3-46 ENGINE • Check the height H of clutch lifter adjusting pin screws at three positions using the thickness gauge. • If the measurement is out of the specification, adjust the height H as shown in the following specification. Clutch lifter adjusting pin screw height H Standard: 0.2 – 0.4 mm (0.008 – 0.016 in) 09900-20803: Thickness gauge NOTE: Each clutch lifter adjusting pin screw height should be as closely as possible. • Loosen the lock-nut and turn out the adjusting pin screw. • Set the thickness gauge to 0.3 mm (0.012 in). • Place a proper flat plate on the thickness gauges and hold them by hand. • Slowly turn in the adjusting pin screw until resistance is felt. • Tighten the lock-nut. Clutch lifter pin lock-nut: 23 N·m (2.3 kgf-m, 16.5 lb-ft) E WAVE SPRING WASHER INSPECTION L Measure the free height H of each wave spring washer with a vernier calipers. If each wave spring washer height H is not within the specified limit, replace it with a new one. P 09900-20102: Vernier calipers M Wave spring washer height H A Service Limit: 4.30 mm (0.169 in) S OIL PUMP INSPECTION • Rotate the oil pump by hand and check that it moves smoothly. • If it does not move smoothly, replace the oil pump assembly.  * Do not attempt to disassemble the oil pump assembly. * The oil pump is available only as an assembly.