See also:

Spark plugs
The cleanness and soundness of the spark plugs are very important for keeping the engine efficient and polluting emissions down. The appearance of the spark plug, if examined by an expert eyes, is ...

CD/DVD Disc Maintenance
To keep a CD/DVD in good condition, take the following precautions: 1. Handle the disc by its edge; avoid touching the surface. 2. If the disc is stained, clean the surface with a soft cloth, wipin ...

Annual inspection schedule
For vehicles with an annual mileage of below 20.000 km (for example about 10.000 km) the following yearly inspection programmed is advised: – check tyre conditions/wear and adjust pressure if requi ...