OREANDA-NEWS. April 15, 2008. S7 Engineering, a part of S7 Group of companies, successfully finished the maintenance (C-check) of Аirbus A319. This is the first С-check of an aircraft of this type conducted by S7 Engineering, reported the press-centre of S7.

С-check is one of the most complicated forms of airplanes maintenance. It is conducted every 20 months for A319. This form of maintenance is divided into С1, С2, С4, С6 and С8. The higher the figure, the more work has to be done.

A less complicated form is A-check (conducted every 250 flight hours): А1, А2, А4, А8. Even simpler is Daily Check (which is conducted daily).

The simplest form of maintenance is called Transit check and conducted before every flight of an aircraft.