2004 Polaris Sportsman 700 EFI ATV Service Manual, Page 38Get this manual
MAINTENANCE
EXHAUST PIPE
WARNING
G Do not perform clean out immediately after the engine has been run, as the exhaust system becomes very hotSerious burns could result from contact with exhaust componentsG To reduce fire hazard, make sure that there are no combustible materials in the area when purging the spark arrestorG Wear eye protectionG Do not stand behind or in front of the vehicle while purging the carbon from the spark arrestorG Never run the engine in an enclosed areaExhaust contains poisonous carbon monoxide gasG Do not go under the machine while it is inclinedSet the hand brake and block the wheels to prevent roll backFailure to heed these warnings could result in serious personal injury or death
5If particles are still suspected to be in the muffler, drive the machine onto the incline so the front of the machine is one foot higher than the rearSet the hand brake and block the wheelsMake sure the machine is in neutral and repeat Steps and 3SEE WARNING 6Repeat Steps through until no more particles are expelled when the engine is revved7Stop the engine and allow the arrestor to cool8Reinstall the clean out plugs