SELECTOR CYLINDER REPLACEMENT
Selector drum disassembly
• Remove gearbox guides (1).
• Turn forks (2) from selector cylinder (3).
• Remove selector drum (3).
Selector drum check
Check
• Check drum grooves for wear, at curved sections in particular (arrow).
Result: Worn grooves.
Action:
• Replace selector drum.
Selector drum assembly
• Fit selector drum (3).
• Turn forks (2) inside selector drum (3).
• Fit gearbox guides (1).