Mercedes-Benz 603 Service Manual page 315

9 Detach engine breather hose.
10 Detach mixing pipe (135) with exhaust gas
recirculation valve from cylinder head.
11 Unbolt oil feed line (141) from turbocharger
(replace seal).
12 Loosen both mounting brackets (134) on the
exhaust manifold and turbocharger.
13 Loosen bolts of exhaust pipe - accessible
from above (arrows).
14 Loosen bottom bolt of exhaust flange.
15 Unbolt mounting (177) from alternator flange
to turbine housing on both components.
16 Remove turbocharger.
17 Install corrugated pipe with flange onto new
turbocharger.
18 Clean sealing surfaces mechanically.
09.10 III - 150/4
EXIT