# SDR CALA2026090719286

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2026
- Submitted: September 9, 2026
- Operation: Air carrier
- Aircraft: [N799UA](https://openairdocs.org/aircraft/N799UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26926
- Aircraft time: 114,427 hours, 14,979 cycles
- Engine: Pwa PW4090
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Battery Pack
- Part number: 285W0955102
- Condition: No Test
- Location: Zone 800
- 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/CALA2026090719286

## Discrepancy

R1 DOOR EMERGENCY POWER ASSIST SYSTEM (EPAS) BATTERY OPS TEST DID  NOT WORK.

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