
STIHL TS 400
17
• Position extractor (1) (jaws with
No. 1 profile).
- Tension arms.
- Draw out rotary shaft seal.
Important!
The crankshaft stub
must not be damaged.
- Clean the sealing face with a
conventional solvent-based
degreasing agent without CFCs
and halogenated hydrocarbons as
described in chapter 11.2.
- Coat the sealing lips of the rotary
shaft seal with grease,
see chapter 11.2.
- Slide the rotary shaft seal over the
assembly sleeve with the open side
facing the crankcase.
• Press it into place with press
sleeve (1).
- Remove assembly sleeve.
- Install clutch, see chapter 4.1.
• Fit extractor (1).
- Tension arms.
- Draw out rotary shaft seal.
Important!
The crankshaft stub must
not be damaged.
- Clean the sealing face with a
conventional solvent-based
degreasing agent without CFCs and
halogenated hydrocarbons as
described in chapter 11.2.
- Coat the sealing lips of the rotary
shaft seal with grease,
see chapter 11.2.
5.4
Rotary shaft seals
The engine need not be dismantled
if only the rotary shaft seals are to be
replaced.
Clutch side:
- Remove clutch, see chapter 4.1.
Note:
Lightly knock against the rotary
shaft seal with a suitable tube or punch
to drive it out of its seat.
Ignition side:
- Remove flywheel,
- Install jaws with profile 3.1 on
extractor.
Note:
Lightly knock against the
rotary shaft seal with a suitable tube
or punch to drive it out of its seat.
• Slide assembly sleeve (1) over
crankshaft stub.