If you have to carry out repairs on your Gilera RX 200 Arizona then it will always be a great idea to own a Workshop Manual to keep just for a reference if perhaps you need to know simple methods to remove a specific component much like the Exhaust and match it again efficiently.
Gilera RX 200 Arizona Workshop Manuals provide you with specified diagnostic guides with regards to your vehicle so if something is wrong it can help you ascertain what the situation is and how you can make it better. After that you can decide if this can be achieved on your own or if the job is just too big you can still book your RX 200 Arizona in with a decent mechanic.
Gilera RX 200 Arizona manual