# SDR SWAA2023100603670

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2023
- Submitted: October 6, 2023
- Operation: Air carrier
- Aircraft: [N906WN](https://openairdocs.org/aircraft/N906WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36887
- Aircraft time: 51,081 hours, 29,796 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Wire
- Part number: UNKNOWN
- Condition: Broken
- Location: Zn 200 Fus Top
- 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/SWAA2023100603670

## Discrepancy

GROUND WIRE FOR EMERGENCY EXIT LIGHT ON FWD LAV IS BROKEN AT GROUND BLOCK BEHIND LAV<[01] PARTIAL WORK STEP 1;[02] RETERMINATED WIRE W4142-0152-20 INYO TERNIMAL GND BLOCK GD3782; PER SWPM 20-90-15 AND WDM 33-51-21; PERFORMED GOOD CONTINUTY CHECK OF WIRE W4142-0152-20 PER WDM 33-51-21.; PERFORM GOOD EMERGENCY LIGHT TEST FOR LIGHT L1187 PER AMM 33-51-00;[03] VERIFIED CORRECTIVE ACTION 2.<BR>VERIFIED MEASUREMENTS.<BR>JOB COMPLETE.

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