# SDR SWAA2022080830636

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2022
- Submitted: August 8, 2022
- Operation: Air carrier
- Aircraft: N8642E
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42525
- Aircraft time: 27,092 hours, 12,498 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Stab Channel
- Condition: Cracked
- Location: L/H Horiz. Stab.
- 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/SWAA2022080830636

## Discrepancy

LEFT HORIZONTAL STAB FRONT SPAR UPPER SLIDE SEAL CRACKED / [01] REMOVED LH UPPER SLIDE SEAL IAW AMM 53-31-31-000-802<BR>ASSEMBLED SEAL PLATE; TIE BAR; AND CORNER PLATES IAW AMM 53-31-31-400-802 STEPS 3.F (1-18);[02] VERIFIED CORRECTIVE ACTION #1;[03] INSTALLED SEAL PLATE IN TRACKS PER AMM 53-31-31-400-802 STEPS 3.F(19)-(21)<BR>TOOL ID ATS392 DUE 01-2023;[04] VERIFIED CORRECTIVE ACTION #3;[05] INSTALLED SLIDING SEAL IAW AMM 53-31-31-400-802 STEPS 3.F(22)-(28);G;[06] VERIFIED CORRECTIVE ACTION #5

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