# SDR IPXA2024041977532

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2024
- Submitted: April 19, 2024
- Operation: Air carrier
- Aircraft: [N138UP](https://openairdocs.org/aircraft/N138UP), registered now
- Make and model: Airbus A300 F4-622R
- Registry model: [Airbus A300 F4-622R](https://openairdocs.org/model/airbus-a300-f4-622r) (OpenAirDocs)
- Aircraft serial: 0821
- Aircraft time: 26,743 hours, 16,248 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Duct
- Part number: UNKNOWN
- Condition: Loose
- Location: Heat Exchanger
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2024041977532

## Discrepancy

EMERGENCY DECLARED,  BTB.  AFTER BOTH ENGINES STARTED AND AFTER TURNING LEFT PACK ON AND RIGHT PACK OFF - MASTER CAUTION WARNING ILLUMINATED ALONG WITH MAIN DECK CARGO SMOKE MID 1, RED SMOKE, LOOP A & B AMBER, ALSO CLAMP SECURING THE SLEEVE BETWEEN THE HEAT EXCHANGER AND DUCTING FOUND TO BE LOOSE, ALLOWING HOT AIR TO ESCAPE.  OPEN

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