Fully Charged are London's leading electric bike retailer. *Costs involved for a basic bike service vary and are primarily for the check over, any new parts and the labour for the work carried out. Bike servicing at Fully Charged will include a motor diagnosis, brake and gear adjustment, general lubrication and a tyre inflation check. Here are our service options. Please note if there is an electric fault with your motor servicing will take more than 24 hours.