# SDR AALA20150707007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2015
- Submitted: July 8, 2015
- Operation: Air carrier
- Aircraft: [N775AN](https://openairdocs.org/aircraft/N775AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29584
- Aircraft time: 66,860 hours, 8,105 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Switch
- Part number: 624EN334R
- Condition: Faulty
- Location: R4 Door
- 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/AALA20150707007

## Discrepancy

R4 DOOR EMER POWER ASSIST SYS BATTERY FAILED OPERATIONAL TEST, AMBER SQUIB CONTINUITY TEST LIGHT WAS NOT ILLUMINATED.  CHECKED WIRING & FOUND DOOR SWITCH S52125 OPEN.  R & R SWITCH.  PERFORMED OPERATIONAL TEST IAW AMM 52-11-18 & 52-11-20.  SYS CHECKED NORMAL.

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