Special Tools - Yamaha 2004 WR250FS Owner's Service Manual

SPECIAL TOOLS

The proper special tools are necessary for complete and accurate tune-up and assembly. Using the
correct special tool will help prevent damage caused by the use of improper tools or improvised
techniques. The shape and part number used for the special tool differ by country, so two types are
provided. Refer to the list provided to avoid errors when placing an order.
NOTE:
• For U.S.A. and Canada, use part number starting with "YM-", "YU-" or "ACC-".
• For others, use part number starting with "90890-".
Part number
YU-1135-A, 90890-01135 Crankcase separating tool
These tool is used to remove the crankshaft from
either case.
YU-3097, 90890-01252 Dial gauge and stand
YU-1256 Stand
These tools are used to check each part for runout or
bent.
Crankshaft installing tool
Crankshaft installing pot
YU-90050, 90890-01274
YU-90050, 90890-01275 Crankshaft installing bolt
YM-91044, 90890-04081 Spacer (crankshaft installer)
YU-90063, 90890-01278
Adapter (M12)
These tools are used to install the crankshaft.
YU-1304, 90890-01304 Piston pin puller set
This tool is used to remove the piston pin.
YU-24460-01, 90890-01325 Radiator cap tester
YU-33984, 90890-01352 Radiator cap tester adapter
These tools are used for checking the cooling sys-
tem.
YU-33975, 90890-01403 Steering nut wrench
This tool is used when tighten the steering ring nut to
specification.
YM-1423, 90890-01423 Damper rod holder
Use this tool to remove and install the damper rod.
Tool name/How to use
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SPECIAL TOOLS
Illustration
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INFO