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Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
2. Place the vehicle on the center-
stand so that the rear wheel is ele-
vated and then spin the rear wheel.
Is the wheel bearing damaged?
YES ↓
3. Remove the rear wheel. Is the
wheel bearing damaged?
NO ↓
Remove and check the drive shaft
components.
EAS23570
CHECKING THE FINAL DRIVE OIL FOR
CONTAMINATION AND CHECKING THE
SHAFT DRIVE FOR LEAKS
1. Drain:
• Final gear oil
(from the final gear case)
Refer to "CHANGING THE FINAL GEAR
OIL" on page 3-30.
2. Check:
• Final gear oil
Large amount of metal particles → Check for
bearing seizure.
TIP
A small amount of metal particles in the final
gear oil is normal.
3. Check:
• Shaft drive housing
(for oil leaks)
M
MMM
M MMM
M
M MMM
M
a. Thoroughly clean the entire vehicle and then
completely dry it.
b. Apply a leak-locating compound or dry pow-
der spray to the shaft drive.
c. Test ride the vehicle long enough to locate a
leak.
Oil leak → Repair or replace the faulty part(s).
TIP
• What may appear to be an oil leak on a new or
fairly new vehicle, may result from the applica-
tion of a rust preventive coating or excessive
seal lubrication.
• Always clean the vehicle and recheck the area
where the leak is thought to originate from.
email: info@motomatrix.co.uk
M MMM
M
M MMM
M
M MMM
M
MMM
NO →
Rear wheel bearings and shaft drive bear-
ings are probably not damaged. Repeat
the test or remove and check the compo-
nents.
YES →
• Replace the rear wheel bearing.
• Refer to "REAR WHEEL" on page 4-29.
2
1
1
1. Oil seal
2. O-ring
A. Forward
L
LLL
L LLL
L
L LLL
L
EAS23581
MEASURING THE FINAL GEAR BACKLASH
1. Secure the final drive assembly in a vise.
2. Remove:
• Final gear oil drain bolt
3. Drain:
• Final gear oil
(from the final drive assembly)
4. Measure:
• Final gear backlash
Out of specification → Adjust.
4-109
SHAFT DRIVE
A
1
2
L LLL
L
L LLL
L
L LLL
L
LLL
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