25034, 036, 036 QS
Turn the spindle of the service
tool clockwise until the crankshaft
is pressed out of the ball bearing.
The two halves of the crankcase
separate during this process.
VA
138RA048
Fit thrust sleeve 1107 894 1000
from clutch puller 1107 890 4500
to protect the crankshaft thread
during the following operation.
VA
138RA049
Fit service tool
ZS 5910 007 2200 against the
outside of the crankcase.
VA
138RA050
Note:
The tool’s drilled plate must locate
flat against the crankcase.
With the crankcase horizontal
(cylinder flange upright), rotate
service tool until the number 7 on
the plate is at the bottom.
Secure the service tool to the
crankcase with M5x72 mounting
screws 9022 341 1190. Insert the
screws in the holes marked "7"
and tighten them down against
the drilled plate.
– Turn spindle counterclockwise
VA
138RA051
(left-hand thread) until it locates
against the crankshaft.
– Use a 19 mm wrench to continue
turning the spindle and push the
crankshaft out of its bearing seat.
The crankshaft (1), connecting
rod (2) and needle bearing form
an inseparable unit. This means
that the crankshaft must always
be replaced as a complete unit in
the event of damage to any one
of these parts.
VA
138RA052
1
2
– When fitting a replacement
crankshaft, always install new oil
seals and ball bearings.
– Remove the gasket from the
crankcase sealing face.
Use a screwdriver to pry the oil
seal out of the ball bearing at the
clutch side.
VA
138RA053
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