Disassembling The Flyweight Shaft Assembly; Checking The Flyweight Shaft Assembly - Yamaha EH63 Service Manual

PISTONS, CAMSHAFT, CRANKCASE, AND CRANKSHAFT
2
2
1
1
3.
Remove:
1
• Flyweight shaft assembly "1"
• Washer "2"
2
• Thrust bearing "3"
3
• Washer "4"
4
TIP
Remove the flyweight shaft assembly by tapping the
weight shaft from outside of the crankcase cover.
DISASSEMBLING THE FLYWEIGHT SHAFT
ASSEMBLY
1.
Remove:
• Flyweight shafts "1"
3
• Weights "2"
• Collar "3"
• Weight shaft "4"
4

CHECKING THE FLYWEIGHT SHAFT ASSEMBLY

1.
Check:
• Flyweight shaft assembly move smoothly
Rough movement  Replace.
2.
Check:
• Weights
• Flyweight shafts
• Collar
• Weight shaft
Wear/damage  Replace.
3-49
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