If you have to undertake maintenance to your Moto Guzzi 850 T 5 then it will always be recommended to have a Workshop Manual to use as a reference just in case you need to know easy methods to remove a specific component for example Exhaust and fit it again correctly.
Moto Guzzi 850 T 5 Workshop Manuals will give exact diagnostic wisdom for your car therefore if something is not working it will help you find out what the issue is and how to correct it. You can then assess if this can be achieved yourself or in the event the job is simply too big you are able to make a reservation for your 850 T 5 into a nearby garage.
Moto Guzzi 850 T 5 manual