Yamaha VMX12H Supplementary Service Manual page 74

1-3
1. All circlips should be inspected carefully
before reassembly. Always replace piston
pin clips after one use. Replace distorted
circlips. When installing a
sure that the sharp-edged corner
positioned opposite to the thrust
receives. See the sectional view.
Shaft
SPECIAL TOOLS
The proper special tools are necessary for com-
plete and accurate tune-up and assembly. Using
the correct special tool will help prevent damage
caused by the use of improper tools or improvis-
ed techniques.
FOR TUNE UP
Inductive Tachometer
P/N YU-08036
This tool i s needed for detecting engine rpm.
2. Inductive Timing Light
P/N YU-08037
This tool is necessary for checking ignition
timing.
3. Compression Gauge
P/N YU-33223
This gauge is used to measure the engine com-
pression.
make
is
it