D1146/D1146TI/DE08TIS MAINTENANCE MANUAL Air/air intercooler with radiator (combined radiator) Air flow by cooling fan Hot air by turbo charger compressor Cooled air to intake manifold (max. 50 ° C) 2.1.8. Valve clearance adjust procedure z After letting the #1 cylinder's piston the compression top dead center by turning come at the crankshaft, adjust the valve clearances. z Loosen the lock nuts of rocker arm adjusting screws and push the feeler gauge of specified value between a rocker arm and a valve stem and adjust the clearance with adjusting screw respectively and then tighten with the lock nut. z As for the valve clearance, adjust it when in cold, as follows.
1) Rotate the crankshaft to overlap the intake and the exhaust valves of #6, then #1 cylinder become the compression state of top dead center. 2) Therefore adjust the valve clearance corresponding to “ of lower figure. At this time there are no force on the push rods of #1 cylinder. 17 Printed in Jan. 2001 PS-MMA0415-E1A Model Intake Valve Exhaust Valve D1146 D1146TI DE08TIS 0.3 mm 0.3 mm