Yamaha FT25B Manual De Servicio página 148

LOWR
BACKLASH
2. Adjust:
• Reverse gear shim
Remove or add shim(s).
Reverse gear
backlash
Less than
0.91 mm (0.036 in)
More than
1.37 mm (0.054 in)
Available shim thickness
0.10, 0.12, 0.15, 0.18, 0.30, 0.40 and
0.50 mm
M: Measurement
– 62 –
E
Shim thickness
To be decreased by
(1.14 – M) × 0.44
To be increased by
(M – 1.14) × 0.44