# SDR CALA2023020100275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2023
- Submitted: February 1, 2023
- Operation: Air carrier
- Aircraft: N407UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 456
- Aircraft time: 88,985 hours, 34,800 cycles
- System (JASC): [2911 · Hydraulic Power Accumulator, Main](https://openairdocs.org/jasc/2911)
- Part: None
- Part number: TY154024C
- Part serial: 2598
- Condition: None
- Location: Green Hyd Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023020100275

## Discrepancy

GRN HYD LOW PRESSURE WITH 0 QTY AND AMBER INDICATION..FOLLOWED ECAM DECLARED EMER. COMPLETED INSTALLATION OF HCU REF AMM 78-31-51-400-010-A FROM PARAGRAPH 4. B. TO COMPLETION. OPS CHECK GOOD AND LEAK CHECK GOOD.

---
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.