If you have to conduct fixes on your Piaggio Typhoon 50 then it is usually a good plan to have access to a Workshop Manual to keep just for personal reference in case you need to know proven methods to remove a particular part such as the Brake Discs and install it again successfully.
Piaggio Typhoon 50 Workshop Manuals can provide specific diagnostic info for the vehicle so if something is broken it will help you understand what the problem is and easy methods to correct it. You will be able to determine if this can be achieved by yourself or that the job is just too big you can actually make a reservation for your Typhoon 50 into a decent repair garage.
Piaggio Typhoon 50 manual