# SDR UALA2012030501371

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2012
- Submitted: March 6, 2012
- Operation: Air carrier
- Aircraft: [N782UA](https://openairdocs.org/aircraft/N782UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26948
- Aircraft time: 65,896 hours, 9,491 cycles
- Engine: Pwa PW40903
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 21198356
- Part serial: 74
- Condition: Faulty
- Location: Cargo Bay
- Stage of operation: IN
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012030501371

## Discrepancy

AFT CARGO ZONE 2 FAULTS:  DUE TO REPETATIVE NATURE OF AFT CARGO ZONE 2 FAULTS DEFER AFT PIT.  REF MEL PROCEDURES 2616T OR REPLACE AFT CARGO SMOKE DETECTOR (M26061).  REPLACED LWR CARGO SMOKE DET IN AFT CARGO, TEST PASSED.

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