Yamaha YZF-R125 Service Manual: Installing the rear wheel (disc)

Yamaha YZF-R125 Service Manual / Chassis / Rear wheel / Installing the rear wheel (disc)

1. Install:

  • Rear brake disc

NOTE:

Tighten the brake disc bolts in stages and in a crisscross pattern.

Installing the rear wheel (disc)


2. Check:

  • Rear brake disc Refer to "CHECKING THE REAR BRAKE DISC" on page 4-33.

3. Lubricate:

  • Rear wheel axle
  • Contact surface of rear wheel hub and rear wheel
  • Wheel bearings
  • Oil seal lips

4. Adjust:

  • Drive chain slack Refer to "ADJUSTING THE DRIVE CHAIN SLACK" on page 3-21.

    Adjusting the rear wheel static balance
    NOTE: After replacing the tire, wheel or both, the rear wheel static balance should be adjusted. Adjust the rear wheel static balance with the brake disc and rear wheel drive hub installed. ...

    Front brake
    ...

    Other materials:

    Checking the rectifier/regulator
    1. Check: Rectifier/regulator output voltage Out of specification → Replace the rectifier/ regulator. a. Set the engine tachometer to the spark plug lead. b. Connect the pocket tester (DC 20 V) to the rectifier/regulator coupler as shown. Positive tester probe red "1" Negat ...

    Checking the valves and valve guides
    The following procedure applies to all of the valves and valve guides. 1. Measure: Valve-stem-to-valve-guide clearance Out of specification Replace the valve guide. Valve-stem-to-valve-guide clearance = Valve guide inside diameter "a" - Valve stem diameter "b" 2. Replace: ...

    Adjusting the engine idling speed
    The engine idling speed must be checked and, if necessary, adjusted as follows at the intervals specified in the periodic maintenance and lubrication chart. The engine should be warm before making this adjustment. Remove panel A. Check the engine idling speed and, if necessary, ...

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