If you choose to accomplish adjustments on your own Husqvarna TE 570 then it is usually a good idea to own a Workshop Manual for personal reference in the event that you need to know the best way to strip off a certain part including Door and fit it again in the correct manner.
Husqvarna TE 570 Workshop Manuals offer you identifiable diagnostic details for the car so if something is not working it will help you figure out what the situation is and how you can fix it. Then you are able to evaluate if this can be achieved by yourself or if the job is simply too big you are able to make a booking for your TE 570 in with a decent garage.
Husqvarna TE 570 manual