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PERIODIC MAINTENANCE
PERIODIC MAINTENANCE
Inspecting and Changing the Final Gear Oil
Inspect final gear oil level monthly and change final gear oil every 3 months.
To check level, remove
level screw on the left
rear engine case. If gear
oil does not come out of
hole, add until it does.
To drain gear oil, remove
the drain plug at the rear
bottom of the engine
case. It is recommended
to warm the engine for
10 minutes or more
before draining final gear
oil.
SPARK PLUG - NGK C7HSA
• Clean up the carbon around the spark plug to prevent the carbon from dropping into the cylinder
when removing the spark plug.
• Remove the spark plug.
• Clean up carbon accumulation on the spark plug with a steel brush or a
blade.
• Inspect the spark plug gap, in general it should be about
Spark plug gap: .024 in. ~ .028 in. (0.6 ~ 0.7mm).
Note: If the carbon accumulation and wear on the spark plug appear to be
excessive, replace it with a spark plug of the same specification.
BRAKE PERFORMANCE
• Always check that there is plenty of brake fluid in the brake
fluid reservoir.
• Ensure that the rear brake pads are in good condition.
• Check the brake rotor for abnormal wear.
• DOT 3 – 4 brake fluid
Note:
API Service Standard GL-5, GL-4,
GL-3 SAE 80W 90
gear oil is
recommended in the final drive case.
However, in extreme cold weather
conditions it is then advised to use
lighter viscosity oil, such as 75 wt.
Final drive capacity: 80cc (3 oz.)
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