# SDR CALA2017062601982

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2017
- Submitted: June 26, 2017
- Operation: Air carrier
- Aircraft: [N793UA](https://openairdocs.org/aircraft/N793UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26946
- Aircraft time: 87,047 hours, 11,863 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Part serial: 147447
- Condition: Discharged
- Location: Emergency Lights
- 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/CALA2017062601982

## Discrepancy

R4 DOOR EMERGENCY LIGHT POWER PACK M33409, FOUND LOW CAPACITY DURING CAPACITY CHECK. REPLACED THE POWER SUPPLY,  OP TESTED NORMAL IAW AMM 33-51-06-960-802, REV 80.

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