Yamaha YW125Y_ Utility Trailer User Manual


 
1-11
GEN
INFO
Tool NO.
Tool name / Function Illustration
SPECIAL TOOLS
90890-03141
YU-03141
90890-04101
90890-04019
YM-04019
90890-04108
YM-04108
90890-04116
YM-04116
90890-04117
YM-04117
90890-04118
YM-04118
90890-06754
YM-34487
90890-03182
YU-03182
90890-03153
YU-03153
90890-03186
Timing light
This tool is used to check the ignition tim-
ing.
Valve lapper
This tool is needed to remove and install the
valve lifters.
Valve spring compressor
Compressor adapter (Ø19mm)
These tools are used when removing or in-
stalling the valve and the valve spring.
Valve guide remover (4.5mm)
This tool is used to remove or install the
valve guides.
Valve guide installer (4.5mm)
This tool is used to install the valve guides.
Valve guide reamer (4.5mm)
This tool is used to rebore the new valve
guides.
Ignition checker
This tool is used to check the ignition sys-
tem components.
FI diagnostic tool
Execute CO adjustment, confirm fault code,
self diagnosis tool.
Pressure gauge
This tool is used to measure fuel pressure.
Fuel pressure adapter
This tool is used to measure fuel pressure.
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