Stihl FS 94 Instruction Manual page 24

Ignition Side
– Remove the clutch, b 4.2
– Remove the flywheel, b 6.5
Take care not to damage the
crankshaft stub.
– Free off the oil seal in its seat by
tapping it with a suitable tube or a
punch.
: Apply puller (1) 5910 890 4400
with No. 6 jaws 0000 893 3711.
– Clamp the puller arms.
– Pull out the oil seal.
Installing
– Clean the sealing face, b 12
– Lubricate sealing lips of new oil
seal with grease, b 12
Series 4149 Powerhead
2
1
: Fit the installing sleeve (1)
1
4149 893 4600.
: Slip the oil seal (2), sealing lip
facing the crankcase, over the
installing sleeve.
– Remove the installing sleeve.
2
1
To avoid the risk of engine damage,
only use press sleeve (1)
4149 893 2400 to install the oil seal.
: Fit the press sleeve (1)
4149 893 2400 with the smaller
diameter (22 mm) facing the
crankcase and press home the oil
seal (2).
The seating face must be flat and
free from burrs.
– Degrease the crankshaft taper,
b 12
– Reassemble all other parts in the
reverse sequence.
Starter Side
– Remove the rewind starter,
b 7.2
– Block the piston, b 4.2
1
: Use hexagon (arrow) to loosen
and unscrew carrier (1)
counterclockwise.
1
Take care not to damage the
crankshaft stub.
– Free off the oil seal in its seat by
tapping it with a suitable tube or a
punch.
: Apply puller (1) 5910 890 4400
with No. 3.1 jaws 0000 893 3706.
– Clamp the puller arms and pull
out the oil seal.
23