| STEP | OPERATIONS TO BE CARRIED OUT | TEST RESULTS |
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| 1 | DISC CENTERING CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
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| Remove the wheels and check that the disc offset is within the recommended values (see technical data) and that there is no clearance in the wheel hubs | Move on to Step | 1. The offset is too high, there is no clearance in the wheel hubs | 1. Regrind or, if necessary, replace the discs on the same axle |
| 2. The offset is too high and there is clearance in the wheel hubs | 2. Regrind or, if necessary, replace the discs and the wheel bearings on the same axle |
| 2 | CHECK ON CORRECT OPERATION | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
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| Test the vehicle before returning it to the customer, checking that the problem no longer exists.  | The test is essential becaues the braking system is one of the vehicle's safety systems |
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