If you have to undertake maintenance on your Vespa LX 50cc 4T then it is usually a good plan to have a Workshop Manual for personal reference should you need to know easy methods to remove a specific component much like the Wheel Bearing and fit it again adequately.
Vespa LX 50cc 4T Workshop Manuals offer you special diagnostic guidelines for the car or truck so if something is playing up it will help you determine what the issue is and tips on how to resolve it. You can then analyse if you can do this yourself or in the event the job is just too big you are able to make a booking for your LX 50cc 4T right into a decent mechanic.
Vespa LX 50cc 4T manual