If you wish to accomplish maintenance on your MuZ ETZ 150 then it will always be a good plan to have a Workshop Manual to use as reference should you want to know tips on how to strip off a certain part for example, the Wheel Bearing and fit it again properly.
MuZ ETZ 150 Workshop Manuals offer you specified diagnostic wisdom for your vehicle so if something is broken it can help you identify what the problem is and tips on how to resolve it. After that you can evaluate if you can do this on your own or that the job is just too big you can still book your ETZ 150 into a nearby repair garage.
MuZ ETZ 150 manual