Yamaha YZF-R125 Service Manual: Installing the drive chain
1. Lubricate:
- Drive chain
- Master link
2. Install:
- Drive sprocket
- Drive sprocket retainer bolts
3. Install:
- Master link
- O-rings
- Master link plate
- Master link clip "1"
CAUTION:
|
NOTE:
Install the master link plate with its manufacturer mark facing outward.
4. Install:
- Drive sprocket cover
NOTE:
Be sure not to pinch the neutral switch lead when installing the drive sprocket cover.
5. Install:
- Rear wheel Refer to "REAR WHEEL" on page 4-12.
6. Adjust:
- Drive chain slack
Refer to "ADJUSTING THE DRIVE CHAIN
SLACK" on page 3-21.
| CAUTION: A drive chain that is too tight will overload the engine and other vital parts, and one that is too loose can skip and damage the swingarm or cause an accident. Therefore, keep the drive chain slack within the specified limits. |
Checking the drive sprocket
1. Check:
Drive sprocket
More than 1/4 tooth "a" wear
Replace the
drive chain sprockets as a set.
Bent teeth Replace the drive
chain sprockets
as a set.
b. Correct
1. Dri ...
Engine
...
Other materials:
Checking the rear brake disc
1. Remove:
Rear wheel
Refer to "REAR WHEEL" on page 4-12.
2. Check:
Brake disc
Damage/galling → Replace.
3. Measure:
Brake disc deflection
Out of specification → Correct the brake
disc
deflection or replace the brake disc.
Refer to "CHECKING THE FRONT BRAKE
DIS ...
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 ...
Installing the swingarm
1. Lubricate:
Bearings
Spacers
Dust covers
Pivot shaft
2. Install:
Bearings "1"
2. Swingarm
A. Left side
B. Right side
3. Install:
Swingarm adjusting collar "1"
Swingarm "2"
Pivot shaft
Pivot shaft nut "3"
a. Install, and then fully turn in the swingarm adju ...