If you want to conduct maintenance to your Lem CX3 SR then it will always be recommended to have access to a Workshop Manual to keep just for personal reference just in case you want to know the best way to strip off a particular part much like the Wheel Bearing and fit it again successfully.
Lem CX3 SR Workshop Manuals can provide certain diagnostic guidelines for your automobile therefore if something is playing up it helps you understand what the situation is and the way to repair it. You can then determine if this can be done yourself or if the job is too big you can still book your CX3 SR right into a local friendly mechanic.
Lem CX3 SR manual