# SDR SWAA2021080487185

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2021
- Submitted: August 4, 2021
- Operation: Air carrier
- Aircraft: [N940WN](https://openairdocs.org/aircraft/N940WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36900
- Aircraft time: 39,596 hours, 24,067 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Damaged
- Location: Cabin
- 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/SWAA2021080487185

## Discrepancy

FWD FLOOR PANEL 221DF HAS DAMAGED UPPER SURFACE PLIES ; / [01] IDENTIFIED FORWARD FLOOR PANEL 221DF<BR>IAW SRM 53-00-50-0I-1 FIGURE 2; TABLE 2<BR>FOUND DAMAGE TO UPPER SURFACE TO EXCEED ALLOWABLE LIMITS<BR>IAW SRM 53-00-50-1A-1 PARA 4 F.<BR><BR>REPAIR TO BE EFFECTED IAW SRM 53-00-50-2R-1<BR><BR>REMOVED 16 EA INSERTS TO FACILITATE REPAIR.<BR>IAW SRM 53-00-50-2R-1 PARA 3 B.<BR><BR>REMOVED DAMAGE FROM UPPER SURFACE AND CLEANED REPAIR AREA.<BR>NO CONTAMINATION NOTED.<BR>IAW SRM 53-00-50-2R-1 PARA 3 A; C; & F.; [02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-1.; [03] VERIFIED MATERIAL ID PER SRM 53-00-50-0I-1<BR>VERIFIED DAMAGE IS OUT OF LIMITS PER SRM 53-00-50-1A-1<BR>VALIDATED REPAIR PER SRM 53-00-50-2R-1 <BR>VERIFIED WORK PERFORMED PER SRM 53-00-50-2R-1; [04] FABRICATED REPAIR PLIES FROM BMS 9-3 TY H2 LOT#1458851-1<BR>OK TO INATALL.<BR>IAW SRM 53-00-50-2R-1 PARA 3 K(1); [05] CORRECTED STEP 4; LINE 2 TO READ 'OK TO INSTALL'; [06] VERIFIED PER SRM 53-00-50-2R-1<BR>OK TO INSTALL REPAIR PLIES; [07] INSTALLED REPAIR PLIES USING RESIN BMS8-201 TY3 LOT#AK0GP9267K; AND VACUUM BAGGED; LEAK CHECKED GOOD WITH VACUUM GAUGE ID: ATS2438 S/N: UNKNOWN; AND SET REPAIR TO CURE IAW SRM 53-00-50-2R-1 PAR. 3K(1)L(1).

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