# SDR CALA2018083101867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2018
- Submitted: August 31, 2018
- Operation: Air carrier
- Aircraft: [N79011](https://openairdocs.org/aircraft/N79011), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29859
- Aircraft time: 95,783 hours, 9,525 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: M33401
- Condition: Inoperative
- Location: Cabin
- 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/CALA2018083101867

## Discrepancy

REF LOGPAGE 7693165, FOUND ZONE 3 LT & RT PAX SEAT EMERGENCY LT NOT ILLUMINATE. C/OUT T/SHOOTING REF WDM 33-51-58 FOUND EMER LT PWR SUPPLY (M334 01) FAULTY. RELAY R3 EMER LT PWR SUPPLY (M33401) CHARGER AND BAT T.THEN EMER LT TESTED SATIS. REF AMM 33-51-06.

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