2008 Yamaha Motorsports Big Bear 400 4x4 IRS Owners Manual - Page 109

2008 Yamaha Motorsports Big Bear 400 4x4 IRS Manual

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ECB00420 CAUTION: Be sure no foreign material enters the final gear case. 7. Install the oil filler bolt, and then tighten it to the specified torque. Tightening torque: Final gear oil filler bolt: 24 Nm (2.4 m·kgf, 17 ft·lbf) 1. Final gear oil filler bolt 2. Correct oil level 3. Final gear oil Recommended final gear oil: See page 10-1. NOTE: If the recommended oil is not available, SAE80W90 API GL-5 Hypoid gear oil may be used instead. However, when using this oil, noise from the final gear case may occur when applying the rear brake. 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) EBU23421 8 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. 8-17

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8-17
8
NOTE:
If the recommended oil is not available, SAE80W-
90 API GL-5 Hypoid gear oil may be used instead.
However, when using this oil, noise from the final
gear case may occur when applying the rear
brake.
CAUTION:
ECB00420
Be sure no foreign material enters the final
gear case.
7.
Install the oil filler bolt, and then tighten it to the
specified torque.
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.
EBU23421
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.
1.
Final gear oil filler bolt
2.
Correct oil level
3.
Final gear oil
Recommended final gear oil:
See page 10-1.
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)