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:
Removing the valves
The following procedure applies to all of the
valves and related components.
NOTE:
Before removing the internal parts of the cylinder
head (e.g., valves, valve springs, valve seats),
make sure the valves properly seal.
1. Check:
Valve sealing
Leakage at the valve seat Check
the valve
...
Assembling the main axle and drive axle
1. Install:
Toothed washer "1"
Circlip "2"
NOTE:
Be sure to install the circlip so that its sharp
edge "a" is facing away from the toothed washer
and gear.
Be sure the circlip ends "b" are positioned at
the axle spline groove "c".
2. Install:
2nd pinion gear "1"
NO ...
Replacing an auxiliary light bulb
This model is equipped with two auxiliary
lights. If an auxiliary light bulb burns
out, replace it as follows.
Remove the socket (together with
the bulb) by pulling it out.
Auxiliary light bulb
Remove the burnt out bulb by pulling
it out.
Insert a new bulb into t ...