If you choose to accomplish auto repairs to your Moto Morini 3 12 S then it will always be recommended to have access to a Workshop Manual to keep just for personal reference should you want to know simple methods to remove a certain component including Clutch and match it again the right way.
Moto Morini 3 12 S Workshop Manuals will provide you with specific diagnostic info on your car or truck therefore if something is broken it can help you determine what the situation is and tips on how to repair it. Then you are able to evaluate if this can be achieved on your own or in case the job is too big you are able to make a reservation for your 3 12 S in to a decent mechanic.
Moto Morini 3 12 S manual