# SDR SWAA2026082510937

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2026
- Submitted: August 26, 2026
- Operation: Air carrier
- Aircraft: [N470WN](https://openairdocs.org/aircraft/N470WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33860
- Aircraft time: 72,862 hours, 43,851 cycles
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Clamp
- Condition: Unsecure
- Location: Zone 400
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026082510937

## Discrepancy

LEFT WING BODY OVERHEAT LIGHT.  PERFORMED QRH PROCEDURES.  AFTER SOME TIME THE LIGHT EXTINGUISHED.  PERFORMED BITE PROCEDURE IAW FIM 26-18, TASK 806. FOUND FAULT NR 14. FOUND LEAK UNDER PANEL 521AB JUST OTBD OF ENG.  RESECURED CLAMP OTBD OF WING ANTI-ICE VALVE. LEAK CHECKED GOOD IAW AMM 30-11-11.

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