If you wish to perform maintenance tasks to your Kreidler Enduro125 DD then it is always a good plan to have a Workshop Manual to use as a reference just in case you want to know ways to take out a specific component for example the Wheel and install it again in the correct manner.
Kreidler Enduro125 DD Workshop Manuals can offer you certain diagnostic guidelines for your car or truck therefore if something is wrong it will help you figure out what the problem is and some ways to correct it. Then you are able to decide if you can do this on your own or if the job is too big you could book your Enduro125 DD in with a decent friendly mechanic.
Kreidler Enduro125 DD manual