Final Gear Oil - Yamaha GRIZZLY 660 YFM66FGX Owner's Manual

G
Make sure that no foreign material enters the
crankcase.
13. 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.
14. Turn the engine off, wait at least ten minutes,
and then check the oil level and correct it if
necessary.
15. Install panel F.
EBU27302

Final gear oil

The final gear case must be checked for oil leak-
age before each ride. If any leakage is found, have
a Yamaha dealer check and repair the ATV. In ad-
8
dition, the final 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 final gear oil level
1. Place the ATV on a level surface.
NOTE:
The final gear oil level must be checked on a cold
engine.
2. Remove the final gear oil level check bolt, and
then check the oil level in the final gear case.
NOTE:
The oil level should be at the brim of the check
hole.
1. Final gear oil
2. Final gear oil level check bolt
3. Correct oil level
3. If the oil is below the brim of the check hole,
remove the final gear oil filler bolt, and then
add sufficient oil of the recommended type to
raise it to the correct level.
8-22