If you wish to carry out adjustments on your Sym Joyride 125 then it is usually a good plan to have a Workshop Manual to use as personal reference in the event you want to know how to take off a particular part like the Clutch and install it again in the correct way.
Sym Joyride 125 Workshop Manuals offers clear exact diagnostic information for the car so if something is broken it will help you ascertain what the situation is and tips to make it better. You can then analyse if this can be achieved yourself or that the job is simply too big it is possible to make a booking for your Joyride 125 into a decent mechanic.
Sym Joyride 125 manual