Yamaha FZS1000N Service Manual page 231

VALVES AND VALVE SPRINGS
4. Install:
R valve cotters 1
NOTE:
Install the valve cotters by compressing the
valve spring with the valve spring compressor
2 and adapter 3 .
5. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
CAUTION:
Hitting the valve tip with excessive force
could damage the valve.
6. Install:
R valve pad 1
R valve lifter 2
NOTE:
R Apply molybdenum disulfide oil onto the valve
lifter and valve pad.
R The valve lifter must move smoothly when ro-
tated with a finger.
R Each valve lifter and valve pad must be rein-
stalled in its original position.
5-28
ENG
Valve spring compressor set,
Quick release
YM-04019
Adapter
Intake valve
YM-4114
Exhaust valve
YM-4108