Once-a-year routine maintenance is more time-consuming because it could require partial disassembly on the scooter. It is best carried out by a specialised service store, but may also be completed by anyone with some knowledge in Do it yourself mechanics. Disclaimer: Remember to don't leave any damaging comments on https://offroadelectricscooteradu54186.blogtov.com/2406811/haibadz-can-be-fun-for-anyone