# SDR SWAA2023020891365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2023
- Submitted: February 8, 2023
- Operation: Air carrier
- Aircraft: [N209WN](https://openairdocs.org/aircraft/N209WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32484
- Aircraft time: 59,684 hours, 35,490 cycles
- System (JASC): [5750 · Wing, Control Surfaces](https://openairdocs.org/jasc/5750)
- Part: Panel
- Part number: NOTREPORTED
- Condition: Delaminated
- 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/SWAA2023020891365

## Discrepancy

PANEL 561BB DELAMINATED IN SEVERAL LOCATIONS ON OUTER SURFACE<[01] FOUND PANEL TO HAVE AREAS OF DISBOND. THESE AREAS OF DISBOND ARE BEYOND ALLOWABLE LIMITS IAW SRM 57-51-01-1A-1 PARAGRAPH 4.A.(5)(A)<BR><BR>DAMAGED AREAS WILL BE REPAIRED IAW SRM 51-70-05-2R-1 AS DIRECTED BY SRM 57-51-01-2R-1 PARAGRAPH 2.E.<BR><BR>REMOVED DISBONDED TOOLSIDE SKIN FROM (3EA) AREAS: <BR>(A) (12' X 4.0') LOCATED 3' FROM AFT EDGE AND 7.0' FROM I/B; <BR>(B) (3.5' X 2.0') LOCATED 3' FROM AFT EDGE AND 44.5' FROM I/B; <BR>(C) (14'X 4.0') IS LOCATED 3' FROM AFT EDGE AND 24' FROM I/B. <BR><BR>DAMAGE WAS REMOVED IAW SRM 51-70-05-2R-1 PARAGRAPH 4.A-B.<BR><BR>UPDATED MEASUREMENT TABLE.;[02] VALIDATED APPLICABILITY OF REPAIR TO BE COMPLETED IAW SRM 51-70-05-2R-1.[07] FABRICATED REPAIR PLIES FROM BMS5-129 GRADE 05 LOT NUMBER 1510001-1. BMS8-79 STYLE 1581 LOT NUMBER 1510611-1 AND BMS8-79 STYLE 120 LOT NUMBER 1512713-2; INSTALLED PLIES; VACUUM BAGGED PLIES; VERIFIED A SATISFACTORY 5X5 CHECK; SET PLIES TO CURE AND CURED PLIES USING HOTBONDER ID: NCX000523 DUE: 06/30/2023; UNBAGGED PLIES AND LIGHTLY SANDED PLIES IAW SRM 51-70-05-2R-1 PARAGRAPH 4.C-E AND G

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