Stihl TS 400 - Troubleshooting Cutting Wheel Issues

STIHL TS 400 24
- The deep groove ball bearings and
rotary shaft seals must also be
replaced when fitting a new
crankshaft.
• The crankshaft (1), conrod (2) and
needle bearing form an inseparable
unit. The complete assembly must
be replaced if any of these parts
are damaged.
• Drive the deep groove ball
bearing out with drift pin (1).
• Drive out the rubber buffers when
replacing the two halves of the
crankcase.
• Carefully drive the rotary shaft
seal out of the housing half.
• Drive the deep groove ball
bearing out with drift pin (1).
- Check the crankcase halves for
cracks and replace if necessary.
• Turn the spindle of the assembly
tool counterclockwise until the
crankshaft has been forced out of
the ball bearing on the clutch-side
half of the housing.
Note: The two halves of the housing
now come apart.
- Remove the housing gasket.
- Fit the assembly tool to the ignition-
side half of the housing with M5x72
bolts and nuts.
- Turn the spindle of the assembly
tool counterclockwise until the
crankshaft has been forced out of
the ignition-side half of the housing.
• Carefully drive the rotary shaft
seal out of the housing half.