Yamaha Z200N Service Manual page 276

LOWR
BACKLASH (COUNTER ROTATION MODELS)
6720
6725
(8) Turn the shift rod into the neutral posi-
tion with the shift rod wrench.
(9) Turn the drive shaft counterclockwise
approximately 30˚ more.
(10) Turn the shift rod into the reverse posi-
tion with the shift rod wrench.
(11) Slowly turn the drive shaft clockwise
and counterclockwise. When the drive
shaft stops in each direction, measure
the backlash.
NOTE:
When measuring the reverse gear backlash,
turn the shift rod wrench slightly towards
the reverse position.
2. Adjust:
• Reverse gear shim
Remove or add shim(s).
Reverse gear
backlash
Less than
0.97 mm (0.038 in)
More than
1.29 mm (0.051 in)
M: Measurement
6-89
E
Shim thickness
To be decreased by
(1.13 – M) × 0.54
To be increased by
(M – 1.13) × 0.54