# SDR SWAA2023021693829

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2023
- Submitted: February 16, 2023
- Operation: Air carrier
- Aircraft: [N276WN](https://openairdocs.org/aircraft/N276WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32530
- Aircraft time: 52,191 hours, 31,382 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Vapor Barrier
- Condition: Cracked
- Location: Zn 100 Fus Lower
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023021693829

## Discrepancy

CRACK VAPOR BARRIER RBL 41 BS 663 AT MAIN WHEEL WELL COMPARTME (CUSTOMER REQUEST ) 2023-83464<[01] TOOL USED CALIPER P/N: 500-464 S/N: B17030933 DUE DATE: 17 OCT 23.;[02] TOOL USED: HOT BONDER P/N: HCS9200B-AV S/N: 18196127 DUE DATE: 22-JAN-24;[03] TOOL USED SCALE P/N: CL5000 S/N: AE-409559 DUE DATE: 06 JUN 23.;[04] TOOL USED SCALE P/N 1863T62 S/N AE-40571 DUE DATE 09 JUN 23;[05] TOOL USED HOT BONDER P/N HCS9200B-AV S/N 18185733 DUE DATE 23 JAN 24.;[06] REPAIRED VAPOR BARRIER RBL 41 BS 663 AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[07] TASK COMPLETED. RII COMPLETED.

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