1-5
GEN
INFO
E
SPECIAL TOOLS
SPECIAL TOOLS
1
Using the correct special tools recom-
mended by Yamaha, will aid the work and
enable accurate assembly and tune-up.
Improvising and using improper tools can
damage the equipment.
NOTE:
• For U.S.A. and Canada, use part numbers
that start with “J-”, “YB-”, “YM-”, “YU-”
or “YW-”.
• For others countries, use part numbers
that start with “90890-”.
MEASURING
1
Tachometer
P/N. YU-08036-A ............................
a
90890-06760 ...........................
b
2
Pressure tester
P/N. YB-35956
90890-06762
3
Mity vac
P/N. YB-35956
90890-06756
4
Pinion height gauge
P/N. YB-34432-7, YB-34432-11,
YB-34432-97
90890-06702
5
Dial gauge set
P/N. YU-03097
90890-01252
6
Magnetic base
P/N. YU-34481
90890-06705
7
Digital caliper
P/N. 90890-06704
8
Backlash indicator
P/N. YB-06265
90890-06706
9
Magnetic base attaching plate
P/N. YB-07003
90890-07003
0
Hydraulic pressure gauge
P/N. 90890-06776
A
Up-relief valve attachment
P/N. 90890-06773
Down-relief valve attachment
P/N. 90890-06774
1
b
2
3
4
5
6
7
8
9
0
A
a
