Yamaha YZF-R125 Service Manual: Assembling the oil pump

Yamaha YZF-R125 Service Manual / Engine / Oil pump / 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".

Assembling the oil pump


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:

    Installing the rear brake caliper
    1. Install: Brake caliper "1" Copper washers Brake hose "2" Union bolt "3" WARNINGProper brake hose routing is essential to insure safe vehicle operation. Refer to "CABLE ROUTING" on page 2-33. CAUTION:When installing the brake hose onto the brake calip ...

    Cleaning and lubricating the drive chain
    The drive chain must be cleaned and lubricated at the intervals specified in the periodic maintenance and lubrication chart, otherwise it will quickly wear out, especially when riding in dusty or wet areas. Service the drive chain as follows. NOTICE The drive chain must be lubricated ...

    Replacing the air filter element and cleaning the check hose
    The air filter element should be replaced at the intervals specified in the periodic maintenance and lubrication chart. Have a Yamaha dealer replace the air filter element more frequently if you are riding in unusually wet or dusty areas. In addition, the air filter check hose must be ...

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