# SDR QXEA2018113000439

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 2018
- Submitted: November 30, 2018
- Operation: Air carrier
- Aircraft: [N638QX](https://openairdocs.org/aircraft/N638QX), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 00757
- Aircraft time: 201 hours, 123 cycles
- System (JASC): [5250 · Fixed Inner Doors](https://openairdocs.org/jasc/5250)
- Part: Lock
- Condition: Malfunctioned
- Location: Cockpit Door
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2018113000439

## Discrepancy

COCKPIT ELECTRONIC DOOR LOCK FAILS TO UNLOCK DOOR. DOOR WOULD ONLY OPEN USING EMERGENCY RELEASE. ( FLIGHT DECK SECURITY DOOR AUTOMATIC LOCKING SYSTEM ). REMOVED FROM SERVICE. PUSHED IN C/B AND C/W ELECTROMECHANICAL LATCH OPS CHECK REF AMM SUBTASK 52-51-03-710-004-A. OPS CHECK GOOD. DOOR ELECTRONICALLY LOCKS AND UNLOCKS AS NORMAL. CLEAR DEFECT, PLACARDS REMOVED, C/B REMAINS PUSHED IN, MTX CTRL NOTIFIED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

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