Yamaha YZF-R125 Service Manual: Assembling the oil pump
1. Lubricate:
- Oil pump inner rotor
- Oil pump outer rotor
- Oil pump driven gear
(with the recommended lubricant)
2. Install:
- Oil pump outer rotor
- Oil pump inner rotor "1"
- Oil pump driven gear
- Pin "2"
NOTE:
When installing the inner rotor, align the pin "2" in the oil pump shaft with the groove "a" in the inner rotor "1".
3. Check:
- Oil pump operation Refer to "CHECKING THE OIL PUMP" on page 5-49.
Checking the oil pump
1. Check:
Oil pump drive gear
Oil pump driven gear
Oil pump housing
Oil pump housing cover
Cracks/damage/wear Replace the
defective
part(s).
2. Measure:
Inner-rotor-to-outer-r ...
Installing the oil pump
1. Install:
Oil pump assembly
CAUTION:After tightening the screws, make sure
the
oil pump turns smoothly.
...
Other materials:
Checking the rear shock absorber assembly
1. Check:
Rear shock absorber rod
Bends/damage Replace the rear
shock
absorber assembly.
Rear shock absorber
Oil leaks Replace the rear
shock absorber
assembly.
Spring
Damage/wear Replace the
rear shock absorber
assembly.
Bushing
Damage/wear Replace the rea ...
Cast wheels
To maximize the performance, durability,
and safe operation of your vehicle,
note the following points regarding the
specified wheels.
The wheel rims should be checked
for cracks, bends or warpage before
each ride. If any damage is
found, have a Yamaha dealer replace
the wheel. ...
Checking the clutch boss
1. Check:
Clutch boss splines
Damage/pitting/wear Replace the
clutch
boss.
NOTE:
Pitting on the clutch boss splines will cause erratic
clutch operation.
Checking the pressure plate
1. Check:
Pressure plate
Cracks/damage Replace.
Checking the clutch push lever and short clutch push ...