If you have to perform maintenance on your TM racing EN 250 then it is usually recommended to have a Workshop Manual to keep just for personal reference should you want to know tips on how to strip off a specific component much like the Brake Pads and fit it again adequately.
TM racing EN 250 Workshop Manuals offers you special diagnostic guidelines for your vehicle therefore if something is playing up it helps you understand what the situation is and the best way to correct it. After that you can analyse if this can be achieved on your own or in case the job is too big you could make a reservation for your EN 250 in to a trusted garage.
TM racing EN 250 manual