# SDR DLL12954803

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N724DA](https://openairdocs.org/aircraft/N724DA), registered now
- Make and model: Lkheed 1011385115
- Aircraft serial: 193C1151
- System (JASC): [5230 · Cargo/Baggage Doors](https://openairdocs.org/jasc/5230)
- Part: Seal
- Condition: Missing
- Location: Fwd Cargo Door
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLL12954803

## Discrepancy

APPROX 5 MIN AFTER T/O, THE FWD CARGO HOT LIGHT ILLUMINATED.  SHORTLY AFTERWARD A POPPING NOISE BEGAN EMANATING FROM RT SIDE OF A/C JUST AFT OF F/C.  AFTER LEVEL OFF AT FL 310 TROUBLESHOT BY TURNING ONE PACK OFF AT A TIME, UNABLE TO MAINTAIN PRESSURIZATION WITH 2 PACKS OPERATING AT FL 310.  RETURNED TO SJU FOR MTC.  FOUND C-1 DOOR FWD UPPER SEAL MISSING.  INSTALLED NEW SEAL AND PRESSURIZED A/C PER MM 21-31-00 PG 508, CKD OK.

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