# SDR HALA2009121600586

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2009
- Submitted: December 16, 2009
- Operation: Air carrier
- Aircraft: [N478HA](https://openairdocs.org/aircraft/N478HA), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55123
- Aircraft time: 13,593 hours, 33,107 cycles
- Engine: Rroyce BR700715A130
- System (JASC): [7600 · Engine Controls](https://openairdocs.org/jasc/7600)
- Part: Pseu
- Part number: 893602
- Part serial: B122
- Condition: Malfunctioned
- Part time: 15,926 hours, 38,799 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: S
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2009121600586

## Discrepancy

WITH AC CONFIGURED FOR LANDING OUT OF 1000 FT FINAL APPROACH PSEU FAIL FLASHED ON AND OFF SEVERAL TIMES, A/S FAST REF +10, AUTO THROTTLES WENT INTO LO SPEED PROTECT MODE, AND WENT FWD AUTO.  REMOVED AND REPLACED PROX SENSE ELEC UNIT IAW AMM 32-41-01. RTS TEST PASSED PERFORMED SLAT FUNCTIONAL TEST (AMM 27-80-720-801) NO DEFECTS NOTED.

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