Polaris 2003 MSX owner manual Maintenance and Lubrication

Models: 2003 MSX

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MAINTENANCE AND LUBRICATION

Spark Plugs

A spark plug with cracked porcelain or damaged threads should be changed immediately. If the electrodes are badly worn or burned the plug should also be replaced.

If the spark plug is in good condition, clean it with a clean shop cloth and/or wire brush. Adjust the gap to the recommended dimension using a wire thickness gauge.

WARNING

Removing a spark plug while the engine or exhaust system is hot could result in serious burns. Wait until the engine has cooled or wear protective gloves while servicing the spark plug.

WARNING

High tension voltage is present in the spark plug wires when the engine is running. Contacting the wires could cause serious injury. Never touch spark plug wires when the engine is being cranked or operated.

Wipe any water from the spark plug and the inside of the cap. Install the spark plug and torque to 18 ft. lbs. (24 Nm). If a torque wrench is not available, 1/4 to 1/2 turn beyond finger-tight is close to the correct torque. Push the cap down on the plug until it clicks.

NOTE: Apply dielectric grease to the inside of the spark plug cap to prevent corrosion. Before installing a used plug, wipe off the threads and apply dielectric grease. Also clean the gasket surface.

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Page 84
Image 84
Polaris 2003 MSX owner manual Maintenance and Lubrication