Special Tools - Yamaha YZ250T1 Owner's Service Manual

EC140002

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 tech-
niques. The shape and part number used for the special tool differ by country, so two types are provid-
ed. Refer to the list provided to avoid errors when placing an order.
NOTE:
9 For U.S.A. and Canada, use part number starting with "YM-", "YU-" or "ACC -".
9 For others, use part number starting with "90890-".
Part number
YU-1135-A, 90890-01135 Crankcase separating tool
This tool is used to split the crankcase as well
as remove the crankshaft from either case.
YM-1189, 90890-01189 Flywheel puller
This tool is used to remove the flywheel magneto.
YU-1235, 90890-01235 Rotor holding tool
This tool is used when loosening or tightening the
flywheel magneto securing nut.
YU-3097, 90890-01252 Dial gauge and stand
YU-1256 Spark plug hole dial stand
These tools are used to set the ignition timing.
Crankcase installing tool
YU-90050, 90890-01274 Pot
YU-90050, 90890-01275 Bolt
YU-90063, 90890-01278 Adapter
These tools are used to install the crankshaft.
YU-1304, 90890-01304 Piston pin puller
This tool is used to remove the piston pin.
YU-24460-01,90890-01325 Radiator cap tester
YU-33984, 90890-01352 Adapter
These tools are used for checking the cooling
system.
SPECIAL TOOLS
Tool name / How to use
1-7
GEN
INFO
IIIustration
YU-1135-A 90890-01135
YM-1189 90890-01189
YU-1235 90890-01235
YU-3097 90890-01252
YU-1256
YU-90050 90890-01274
YU-90063 90890-01275
90890-01278
YU-1304 90890-01304
YU-24460-01 90890-01325
YU-33984 90890-01352