3-42 ENGINE
CLUTCH
CLUTCH DRIVE PLATES
Measure the thickness and claw width of the clutch drive plates
using vernier calipers. If a clutch drive plate is not within the
service limit, replace the clutch plates as a set.
% 09900-20101: Vernier calipers
# Thickness: Service Limit: No. 1 2.6 mm
No. 2 3.1 mm
Claw width: Service Limit: No. 1 15.1 mm
No. 2 15.1 mm
CLUTCH DRIVEN PLATES
Measure each clutch driven plates for distortion using the thick-
ness gauge. If a clutch driven plate is not within the service limit,
replace the clutch plates as a set.
% 09900-20803: Thickness gauge
# Clutch driven plate distortion:
Service Limit: 0.10 mm
CLUTCH SPRING FREE LENGTH
Measure the free length of each clutch spring using vernier cali-
pers. If any spring is not within the service limit, replace all of the
spring.
% 09900-20101: Vernier calipers
# Clutch spring free length:
Service Limit: 38.5 mm
CLUTCH RELEASE BEARING
Inspect the clutch release bearing for any abnormality, espe-
cially cracks. When removing the bearing from the clutch, de-
cide whether it can be reused or if it should be replaced.
Smooth engagement and disengagement of the clutch depends
on the condition of this bearing.
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