# SDR CALA2018070301549

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 28, 2018
- Submitted: July 3, 2018
- Operation: Air carrier
- Aircraft: [N222UA](https://openairdocs.org/aircraft/N222UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30553
- Aircraft time: 73,290 hours, 8,597 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: ADD71701100
- Condition: Low
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2018070301549

## Discrepancy

FOUND CABIN RT NR 4 DOOR AREA EMERGENCY LT PWR SUPPLY M33409 LOW CAPACITY. REPLACED THE CABIN R4 DOOR AREA EMERGENCY LIGHT PWR SUPPLY BATTERY M33409 AND OP TEST CARRIED OUT, FOUND NORMAL AS PER AMM 33-51-06 -960-802 REV 83.

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