3-40 ENGINE
Measure the thickness of clutch shoe at the center position.
If the thickness is less than the service limit, replace the clutch
shoe assembly with a new one.
Clutch shoe thickness:
Service Limit: 3.0 mm (0.12 in)
09900-20102: Vernier calipers
CLUTCH HOUSING INSPECTION
Inspect the clutch housing for any abnormal surface damage.
Measure the inside diameter of the clutch housing.
If the measurement exceeds the service limit, replace the clutch
housing with a new one.
Clutch housing I.D.:
Service Limit: 110.5 mm (4.35 in)
MOVABLE DRIVEN FACE SPRING INSPECTION
Measure the movable driven face spring free length with a ver-
nier calipers.
If the length is less than the service limit, replace the spring with
a new one.
Movable driven face spring free length:
Service Limit: 73.0 mm (2.87 in)
09900-20102: Vernier calipers
DRIVE BELT
Inspect that the drive belt is free from any greasy substance.
Inspect the contact surface of the drive belt for cracks or dam-
age and measure the width of the drive belt with a vernier cali-
pers.
If any defects are found or the measurement exceeds the ser-
vice limit, replace the drive belt with a new one.
Drive belt width:
Service Limit: 14.9 mm (0.59 in)
If grease or oil is present on the surface of the drive
belt, degrease the belt thoroughly.
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