FLYWHEEL INSPECTION [MZR-CD 2.2]

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Caution

•  Do not rework the flywheel if it is distorted.

•  Do not clean the dual mass flywheel with any kind of fluid. Clean the flywheel with a dry cloth only.

•  Do not clean the gap between the primary and secondary mass. Only clean the bolt connection surface and the clutch surface.

1.  Remove the flywheel.

Note

•  Correct slight scratches and discoloration using sandpaper.

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•  Inspect the runout of the surface that contacts the clutch disc with the flywheel installed to the crankshaft.

2.  Inspect the flywheel.

―  Cracks

―  Worn ring gear teeth

―  Chipped or cracked ring gear teeth

―  Surface that contacts the clutch disc for scratches, nicks, and discoloration.

•  If there is any malfunction, replace the flywheel.

3.  Verify that the center of the flywheel does not move.

(1)  Rotate the flywheel or attempt to move it up and down, and left and right to verify that the center of the flywheel does not move.

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•  If there is any movement as indicated by the arrows in the figure, replace the flywheel with a new one.

4.  Verify that the secondary mass does not rotate by 15 teeth or more.

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•  If it rotates by 15 teeth or more, replace the dual-mass flywheel.

5.  Visually inspect the secondary mass.

•  If there is any damage, replace the dual-mass flywheel.

6.  Visually inspect the ring gear on the dual-mass flywheel.

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•  If there is any damage, replace the dual-mass flywheel.

7.  Inspect the welded area of the dual-mass flywheel for grease leakage.

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•  If there is grease leakage, replace the dual-mass flywheel.

8.  Inspect the dual-mass flywheel runout.

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•  If it is more than the maximum specification, replace the dual-mass flywheel.

9.  Inspect the dual-mass flywheel for the amount of guide pin projection.

•  If not within the specification, replace the dual-mass flywheel.

10.  Rotate the secondary mass left and right and verify that it rotates within a range of four teeth without resistance.

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•  If there is any resistance, replace the dual-mass flywheel.

11.  Inspect the dual-mass flywheel for cracks.

•  If there are cracks, replace the dual-mass flywheel.