Stihl MS 240 Instruction Manual page 45

– Position the clutch side of the
crankcase on the straight
crankshaft stub and the two
screws.
Wear protective gloves to reduce
the risk of burn injury.
– Heat the inner bearing race to
about 150°C (300°F).
: Push the crankcase fully home.
This operation must be carried out
very quickly because heat is
absorbed by the crankshaft, and the
inner bearing race shrinks.
If it is not possible to heat the inner
bearing ring, use the service tool
5910 007 2205 to install the
crankcase.
– Coat straight stub of crankshaft
with oil.
– Position the clutch side of the
crankcase on the straight
crankshaft stub and the two
screws.
44
1
– Screw the spindle (left-hand
thread) fully into the service tool
5910 890 2205.
: Screw the screw sleeve (1)
5910 893 2409 omto the spindle
of service tool 5910 890 2205 as
far as stop (left-hand thread).
– Apply the screw sleeve to the
crankshaft stub (arrows) and
push the service tool over the bar
studs.
: Hold the crankshaft steady and
rotate the spindle counter-
clockwise to screw the screw
sleeve onto the crankshaft stub.
– Release the crankshaft. Hold the
service tool steady and continue
turning the spindle until the tool
butts against the crankcase.
– Fit the sprocket cover mounting
nuts on the bar studs and screw
them down finger-tight.
1
: Turn the spindle
counterclockwise until the
crankcase locates against the
guide sleeves.
Make sure the pin (arrow) engages
the hole and the gasket is not
pinched or twisted.
– Unscrew the mounting nuts.
– Unscrew the spindle clockwise
and take away the service tool.
– Take out the two M5x72 screws.
MS 240, MS 260, MS 260 C