Yanmar 3YM30 Service Manual page 94

No. Name of tool
16 Rotation Contact type
gauge
Photoelectric
type
High pressure
fuel pipe clamp
type
17 Circuit tester
18 Compression gauge
Use
Measures rotation speed by placing
at the indentation hole of the
revolving shaft.
Measures rotation speed by using a
reflector seal which is placed on the
exterior of the revolving shaft
Measures rotation speed without
reference to revolving shaft center or
the exterior of the revolving shaft.
Measures the resistance, voltage,
and continuity of the electric circuit.
Measures the pressure of the
compression.
Yanmar code No.
TOL-97190080
74
4. Disassembly and reassembly
Illustration
Revolving shaft
Reflection mark
High pressure
pipe