Audi Q7 2007 Workshop Manual page 99

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" Note location
" Measuring axial clearance of crankshaft
10 - Bearing shell
" For cylinder block (with oil groove)
" Do not interchange used bearing shells (mark positions)
" Install new bearing shells for the cylinder block with the correct coloured markings
Installing retaining frame
–
Renew bolts -1 ... 16-.
–
Fit both dowel sleeves into retaining frame.
–
Then tighten retaining frame bolts in the sequence
-1 ... 16- as follows:
1. Tighten bolts to 30 Nm using torque wrench.
2. Tighten bolts to 50 Nm using torque wrench.
3. Turn bolts 90° ( 1 /
4
Matching crankshaft bearing shells to bearings in cylinder
block
Bearing shells of the correct thickness are matched to the
bearings in the cylinder block at the factory. Coloured dots on
bearing shell are used to identify bearing shell thickness.
•
The -arrow- points to pulley end.
The allocation of the bearing shells to the cylinder block is
identified by a code letter next to the relevant bearing.
Letter on cylinder block
R =
G =
B =
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
turn) further using a rigid wrench.
Colour coding of bearing
Red
Yellow
Blue
⇒ page 94
3 Removing and installing crankshaft
Audi Q7 2007 !
6
⇒ Fig.
93