2008 Arctic Cat 366 ATV Service Manual, Page 33Get this manual

2008 Arctic Cat 366 ATV Service Manual, Page 33

Problem: Engine runs poorly at high speed Condition 12345678910High RPM "cut out" against RPM limiter Valve springs weak
Piston ring(s)cylinder worn Valve seating poor Spark plug fouled Rocker armsshafts worn Spark plug gap incorrect Carburetor
jets obstructed Float level out of adjustment Air cleaner element obstructed Oil (in the engine) overfilledcontaminated Intake
manifold leaking air Cam chain worn 1234567891011121314Adjust clearance Replace springs Re-time valve gear Replaceservice
ringscylinder Repair seats Cleanreplace plug Replace armsshafts Adjust gapreplace plug Clean jets Adjust float height Clean
element Drain excess oilchange oil Tightenreplace manifold Replace cam chain Problem: Engine overheats Condition 123456789Carbon
deposit (piston crown) excessive Oil low Octane lowgasoline poor Oil pump defective Oil circuit obstructed Gasoline level
(in float chamber) too low Intake manifold leaking air Fan malfunctioning Fan switch malfunctioning 123456789Clean piston
Add oil Drainreplace gasoline Replace pump Clean circuit Adjust float height Tightenreplace manifold Check fan fusereplace