Front Fork Oil Change

Front fork oil change

Warning:

1.    Fork oil leakage can cause loss of stability and safe handling. Have any problem corrected before operating the motorcycle.

2.    Securely support the motorcycle so there is no danger of it falling over.

1.  Raise the motorcycle so that there is no weight on the front end of the motorcycle.

2.    Remove the rubber air valve cap from the the top of each fork.

3.    Keep the valve open by pressing it for several seconds so that the air can be let out of the inner tube.

1. Push

4. Loosen the pinch bolts and remove the cap bolt from each inner tube.

1. Cap bolt
2. Pinch bolt

5. Place an open container under each drain hole. Remove the drain screw from each outer tube.

Warning:

Do not allow oil to contact the disc brake components. If any oil should contact the brake components it must be removed before the motorcycle is operated. Oil will cause diminished braking capacity and will damage the rubber components of the brake assembly.

1. Drain screw

6.   When most of the oil has drained, slowly raise and lower the outer tubes to pump out the remaining oil.

7.    Inspect the drain screw gasket. Replace if damaged. Reinstall the drain screw.

8.    Pour the specified amount of oil into the fork inner tube.

Front fork oil (each fork): 278 cm³(9.8 Imp oz)

Recommended oil:

Yamaha Fork Oil 20 wt or SAE 10W30 type SE motor oil

9. After filling, slowly pump the forks up and.down to distribute the oil.

10.    Inspect the O-ring on the cap bolt. Replace if damaged.

11.    Reinstall the cap bolt and the rubber cap. Then, tighten the pinch bolts.

1. Cap bolt

2. Spacer

Tightening torque:
Cap bolt:23 Nm (2.3m.kg, 17ft-lb)
Pinch bolt:20 Nm (2.0m-kg, 14 ft-lb)

12. Fill the fork with air using a manual air pump or other pressurized air supply. Refer to "Front fork and rear shock absorber adjustment" for proper air pressure adjusting.

Maximum air pressure:
118kPa (1.2kg/cm²,17psi) Do not exceed this amount.