If you need to perform adjustments on your own Suzuki Katana R50 then it is always recommended to have access to a Workshop Manual to keep just for a guide should you want to know methods to take out a specific component such as the Clutch and fit it again accordingly.
Suzuki Katana R50 Workshop Manuals will provide you with specific diagnostic information for your car or truck so if something is not working it can help you work out what the issue is and ways to make it better. After that you can assess if this can be done by yourself or that the job is too big it is possible to make a reservation for your Katana R50 into a trusted friendly mechanic.
Suzuki Katana R50 manual