3-40 ENGINE
CLUTCH
CLUTCH DRIVE PLATE 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 the drive plate thickness is found to have reached the limit,
replace it with a new one.
Drive plate thickness:
Service Limit (No.1 and No.2): 2.62 mm (0.103 in)
Service Limit (No.3):
3.12 mm (0.123 in)
09900-20102: Vernier calipers (200 mm)
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: 15.2 mm (0.598 in)
09900-20102: Vernier calipers (200 mm)
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: 36.6 mm (1.441 in)
09900-20102: Vernier calipers (200 mm)