As far as the air management system on the N52KP and N51 engines is
concerned, the previous intake manifold
system on the N52 is carried over. Depending upon application, the engines will
use the 3-stage DISA or the
single stage (No DISA) intake manifold.
For more information on the DISA system r
WARNING: Although R 134a at normal temperature is non-toxic,
non-flammable and
not explosive in air in any mixture ratio, it is still essential to follow
various safety precautions.
The filled refrigerant circuit of the A/C system is subject to gauge
pressure. When carrying out repairs on the
A/C