30/ENGINE ASSEMBLY 145
– Secure the nut with the lock washer.
20.29Installing the rotor
300309-10
– Ensure that the spring washers are seated properly. Mount the rotor.
– Mount and tighten the spring washer and nut . Tighten the nut.
Guideline
Nut, rotor M12x1 60 Nm
(44.3 lbf ft)
20.30Installing the distance bushing
300374-10
– Grease the shaft seal ring.
Long-life grease ( p. 265)
– Position the O-ring. Mount distance bushing with the bevel facing inward.
20.31Installing the piston
200086-01
– Move the joints of the compression ring and oil scraper ring so they are offset by
180°.
– Place the oiled piston on the cylinder. Compress the piston rings using the special
tool.
Piston ring mounting tool (60029015000) ( p. 269)
200087-01
– Tap lightly on the piston tension band from above with a plastic hammer so that it
lies flush with the cylinder.
The special tool must press the piston rings together properly and lie flush with
the cylinder.
200088-01
– Carefully tap the piston into the cylinder using the handle of the hammer.
The piston rings should not catch or they will be damaged.
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