2004 650 Twin Arctic Cat ATV Service Manual, Page 197Get this manual

2004 650 Twin Arctic Cat ATV Service Manual, Page 197

Problem: Engine lacks power Condition 1Valve clearance incorrect 2Valve springs weak 3Valve timing out of adjustment 4Piston
7Intake manifold leaking air 8Coolant level low 9Fan malfunctioning 10Fan switch malfunctioning 11Thermostat stuckclosed
12Radiator hosescap damagedobstructed Remedy 1Adjust clearance 2Replace springs 3Adjust timing 4Replaceservice ringscylinder
5Repair seats 6Cleanreplace plug 7Replace armsshafts 8Adjust gapreplace plug 9Clean jets 10Adjust float height 11Clean element
12Drain excess oilchange oil 13Tightenreplace manifold 14Replace cam chain Remedy 1Clean piston 2Add oil 3Drainreplace gasoline