If you need to perform maintenance tasks on your Kawasaki Ninja 250 R then it is usually a good plan to have a Workshop Manual to keep just for a guide in the event you want to know tips on how to remove a particular component for example the Brake Pads and match it again efficiently.
Kawasaki Ninja 250 R Workshop Manuals are able to offer specified diagnostic guides with regards to your automobile so if something is not working it will help you figure out what the situation is and tips on how to fix it. You will be able to evaluate if this can be achieved yourself or if the job is just too big it is possible to make a booking for your Ninja 250 R in to a decent repair garage.
Kawasaki Ninja 250 R manual