05-E2B, 05-E2BG, WSM G GENERAL [10] CHECK POINTS OF EVERY 800 HOURS Checking Valve Clearance Valve clearance must be checked and adjusted when engine is cold. 1. Remove the cylinder head cover and the glow plugs. 2. Align the mark (1) on the flywheel and alignment mark (2) on the rear end plate so that the No. 1 piston comes to the compression top dead center. 3. Check the following valve clearance marked with “ , ” using a thickness gauge. 4. If the clearance is not within the factory specifications, adjust with the adjusting screw. 5. Then turn the flywheel 6.28 rad (360 °), and align the mark (1) on the flywheel and alignment mark (2) on the rear end plate so that the No.
1 piston comes to the overlap position. 6. Check the following valve clearance marked with “ , ” using a feeler gauge. 7. If the clearance is not within the factory specifications, adjust with the adjusting screw. IMPORTANT Q NOTE Q The sequence of cylinder numbers is given as No. 1, No. 2, No. 3 and No. 4 starting from the gear case side. After adjusting the valve clearance, secure the adjusting screw with the lock nut. (1) Mark (2) Alignment Mark W10113200 G-19 KiSC issued 06, 2011 A Number of cylinders Valve arrangement Adjustable cylinder location of piston 3 cylinder 4 cylinder IN. EX. IN. EX. When No. 1 piston is compression top dead center 1st , , , , 2nd , , 3rd , , 4th When No.
1 piston is overlap position 1st 2nd , , 3rd , , 4th , , Valve clearance Factory spec. 0.145 to 0.185 mm 0.00571 to 0.00728 in.