Yamaha YZF-R125 Service Manual: Removing the rear brake master cylinder

Yamaha YZF-R125 Service Manual / Chassis / Rear brake / Removing the rear brake master cylinder

NOTE:

Before removing the rear brake master cylinder, drain the brake fluid from the entire brake system.

1. Disconnect:

  • Rear brake light switch coupler

2. Loosen:

  • Rear brake light switch "1"

3. Remove:

  • Rear brake master cylinder bolts
  • Rear brake master cylinder

4. Remove:

  • Rear brake light switch "1"
  • Copper washers "2"
  • Brake hose "3"

Removing the rear brake master cylinder


NOTE:

To collect any remaining brake fluid, place a container under the master cylinder and the end of the brake hose.

    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 ...

    Checking the rear brake master cylinder
    1. Check: Brake master cylinder Damage/scratches/wear Replace. Brake fluid delivery passages (brake master cylinder body) Obstruction Blow out with compressed air. 2. Check: Brake ...

    Other materials:

    Removing the cylinder head
    1. Align: "I" mark "a" on the generator rotor (with the stationary pointer "b" on the generator cover) a. Turn the crankshaft counterclockwise. b. When the piston is at TDC on the compression stroke, align the "I" mark "c" on the camshaft sprocket with the mark "d" on the cylinder h ...

    Checking the rocker arms and rocker arm shafts
    The following procedure applies to all of the rocker arms and rocker arm shafts. 1. Check: Rocker arm Damage/wear Replace. 2. Check: Rocker arm shaft Blue discoloration/excessive wear/pitting/ scratches  Replace or check the lubrication system. 3. Measure: Rocke ...

    Circuit diagram
    4. Main fuse 5. Main switch 9. Battery 14.Neutral switch 25.ECU (engine control unit) 31.Fuel sender 34.Rear brake light switch 35.Front brake light switch 37.Tail/brake light 38.Rear right turn signal light 39.Rear left turn signal light 40.Front right turn signal light 41.Front lef ...

    2025 Copyright www.yam-r125.net |