# SDR U2RA2024090800052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2024
- Submitted: September 8, 2024
- Operation: Air carrier
- Aircraft: [N756CA](https://openairdocs.org/aircraft/N756CA), registered now
- Make and model: Boeing 747412
- Aircraft serial: 26547
- Aircraft time: 94,876 hours, 15,420 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 12608
- Condition: Discharged
- Location: Zone 200
- Part time: 12,538 hours, 2,003 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/U2RA2024090800052

## Discrepancy

REF HAECO XMN (TX9Y778Y) NRC#:KUL9753 - FOUND THAT THE UPPER DECK DOOR AREA R/H SIDE M5606 EMERGENCY POWER SUPPLY BATTERY LOW CAPACTIY

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