Yamaha Tenere 700 2020, Service Manual

Page: 243 / 472

OIL PUMP
5-56
EAS30336
CHECKING THE SPROCKET AND CHAIN
1. Check:
• Oil pump drive sprocket
Refer to “CHECKING THE CLUTCH HOUS-
ING” on page 5-47.
• Oil pump driven sprocket
Refer to “CHECKING THE OIL PUMP” on
page 5-56.
2. Check:
• Oil pump drive chain
Damage/stiffness
→
Replace the oil pump
drive chain, oil pump drive sprocket (clutch
housing), and oil pump driven sprocket as a
set.
EAS30337
CHECKING THE OIL PUMP
1. Check:
• Oil pump driven sprocket
• Oil pump housing
Cracks/damage/wear
→
Replace the oil
pump assembly.
2. Measure:
• Inner-rotor-to-outer-rotor-tip clearance “a”
• Outer-rotor-to-oil-pump-housing clearance
“b”
3. Check:
• Oil pump operation
Rough movement
→
Repeat steps (1) and
(2) or replace the oil pump assembly.
EAS30338
CHECKING THE RELIEF VALVE
1. Check:
• Relief valve
• Spring
Damage/wear
→
Replace the oil pump as-
sembly.
EAS30342
ASSEMBLING THE OIL PUMP
1. Lubricate:
• Inner rotor
• Outer rotor
(with the recommended lubricant)
2. Lubricate:
• Oil pump driven sprocket
(with the recommended lubricant)
3. Install:
• Oil pump driven sprocket
• Pin
• Outer rotor
• Inner rotor
• Oil pump cover
• Oil pump cover screw
TIP
Align the pin in the oil pump shaft with the
grooves “a” in the inner rotor “1”.
Inner-rotor-to-outer-rotor-tip
clearance
0.080 mm (0.0031 in)
Limit
0.120 mm (0.0047 in)
Outer-rotor-to-oil-pump-housing
clearance
0.090–0.150 mm (0.0035–0.0059
in)
Limit
0.220 mm (0.0087 in)
1. Inner rotor
2. Outer rotor
G0 88 996
Recommended lubricant
Engine oil
Recommended lubricant
Engine oil
T
R
.
.
Oil pump cover screw
3.8 N·m (0.38 kgf·m, 2.8 lb·ft)
G0 88 997