3 Series E46 325i (M54) TOUR
11 25 671
Replacing piston rings on all pistons (M52 /
S52 / M52TU / M54 / M56)
(piston removed)
Remove piston rings with a 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.
Only install new pistons in conjunction with new piston rings.
Installation:
Install piston rings with "TOP" to piston top.
1.
Plain compression ring
2.
Stepped compression ring "Top"
3.
Slotted oil ring with hose spring clip
Measure axial play.
RA Replacing piston rings on all pistons (M52 / S52 / M52TU / M54 / M56)
BMW AG - TIS
13.02.2013 23:14
Issue status (12/2007) Valid only until next DVD is issued
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