STIHL 029, 039
17
Top:
Top:
Top:
Tightening the clutch
Bumper strip
Detaching brake spring
Bottom:
Bottom:
Bottom:
Fitting the prefilter
Cover mounting screws
Removing the brake band
- Screw clutch onto crankshaft
- Remove the clutch drum or spur
- Carefully remove the brake
and torque down to 50 Nm
sprocket - see 3.1.
spring from the anchor pin.
(37 Ibf.ft).
- Engage the chain brake.
- Ease the brake band out of its
- Install clutch drum or spur
seat in the engine housing.
sprocket - see 3.1
- Remove the upper bumper strip
from its seat.
- Remove locking strip from
cylinder. Install spark plug
- Remove mounting screws from
and torque down to 25 Nm
cover and lift cover away.
(18.5 Ibf.ft).
- Install the air filter - see 11.1.
- Fit the prefilter so that its tabs
engage the recesses in the
handle housing.
3.3
Chain Brake
3.3.1
Disassembly