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Flywheel:
Flywheel and clutch contact face severe burning, cracking or wear a trench depth of more than 0.5 mm should be carried out film. Failure to do so will cause the clutch to tremble, slip and accelerated wear of the friction plate. Light grinding face, promise not only the presence of excess of two annular grooves. One side or end of the flywheel ring gear teeth wear and individual damage, depending on the circumstances of the ring gear shifting or flipping use. Adjacent teeth damage more than four or serious injury, welding repair or replace the ring gear. Pressed into the ring gear, the ring gear is heated to 300-400 degrees.
Crankshaft bearings:
On the bearing cap, tighten the retaining bolt according to the specified torque, dosage cylinder table to check the failure of the bearing hole roundness, such as more than 0.05 mm, and cover both ends of the bearing surface welding process or add shims to adjust. New bearing into the bracket hole, tighten the bearing cap nut, then loosen a nut with a thickness gauge to measure the gap, 0.05-0.1 mm. File off a little too high, too low, should be re-matching. In the case of the material lacks, can be added in the bearing back the back of the gasket with the bearing of the same size of the appropriate thickness of the copper. The back of the bearings must be smooth, positioning boss should be intact.
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| 7912CTYNDBLP4 NSK | 60 | 85 | 13 |
| 7911A5TYNDBLP4 NSK | 55 | 80 | 13 |