FLYWHEEL INSPECTION [J65M-R]


B3E051011500W02
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.

• 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. Inspect the flywheel for lateral movement.

(1) Rotate the flywheel in either or both directions, or rock slightly on the axis in relation to the primary mass.

• If there is any lateral movement, replace the flywheel with a new one.

4. Inspect for locating dowels touching the primary mass of the flywheel.

Caution
• Make sure that the three locating dowels are installed.
• If the locating dowels are touching the primary mass of the flywheel, replace the flywheel with a new one.

5. Inspect for grease along the welding.

• If grease is evident, replace the flywheel with a new one.

6. Install the flywheel.

7. Measure the runout of the surface that contacts the clutch disc using a dial gauge.

Maximum runout
0.1 mm {0.004 in}
• If it exceeds the maximum specification, replace the flywheel.