3 Series E46 320Cd (M47TU) CONVER
Before installation, measure piston installation clearance. Measure
piston diameter with micrometer at measuring point A from bottom
edge of piston and offset at 90
°
to the axis of the piston pin.
Distance A.
Adjust micrometer to cylinder bore of engine block.
Set internal caliper on micrometer to zero.
Measure cylinder bore at bottom, in middle and at top in direction
of travel and also vertically in each case.
Diameter of cylinder bore.
Piston installation clearance.
Total permissible wear tolerance.
If necessary, replace connecting rods.
The BMW Parts Service only supplies connecting rods in
complete sets.
Note:
The piston pin must be able to be pressed through the liner by
hand with little force and must not display any significant play.
Replace conrod bearing shells.
Fit conrod to piston in such a way that both of the visible pair
numbers on the installation direction arrow on the piston point to
the right.
RA Removing and installing or replacing all pistons (M47TU / M47T2)
BMW AG - TIS
12.02.2013 03:43
Issue status (12/2007) Valid only until next DVD is issued
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