If you choose to perform auto repairs on your Vento V Thunder XL then it will always be recommended to have access to a Workshop Manual to keep just for personal reference if perhaps you want to know simple methods to take out a particular part for instance the Brake Discs and fit it again successfully.
Vento V Thunder XL Workshop Manuals gives you targeted diagnostic guidelines for the vehicle therefore if something is broken it helps you figure out what the situation is and the way to make it better. You will be able to decide if you can do this by yourself or if ever the job is simply too big you can actually make a booking for your V Thunder XL into a decent car garage.
Vento V Thunder XL manual