Front Wheel Bearings
1. Raise the front end of the motorcycle, and spin the wheel by hand. Touch the axle or front fork white spinning the wheel. Replace the bearings if any vibration is detected.
Note: It may be necessary to retract the brake pads from the disk in order to freely rotate the wheel.
Steering Head Inspection
1. Place the motorcycle on its centerstand, then elevate the front wheel.
2. Check the steering assembly bearings. Grasp the bottom of the forks and gently rock the fork assembly back and forth. Adjust if any looseness can be detected.
Adjustment
FRONT FORK OIL CHANGE
WARNING:
Securely support the motorcycle so there is no danger of it falling over.
1. Place a suitable stand under the engine to raise the front wheel off the ground.
2. Remove the air valve cap (1)
Cable inspection and lubrication steps:
• Remove the two screws that secure throttle housing to handlebar.
• Hold cable end high and apply several drops of lubricant to cable.
• Coat metal surface of disassembled throttle twist grip with suitable all-purpose grease to minimize friction.
•Check for damage to cable insulation. Replace any corroded or obstructed cables.
FRONT BRAKE
Brake Fluid Inspection
1. Check the Brake fluid level. Replenish as required.
NOTE:
Use only DOT 3 or equivalent fluid from a sealed container.
(1) Oil
FINAL GEAR OIL Oil Level Measurement
1. Place the motorcycle on a level area and place on its centerstand.
2. Remove the oil filler cap
3. Observe the oil level (2) and add oil if necessary.
NOTE:
Insufficient compression pressure will result in performance loss.
1. Measure:
•Valve clearance
Out of specification > Adjust.
2. Warm up the engine.
3. Remove:
•Spark plugs
4. Measure:
• Compression pressure
COOLANT
Recommended Coolant:
High Quality Ethylene Glycol Antifreeze Containing Anti-corrosion for Aluminum Engine Inhibitors Coolant and Water
ENGINE OIL
At 5°C(40°F) or Higher: Yamalube 4-Cycle Oil or SAE 20W40 Type SE Motor Oil
At15°C(60°F) or Lower: SAE 10W30 Type SE Motor Oil