# SDR AALA202103119009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2021
- Submitted: March 14, 2021
- Operation: Air carrier
- Aircraft: [N924AN](https://openairdocs.org/aircraft/N924AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29525
- Aircraft time: 60,474 hours, 25,077 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 849589
- Part serial: MX601767
- Condition: Low Pressure
- Location: Hyd System
- Part time: 52,933 hours, 21,773 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202103119009

## Discrepancy

AIRCRAFT WAS GROUNDED: LH ENGINE HYDRAULIC PUMP LOW PRESSURE LIGHT ILLUMINATED, FLIGHT DECLARED EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. REPLACED LH ENGINE DRIVEN PUMP WITH SERVICEABLE UNIT IAW AMM 29-11-11-400-801-001, OPS CHECK GOOD.

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