Cam Shaft - Derbi Dirtboy 10 Workshop Manual

E E ENGINE
E N G I N E
- Remove the tappet cover.
- Remove the central screw and the belleville washer shown
in the figure using the specific tool to lock camshaft ring
gear.
- Remove the camshaft drive pulley and the shim below it.
N.B.
TO FACILITATE THE REMOVAL OF THE CYLINDER HEAD
COMPONENTS, IT IS ADVISABLE TO BRING THE CRANKS-
HAFT TO THE TDC, AT THE END OF THE COMPRESSION
STROKE.
Specific tooling
020565Y Compass flywheel stop spanner
R R
EMOVING THE CAM SHAFT EMOVING THE CAM SHAFT
Remove the bearing check screw shown in the figure.
Remove the camshaft complete with the bearing using the
specific tool shown in the figure.
Eject the bearing from the camshaft using the specific tool
and taking care to fit a screw on the camshaft so as to protect
the camshaft thread.
N.B.
WHENEVER THE BEARING IS SEPARATED FROM THE
CAMSHAFT, REPLACE IT WITH A NEW ONE.
19
- CYLINDER ASSY. AND TIMING SYSTEM
- CY LINDE R A SS Y. A N D TI MIN G SYST EM