# SDR SWAA2023052430118
- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2023
- Submitted: May 25, 2023
- Operation: Air carrier
- Aircraft: [N959WN](https://openairdocs.org/aircraft/N959WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36674
- Aircraft time: 38,285 hours, 23,370 cycles
- System (JASC): [5321 ยท Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Pulled
- 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/SWAA2023052430118
## Discrepancy
FWD FLOOR PANEL 221CF UPPER SKIN HAS AN AREA OF PULLED STRANDS. (MARKED)<[01] IDENTIFIED PANEL 221CF MATERIAL IAW SRM 53-00-50-0I-1 FIG. 2 TABLE 2.
DAMAGE EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PAR. 4.F.
REMOVED 15EA INSERTS IAW SRM 53-00-50-2R-1 PAR 3.B.
REMOVED 16' X 16' AREA OF DAMAGED PLIES ON UPPER SURFACE AND CLEANED AREA IAW SRM 53-00-50-2R-1 PARA 3.A-C AND PARA 3.E-F.;[02] VALIDATED REPAIR PER SRM 53-00-50-2R-1;[03] VERIFIED CORRECTIVE ACTIONS 1 AND 2
VERIFIED MEASUREMENTS TABLE
VALIDATED REPAIR PER SRM 53-00-50-2R-1;[04] CLEANED REPAIR AREA AND FABRICATED REPAIR PLIES USING BMS 9-3 ST1581 LOT#1522395-2 IAW SRM 53-00-50-2R-1 PARA 3.K(1).
OK TO INSTALL REPAIR PLIES;[05] INSPECTED AND VERIFIED CORRECTIVE ACTION 4. OKAY TO INSTALL REPAIR PLIES.;[06] INSTALLED REPAIR PLIES USING BMS 8-201 TY6 LOT#1524651-1; VACUUM BAGGED; LEAK CHECK GOOD USING VACUUM GAUGE ID:ATS2798 DUE:10/23 AND SET TO CURE UNDER HEAT LAMP IAW SRM 53-00-50-2R-1 PARA 3.K(1);L(1) AND M(1).
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