# SDR AALA202608241275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2026
- Submitted: August 25, 2026
- Operation: Air carrier
- Aircraft: [N901NN](https://openairdocs.org/aircraft/N901NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33226
- Aircraft time: 41,061 hours, 17,752 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: 27018
- Condition: Failed
- 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/AALA202608241275

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: DURING EMERGENCY LIGHT TEST ROWS 15 THRU 17 AND OVERWING EXIT LIGHTS ON THE LEFT SIDE DID NOT ILLUMINATE. PART RECEIVED FROM STORS WAS BAD FROM STOCK HAD TO ORDER ANOTHER ONE . SEE SDR AALA202608244714 FOR THAT.

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