# SDR AALA202103119015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2021
- Submitted: March 11, 2021
- Operation: Air carrier
- Aircraft: [N542UW](https://openairdocs.org/aircraft/N542UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4134
- Aircraft time: 38,730 hours, 14,121 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Switch
- Condition: Sticking
- Location: Fuel Pumps
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202103119015

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AFTER TURNING ON ALL FUEL PUMPS, 200 LBS  FUEL TRANSFERRED FROM CENTER TANK TO RIGHT WING. FOUND DEFUEL/TRANSFER SWITCH STICKING. RESET SWITCH.

---
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.