SPECIAL TOOLS
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EAS20012
SPECIAL TOOLS
The following special tools are necessary for complete and accurate tune-up and assembly. Use only
the appropriate special tools as this will help prevent damage caused by the use of inappropriate tools
or improvised techniques. Special tools, part numbers or both may differ depending on the country.
When placing an order, refer to the list provided below to avoid any mistakes.
• For U.S.A. and Canada, use part number starting with “YM-”, “YU-”, or “ACC-”.
• For others, use part number starting with “90890-”.
Tool name/Tool No. Illustration
Reference
pages
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with tachometer
YU-A1927
1-23, 5-36,
8-155, 8-156,
8-157, 8-161,
8-162, 8-163,
8-164, 8-165,
8-166, 8-167,
8-168, 8-170,
8-171, 8-172,
8-173, 8-174
Yamaha diagnostic tool USB
90890-03250
3-4, 3-11, 4-65,
4-67, 8-34,
8-127, 8-147
Yamaha diagnostic tool (A/I)
90890-03252
3-4, 3-11, 4-65,
4-67, 8-34,
8-127, 8-147
Thickness gauge
90890-03180
Feeler gauge set
YU-26900-9
3-6, 4-26, 4-34,
5-20, 5-43
Valve lapper
90890-04101
Valve lapping tool
YM-A8998
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