Joyner JNSZ650DLB Owner's Manual And Parts Manual page 45

Upper mud plate
Figure 38
5. Insert the aligning shaft into hole (See Figure 40). Remove six bolts on the pressing
plate of clutch (See Figure 39)
Bolt
Bolt
Aligning shaft
Bolt
Aligning shaft
Figure 40
Figure 39
6. Remove the pressure plate (See Figure 42).
Remove the friction disc of clutch (See Figure 41,Figure 43)
Pressure plate
Friction disc
Figure 41
Figure 42