# SDR CALA2011010700012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2011
- Submitted: January 7, 2011
- Operation: Air carrier
- Aircraft: [N78003](https://openairdocs.org/aircraft/N78003), registered now
- Make and model: Boeing 777224
- Aircraft serial: 27579
- Aircraft time: 59,354 hours, 6,319 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Switch
- Part number: 624EN338R
- Condition: Faulty
- Location: R4 Door
- 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/CALA2011010700012

## Discrepancy

R4 DOOR FAILED EPAS BATTERY REPLACEMENT TEST (REF W/C 25-5210- 1-9801.  REMOVED AND REPLACED DOOR OPEN SWITCH S52125 OPS CHECKS GOOD.  PER M/M 52-11-28-000-802, EPAS BATTERY REPLACEMENT TEST PASS.  PER W/C 25-5210-1-9801, RII ONLY.

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