CAM CHAIN TENSIONER
INSPECTION
• Check the contacting surface of the cam chain tensioner.
• If it is worn or damaged, replace it with a new one.
CAM CHAIN GUIDE
INSPECTION
• Check the contacting surfaces of the cam chain guides No.1
and No.2.
• If they are worn or damaged, replace them with the new ones.
CYLINDER HEAD AND VALVE
VALVE AND VALVE SPRING DISASSEMBLY
• Remove the tappet and shim by fingers or magnetic
hand.
Identify the position of each removed part.
• Insert the special tool between the valve spring and cylin-
der head.
• Using the special tools, compress the valve spring and
remove the two cotter halves from the valve stem.
09916-14510: Valve lifter
09916-14530: Valve lifter attachment
09916-84511: Tweezers
09919-28610: Sleeve protector
To prevent damage of the tappet sliding surface with
the special tool, use the protector.
• Remove the valve spring retainer and valve spring .
• Pull out the valve from the combustion chamber side.
ENGINE 3-33