# SDR DALA2026041702456

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2026
- Submitted: April 17, 2026
- Operation: Air carrier
- Aircraft: [N67171](https://openairdocs.org/aircraft/N67171), registered now
- Make and model: Boeing 757232
- Aircraft serial: 30839
- Aircraft time: 77,826 hours, 30,208 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Clamp
- Condition: Detached
- Location: Zone 100
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026041702456

## Discrepancy

PRIOR TO PUSH, LAST 3 ROWS LEFT SIDE & AFT LEFT LAV SIDE WALLS HOT TO THE TOUCH AND REPORTED A BURNING ELETRICAL SMELL.   REMOVED AFT CARGO WALL, FOUND DUCT BYPASSING AT FWD CLAMP REPLACED SAME, LEAK CHECKS GOOD REF B747 IPC 36-11-01. (8281388) AIRCRAFT WAS GROUNDED

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