# SDR CALA2025010201749

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2024
- Submitted: January 2, 2025
- Operation: Air carrier
- Aircraft: [N842UA](https://openairdocs.org/aircraft/N842UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1569
- Aircraft time: 66,153 hours, 29,189 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 3031863001
- Part serial: MX647268
- Condition: Failed
- Location: Hyd System
- Part time: 762,930 hours, 728,077 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025010201749

## Discrepancy

HYD Y SYS LO PR YELLOW SYS EMPTY.   WILL LOOK FOR LEAKS #2 ENGINE PUMP REPLACEMENT. PERFORMED AMM 29-13-51-860-001-A. PERFORMED FLUID CHECK OF YELLOW SYSTEM PER AMM 29-30-00-200-002-A. FLUID CHECK OK. PERFORMED TEST OF YELLOW HYD SYSTEM PER AMM 29-13-00-710-002-A OPS CHECK GOOD. ADD EMP:U400429 LEAK CHECK GOOD. FILTER DPIS NOT POPPED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.