Yamaha YZF-R125 Service Manual: Checking the front fork legs
The following procedure applies to both of the front fork legs.
1. Check:
- Inner tube
- Outer tube
Bends/damage/scratches
Replace.
| WARNING Do not attempt to straighten a bent inner tube as this may dangerously weaken it. |
2. Measure:
- Spring free length "a"
Out of specification
Replace.
3. Check:
- Damper rod
Damage/wear
Replace.
Obstruction
Blow out all
of the oil passages with compressed air. - Oil flow stopper
Damage
Replace.
| CAUTION: When disassembling and assembling the front fork leg, do not allow any foreign material to enter the front fork. |
Disassembling the front fork legs
The following procedure applies to both of the
front fork legs.
1. Remove:
Rubber cap
Clip "1"
Front fork cap "2"
(with O-ring)
Fork spring
NOTE:
Push the front fork cap in the direc ...
Assembling the front fork legs
The following procedure applies to both of the
front fork legs.
WARNING
Make sure the oil levels in both front fork
legs are equal.
Uneven oil levels can result in poor handling
...
Other materials:
Checking the brake fluid level
Front brake
Front brake
Minimum level mark
Rear brake
Rear brake
Minimum level mark
Insufficient brake fluid may allow air to
enter the brake system, possibly causing
it to become ineffective.
Before riding, check that the brake fluid
is above the minimum level mark an ...
Be a Responsible Owner
As the vehicle's owner, you are responsible
for the safe and proper operation
of your motorcycle.
Motorcycles are single-track vehicles.
Their safe use and operation are dependent
upon the use of proper riding
techniques as well as the expertise of
the operator. Every operator should
...
Electrical components
1. Main switch
2. Clutch switch
3. Front brake light switch
4. Ignition coil
5. Throttle body sensor assembly (intake air
pressure sensor, intake air temperature
sensor, throttle position sensor)
6. FID (fast idle solenoid)
7. Rectifier/regulator
8. Lean angle sensor
9. Starting circui ...