# SDR CALA2025020500303

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 5, 2025
- Submitted: February 7, 2025
- Operation: Air carrier
- Aircraft: [N782UA](https://openairdocs.org/aircraft/N782UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26948
- Aircraft time: 112,093 hours, 14,782 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: ADD71701100
- Condition: No Test
- 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/CALA2025020500303

## Discrepancy

L4 DOOR EMERGENCY LIGHT POWER SUPPLY BATTERY PACK OUT OF LIMIT D URING CAPACITY CHECK - ORIGINATED  BY EMP V903218 ON HAECO NR 94 56232, RAISED FROM WORK CARD 85-3351-1-7003. PERFORMED BY EMP V903670, REPLACED THE FR 4L EMERGENCY LT POWER SUPPLY BATTERY PACK M33407 AND C/O TEST, THE TEST RESULT WAS NOR MAL. REF AMM 33-51-06-960-802 REV 103.

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