If you choose to execute adjustments on your own Puch GS 250 F 5 then it will always be recommended to own a Workshop Manual to use as a guide just in case you need to know proven methods to take out a specific component for example, the Exhaust and match it again efficiently.
Puch GS 250 F 5 Workshop Manuals will give particular diagnostic details for the car so if something is wrong it can help you figure out what the situation is and how you can fix it. You will be able to decide if you can do this yourself or if ever the job is simply too big it is possible to book your GS 250 F 5 into a suitable garage.
Puch GS 250 F 5 manual