# SDR ABXA20260829376

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2026
- Submitted: August 31, 2026
- Operation: Air carrier
- Aircraft: [N744AX](https://openairdocs.org/aircraft/N744AX), registered now
- Make and model: Boeing 767232
- Aircraft serial: 22221
- Aircraft time: 105,380 hours, 47,153 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 6606808
- Part serial: 196448
- Condition: Defective
- Location: Zone 100
- Part time: 567,966 hours, 520,770 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20260829376

## Discrepancy

NR 1 CENTER HYDRAULIC PRIMARY PUMP FAILED (PRESS LIGHT ON) AFTER PUSH AND START. A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED ACFT. MTX REMOVED AND REPLACED #1 CNT HYD PUMP IAW B767 AMM 29-11-02 OPS CHECK GOOD AND RETURNED A/C TO SERVICE.

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