If you need to carry out adjustments on your Vento Phantom R3 then it is always recommended to own a Workshop Manual to keep just for personal reference just in case you need to know techniques to take off a certain part including Clutch and match it again efficiently.
Vento Phantom R3 Workshop Manuals offer you specified diagnostic wisdom for your vehicle so if something is broken it helps you determine what the situation is and tips on how to resolve it. Then you are able to determine if this can be achieved by yourself or in the event the job is simply too big you can book your Phantom R3 in to a nearby car garage.
Vento Phantom R3 manual