5 Series E34 525td (M51) TOUR
11 25 671
Replacing piston rings on all pistons (M51)
Note:
pistons romoved
Remove piston rings with piston ring compressing pliers.
Note:
It might not be possible to find the identification mark on used
piston rings.
Lay piston rings aside in correct sequence and installed
position.
Installation note:
Install piston rings with the word "TOP" facing the piston base.
1.
Twin-sided keystone
2.
Taper face compression ring
3.
Beveled roof ring with rubber-lined spring
Arrange piston ring contact points with offset of about 120
°
but do
not arrange over piston pin aperture.
Measure side clearance.
Total permitted wear clearance, refer to Technical Data
RA Replacing piston rings on all pistons (M51)
BMW AG - TIS
23.01.2013 06:39
Issue status (12/2007) Valid only until next DVD is issued
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