▪ Purity regarding solid particles
Quality class 3
▪ Purity regarding moisture
Quality class 4
▪ Purity regarding oil
Quality class 2
Clogging of catalysts
To prevent clogging of catalysts and catalyst lifetime shortening, the
compressed air specification must always be observed.
For gas valve unit control (GVU)
Compressed air for the gas valve unit control (GVU) must meet at least the
following quality requirements according to ISO 8573-1:2010.
▪ Purity regarding solid particles
Quality class 2
▪ Purity regarding moisture
Quality class 3
▪ Purity regarding oil
Quality class 2
Compressed control air
quality for the gas valve unit
control (GVU)
Quality guidelines (conventional and Common Rail
engines)
Quality guidelines (conventional and Common Rail engines)
General
2016-10-27 - de
010.000.023-21
MAN Diesel & Turbo
2 (2) D010.000.023-21-0001 EN