If you need to perform adjustments on your own Suzuki Boulevard C50C then it will always be a good idea to have access to a Workshop Manual to keep just for a reference if you need to know simple methods to take out a specific component such as the Clutch and fit it again accordingly.
Suzuki Boulevard C50C Workshop Manuals will provide you with detailed diagnostic guides on your vehicle therefore if something is broken it helps you work out what the problem is and ways to resolve it. After that you can assess if this can be achieved on your own or in the event the job is just too big it is possible to book your Boulevard C50C in with a local repair garage.
Suzuki Boulevard C50C manual