If you wish to execute fixes on your Honda VTX1300S then it is always recommended to own a Workshop Manual for personal reference in case that you need to know how to take out a certain component for example Brake Discs and install it again in the correct manner.
Honda VTX1300S Workshop Manuals gives you distinct diagnostic guidelines on your vehicle so if something is not working it can help you determine what the issue is and methods to resolve it. You will be able to assess if this can be done yourself or if ever the job is too big you could book your VTX1300S right into a suitable car garage.
Honda VTX1300S manual