2004 650 Twin Arctic Cat ATV Service Manual, Page 16Get this manual

2004 650 Twin Arctic Cat ATV Service Manual, Page 16

7If compression is abnormally low, inspect the following itemsAVerify starter cranks engine overBGauge is functioning properlyCThrottle
carburetor may need to be adjustedTo maintain hot, strong spark, keep the plugs free of carbonThe muffler has spark arrester
which must be periodically cleanedAt the intervals shown in the Periodic Maintenance Chart, clean the spark arrester using
the following procedure ! WARNING Wait until the muffler cools to avoid burns 1Shift the transmission into neutral and set
the brake lever lock2Elevate the front of the ATV on safety stand until the muffler is horizontal3Remove the plug from the
bottom of the muffler ATV-0051 ! CAUTION Before removing the spark plugs, be sure to clean the area around the spark plugsDirt
could enter engine when removing or installing the spark plugs Adjust the gap to 0.70.8 mm (0.0280.032 in for proper ignitionUse