# SDR DALA2018120507039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2018
- Submitted: December 5, 2018
- Operation: Air carrier
- Aircraft: N704DK
- Make and model: Boeing 777232LR
- Aircraft serial: 29739
- Aircraft time: 48,487 hours, 4,377 cycles
- System (JASC): [5297 · Door System Wiring](https://openairdocs.org/jasc/5297)
- Part: Wire
- Condition: Open
- Location: Flt Lock
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2018120507039

## Discrepancy

(AIRCRAFT 7104, L/P 5251830) "DOOR FLT LOCK 4R" STATUS MSG. PERFORMED FLT LOCK CONTROL TEST PER B777AMM 52-11-26 FOUND 4R FLT LOCK NOT ENGAGING VERIFIED GOOD GRD AT PIN 2 AND 3 OF CONN DM52101 VERIFIED 28 VOLTS AT PIN 1 OF DM52101 WHL PERFMG FLT LOCK TEST RANG OPEN FROM PIN 1 TO 2 ON 4R FLT LOCK ACT. RPLCD 4R DOOR FLT LOCK AND TESTED PER B777 AMM 52-71 OPS NRML.

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