Yamaha YZF-R125 Service Manual: Disassembling the front fork legs

Yamaha YZF-R125 Service Manual / Chassis / Front fork / Disassembling the front fork legs

The following procedure applies to both of the front fork legs.

1. Remove:

  • Rubber cap
  • Clip "1"
  • Front fork cap "2" (with O-ring)
  • Fork spring

NOTE:

Push the front fork cap in the direction of the arrow shown in the illustration to remove the clip.

Disassembling the front fork legs


2. Drain:

  • Fork oil

NOTE:

Stroke the inner tube several times while draining the fork oil.

Disassembling the front fork legs


3. Remove:

  • Dust seal "1"
  • Oil seal clip "2" (with a flat-head screwdriver)

CAUTION:

Do not scratch the inner tube.

4. Remove:

  • Damper rod bolt "1"
  • Damper rod

NOTE:

While holding the damper rod with the damper rod holder "2" and T-handle "3", loosen the damper rod bolt.


Disassembling the front fork legs


    Removing the front fork legs
    The following procedure applies to both of the front fork legs. 1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of ...

    Checking the front fork legs
    The following procedure applies to both of the front fork legs. 1. Check: Inner tube Outer tube Bends/damage/scratches Replace. WARNINGDo not attempt to straighten a bent inner ...

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    The operation of all control cables and the condition of the cables should be checked before each ride, and the cables and cable ends should be lubricated if necessary. If a cable is damaged or does not move smoothly, have a Yamaha dealer check or replace it. WARNING! Damage to the out ...

    Installing the valves
    The following procedure applies to all of the valves and related components. 1. Deburr: Valve stem end (with an oil stone) 2. Lubricate: Valve stem "1" Valve stem seal "2" (with the recommended lubricant) 3. Install: Lower spring seat "1" Valve stem seal "2" V ...

    Checking the fid (fast idle solenoid)
    1. Disconnect: FID (fast idle solenoid) coupler 2. Check: FID (fast idle solenoid) resistance a. Disconnect the FID (fast idle solenoid) coupler from the FID. b. Connect the pocket tester ( × 10) to the terminals of the FID (fast idle solenoid). Positive tester probe ...

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