# SDR SWAA2023031312455

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2023
- Submitted: March 13, 2023
- Operation: Air carrier
- Aircraft: N233LV
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32501
- Aircraft time: 57,100 hours, 34,088 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Stiffener
- Condition: Cracked
- Location: Zn 500 Left Wing
- 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/SWAA2023031312455

## Discrepancy

A225-008 #1 I/B FAN COWLI OIL ACCESS DOOR AFT INTERIOR STIFFNER CRACKED.<[01] REMOVED CRACKED STIFFENER IAW SRM 51-40-02-0G-0.;[02] DRILLED NEW P/N 314-2259-4 SHIELD IAW SRM 51-40-05-0G-0 AND CMM 71-13-30.;[03] VERIFIED STEPS AND OK TO INSTALL;[04] STARTED INSTALLING SHIELD IAW SRM 51-40-02-0G-0 AND CMM 71-13-30.;[05] COMPLETED INSTALLING SHIELD IAW SRM 51-40-02-0G-0 AND CMM 71-13-30;[06] VERIFIED JOB IS COMPLETE;[07] UPDATED MEASUREMENTS;[08] VERIFIED STEPS 4; 5; 6 & 7; JOB COMPLETE; AUDIT C/W

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