# SDR AALA202402282105

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 27, 2024
- Submitted: February 28, 2024
- Operation: Air carrier
- Aircraft: [N873NN](https://openairdocs.org/aircraft/N873NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 40766
- Aircraft time: 36,516 hours, 15,541 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Hose
- Part number: UNKNOWN
- Condition: Damaged
- Location: Hyd Pump
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202402282105

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ENGINE 1 HYDRAULIC PUMP FAILED INFLIGHT; AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT DFW. REMOVED AND REPLACED NUMBER 1 ENGINE HYDRAULIC PUMP (AALA202402287533). REMOVED AND REPLACE CASE DRAIN FILTER MODULE (AALA202402282139). REMOVED AND REPLACED PRESSURE HOSE (AALA202402282105). PER AMM 29-11-11 AND AMM 29-10-52 AND 29-11-51. OPERATIONAL AND LEAK CHECK GOOD.

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