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Removing and installing exhaust gas turbocharger > < Exhaust turbocharger - Summary of components
Oil feed line and oil return-flow line for exhaust gas turbocharger - Summary of components
   
Oil feed line and oil return-flow line for exhaust gas turbocharger - Summary of components
  Note
t  Observe rules for cleanliness → Chapter.
t  Observe general instructions for charge-air system → Chapter.
1 - Oil return-flow line
  Caution
Before installing, check whether the bellows of the oil return-flow line is not bent or overstretched. If this is the case, microcracks might occur which can result in leaks.
Replace damaged oil return-flow line or support for exhaust gas turbocharger.
q   replace if damaged
2 - Gasket
q   replace
3 - 20 Nm
4 - O-rings
q   replace
5 - 20 Nm
6 - Support for exhaust gas turbocharger
q   for oil return-flow line
q   replace if damaged
7 - 9 Nm
8 - O-rings
q   different diameters, observe fitting position
q   replace
9 - Hollow screw, 60 Nm
q   replace
10 - Gasket rings
q   replace
11 - Hollow screw, 30 Nm
q   replace
12 - Gasket
q   replace
13 - Connecting pipe
q   to radiator for exhaust gas recirculation
  Caution
Pay attention that the bellows of the connection pipe is not bent or overstretched. There is a risk of crack formation.
14 - 23 Nm
q   replace
15 - 9 Nm
16 - Gasket
q   replace
17 - Oil feed line
q   check continuity
q   before installing, fill the bearing housing of the exhaust gas turbocharger on the connection fitting with engine oil
q   Tighten the union nut using the wrench -T40055-, tightening torque 22 Nm

   

Removing and installing exhaust gas turbocharger > < Exhaust turbocharger - Summary of components