# SDR AALA201604119011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2016
- Submitted: April 12, 2016
- Operation: Air carrier
- Aircraft: [N524UW](https://openairdocs.org/aircraft/N524UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3977
- Aircraft time: 25,223 hours, 8,725 cycles
- Engine: Iae V2533A5
- Engine time: 17,461 hours, 6,055 cycles
- System (JASC): [7314 · Engine Fuel Pump](https://openairdocs.org/jasc/7314)
- Part: Pump
- Part number: 5009913G
- Part serial: 6676
- Condition: Defective
- Location: Nr 2 Engine
- Part time: 17,452 hours, 6,049 cycles
- Component: Engine, Iae, V2533A5
- Component part number: V2533A5
- Stage of operation: TO
- How discovered: O
- Nature of condition: R
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201604119011

## Discrepancy

AIRCRAFT WAS GNDED.  NR 2 ENG SLOW TO ACCELERATE TO TAKEOFF LAGS NR 1 ENG BY 2 SECONDS & EXCEEDS THE 6.2 SECONDS TO REQUIREMENT TO GET TO TAKEOFF.  REPLACED THE FOLLOWING COMPONENTS ON THE NR 2 ENG, FUEL PUMP, FUEL, METERING UNIT, RT 7TH STAGE BLEED VLV IAW 73-22-52-0401 & ACCOMPLISHED A SATISFACTORY LEAK & OPERATIONAL CHECK IAW 71-00-00-700-011. AIRCRAFT RETURNED TO SERVICE.  PLEASE SEE AALA 201604119012 & AALA 201604119013 FOR ADDITIONAL PART INFORMATION.

---
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.