APRILIA Atlantic 300 Service Station Manual page 134

Engine
Specific tooling
AP8140179 Support for valve fitting/removal
AP8140659 Valve oil seal punch
AP8140917 Tool for valve pressure plate
Inspecting the cam shaft
NOTE
TO MEASURE WEAR LIMITS AND COUPLING CLEARANCES, SEE THE SPECIFICATIONS CHAP-
TER.
See also
Cylinder head
Refitting the head and timing system components
- Fit the timing chain sprocket wheel on the crank-
shaft, with the chamfer facing the insertion side.
- Loop the timing chain around the sprocket on the
crankshaft.
- Fit the chain tensioner pad from the cylinder head
side.
- Fit the spacer and the fixing screw.
- Tighten the screw to the prescribed torque.
- Fit the pins and rocker levers.
- Lubricate the 2 rocking levers through the holes
at the top.
- Lubricate the 2 bearings and insert the camshaft
in the cylinder head with the cams opposed to the
rocking levers.
ENG - 134
ATLANTIC 300 i.e.