# SDR FDEA201705231489

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2017
- Submitted: June 2, 2017
- Operation: Air carrier
- Aircraft: [N771FD](https://openairdocs.org/aircraft/N771FD), registered now
- Make and model: Boeing 757222
- Aircraft serial: 24799
- Aircraft time: 77,916 hours, 29,433 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Bulkhead
- Part number: 148N21271
- Condition: Cracked
- Location: Bs 1800
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201705231489

## Discrepancy

BS 1880, APU FIREWALL, FWD, LOWER, RT SIDE, A REPAIR HAS A CRACK.  REMOVED THE REPAIR AT BS 1880, ON THE APU FIREWALL IAW SRM 51-40-02. FABRICATED A NEW DOUBLER IAW 53-80-08-2R AND INSTALLED NEW DOUBLER IAW SRM 53-80-08-2R.

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