Yamaha YZF-R125 Service Manual: Checking and lubricating the cables
The following procedure applies to all of the inner and outer cables.
| WARNING Damaged outer cable may cause the cable to corrode and interfere with its movement. Replace damaged outer cable and inner cables as soon as possible. |
1. Check:
- Outer cable
Damage
Replace.
2. Check:
- Cable operation
Rough movement
Lubricate.
NOTE:
Hold the cable end upright and pour a few drops of lubricant into the cable sheath or use a suitable lubricating device.
Lubricating the clutch lever
Lubricate the pivoting point and metal-to-metal
moving parts of the lever.
Lubricating the brake lever
Lubricate the pivoting point and metal-to-metal
moving parts of the lever. 
Lubricating the pedals
Lubricate the pivoting point and metal-to-metal
moving parts of the pedals. 
Lubricating the sidestand
Lubricate the pivoting point and metal-to-metal
moving parts of the sidestand.
Lubricating the rear suspension
Lubricate the pivoting point and metal-to-metal
moving parts of the rear suspension.
Checking the wheels
The following procedure applies to both of the
wheels.
1. Check:
Wheel
Damage/out-of-round → Replace.
WARNINGNever attempt to make any repairs to the
wheel.
NOTE:
After a t ...
Electrical system
Checking and charging the battery
Refer to "ELECTRICAL COMPONENTS" on
page 8-57.
Checking the fuses
Refer to "ELECTRICAL COMPONENTS" on
page 8-57. ...
Other materials:
Checking the valves and valve guides
The following procedure applies to all of the
valves and valve guides.
1. Measure:
Valve-stem-to-valve-guide clearance
Out of specification Replace the
valve
guide.
Valve-stem-to-valve-guide clearance =
Valve guide inside diameter "a" -
Valve stem diameter "b"
2. Replace:
...
Unstable handling
Handlebars
- Bent or improperly installed right handlebar
- Bent or improperly installed left handlebar
1. Steering head components
- Improperly installed upper bracket
- Improperly installed lower bracket
(improperly tightened ring nut)
- Bent steering stem
- Damaged ball bearing or bearing ...
Identification
Vehicle identification number
The vehicle identification number "1" is stamped
into the right side of the steering head pipe.
Model label
The model label "1" is affixed to the frame. This
information will be needed to order spare parts.
...