Stihl 064 Service Manual page 44

STIHL 064, 066
4.7 Replacing the Oil Seals
Top:
Woodruff key
Bottom:
Generator mounting screws
It is not necessary to disassemble
the complete crankcase if only the
oil seals have to be replaced.
- Remove the flywheel - see 5.1.5.
- Remove the Woodruff key from
the crankshaft stub.
Note: On machines with heated
handles, take out the generator
mounting screws, remove the
generator and put it to one side.
Top:
Oil pump
Bottom:
Puller 0000 890 4400 with jaws
0000 893 3711 (No. 6)
- Remove the clutch - see 3.2.
- Remove the brake band
- see 3.3.1.
- Remove the oil pump - see 10.4.
- Fit No. 6 jaws in universal oil seal
puller.
Top:
Puller fitted at flywheel side
Bottom:
Puller fitted at ignition side
- Apply the puller and rotate the
spindle clockwise to pull the oil
seal out of the crankcase.
Note: When using the puller,
make sure that it does not damage
the crankshaft surface or the ball
bearing cages.
Install the oil seals as described
under 4.5.2.
- Refit the generator - see 9.5.
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