Yamaha FZ09E Service Manual page 245

3. Install:
•Valve spring seat "1"
• Valve stem seal "2"
"'ljnt4•;,l•1
• Valve "3"
• Valve spring "4"
• Valve spring retainer "5"
(into the cylinder head)
TIP - - - - - - - - - - - - - - -
• Make sure each valve is installed in its original
place.
• Install the valve springs with the larger pitch "a"
facing up.
j- .
---.
<:>-5
b. Smaller pitch
4. Install:
3
• Valve cotters "1"
I
i
®-2 mm
! ~
- 4
.........
~
---....
TIP - - - - - - - - - - - - - - -
lnstall the valve cotters by compressing the
valve spring with the valve spring compressor
"2" and the valve spring compressor attachment
"3'1.
VALVES AND VALVE SPRINGS
Valve spring compressor
90890-04019
YM-04019
Valve spring compressor attach-
ment
90890-04108
Valve spring compressor adapter
22mm
YM-04108
5. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
NOTICE
Hitting the valve tip with excessive force
could damage the valve.
6. Lubricate:
•Valve pad
(with the recommended lubricant)
l
Recommended lubricant
Molybdenum disulfide oil
• Valve lifter
(with the recommended lubricant)
I--.
Recommended lubricant
l Engine oil
5-28
7. Install:
•Valve pad
• Valve lifter