If you need to execute fixes for your Honda CB 750 F then it is usually a good idea to possess a Workshop Manual to use as a reference just in case you need to know tips to remove a particular component for example the Door and install it again in the right way.
Honda CB 750 F Workshop Manuals will give special diagnostic guidelines for your automobile therefore if something is not working it helps you figure out what the problem is and some ways to make it better. You can then analyse if you can do this by yourself or in case the job is simply too big you could make a reservation for your CB 750 F right into a decent repair garage.
Honda CB 750 F manual