2010 Yamaha Motorsports Big Bear 400 4x4 IRS Owners Manual - Page 99

2010 Yamaha Motorsports Big Bear 400 4x4 IRS Manual

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Tightening torque: Final gear oil filler bolt: 24 Nm (2.4 m·kgf, 17 ft·lbf) 8. Check the final gear case for oil leakage. If oil is leaking, check for the cause. 9. Install the final gear case guard by installing the bolts and tightening them to the specified torque. Tightening torque: Final gear case guard bolt: 7 Nm (0.7 m·kgf, 5.1 ft·lbf) EBU23423 TIP The differential gear oil level must be checked when the engine is cold. 2. Remove the differential gear oil filler bolt, and then check the oil level in the differential gear case. The oil level should be at the brim of the filler hole. Differential gear oil The differential gear case must be checked for oil leakage before each ride. If any leakage is found, have a Yamaha dealer check and repair the ATV. In addition, the differential gear oil level must be checked and the oil changed as follows at the intervals specified in the periodic maintenance and lubrication chart. To check the differential gear oil level 1. Place the ATV on a level surface. 8-18 8 1. Differential gear oil 2. Differential gear oil filler bolt 3. Correct oil level 3. If the oil is below the brim of the filler hole, add sufficient oil of the recommended type to raise it to the correct level.

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8-18
8
8.
Check the final gear case for oil leakage. If oil
is leaking, check for the cause.
9.
Install the final gear case guard by installing
the bolts and tightening them to the specified
torque.
EBU23423
Differential gear oil
The differential gear case must be checked for oil
leakage before each ride. If any leakage is found,
have a Yamaha dealer check and repair the ATV.
In addition, the differential gear oil level must be
checked and the oil changed as follows at the in-
tervals specified in the periodic maintenance and
lubrication chart.
To check the differential gear oil level
1.
Place the ATV on a level surface.
TIP
The differential gear oil level must be checked
when the engine is cold.
2.
Remove the differential gear oil filler bolt, and
then check the oil level in the differential gear
case. The oil level should be at the brim of the
filler hole.
3.
If the oil is below the brim of the filler hole, add
sufficient oil of the recommended type to raise
it to the correct level.
Tightening torque:
Final gear oil filler bolt:
24 Nm (2.4 m·kgf, 17 ft·lbf)
Tightening torque:
Final gear case guard bolt:
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
1.
Differential gear oil
2.
Differential gear oil filler bolt
3.
Correct oil level