STIHL 064, 066 44
4.7 Replacing the Oil Seals
Top:
Top: Oil pump Top:
Woodruff key Puller fitted at flywheel side
Bottom:
Bottom: Puller 0000 890 4400 with jaws Bottom:
Generator mounting screws 0000 893 3711 (No. 6) Puller fitted at ignition side
It is not necessary to disassemble - Remove the clutch - see 3.2. - Apply the puller and rotate the
the complete crankcase if only the spindle clockwise to pull the oil
oil seals have to be replaced. - Remove the brake band seal out of the crankcase.
- see 3.3.1.
- Remove the flywheel - see 5.1.5. Note: When using the puller,
- Remove the oil pump - see 10.4. make sure that it does not damage
- Remove the Woodruff key from the crankshaft surface or the ball
the crankshaft stub. - Fit No. 6 jaws in universal oil seal bearing cages.
puller.
Note: On machines with heated Install the oil seals as described
handles, take out the generator under 4.5.2.
mounting screws, remove the
generator and put it to one side. - Refit the generator - see 9.5.