# SDR IPXA2016031400711

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 12, 2016
- Submitted: March 14, 2016
- Operation: Air carrier
- Aircraft: [N291UP](https://openairdocs.org/aircraft/N291UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48477
- Aircraft time: 66,948 hours, 10,037 cycles
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Relay
- Part number: 5D01221
- Condition: Inoperative
- Location: Dc Buss
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2016031400711

## Discrepancy

DURING DESCENT,  RT EMERGENCY DC BUSS FAIL AND L2 SLAT DISAGREE.  EMERGENCY DECLARED. LANDED WITHOUT INCIDENT.  CHECKED EPCU CURRENT FAULT, RED C SENSE RELAY/INTFC, SHOW, R & R RELAY R2-5155 IAW FIM 24-30-09-00.

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