# SDR AALA20130714003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2013
- Submitted: July 17, 2013
- Operation: Air carrier
- Aircraft: [N478AA](https://openairdocs.org/aircraft/N478AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49653
- Aircraft time: 71,211 hours, 37,470 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Condition: Cracked
- Location: Ac Bay
- Stage of operation: CL
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20130714003

## Discrepancy

TAIL COMPARTMENT TEMPERATURE HIGH LIGHT ILLUMINATED ON CLIMB-OUT.  ACCOMPLISHED QRH PROCEDURES & THE LIGHT WENT OUT.  FOUND PERI SEAL CONNECTOR LEAKING & CRACKED DUCT BEHIND RT AIR CYCLE MACHINE.  REPLACED DUCT & PERI SEAL.   SYSTEM GROUND CHECKED NORMAL.

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