# SDR CALA2026012813420

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2026
- Submitted: January 29, 2026
- Operation: Air carrier
- Aircraft: [N661UA](https://openairdocs.org/aircraft/N661UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 27158
- Aircraft time: 125,354 hours, 19,058 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire
- Condition: Detached
- 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/CALA2026012813420

## Discrepancy

WHILE T/S MEL 7400Q. FOUND WIRE BUNDLE BURNT ON EMERGENCY LIGHTS PANEL. MEL 7400Q RELATED TO LP 7743774, NR 2 ENG IGNITION ISSUES.  REMOVED EMERGENCY LIGHTS CONTROL PANEL IAW 33-51-08 FOR AVIONICS SUPPORT.  RETERMINATED PIN THREE WIRE 1003 OF CONNECTOR D838J (J1) OF P5 OVERHEAD PANEL IAW SWP CH20. NO OTHER WIRES EFFECTED REF WDM 33-16-17 SH 4. WIRE IS FOR POWER SIDE OF INDICATORS ONLY. PERFORMED LIGHT TEST SATISFACTORY. REINSTALLED ORIGINAL P5 EMERGENCY LIGHT PANEL. EMERGENCY LIGHT TEST PERFORMED SATISFACTORY.

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