# SDR ASAA2023090544962

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2023
- Submitted: September 8, 2023
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 58,996 hours, 17,829 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Pump
- Part number: 66087
- Part serial: 660876978
- Condition: Leaking
- Location: Nr 2 Hyd
- Part time: 28,710 hours, 9,009 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023090544962

## Discrepancy

FOUND HYD LEAK UNDER #2 ENG PERFORMED ALTERNATE DEACTIVATION PROCEDURES PER CHAP 5 TABLE 3 ITEM 7. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE DRIVEN HYD PUMP REF. AMM CH 29-11-11, RAN #2 ENGINE FOR LEAK CHECK AND FOUND HYD PRESSURE LINE ON UPPER PORTION OF THE PUMP WAS LEAKING 56595.REPLACED #2 ENG EDP HYD PRESSURE LINE. PERFORMED LEAK CHECK. LEAK CHECK GOOD IN REF TO AMM 29-11-11. REVERSED DEACTIVATION PROCEDURES PER CHP 5 TABLE 3 ITEM 7.

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