To the top of the list of “Cause of the failure and countermeasure (Reducer (without motor))”
| Classification No. | Cause | Countermeasure | Inspection procedure and action | Judging criterion |
|---|---|---|---|---|
| 4.1.1 | Damage of the oil seal | Repair by Nissei | Check it visually | The oil is not dripping nor bleeding |
| 4.1.2 | Aging of the oil seal | Repair by Nissei | Check it visually | The oil is not dripping nor bleeding |
| 4.1.3 | Adhesion to the output shaft | Clean it and wait and see | Check it visually | The oil is not dripping nor bleeding |
| 4.1.4 | Initial wear of the oil seal | Repair by Nissei | Check it visually | The oil is not dripping nor bleeding |
| 4.1.5 | There are pores in the casting | Repair by Nissei | Check it visually | The oil is not dripping nor bleeding |
| 4.1.6 | Loosening of the tightening bolts | Additional tightening | Additional tightening of the bolts of the fitting section | The oil is not dripping nor bleeding |
| 4.1.7 | Disassembled and then assembled | Replacement | Contact Nissei | The oil is not dripping nor bleeding |
| 4.1.8 | Rust | Clean it and wait and see | Check it visually | The oil is not dripping nor bleeding |
| 4.1.9 | External oil is adhered (misjudgement) | Wipe it off and wait and see | Check it visually | The oil is not dripping nor bleeding |
| 4.1.10 | Anti-rust oil was not wiped off at the time of shipment | Wipe it off and wait and see | Check it visually | The oil is not dripping nor bleeding |
To the top of the list of “Cause of the failure and countermeasure (Reducer (without motor))”
| Classification No. | Cause | Countermeasure | Inspection procedure and action | Judging criterion |
|---|---|---|---|---|
| 4.2.1 | Inconsistency of the centers of the shafts | Align the centers of the shafts with each other | Check the misalignment amount | Report the misalignment amount to the coupling manufacturer and check whether it is within the allowable range |
To the top of the list of “Cause of the failure and countermeasure (Reducer (without motor))”
| Classification No. | Cause | Countermeasure | Inspection procedure and action | Judging criterion |
|---|---|---|---|---|
| 4.3.1 | Excessive overhung load | Remove the load | Check that it is equivalent to or less than the allowable O.H.L. value | It is equivalent to or less than the allowable O.H.L. value written on the catalog |