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Con-rod Bearing, Replace
 Remove
| 1. |
Detach oil baffle plate
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| 2. |
Set crankshaft to cylinder 1 TDC of combustion stroke
Note: Replace con-rod
bearings for cylinders 1 and 4 using the same procedure for removal
and installation. Then set crankshaft to TDC of cylinder 2
combustion stroke.
| • |
At torsional vibration damper flange bolt, turn in direction of
engine rotation until con-rod bearing journals of cylinders 2 and 3
are at TDC
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| 3. |
Remove con-rod bearing caps (1), cylinders 2 and 3
Note: Note marking (2)
on con-rod and con-rod bearing cap on intake side. If no marking is
there, mark them yourself.
Important: The shear surfaces of
the con-rod and the con-rod bearing cover form a unique fit and
must not be swapped or damaged. Do not lay down on the shear
surfaces!
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| • |
Unscrew 4x bolts
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| 4. |
Remove 4x bearing shells
Note: Note removal
sequence!
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| 5. |
Visually check components
| • |
Con-rod bearing journal, con-rod bearing cap, bearing
shells
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Install
Important: Align con-rod bearing
shell centrally in the con-rod and con-rod bearing cap.
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| 6. |
Insert 4x con-rod bearing shell (1)
| • |
In con-rod and con-rod bearing cap (2)
Note: Insert con-rod
bearing shell with oil bore (3) in con-rod bearing cap.
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| • |
Grease 2x con-rod bearing journals
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Important: Note order and
installation position. Marks on the con-rod and con-rod bearing cap
point to the intake side.
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| 7. |
Attach con-rod bearing caps for cylinders 2 and 3
| • |
Wet con-rod bearing journal with engine oil
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| • |
Tighten 4x new bolt 20 Nm + 40
°
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| 8. |
Attach oil baffle plate
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