Yamaha YZF-R125 Service Manual: Installing the relay arm
1. Lubricate:
- Spacers
- Bearings
- Oil seals
- Bolts (unthreaded shaft portion only)
2. Install:
- Bearing "1" (to the relay arm)
- Oil seal "2"
(to the relay arm)
3. Rear shock absorber assembly
4. Relay arm
5. Connecting arm
A. Left side
B. Right side
Checking the connecting arms and relay arm
1. Check:
Connecting arms
Relay arm
Damage/wear Replace.
2. Check:
Bearings
Oil seals
Damage/pitting Replace.
3. Check:
Spacers
Damage/scratches Replace.
...
Installing the rear shock absorber assembly
1. Install:
Rear shock absorber assembly
Relay arm "1"
NOTE:
Install the relay arm as shown in the illustration.
2. Tighten:
Rear shock absorber assembly upper nut
Relay arm nu ...
Other materials:
Installing the water pump
1. Install:
Water pump assembly "1"
O-rings "2"
NOTE:
Align the projection "a" on the impeller shaft
with the slit "b" on the camshaft sprocket bolt.
Lubricate the O-rings with a thin coat of lithiumsoap-
based grease.
2. Fill:
Cooling system
(with the specified amou ...
Checking the clutch boss
1. Check:
Clutch boss splines
Damage/pitting/wear Replace the
clutch
boss.
NOTE:
Pitting on the clutch boss splines will cause erratic
clutch operation.
Checking the pressure plate
1. Check:
Pressure plate
Cracks/damage Replace.
Checking the clutch push lever and short clutch push ...
Chain drive
Removing the drive chain
1. Stand the vehicle on a level surface.
WARNINGSecurely support the vehicle so that there
is
no danger of it falling over.
NOTE:
Place the vehicle on a suitable stand so that the
rear wheel is elevated. ...