# SDR CALA2023050901448

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2023
- Submitted: May 10, 2023
- Operation: Air carrier
- Aircraft: [N798UA](https://openairdocs.org/aircraft/N798UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26928
- Aircraft time: 100,714 hours, 13,541 cycles
- System (JASC): [3300 · Lighting System](https://openairdocs.org/jasc/3300)
- Part: Battery Pack
- Part number: NA
- Part serial: NA
- Condition: Inoperative
- Location: Dr2r
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023050901448

## Discrepancy

{B777-33-3-7031}   EMERGENCY EXIT SIGN AT DR 2R AFT FOUND DIM POWER SUPPLY (M33098) LOCATED AT DR 2R HEADER PANEL. TRANSFER REF. NON-ROUTINE HX NRC WO.1781313 AND ORIGINATED BY EMP V920586 EMERGENCY LT BATTERY PACK (M33098) REPLACED AND INSTALLATION TEST RESULT NORMAL I.A.W. AMM 33-51-06. WORK ACCOMPLISHED BY MECHANIC V920586 INSPECTED BY V898173. IDT INSPECTED OKAY BY HX102640. ADD EMP:V898558

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