# SDR SWAA2026081923403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2026
- Submitted: August 20, 2026
- Operation: Air carrier
- Aircraft: [N7861J](https://openairdocs.org/aircraft/N7861J), registered now
- Make and model: Boeing 737-79P
- Registry model: [Boeing 737-79P](https://openairdocs.org/model/boeing-737-79p) (OpenAirDocs)
- Aircraft serial: 33008
- Aircraft time: 58,215 hours, 39,119 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire Harness
- Condition: Broken
- Location: Fire Loop
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026081923403

## Discrepancy

NR 2 ENGINE -A- FIRE DETECTION LOOP INOP T/S PER FIM 26-10 TASK 801.  FOUND ENGINE #2 LOOP A CORE LEFT HARNESS BROKEN AT LOOP ELEMENT.  REMAINING HARNESS TOO SHORT FOR REPAIR.  REQUIRES HARNESS CHANGE/CORE HARNESS MOD.  REMAINS ON MEL. OPENED ENGINE PER AMM 71-11-02 AND CHECKED FIRE HARNESS WRONG PARTS SENT PART REQUIRED PER AIPC 26-11-02-01 PLACED ON ORDER. PERFORMED MW0325 LOOP A MOD IAW AMM 26-11-02 AND TASK 2611-C-00009-NG OPS CHECKS GOOD. REF. LP 2909679& TTG8Q01DU0N8 FOR FURTHER OPERATIONAL CHECKS AND RII REQUIREMENTS PERFORMED MW0325 LOOP A MOD IAW AMM 26-11-02 AND TASK 2611-C-00009-NG OPS CHECKS GOOD. REF. LP 2909679& TTG8Q01DU0N8 FOR FURTHER OPS CHKD AND RII REQUIREMENTS.

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