# SDR LR7A2021012202773

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2021
- Submitted: January 26, 2021
- Operation: Air carrier
- Aircraft: [N410LC](https://openairdocs.org/aircraft/N410LC), registered now
- Make and model: Lkheed 382G
- Aircraft serial: 4673
- Aircraft time: 39,770 hours, 25,839 cycles
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Housing
- Part number: 582855
- Part serial: C9891
- Condition: Failed
- Location: Nr 1 Valve
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/LR7A2021012202773

## Discrepancy

DURING SCHEDULED FLIGHT, NR 1 ENGINE SHUTDOWN FOR OVERSPEED GREATER THAN 102.0%.  ENGINE SHUTDOWN AT 1350Z.  REMOVED AND REPLACED NR 1 VALVE HOUSING, IAW LAC JOB CARD HN61135.  OPERATIONS CHECK NORMAL, IAW LAC JOB CARD HN7101.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.