality inspector seal: