# SDR IPXA2023020390562

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2023
- Submitted: February 3, 2023
- Operation: Air carrier
- Aircraft: [N275UP](https://openairdocs.org/aircraft/N275UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48774
- Aircraft time: 61,338 hours, 15,743 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Fire Warning
- Part number: NOTENTERED
- Part serial: NOTENTERED
- Condition: Warning Light
- Location: Cabin
- Stage of operation: LD
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2023020390562

## Discrepancy

INSPECTION TYPE:NA*ATB* *A/C WAS OOS* CAPT / CREW EXPERIANCE SUSPECT SMOKE IN COCKPIT SHORYLY AFTER DEPARTURE DECLARED EMERGENCY AFTER LEVEL 3 LOWER AFT CARGO FIRE WARNING RESULTED & ATB " UPON LANDING EMERGECNY EGRESS VIA SLIDE PULLED ALL ENGINES & APU FIRE HANDLES DISENGAGEDB.O.W TS-MD11-2100-T0611 TO IDENTIFY&REMEDY SMOKE SOURCE APU INTERNAL FAIL FND TO BE SMK SOURCE K207022 ISSUE & APU ASSY REPL TC 9112 IPC 49 10 05 01. FIRE HANDLES REST ON LP 488041 ITEM 1-3 AND 488042 ITEM 1 L1 DOOR SLIDE R&R 25-61-01 EFF 25-61-05-01 B.O.W TS-MD11-2100-T0611 COMPL AND PER DUCT CLN MM 21-51-00-160-802 OP CK GD

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.