3. INSPECTION/ADJUSTMENT People GT 300i VALVE CLEARANCE Cylinder Head Cover · Inspect and adjust valve clearance while the engine is cold (below 35). Remove the seat assy and luggage box. Remove the four bolts and then cylinder head cover. Turn the A.C. generator flywheel to the top dead center (TDC) on the compression stroke so that the "T" mark on the flywheel aligns with the index mark on the left crankcase cover. Bolts Inspect and adjust valve clearance. Top Dead Center Mark Valve Clearance: IN: 0.10 mm EX: 0.10 mm Loosen the lock nut and adjust by turning the adjusting nut Special Valve Adjuster E012 Feeler Gauge · Check the valve clearance again after the lock nut is tightened. CYLINDER COMPRESSION Warm up the engine before compression test. Remove the center cover and luggage box. Remove the spark plug. Insert a compression gauge. Open the throttle fully and push the starter button to test the compression. Max. Compression: 162 kg/cm2 - 570 rpm If the compression is low, check for the following: Leaky valves Valve clearance too small Leaking cylinder head gasket Worn piston rings Worn piston/cylinder If the compression is high, it indicates that carbon deposits have accumulated on the combustion chamber and the piston head. 3-7