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:
General maintenance and lubrication chart
TIP
The air filter needs more frequent service if you are riding in
unusually wet or dusty areas.
Hydraulic brake service
Regularly check and, if necessary, correct the brake fluid level.
Every two years change the brake fluid.
Replace the brake hoses every four ye ...
Checking and replacing the rear wheel sprocket
1. Check:
Rear wheel sprocket
More than 1/4 tooth "a" wear
Replace the
rear wheel sprocket.
Bent teeth Replace the rear
wheel sprocket.
b. Correct
1. Drive chain roller
2. Rear wheel sprocket
2. Replace:
Rear wheel sprocket
a. Remove the self-locking nuts and the ...
Faulty clutch
Clutch slips
1. Clutch
Improperly assembled clutch
Improperly adjusted clutch cable
Loose or fatigued clutch spring
Worn friction plate
Worn clutch plate
2. Engine oil
Incorrect oil level
Incorrect oil viscosity (low)
Deteriorated oil
Clutch drags
1. Clutch
Unevenly t ...