# SDR SWAA2023122033576

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2023
- Submitted: December 20, 2023
- Operation: Air carrier
- Aircraft: [N8795L](https://openairdocs.org/aircraft/N8795L), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 67785
- Aircraft time: 3,242 hours, 1,639 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Actuator
- Part number: UNKNOWN
- Condition: Fault Message
- Location: Zn 500 Left Wing
- Stage of operation: TO
- How discovered: 9
- Nature of condition: J, O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023122033576

## Discrepancy

LOSS OF HYDRAULIC SYSTEM A SHORTLY AFTER TAKE-OFF FOUND STS MSG SPOILER PAIR 2/11 & 4/9 MX MSG'S 27-01570 27-01640 & 27-01590 C/W IFIM 27-61-00-810-845852 & 847 ALL FAULTS CLEARED.<[01] REMOVED AND REPLACED #4 SPOILER ACTUATOR IAW AMM 27-1-51. FILTERS CHANGED AND NO EVIDENCE OF METAL FOUND. EV # E029579;[02] REMOVED AND REPLACED #4 SPOILER ACTUATOR IAW AMM 27-1-51. FILTERS CHANGED AND NO EVIDENCE OF METAL FOUND. EV # E029579;[03] CORRECTION TO AMM REFEWRENCE REPLACED #4 SPOILER ACTUATOR PER AMM 27-61-51;[04] FOUND STS MSG SPOILER PAIR 2/11 & 4/9; MX MSG'S 27-01570; 27-01640 & 27-01590 C/W IFIM 27-61-00-810-845;852 & 847 ALL FAULTS CLEARED.

---
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.