6-29
E
BACKLASH
LOWR
(3) Install the backlash indicator onto the
drive shaft (16mm (0.63 in) diameter).
(4) Install the dial gauge onto the lower
unit and have the dial gauge plunger
contact the mark on the backlash indi-
cator.
(5) Slowly turn the drive shaft clockwise
and counterclockwise. When the drive
shaft stops in each direction, measure
the backlash.
2. Adjust:
•
Forward gear backlash
Remove or add shim(s).
M : Measurement
MEASURING THE REVERSE GEAR
BACKLASH
1. Measure:
•
Reverse gear backlash
Out of specification
→
Adjust.
Backlash indicator ........................
90890-06706
Magnet base plate ........................
90890-07003
Dial gauge set ...............................
90890-01252
Magnet base .................................
90890-06705
Forward gear
backlash
Shim thickness
Less than
0.31 mm (0.012 in)
To be decreased by
(0.52 - M)
××××
0.49
More than
0.72 mm (0.028 in)
To be increased by
(M - 0.52)
××××
0.49
Available shim thickness:
1.0, 1.1, 1.2, 1.3 and 1.4 mm
Reverse gear backlash
0.93 - 1.65 mm (0.037 - 0.065 in)
4
5
6
7
Содержание 25BMH
Страница 48: ...FEATURES AND BENEFITS GEN INFO 1 12 E COOLING SYSTEM Fig 7 ...
Страница 49: ...1 12 CARACTERISTIQUES ET AVANTAGES GEN INFO F ...
Страница 50: ...1 12 MERKMALE UND VORTEILE GEN INFO D ...
Страница 51: ...1 12 CARACTERÍSTICAS Y VENTAJAS GEN INFO ES ...
Страница 92: ...MAINTENANCE SPECIFICATIONS SPEC 2 8 E DIMENSIONS ...
Страница 156: ...GENERAL CHK ADJ 3 26 E NOTE Grease the inner cable and the lock nut 2 Apply Yamaha grease D ...
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Страница 446: ...Printed on recycled paper Printed in Japan Oct 2000 1 9 1 25BMH 30HMH YAMAHA MOTOR CO LTD ...