# SDR DXTA2024100800774

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2024
- Submitted: October 8, 2024
- Operation: Air carrier
- Aircraft: [N769QS](https://openairdocs.org/aircraft/N769QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20539
- Aircraft time: 10,268 hours, 5,993 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 5116006
- Part serial: K1065
- Condition: Defective
- Location: Hyd System
- Stage of operation: NR
- 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/DXTA2024100800774

## Discrepancy

INFLIGHT EICAS MESSAGE: L HYD TEMP HIGH. COMPLIED WITH QRH FOLLOWED BY L HYD PRESS LOW, SPOILERS FAULT, L HYD SOV CLOSED. HYD PUMP NOT AUTO (DUE TO QRC) CORRECTIVE ACTION: REMOVED AND REPLACED LH ENG DRIVEN PUMP, IAW CL 350 AMM 29-12-01-400-801 ALL LH HYD SYSTEM FILTERS WERE REPLACED TWICE.(REFER TO WO 2447126.) BLEED AND SERVICE WAS PERFORMED MULTIPLE TIMES FINAL HYD FLUID SAMPLE WAS TAKEN AND SENT FOR ANALYSIS.

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