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:

    Removing the rear brake master cylinder
    NOTE: Before removing the rear brake master cylinder, drain the brake fluid from the entire brake system. 1. Disconnect: Rear brake light switch coupler 2. Loosen: Rear brake light switch "1" 3. Remove: Rear brake master cylinder bolts Rear brake master cylinder 4. Remove: ...

    Checking the steering head
    1. Wash: Bearings Bearing races 2. Check: Bearings Bearing races Damage/pitting →Replace. 3. Replace: Bearings Bearing races a. Remove the bearing races from the steering head pipe with a long rod "1" and hammer. b. Remove the bearing race from the lower bracket ...

    Checking the relays
    Check each switch for continuity with the pocket tester. If the continuity reading is incorrect, replace the relay. 1. Disconnect the relay from the wire harness. 2. Connect the pocket tester ( × 1) and battery (12 V) to the relay terminal as shown. Check the relay operation. Out ...

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