Refitting The Valves; Inspecting The Cam Shaft - APRILIA SR MAX 125 ie Service Station Manual

SR MAX 125 ie
Engine

Refitting the valves

- Lubricate the valve guides with engine oil.
- Place the valve spring supports on the head.
- Using the special punch, fit the four valve seal rings.
- Fit the valves, the springs and the caps. Using the appropriate tool with adapter, compress the springs
and insert the cotters in their seats.
NOTE
DO NOT CHANGE THE VALVE FITTING POSITION. FIT THE VALVE SPRINGS WITH THE REF-
ERENCE COLOUR ON COTTER SIDE (TURNS WITH GREATER PITCH).
Specific tooling
020306Y Punch for assembling valve seal rings
020382Y011 adapter for valve removal tool
020382Y Tool to extract valve cotters

Inspecting the cam shaft

NOTE
ENG - 139