Yamaha YZF-R125 Service Manual: Installing the bearing retainer

Yamaha YZF-R125 Service Manual / Engine / Crankcase / Installing the bearing retainer

1. Install:

  • Bearing retainer "1"

NOTE:

  • Install the bearing retainer "1" with its "OUT" mark "a" facing outward.
  • Apply locking agent (LOCTITE) to the threads of the bearing retainer bolt.

Installing the bearing retainer


    Checking the bearings and oil seal
    1. Check: Bearings Clean and lubricate the bearings, and then rotate the inner race with your finger. Rough movement Replace. Oil seal Damage/wear Replace. ...

    Assembling the crankcase
    1. Thoroughly clean all the gasket mating surfaces and crankcase mating surfaces. 2. Apply: Sealant (onto the crankcase mating surfaces) NOTE: Do not allow any sealant to come into conta ...

    Other materials:

    Outline of the fi system
    The main function of a fuel supply system is to provide fuel to the combustion chamber at the optimum air-fuel ratio in accordance with the engine operating conditions and the atmospheric temperature. In the conventional carburetor system, the air-fuel ratio of the mixture that is supplied t ...

    Checking the cylinder and piston
    1. Check: Piston wall Cylinder wall Vertical scratches Replace the cylinder, and replace the piston and piston rings as a set. 2. Measure: Piston-to-cylinder clearance a. Measure cylinder bore "C" with the cylinder bore gauge. NOTE: Measure cylinder bore "C" by takin ...

    Checking the clutch springs
    The following procedure applies to all of the clutch springs. 1. Check: Clutch spring Damage Replace the clutch springs as a set. 2. Measure: Clutch spring free length "a" Out of specification Replace the clutch springs as a set. ...

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