If you need to perform maintenance for your MZ 125 SM Blizzard then it is always a great idea to have access to a Workshop Manual to keep just for a reference should you need to know proven methods to strip off a specific component for example the Brake Discs and match it again in the correct way.
MZ 125 SM Blizzard Workshop Manuals gives you special diagnostic info with regards to your car or truck so if something is not working it will help you ascertain what the problem is and tips on how to resolve it. You can then evaluate if you can do this by yourself or that the job is too big you can actually make a reservation for your 125 SM Blizzard into a local friendly mechanic.
MZ 125 SM Blizzard manual