If you want to conduct adjustments for your Husqvarna TC 570 then it is usually a good idea to possess a Workshop Manual to use as reference if perhaps you want to know ways to strip off a specific component for example the Brake Discs and install it again safely.
Husqvarna TC 570 Workshop Manuals gives you detailed diagnostic guides for your car therefore if something is not working it helps you work out what the issue is and tips on how to repair it. You will be able to analyse if you can do this on your own or in case the job is simply too big you can make a booking for your TC 570 in with a trusted repair garage.
Husqvarna TC 570 manual