Yamaha YZF-R125 Service Manual: Assembling the rear brake caliper

Yamaha YZF-R125 Service Manual / Chassis / Rear brake / Assembling the rear brake caliper

WARNING
  • Before installation, all internal brake components should be cleaned and lubricated with clean or new brake fluid.
  • Never use solvents on internal brake components as they will cause the brake caliper piston dust seal and piston seal to swell and distort.
  • Whenever a brake caliper is disassembled, replace the brake caliper piston dust seal and piston seal.

    Checking the rear brake caliper
    1. Check: Brake caliper piston "1" Rust/scratches/wear Replace the brake caliper piston. Brake caliper cylinder "2" Scratches/wear Replace the brake caliper assembly. Brake ...

    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 ...

    Other materials:

    Installing the front brake master cylinder
    1. Install: Brake master cylinder "1" Brake master cylinder holder "2" NOTE: Install the brake master cylinder holder with the arrow mark "a" pointing forward. Align the end of the brake master cylinder holder with the punch mark "b" on the handlebar. First, tighten the front bo ...

    Checking the fuses
    The following procedure applies to all of the fuses. CAUTION:To avoid a short circuit, always turn the main switch to "OFF" when checking or replacing a fuse. 1. Remove: Rider seat Refer to "GENERAL CHASSIS" on page 4-1. 2. Check: Fuse a. Connect the pocket te ...

    Installing the camshaft and rocker arms
    1. Lubricate: Rocker arms Rocker arm shafts 2. Lubricate: Camshaft 3. Install: Camshaft "1" NOTE: Make sure that the camshaft projections "a" and hole "b" are positioned as shown in the illustration. 4. Install: Rocker arms Rocker arm shafts "1" NOTE: Make ...

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