Man D 2840 LE 301, Repair Manual

Page: 90 / 194

5
6
7
Removing and installing turbocharger
88
Fig. 5
Release the four (self-locking) nuts (WAF 17) on
the turbocharger flange.
Take off turbocharger.
Note:
When placing the turbocharger to one
side, ensure extreme cleanliness to pre-
vent penetration of dirt and foreign
bodies.
Installing turbocharger
Fig. 6
The turbocharger is fitted in reverse order.
On assembly, new seals and new self
− locking nuts
are to be used.
Tightening torque: 85 Nm
Before connecting the oil supply line, fill the bea-
ring housing with fresh engine oil.
Fig. 7
Connect the charge-air manifold and intake neck.
Check all the connections for leaks and to ensure
they are not subjected to strain.
Note:
Charge pressure is lost through leaking
charge air pipes. The consequences are
black smoke and a drop in performance.
Caution:
Comply with instructions for masking
unions on pressurised oil and fuel pipes
(see page 3).