Checking The Chain; Checking The Sliders; Cam Timing - APRILIA ETX 150 Service Station Manual

ETX - STX 150
Checking the chain tensioner
•
Check that there is no damage and re-
place the component if necessary.
•
Check that the one-way cam works
properly: if it does not move smoothly,
replace the chain tensioner.

Checking the chain

Check the timing chain for damage or stiffness
while moving.
If necessary, replace the timing chain together with
the camshaft gears.
Check the timing chain guide sliders for damage.
If necessary, replace the parts.

Checking the sliders

- Check that the guide slider and the tensioner pad
are not excessively worn.
- Replace the sliders when wear is found.

Cam timing

Engine
ENG - 101