# SDR FDEA201305070933

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2013
- Submitted: May 8, 2013
- Operation: Air carrier
- Aircraft: N811FD
- Make and model: Airbus A310-324
- Registry model: [Airbus A310-324](https://openairdocs.org/model/airbus-industrie-a310-324) (OpenAirDocs)
- Aircraft serial: 457
- Aircraft time: 48,555 hours, 14,362 cycles
- Engine: Pwa PW4152
- System (JASC): [7897 · Engine Exhaust System Wiring](https://openairdocs.org/jasc/7897)
- Part: Wire
- Condition: Damaged
- Location: Thrust Reverser
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201305070933

## Discrepancy

WHEN SETTING TAKEOFF POWER, NR 1 ENGINE REVERSE UNLOCK LIGHT ILLUMINATED.   DURING REACTIVATION OF NR 1 THRUST REVERSER, FOUND WIRE CHAFING IN WIRING BUNDLE 21W4082-509 NEXT TO CONNECTOR DS307,   FOUND THE WIRE ROUTING TO PIN 4 ON DS307 TO NR 1 THRUST REVERSER UNLOCK WARNING LIGHT 9KM, REPAIRED WIRE IAW ESPM.  PERFORMED NR 1 THRUST REVERSER OPS CHECK IAW AMM78-31-00-05 WITH SATIFACTORY.

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