If you need to perform adjustments on your Orion AGB 27 then it is usually recommended to have access to a Workshop Manual for a guide should you want to know tips to take off a specific component much like the Drive Shaft and fit it again appropriately.
Orion AGB 27 Workshop Manuals offers clear certain diagnostic info with regards to your vehicle therefore if something is playing up it will help you ascertain what the issue is and how you can repair it. Then you are able to assess if you can do this on your own or if the job is just too big you could make a reservation for your AGB 27 right into a trusted car garage.
Orion AGB 27 manual