Yamaha YZF-R125 Service Manual: Installing the steering head

Yamaha YZF-R125 Service Manual / Chassis / Steering head / Installing the steering head

1. Lubricate:

  • Upper bearing
  • Lower bearing
  • Bearing races

2. Install:

  • Lower ring nut
  • Rubber washer
  • Upper ring nut
  • Lock washer Refer to "CHECKING AND ADJUSTING THE STEERING HEAD" on page 3-22.

3. Install:

  • Upper bracket
  • Steering stem nut

NOTE:

Temporarily tighten the steering stem nut.

4. Install:

  • Front fork legs Refer to "FRONT FORK" on page 4-44.

NOTE:

Temporarily tighten the upper and lower bracket pinch bolts.

5. Tighten:

  • Steering stem nut

    Checking the steering head
    1. Wash: Bearings Bearing races 2. Check: Bearings Bearing races Damage/pitting →Replace. 3. Replace: Bearings Bearing races a. Remove the bearing races from the ste ...

    Rear shock absorber assembly
    ...

    Other materials:

    Checking the ignition timing
    NOTE: Prior to checking the ignition timing, check the wiring connections of the entire ignition system. Make sure all connections are tight and free of corrosion. 1. Remove: Rider seat Left lower side cowling Refer to "GENERAL CHASSIS" on page 4-1. 2. Remove: Timing mark acces ...

    Indicator and warning lights
    Indicator and warning lights Neutral indicator light"" Turn signal indicator light"" High beam indicator light"" Engine trouble warning light"" Coolant temperature warning light"" Turn signal indicator light"" This indicator light flashes when the turn signal switch is pushed t ...

    Installing the water pump
    1. Install: Water pump assembly "1" O-rings "2" NOTE: Align the projection "a" on the impeller shaft with the slit "b" on the camshaft sprocket bolt. Lubricate the O-rings with a thin coat of lithiumsoap- based grease. 2. Fill: Cooling system (with the specified amou ...

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