Yamaha YZF-R125 Service Manual: Checking the throttle body joint and air filter case joint

Yamaha YZF-R125 Service Manual / Periodic checks and adjustments / Engine / Checking the throttle body joint and air filter case joint

1. Remove:

  • Right lower side cowling
  • Left lower side cowling Refer to "GENERAL CHASSIS" on page 4-1.

2. Check:

  • Throttle body joint "1"
  • Air filter case joint "2" Cracks/damage Replace.

Checking the throttle body joint and air filter case joint


3. Install:

  • Right lower side cowling
  • Left lower side cowling Refer to "GENERAL CHASSIS" on page 4-1.
    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 ...

    Checking the fuel line
    1. Remove: Left side panel Refer to "GENERAL CHASSIS" on page 4-1. 2. Lift the fuel tank. (Do not disconnect the fuel hose, drain hose 3. Check: Fuel hose "1" Cracks/damage → Replac ...

    Other materials:

    Checking the valve springs
    The following procedure applies to all of the valve springs. 1. Measure: Valve spring free length "a" Out of specification Replace the valve spring. 2. Measure: Compressed valve spring force "a" Out of specification Replace the valve spring. b. Installed length 3. ...

    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 ROUTING" on page 2-33. CAUTION:When installing the brake hose onto the brake calip ...

    Assembling the main axle and drive axle
    1. Install: Toothed washer "1" Circlip "2" NOTE: Be sure to install the circlip so that its sharp edge "a" is facing away from the toothed washer and gear. Be sure the circlip ends "b" are positioned at the axle spline groove "c". 2. Install: 2nd pinion gear "1" NO ...

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