Yamaha YZF-R125 Service Manual: Checking the rear shock absorber assembly
1. Check:
- Rear shock absorber rod
Bends/damage
Replace the rear
shock absorber assembly. - Rear shock absorber
Oil leaks
Replace the rear
shock absorber assembly. - Spring
Damage/wear
Replace the
rear shock absorber assembly. - Bushing
Damage/wear
Replace the rear
shock absorber assembly. - Bolts
Bends/damage/wear
Replace.
Removing the rear shock absorber assembly
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 th ...
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.
...
Other materials:
Checking the coolant temperature sensor
1. Remove:
Coolant temperature sensor
WARNING
Handle the coolant temperature sensor
with special care.
Never subject the coolant temperature sensor
to strong shocks. If the coolant temperature
sensor is dropped, replace it.
2. Check:
Coolant temper ...
Adjusting the engine idling speed
NOTE:
Prior to adjusting the engine idling speed, the air
filter element should be clean, and the engine
should have adequate compression.
1. Start the engine and let it warm up for several
minutes.
2. Remove:
Rider seat
Refer to "GENERAL CHASSIS" on page 4-1.
3. Lift the fuel tank. ...
Installing the cylinder head
1. Install:
Cylinder head
NOTE:
Pass the timing chain through the timing chain
cavity.
2. Tighten:
Cylinder head bolts "1"
Cylinder head bolts "2"
NOTE:
Lubricate the cylinder head bolts and washers
with engine oil.
Tighten the cylinder head bolts in the proper
tighten ...