Yamaha YZF-R125 Service Manual: Checking the swingarm

Yamaha YZF-R125 Service Manual / Chassis / Swingarm / Checking the swingarm

1. Check:

  • Swingarm Bends/cracks/damage  
    Replace.

2. Check:

  • Pivot shaft Roll the pivot shaft on a flat surface.

    Bends Replace.


WARNING

Do not attempt to straighten a bent pivot shaft.

Checking the swingarm


3. Wash:

  • Pivot shaft
  • Washer
  • Swingarm adjusting collar
  • Dust covers
  • Spacers
  • Bearings

4. Check:

  • Washer
  • Swingarm adjusting collar
  • Dust covers
  • Spacers

Oil seals Damage/wear Replace.


  • Bearings Damage/pitting Replace.

    Removing the swingarm
    1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of it falling over. NOTE: Place the vehicle on a suitable stand so that th ...

    Installing the swingarm
    1. Lubricate: Bearings Spacers Dust covers Pivot shaft 2. Install: Bearings "1" 2. Swingarm A. Left side B. Right side 3. Install: Swingarm adjusting collar "1" Swin ...

    Other materials:

    Cleaning the air filter element
    NOTE: There is a check hose "1" at the bottom of the air filter case. If dust and/or water collects in this hose, clean the air filter element and air filter case. 1. Remove: Rider seat Refer to "GENERAL CHASSIS" on page 4-1. 2. Remove: Fuel tank Refer to "FUEL TANK" on page ...

    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, ...

    Replacing an auxiliary light bulb
    This model is equipped with two auxiliary lights. If an auxiliary light bulb burns out, replace it as follows. Remove the socket (together with the bulb) by pulling it out. Auxiliary light bulb Remove the burnt out bulb by pulling it out. Insert a new bulb into t ...

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