# SDR CALA2026052516506

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2026
- Submitted: May 25, 2026
- Operation: Air carrier
- Aircraft: [N75429](https://openairdocs.org/aircraft/N75429), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 30130
- Aircraft time: 54,176 hours, 19,477 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire Harness
- Part number: BC50617901
- Condition: Frayed
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026052516506

## Discrepancy

DURING SERVICE CHECK FOUND 2ABC AISLE LIGHTA INOP BOTH SEAT 2ABC EMERGENCY AISLE LIGHT ARE INOP. REPLACED AFT AISLE LIGHT ON SEAT 2ABC AND RELAMPED BOTH LIGHTS NO HELP REF AMM 33-51-11    NO TIME FOR FURTHER TROUBLESHOOTING REQUEST DEFERRAL MEL 3319E BOTH LIGHTS ON THE SEAT ARE INOP. PER MEL NO TWO ADJACENT SEAT MOUNTED LIHTS MAY BE INOPERATIVE.  REMOVED TEE OUTPUT CABLE FROM SEAT ASSY 2ABC,  PART IN SEAT 2ABC. AOG'D NEW TEE ASSY IAW DWG 3350DD15295 SHEET 3. DISPLACED SEATPAN AND REMOVED CABLE COVER TRIM ON SEAT 2A FOR ACCESS. PARTS IN SEAT 2ABC AREA. REPLACED DAMAGED EMERGENCY LIGHT HARNESS. OPS CHECK OK REF WDM 33-51-12 SWPM 20-61-28.

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