# SDR SWAA2021080487186

- 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/SWAA2021080487186

## Discrepancy

FWD FLOOR PANEL 221BF HAS DAMAGED INSERTS ON O/B EDGE ; / [01] IDENTIFIED FORWARD FLOOR PANEL 221 BF<BR>IAW SRM 53-00-50-0I-1 FIGURE 2; TABLE 2<BR>FOUND DAMAGE TO ENTIRE UPPER SURFACE AND BROKEN TANG TO<BR>EXCEED ALLOWABLE DAMAGE 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 AND<BR>SRM 53-00-50-2R-6<BR><BR>REMOVED ALL INSERTS TO FACILITATE REPAIR.<BR>IAW SRM 53-00-50-2R-1 PARA 3 B.<BR><BR>REMOVED DAMAGE ON ENTIRE UPPER SURFACE AND TANG; CLEANED<BR>REPAIR AREA. NO CONTAMINATION NOTED.<BR>IAW SRM 53-00-50-2R-1 PARA 3 A; C; D; & F; AND <BR>SRM 53-00-50-2R-6 PARA 3 A; C; & E.; [02] VALIDATED APPLICABILITY OF REPAIR SRM 53-00-50-2R-1 AND <BR>SRM 53-00-50-2R-6[21] VERIFIED; COMPLETED CURE WITH THERMOMETER ID:ATS2208 S/N: 43300740WS; UNBAGGED AND TRIMMED. <BR>INSTALLED 1EA BLIND INSERT USING BMS 5-28TY19 LOT#AK0DP4131K USED SCALE ID:ATS2275 S/N:P1662216 <BR>IAW SRM 53-00-50-2R-1 PARA 3M;N AND SRM 53-00-50-2R-6 PARA 3M AND DWG 141A5810-729.<BR>INSTALLED ALL NEW THROUGH INSERTS INTO FLOOR PANEL USING BMS5-107 CL1 LOT# AK0DP4051K; AND CURED THROUGH INSERTS AND POTTED INSERT. IAW SRM 53-00-50-2R-1 PAR. 3.N AND BOEING DWG 141A5810 ID: 0729. USED THERMOMETER ID: ATS2208 S/N: 433007740WS.; [22] F

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