3
L / M . . 09.96
1
2
3
–
Preparations:
– Remove the crankshaft, see M 02.00.
Dismantling:
– Unscrew and remove machine screws
(1/1) at driver (1/2).
Note:
On the 3 L, also unscrew and remove the
machine screws at the divided driver.
– Unscrew and remove the machine
screws (2/1) at the plate (2/2) and take
off the plate.(On more recent version:
secured with stud bolts and nuts)
– Unscrew the plug from the thrust bus-
hing at the timing end of the engine and
drive the shaft out towards the flywheel
end; see Fig. 3.
– Drive out the thrust bushing (timing
end).
– Take the balancing weights and driver
out of the lower part of the crankcase.
Inspection / repair:
– Check the shaft at its bearing points for
score-marks and correct dimensions; for
values, see Section 4.
– Check the needle roller bearings of the
balancing weights for score-marks.
– Check the gearwheel with balancing
weight and the crankshaft-end gear-
wheel for the balancing weights for
signs of damage.
– Renew the O-ring seals at the thrust
bushings.
M 01.00 Crankcase
M 01.10 Removing and installing balancing weights - 2L / 3L