Spark Plug Maintenance; Air Cleaner Maintenance; Carburetor Idle Speed Adjustment; Engine Oil Change - Bad Boy 1500G Owner's & Parts Manual

Additional maintenance suggestions:
Clean or replace the air cleaner element more often when the UTV is operated in dusty conditions or in a heavily polluted
environment. Maintenance should be performed more often if the UTV is frequently operated in high speed and after the UTV
has accumulated a higher mileage.
Preventive maintenance:
Ignition system- perform maintenance and check when continuous abnormal misfire, after-burn or overheating occurs.
Carbon deposit removal – remove carbon deposits in cylinder head, piston and exhaust system when power is obviously
lower than normal.
Spark Plug
Recommended spark plug: CR7E.
Installation instructions:
• Remove spark plug cap.
• Clean dirt around the spark plug hole.
• Remove spark plug.
• Measure spark plug gap. Spark plug gap: 0.7-0.8 mm.
• Carefully bend ground electrode of the plug to adjust the gap if necessary.
• Hold spark plug washer and install the spark plug.
• Tighten the plug by turning ½ turn more with plug socket after installed.
Air Cleaner
Installation Instructions:
• Loosen 2 hooks from the air cleaner cover and then remove the cover and then remove the air cleaner.
• Do not clean. Replace as necessary.

Carburetor Idle Speed Adjustment

• Set the parking brake.
• Shift the transmission to neutral.
• Warm up the engine.
• Turn the throttle valve stopper screw to specified idle speed. (Specified idle speed: 1500+ - 100rpm)
Engine Oil
• Pull the UTV on to a flat surface, turn off the engine and engage the parking brake.
• Check the oil level with oil dipstick.
• Do not screw the dipstick into the engine when checking. If oil level is low, fill with recommended oil to upper level.
Instructions for changing:
• Place an oil pan under the UTV and remove oil drain plug.
• After drained, make sure washer can be re-used.
• Install oil drain plug.
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