ENGINE 3-37
CLUTCH
CLUTCH DRIVE PLATES INSPECTION
NOTE:
Wipe off engine oil from the clutch drive plates with a clean rag.
• Measure the thickness of drive plates with a vernier calipers.
• If each drive plate thickness is less than the limit, replace it with
a new one.
Drive plate thickness:
Service Limit (No.1, 2 and 3): 2.42 mm (0.095 in)
\ 09900-20102: Vernier calipers
• Measure the claw width of drive plates with a vernier calipers.
• Replace the drive plates found to have worn down to the limit.
Drive plate claw width:
Service Limit: (No.1, 2 and 3) 13.05 mm (0.5138 in)
\ 09900-20102: Vernier calipers
CLUTCH DRIVEN PLATES 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, 2 and 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: 73.9 mm (2.909 in)
\ 09900-20102: Vernier calipers
CLUTCH BEARING INSPECTION
• Inspect the clutch release bearing for any abnormality, particu-
larly cracks, to decide whether it can be reused or should be
replaced.
• Smooth engagement and disengagement of the clutch depends
on the condition of this bearing.
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