If you wish to conduct fixes on your own Hero Honda CD 100 SS then it will always be a good plan to have a Workshop Manual to keep just for a guide should you want to know techniques to remove a specific part like the Drive Shaft and fit it again efficiently.
Hero Honda CD 100 SS Workshop Manuals will provide you with special diagnostic information for your automobile therefore if something is faulty it helps you work out what the problem is and the way to resolve it. Then you are able to assess if this can be done yourself or in case the job is too big you are able to book your CD 100 SS in with a decent garage.
Hero Honda CD 100 SS manual