Yamaha YZF-R125 Service Manual: Adjusting the throttle cable free play

Yamaha YZF-R125 Service Manual / Periodic checks and adjustments / Engine / Adjusting the throttle cable free play

NOTE:

Prior to adjusting the throttle cable free play, the engine idling speed should be adjusted.

1. Check:

  • Throttle cable free play "a" Out of specification →Adjust.

Adjusting the throttle cable free play



2. Remove:

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

3. Adjust:

  • Throttle cable free play

a. Loosen the locknut "1" on the accelerator cable.

b. Turn the adjusting nut "2" in direction "a" or "b" until the specified throttle cable free play is obtained.


c. Tighten the locknut.


Adjusting the throttle cable free play


NOTE:

If the specified throttle cable free play cannot be obtained on the throttle body end of the cable, use the adjusting nut on the handlebar end.

a. Slide back the rubber cover "1".

b. Loosen the locknut "2".

c. Turn the adjusting nut "3" in direction "a" or "b" until the specified throttle cable free play is obtained.


Adjusting the throttle cable free play


d. Tighten the locknut.

e. Slide the rubber cover to its original position.

WARNING

After adjusting the throttle cable free play, start the engine and turn the handlebar to the right or left to ensure that this does not cause the engine idling speed to change.

4. Install:

  • Right side panel Refer to "GENERAL CHASSIS" on page 4-1.
    Adjusting the engine idling speed
    NOTE: Prior to adjusting the engine idling speed, the air filter element should be clean, and the engine should have adequate compression. 1. Start the engine and let it warm up for several minut ...

    Checking the spark plug
    1. Remove: Right side cover Refer to "GENERAL CHASSIS" on page 4-1. 2. Disconnect: Spark plug cap 3. Remove: Spark plug CAUTION:Before removing the spark plug, blow away ...

    Other materials:

    Checking the clutch housing
    1. Check: Clutch housing dogs "1" Damage/pitting/wear  Deburr the clutch housing dogs or replace the clutch housing. NOTE: Pitting on the clutch housing dogs will cause erratic clutch operation. 2. Check: Bearing Damage/wear Replace the bearing and clutch housin ...

    Adjusting the brake pedal free play
    Adjusting the brake pedal free play Brake pedal free play The brake pedal free play should measure 3.5-4.5 mm (0.14-0.18 in) as shown. Periodically check the brake pedal free play and, if necessary, have a Yamaha dealer adjust it. WARNING An incorrect brake pedal free play in ...

    Checking the rear wheel
    1. Check: Rear wheel axle Rear wheel Wheel bearings Oil seals Refer to "CHECKING THE FRONT WHEEL" on page 4-8. 2. Check: Tire Rear wheel Damage/wear → Replace. Refer to "CHECKING THE TIRES" on page 3-23 and "CHECKING THE WHEELS" on page 3-25. 3. Measure: Radi ...

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