Yamaha YZF-R125 Service Manual: Checking the shift forks
The following procedure applies to all of the shift forks.
1. Check:
- Shift fork cam follower "1"
- Shift fork pawl "2"
Bends/damage/scoring/wear
Replace the shift fork.
2. Check:
- Shift fork guide bar
Roll the shift fork guide bar on a flat surface.
Bends
Replace.
| WARNING Do not attempt to straighten a bent shift fork guide bar. |
3. Check:
Shift fork movement
(along the shift fork guide bar)
Rough movement Replace the shift
forks
and shift fork guide bar as a set.
Transmission
...
Checking the shift drum assembly
1. Check:
Shift drum groove
Damage/scratches/wear Replace
the shift
drum assembly.
Shift drum segment "1"
Damage/wear Replace the
shift drum assembly.
Shift drum bearing "2" ...
Other materials:
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
and a loss of stability.
NOTE:
When assembling the front fork leg, be sure to
rep ...
Introduction
Welcome to the Yamaha world of motorcycling!
As the owner of the YZF-R125, you are benefiting from Yamaha's vast
experience and newest technology regarding the design
and manufacture of high-quality products, which have earned Yamaha a reputation
for dependability.
Please take the time to re ...
Lubricating the drive chain
The drive chain consists of many interacting
parts. If the drive chain is not maintained properly,
it will wear out quickly. Therefore, the drive
chain should be serviced, especially when the
vehicle is used in dusty areas.
This vehicle has a drive chain with small rubber
O-rings between eac ...