6 Series 645Ci (N62) Coupe
11 25 671
Replacing piston rings on all pistons (N62)
(piston removed)
Measuring axial clearance of piston rings in piston ring
groove (1 and 2):
Technical Data.
Note:
It is not possible to measure the axial clearance of the oil scraper
rings.
Remove piston rings (1 und 2) with piston ring compressing
pliers.
Note:
It might not be possible to find the identification on used piston
rings.
Put aside piston rings in correct sequence and installation
position.
New pistons may only be installed together with new piston rings.
Measure end clearance.
RA Replacing piston rings on all pistons (N62)
BMW AG - TIS
18.01.2013 05:42
Issue status (12/2007) Valid only until next DVD is issued
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