If you choose to carry out maintenance tasks for your Sachs SX1 then it is usually a great idea to have access to a Workshop Manual to use as personal reference in case you want to know the right way to remove a particular part much like the Clutch and fit it again perfectly.
Sachs SX1 Workshop Manuals are able to offer particular diagnostic information with regards to your car therefore if something is faulty it will help you find out what the problem is and methods to correct it. After that you can determine if you can do this by yourself or if ever the job is too big you can actually book your SX1 in to a trusted garage.
Sachs SX1 manual