# SDR ASAA2023082444763

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2023
- Submitted: August 28, 2023
- Operation: Air carrier
- Aircraft: [N428AS](https://openairdocs.org/aircraft/N428AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36353
- Aircraft time: 27,253 hours, 8,535 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: D71701100
- Condition: Inoperative
- 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/ASAA2023082444763

## Discrepancy

THE FOLLOWING EMER LIGHTS ARE INOP IN PASSENGER CABIN, R2 DOOR IN FRONT OF G4 GALLEY, LH OVERWING OVERDOOR FWD & AFT, PH BIN AT ROW 9DEF & 13 DEF, OH BIN AT ROW 16ABC, & OH BIN AT ROW 25DEF. GROUNDED - YES. REMOVED & INSTALLED SERVICABLE EMER LIGHT POWER SUPPLY M01672 FWD OF LH OVERWING EXIT DOOR FWD, RH CEILING PNL ROW 27 & 28 , RH ROW 7 SIDEWALL OPS CK GOOD IAW B737-900 AMM 33-51-06-960-806.

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