Final Gear Oil - Yamaha Big Bear YFM400R Owner's Manual

12. Start the engine, and then let it idle for
several minutes while checking it for oil
leakage. If oil is leaking, immediately turn
the engine off and check for the cause.
13. Turn the engine off, and then check the
oil level and correct it if necessary.
EBU01145

Final gear oil

Final gear oil measurement
1. Place the machine on a level surface.
2. Remove the oil filler bolt, and then check
the oil level in the final gear case.
NOTE:
_
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.
CAUTION:
_
Be sure no foreign material enters the final
gear case.
_
4. Install the oil filler bolt.
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