Yamaha Tenere 700 2020, Service Manual

Page: 219 / 472

VALVES AND VALVE SPRINGS
5-32
1. Deburr:
• Valve stem end
(with an oil stone)
2. Lubricate:
• Valve stem
• Valve stem end
(with the recommended lubricant)
3. Install:
• Valve spring seat “1”
(into the cylinder head)
• Valve stem seal “2”
• Valve “3”
• Valve spring “4”
• Valve spring retainer “5”
TIP
• Make sure each valve is installed in its original
place.
• Install the valve springs with the larger pitch “a”
facing up.
4. Install:
• Valve cotters
TIP
Install the valve cotters by compressing the
valve spring with the valve spring compressor
“1” and the valve spring compressor attachment
“2”.
5. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
NOTICE
ECA13800
Hitting the valve tip with excessive force
could damage the valve.
6. Lubricate:
• Valve lifter
(with the recommended lubricant)
7. Install:
• Valve pad
• Valve lifter
TIP
• The valve lifter must move smoothly when ro-
tated with a finger.
• Each valve lifter and valve pad must be rein-
stalled in their original position.
Recommended lubricant
Molybdenum disulfide oil
b. Smaller pitch
New
G0 88 97 3
Valve spring compressor
90890-04019
Valve spring compressor
YM-04019
Valve spring compressor attach-
ment (ø26)
90890-01243
Valve spring compressor adapt-
er (26 mm)
YM-01253-1
Recommended lubricant
Engine oil
G0 88 959
G0 88 975