3-44 ENGINE CLUTCH DRIVEN PLATE INSPECTION NOTE: Wipe off engine oil from the clutch driven plates with a clean rag. • Measure each driven plate for distortion with a thickness gauge and surface plate. • Replace driven plates which exceed the limit. Driven plate distortion (No. 1, No. 2 and No. 3): Service Limit: 0.10 mm (0.004 in) 09900-20803: Thickness gauge CLUTCH SPRING INSPECTION • Measure the free length of each coil spring with a vernier cali- pers, and compare the length with the specified limit. • Replace all the springs if any spring is not within the limit. Clutch spring free length: Service Limit: 54.2 mm (2.134 in) 09900-20102: Vernier calipers E CLUTCH BEARING INSPECTION L • Inspect the clutch release bearing for any abnormality, partic- ularly cracks, to decide whether it can be reused or should be replaced. P • Smooth engagement and disengagement of the clutch depends on the condition of this bearing. M A S CLUTCH SLEEVE HUB/PRIMARY DRIVEN GEAR ASSEMBLY • Inspect the slot of the clutch sleeve hub and primary driven gear assembly for damage or wear caused by the clutch plates. If necessary, replace it with a new one.