Husqvarna SM 510 R Workshop Manuals
If you want to carry out fixes on your own Husqvarna SM 510 R then it is usually a good idea to own a Workshop Manual for reference should you need to know proven methods to strip off a certain component for example the Chain and install it again in the correct manner.
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Husqvarna SM 510 R Workshop Manuals gives you specific diagnostic info on your bike so if something is broken it will help you understand what the problem is and methods to make it better. After that you can determine if you can do this by yourself or that the job is just too big you can actually make a reservation for your SM 510 R in with a local mechanic.