2008 Arctic Cat 700 Diesel ATV Service Manual, Page 104Get this manual
Problem: Engine lacks power Condition 1Valve clearance incorrect 2Valve springs weak 3Valve timing incorrect 4Piston ring(s)cylinder worn 5Valve seating poor 6Rocker armsshafts worn 7Air cleaner element obstructed 8Oil (in the engine) overfilledcontaminated 9Injector timing incorrect 10Fuel filter restricted
1Adjust clearance 2Replace springs 3Re-time valve gear 4Replaceservice ringscylinder 5Repair seats 6Replace armsshafts 7Clean element 8Drain excess oilchange oil 9Time injectors 10Replace fuel filter