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Preparations:
– Take off the cylinder head; see M 07.00.
– Take off the alternator and water pump.
Dismantling:
– Carefully pull the cylinder off.
– Take out the piston pin circlip;
see Fig. 68.
– Press the piston pin out by hand and lift
off the piston.
Inspection / repair:
– Examine the cylinder for seizure marks
or score-marks on the cylinder wall.
– Check cylinder dimensions and state of
wear; see Section 4.
– Inspect piston for seizure marks and
ring web breakage.
– Check piston ring end gap;
see Section 4.
– Check piston ring end gap, cylinder
wear and suitability for further use;
see Section 4.
3
L / M . . 09.96
68
M 06.00 Piston and cylinder
M 06.20 Water-cooled engines (H.L 30)