Yamaha YZF-R125 Service Manual: Checking the cylinder head breather hose

Yamaha YZF-R125 Service Manual / Periodic checks and adjustments / Engine / Checking the cylinder head breather hose

1. Remove:

  • Left side panel Refer to "GENERAL CHASSIS" on page 4-1.

2. Check:

  • Cylinder head breather hose "1" Cracks/damage → Replace.

    Loose connection → Connect properly.

CAUTION:

Make sure the cylinder head breather hose is routed correctly.

Checking the cylinder head breather hose


3. Install:

  • Left side panel Refer to "GENERAL CHASSIS" on page 4-1.
    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 ...

    Checking the exhaust system
    1. Check: Exhaust assembly "1" Cracks/damage → Replace. Exhaust pipe gasket "2" Exhaust gas leaks → Replace. 2. Check: Tightening torques of the exhaust pipe nuts "3" an ...

    Other materials:

    Chain drive
    Removing the drive chain 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 the rear wheel is elevated. ...

    Checking the steering
    Worn or loose steering bearings may cause danger. Therefore, the operation of the steering must be checked as follows at the intervals specified in the periodic maintenance and lubrication chart. Place a stand under the engine to raise the front wheel off the ground. WARNING! To ...

    Important manual information
    Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. WARNING ...

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