Yamaha YZF-R125 Service Manual: Removing the rear wheel (disc)
1. Stand the vehicle on a level surface.
| WARNING Securely support the vehicle so that there is no danger of it falling over. |
2. Elevate:
- Rear wheel
NOTE:
Place the vehicle on a suitable stand so that the rear wheel is elevated.
3. Remove:
- Rear brake caliper
NOTE:
Do not depress the brake pedal when removing the rear wheel.
4. Loosen:
- Drive chain adjusting locknut
- Drive chain adjusting bolt
5. Remove:
- Rear wheel axle nut
- Rear wheel axle
- Drive chain pullers
- Collars
- Rear wheel
NOTE:
Push the rear wheel forward and remove the drive chain from the rear wheel sprocket.
Disassembling the rear wheel
1. Remove:
- Oil seals
- Wheel bearings Refer to "DISASSEMBLING THE FRONT WHEEL" on page 4-8.
Rear wheel
...
Checking the rear wheel
1. Check:
Rear wheel axle
Rear wheel
Wheel bearings
Oil seals
Refer to "CHECKING THE FRONT WHEEL"
on page 4-8.
2. Check:
Tire
Rear wheel
Damage/wear → Replace.
Refer ...
Other materials:
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 ...
Checking the thermostat
1. Check:
Thermostat
Does not open at 80.5-83.5 C (176.9-182.3
F) Replace.
a. Suspend the thermostat "1" in a container "2"
filled with water.
b. Slowly heat the water "3".
c. Place a thermometer "4" in the water.
d. While stirring the water, observe the thermostat
and th ...
Lubrication diagrams
Clutch push lever
Main axle
Drive axle
Crankshaft
Oil filter
Oil pump assembly
Oil strainer
To cylinder head
Camshaft
Crankshaft
Main axle
Drive axle
...