If you choose to do maintenance on your own Honda C 70 then it will always be a good plan to possess a Workshop Manual to use as personal reference if you want to know the way to take out a particular part including Brake Discs and fit it again in the correct way.
Honda C 70 Workshop Manuals offer you precise diagnostic info for the car or truck therefore if something is broken it can help you figure out what the problem is and some ways to correct it. You can then evaluate if this can be done on your own or in case the job is simply too big you can make a booking for your C 70 in with a decent car garage.
Honda C 70 manual