If you have to do auto repairs on your own CPI Oliver Sport 50 then it is usually a good plan to possess a Workshop Manual to use as personal reference if you want to know how you can take out a specific part like the Brake Pads and install it again in the correct way.
CPI Oliver Sport 50 Workshop Manuals provide you with detailed diagnostic information with regards to your vehicle so if something is wrong it can help you understand what the issue is and how to repair it. You can then evaluate if this can be achieved on your own or if the job is simply too big you can still book your Oliver Sport 50 in with a decent friendly mechanic.
CPI Oliver Sport 50 manual