# SDR SWAA2023050928225

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2023
- Submitted: May 9, 2023
- Operation: Air carrier
- Aircraft: N551WN
- Make and model: Boeing 737-76Q
- Registry model: [Boeing 737-76Q](https://openairdocs.org/model/boeing-737-76q) (OpenAirDocs)
- Aircraft serial: 30280
- Aircraft time: 66,624 hours, 41,198 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Panel
- Condition: Pulled
- Location: Zn 600 Right Win
- 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/SWAA2023050928225

## Discrepancy

PANEL 661BB HAS SEVERAL PULLED FASTENER HOLE ON AFT END (MARKED)<OUT OF ALLOWABLE DAMAGE LIMITS IAW SRM 57-51-01-1A-1 PARA 4B( REPAIRED PER SRM 51-70-04-2R-9 AS DIRECTED BY SRM 57-51-01-2R-1 PARA 4C AND TABLE 202. <BR><BR>REMOVED DAMAGE TO ALL FASTENER HOLES ON AFT EDGE AND CLEANED AREA IAW SRM 51-70-04-2R-9 PARA 4A-C APPLIED SLURRY MIX OF BMS8-301 LOT#JH2EAA8895 AND MILLED FIBERS LOT#1437038-1 TO ALL DAMAGED FASTENER HOLES IAW SRM 51-70-04-2R-9 PARA 4D-E.;[05] CURED THE SLURRY MIXTURE THEN PERFORMED THE SURFACE PREPARATION PROCEDURES IAW SRM 51-70-04-2R-9 PARA 4. STEPS F-I. REF CAL TOOL HOT BONDER ID ATS532 CAL DUE 06/2023.<BR><BR>USING BMS9-3 STYLE 1581 GLASS LOT 1522395-2 & BMS8-301 EA9390 RESIN LOT JH2EAA8895 FABRICATED REPAIR PLIES IAW SRM 51-70-04-2R-9 PARA 4. STEP J.;[06] IMPREGNATED AND INSTALLED REPAIR PLIES; VACUUM BAGGED; CHECKED FOR LEAKS; LEAK CHECKED GOOD USING VACUUM GAUGE ATS2441 CAL DUE DATE 08/2023 IAW SRM 51-70-04-2R-9 PARA 4J-L.;[07] CURED REPAIR USING HOT BONDER ATS532 CAL DUE DATE 06/2023; UNBAGGED AND LIGHTLY SANDED REPAIR IAW SRM 51-70-04-2R-9 PARA 4M.; LOCATED; DRILLED; AND COUNTERSUNK FASTENER HOLES IAW SRM 51-70-04-2R-9;[12] ADDING 'PARA 4.N.' TO LINE 11.;[13] APPLIED FINISH TO REPAIR AREA IAW SRM 51-70-04-2R-9 PARA 4.P.;[14] VERIFIED CORRECTIVE ACTION 11; 12; 13

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