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Measure the outer diameter of the piston pin.
Limit for use: 9.94mm。
clearance between the piston pin holr an the piston pin
Limit for use: 0.014mm。
Measure the outer diameter of the piston.
Note: The measuring point shall be at 90°with the piston pin,
and at 11.5mm below the piston skirt.
Limit for use: 39.975mm。
Check whether cylinder inner wall is scratched or abraded.
Note: It is at 90 degree with the piston pin. Measure the inner
diameter of the cylinder at the top, middle and bottom points.
Limit for use: 37.01mm。
Measure the maximum clearance between the cylinder and
the piston.
Limit for use: 0.03mm。
Measure the roundness of the inner wall of the cylinder
(inner diameter difference at X direction and Ydirection).
Limit for use: 0.05mm。
Measure the cylindricity of the inner wall of the cylinder
(inner diameter difference at the top, middle and bottom
points of X direction and Y direction).
Limit for use: 0.05mm。
1
2
3
90°
11.5mm
Tester
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