# SDR SWAA2023031605227

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 20, 2023
- Submitted: March 16, 2023
- Operation: Air carrier
- Aircraft: [N8528Q](https://openairdocs.org/aircraft/N8528Q), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36927
- Aircraft time: 19,732 hours, 9,567 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- 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/SWAA2023031605227

## Discrepancy

CABIN FLOOR PANEL 242E UPPER SURFACE IS DELAMINATED.<[01] IDENTIFIED PANEL MATERIAL IAW SRM 53-00-50-0I-1 FIG 6 TABLE 6.<BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4.F.<BR>DAMAGE WILL BE REPAIRED IAW SRM 53-00-50-2R-1.<BR>REMOVED DAMAGE SKINS PLIES; CLEANED REPAIR AREA AND FABRICATED REPAIR PLIES USING BMS 9-3 ST1581 LOT#1513216-1 IAW SRM 53-00-50-2R-1 PARA 3.C;E-F;K.<BR>OK TO INSTALL;[02] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-1;[03] RII BUYBACK FOR CORRECTIVE ACTIONS 1 AND 2. INSPECTED AND VERIFIED. <BR><BR>VERIFIED MEASUREMENTS TABLE.;[04] INSTALLED REPAIR PLIES USING BMS 8-201TY3 LOT#AK2EP8210K; VACUUM BAGGED; LEAK CHECK GOOD WITH VACUUM GAUGE ID:ATS2107 CAL DUE 04/2023 IAW SRM 53-00-50-2R-1 PARA 3K;L.;[05] RII BUYBACK FOR CORRECTIVE ACTION 4. 5X5 LEAK CHECK PASSED.;[06] CURED REPAIR PLIES AND UNBAGGED IAW SRM 53-00-50-2R-1 PARA 3.M.<BR>USED THERMOMETER ID:ATS2208 CAL DUE 10/2023;[07] FINAL INSPECTION AND RII BUYBACK FOR FLOOR PANEL REPAIR. JOB COMPLETE.;[08] FINAL INSPECTION AND RII BUYBACK FOR FLOOR PANEL REPAIR. JOB COMPLETE.

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