# SDR UALA2012060803137

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2012
- Submitted: July 13, 2012
- Operation: Air carrier
- Aircraft: [N474UA](https://openairdocs.org/aircraft/N474UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1475
- Aircraft time: 36,787 hours, 16,001 cycles
- Engine: Iae V2527A5
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Actuator
- Part number: 4311100
- Part serial: 39
- Condition: Faulty
- Location: Apu Inlet Door
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012060803137

## Discrepancy

APU WILL NOT START.  APU DOORS WILL NOT OPEN TO ALLOW APU START.    REPLACED APU DOOR ACTUATOR, OPS CHECKED 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.