# SDR AALA202005059004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2020
- Submitted: May 5, 2020
- Operation: Air carrier
- Aircraft: [N803AL](https://openairdocs.org/aircraft/N803AL), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 40621
- Aircraft time: 19,425 hours, 2,350 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Control Unit
- Part number: 100260201
- Part serial: ST17115322
- Condition: Faulty
- 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/AALA202005059004

## Discrepancy

AIRCRAFT IN BASE VISIT: REF TII NO.70566826, WELS BATTERY DATE CK. SYS CONFIG PAGE DOES NOT SHOW DOOR 2RH (11.2) AND  (11.3). HAS FAULT CODE 33-12111. REMOVED AND REPLACED WELS C/U BATTERY AT (11.2) AND 11.3) IAW AMM 33-51-07. SEE  AALA202005059003 FOR ADDITIONAL PARTS.

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