If you have to perform repairs to your Sym RV1 then it is always a good plan to have a Workshop Manual to use as reference should you need to know the right way to take out a particular part for example Exhaust and match it again successfully.
Sym RV1 Workshop Manuals will provide you with specified diagnostic guides for the automobile therefore if something is broken it will help you determine what the issue is and tips to repair it. You can then determine if you can do this yourself or in case the job is too big you are able to make a booking for your RV1 right into a decent garage.
Sym RV1 manual