Yamaha YZF-R125 Service Manual: Checking the friction plates
The following procedure applies to all of the friction plates.
1. Check:
- Friction plate
Damage/wear
Replace the
friction plates as a set.
2. Measure:
- Friction plate thickness
Out of specification
Replace
the friction plates as a set.
NOTE:
Measure the friction plate at four places.
A. Friction plate 1
B. Friction plate 2
C. Friction plate 3 (Green)
a. Green paint
Removing the clutch
1. Straighten the lock washer tab.
2. Loosen:
Clutch boss nut "1"
NOTE:
While holding the clutch boss "2" with the universal
clutch holder "3", loosen the clutch boss nut.
...
Checking the clutch plates
The following procedure applies to all of the
clutch plates.
1. Check:
Clutch plate
Damage Replace the clutch
plates as a
set.
2. Measure:
Clutch plate warpage
(with a surface p ...
Other materials:
Installing the front fork legs
The following procedure applies to both of the
front fork legs.
1. Install:
Front fork leg
Temporarily tighten the upper and lower
bracket pinch bolts.
NOTE:
Make sure the inner tube end position "a" is 24.5
mm (0.96 in) from the top of the upper bracket.
2. Tighten:
Lower br ...
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 direction of the arrow
shown in the illustration to remove the clip.
2. Drain:
Fork oil
NOTE ...
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
...