If you have to carry out adjustments for your Sym Orbit 50 then it is usually a good plan to have access to a Workshop Manual to use as a reference just in case you want to know ways to take off a specific component like the Clutch and fit it again in the correct way.
Sym Orbit 50 Workshop Manuals are able to offer precise diagnostic info for your car or truck so if something is playing up it can help you ascertain what the issue is and ways to fix it. After that you can determine if you can do this yourself or that the job is just too big you can make a booking for your Orbit 50 in with a local friendly mechanic.
Sym Orbit 50 manual