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15.Driving /clutch/driven wheel/foot driving device
Preparation documents-----15.1 Clutch/driven wheel----15.5
Failure diagnosis -15.2 Disassemble clutch and driven wheel --15.6
Left crankcase cover---15.3 Installation---------15.7
Driven disc------------------15.4 Foot starting device---15.8
15.1 Preparation documents
Note
in operation, no 注 oil shall stick to triangular belt, and shall be cleaned if any to minimize possibility of sliding between triangular
belt and wheel.
Function: driving disc/clutch/driven wheel form stepless speed variator. Driving disc 从 and driven wheel
transfer torsion through triangular belt.
Preparation standard unit: mm
Item Standard value Usage limit
Right semi-diameter of driving wheel 25.989-26.052 26.06
OD of slid bushing 25.96-25.974 25.94
Width of triangular belt 17 16
Thickness of clutch abrasion piece 1.8 1.5
ID of clutch outer bushing 118-118.3 118.5
Free length of clutch compression spring 68-70 68
OD of driven wheel right semi-shaft 32.95-32.975 32.94
ID of driven wheel left semi slid bushing 33-33.025 33.06
OD of boll bearing 14.92-15.08 14.4
15.2 Failure diagnosis
Motor fails not make cycle run low horsepower shaking driving
Worn triangular belt Worn triangular belt broken clutch abrasion piece spring
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