3-45 ENGINE
FIRST CLUTCH
CLUTCH SHOES INSPECTION
Inspect the clutch shoes for chips, cracks, uneven wear and
burning. Check the depth of grooves on the shoe. If there in no
groove at any part of the shoe, replace the clutch shoe assem-
bly.
Clutch shoe thickness
Service Limit: No groove at any part
Inspect the clutch springs for stretched or broken coils. If any
defects are found, replace the clutch shoe assembly.
CLUTCH WHEEL INSPECTION
Inspect the first clutch housing surface for scrolling, cracks, or
uneven wear and measure the inside diameter of the clutch
housing with inside calipers. Measure the diameter at several
points to check for out-of-roundness and wear. If any defects are
found or if the inside diameter exceeds the service limit, replace
the first clutch housing with a new one.
First clutch housing l.D.
Service Limit: 105.50 mm (4.154 in)
Inspect each roller and one way clutch retainer for abnormal
wear or damage.
If any defects are found, replace them as a set.
1
First clutch housing
2
Primary drive gear spacer
3
Washer
4
One way clutch retainer
5
One way clutch spring
6
One way clutch roller
7
One way clutch inner race
STARTER CLUTCH
INSPECTION OF STARTER CLUTCH OPERATION
Turn the starter driven gear by hand in the direction of arrow as
shown and check that rotation is smooth. Also check that the
gear is locked when attempted to turn in the other direction.
If a large resistance is felt or noise occurs when turning the gear,
check the starter driven gear sliding surface for wear or damage.
If any abnormal condition is found, replace the starter clutch with
a new one.
