# SDR SWAA2021080489398

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 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/SWAA2021080489398

## Discrepancy

REJECT- PANEL 193AR INCORRECT REPAIR PERFORMED DUE TO DAMAGE THROUGH BOTH SKINS AND CORE; REPAIR FOR DAMAGE THROUGH ONE SKIN AND CORE WAS PERFORMED ; / [01] IDENTIFIED PANEL 193AR IAW SRM 53-40-70-0I-1 FIGURE 2. TABLE 2. ITEM 18. <BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW SRM 53-40-70-1A-1 PARA 4.A.(5). <BR><BR>REPAIR IS TO BE ACCOMPLISHED IAW SRM 51-70-05-2R-4 PER SRM 53-40-70-2R-1 PARA 4.B.(1). AND TABLE 201. <BR><BR>REMOVED REJECTED REPAIR ACCOMPLISHED ON TTG8Q005K90D THEN CLEANED REPAIR AREA IAW SRM 51-70-05-2R-4 PARA 4.A.-B.; [02] CERTIFIED STEP 1 AND VALIDATED REPAIR PER SRM 51-70-05-2R-4; [03] VERIFIED; IDENTIFIED PANEL 193AR IAW SRM 53-40-70-0I-1 FIGURE 2. TABLE 2. ITEM 18. [04] FABRICATED OUTER SURFACE REPAIR PLIES USING BMS8-79 CL3 ST.120 LOT# 1457859-1 AND INSTALLED USING BMS5-129 TY2 GR5 LOT# 1457270-4. FABRICATED CORE PLUG USING BMS8-124 CL4 TY5 GR3 LOT# 1153313 AND INSTALLED USING BMS5-90 TY3 CL1 GR50 LOT# 1461508-1. VACUUM BAGGED; CHECKED FOR LEAKS; CURED; UNBAGGED; LIGHTLY SANDED REPAIR AREA TO CONTOUR AND CLEANED IAW SRM 51-70-05-2R-4 PARA 4. C-H<BR><BR>HOT BONDER: ID- ATS532 S/N- 15092117<BR>VACUUM GAGE: ID- ATS2438 S/N- UNKNON; [12] PANEL 193AR WITH DAMAGE THROUGH BOTH SKINS AND CORE WAS REPAIRED IAW SRM 51-70-05-2R-4; [13] CERTIFIED STEPS 11 AND 12.; [14] VERIFIED WORK PERFORMED IN STEP 11 AND 12 PER SRM.

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