# SDR SWAA2023050122726

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2023
- Submitted: May 1, 2023
- Operation: Air carrier
- Aircraft: [N7858A](https://openairdocs.org/aircraft/N7858A), registered now
- Make and model: Boeing 737-79P
- Registry model: [Boeing 737-79P](https://openairdocs.org/model/boeing-737-79p) (OpenAirDocs)
- Aircraft serial: 29361
- Aircraft time: 53,310 hours, 34,766 cycles
- System (JASC): [2550 · Cargo Compartments](https://openairdocs.org/jasc/2550)
- Part: Channel
- Condition: Elongated
- 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/SWAA2023050122726

## Discrepancy

L/H AFT CARGO COMPARTMENT FLOOR Z-CHANNEL AT STA 727D - STA 747 LBL 21 HAS ELONGATED HOLES.<[01] REF TASK CARD TTG8Q00JZHM2 FOR PARTS INSTALLATION.;[02] CORRECTION TO STEP 1: REF TASK CARD TTG8Q00JZHM2 FOR ZEE CHANNEL REPLACEMENT;[03] VERIFIED STEP 2.

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