Yamaha YZF-R125 Owners Manual: Checking the front fork
The condition and operation of the front fork must be checked as follows at the intervals specified in the periodic maintenance and lubrication chart.
To check the condition
Check the inner tubes for scratches, damage and excessive oil leakage.
To check the operation
- Place the vehicle on a level surface and hold it in an upright position. WARNING! To avoid injury, securely support the vehicle so there is no danger of it falling over.
- While applying the front brake, push down hard on the handlebars several times to check if the front fork compresses and rebounds smoothly.
Checking the front fork
NOTICE
If any damage is found or the front
fork does not operate smoothly,
have a Yamaha dealer check or repair
it.
Lubricating the swingarm pivots
The swingarm pivots must be lubricated
at the intervals specified in the periodic
maintenance and lubrication chart.
Recommended lubricant:Molybdenum disulfide grease
...
Checking the steering
Worn or loose steering bearings may
cause danger. Therefore, the operation
of the steering must be checked as follows
at the intervals specified in the periodic
maintenance and lubrication
c ...
Other materials:
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.
WARNINGDo not attempt to straighten a bent inner
tube as this may dangerously weaken it.
2. Measure:
Spring free length "a"
Out of sp ...
Periodic maintenance and adjustment
Periodic inspection, adjustment, and lubrication
will keep your vehicle in the
safest and most efficient condition possible.
Safety is an obligation of the vehicle
owner/operator. The most important
points of vehicle inspection, adjustment,
and lubrication are explained on
the followin ...
Installing the clutch
1. Install:
Conical spring washer "1"
NOTE:
Install the conical spring washer as shown in the
illustration.
2. Install:
Clutch housing
Thrust washer "1"
NOTE:
Be sure to install the thrust washer so that its
sharp edge "a" is facing away from the clutch
boss.
3. Instal ...