Stihl 088 Owner's Manual page 26

- Back off spindle (1) of service tool
AS 5910 007 2205 all the way.
• Slip service tool AS (2) over the
collar studs, fit the hexagon nuts
(3) (for sprocket cover) and
tighten them down by hand.
• Turn the spindle (1) 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.
- Remove service tool AS.
• Remove crankcase gasket.
- Unscrew spindle of service tool
ZS a little (left-hand thread).
STIHL 088
• Fit service tool ZS (1)
5910 007 2220 against starter
side of crankcase so that number
"9" (2) on the plate is at the
bottom.
Note: Cylinder flange upright.
Insert four M5x72 screws
9022 341 1190 in the holes and
tighten them down against the
drilled plate.
• Turn spindle (1)
counterclockwise until the
crankshaft is pushed out of the
ball bearing.
• 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.
- When fitting a replacement
crankshaft, always install new oil
seals and ball bearings.
• Pry the oil seal out of the ball
bearing at the clutch side.
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