# SDR KCSA202505221527

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2025
- Submitted: May 22, 2025
- Operation: Air carrier
- Aircraft: [N795CK](https://openairdocs.org/aircraft/N795CK), registered now
- Make and model: Boeing 777F1H
- Registry model: [Boeing 777F1H](https://openairdocs.org/model/boeing-777f1h) (OpenAirDocs)
- Aircraft serial: 35610
- Aircraft time: 59,194 hours, 9,977 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Actuator
- Part number: 9048001
- Part serial: 09500
- Condition: Faulted
- Location: Zone 800
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA202505221527

## Discrepancy

DOOR FLIGHT LOCK 1L STATUS MESSAGE.  TRANSFERRED TO DMI #100228210 IAW MEL 52-11-5-2 CAT "C" DUE 5-26-25. 'M' PROCEDURE COMPLIED WITH. PLACARDS INSTALLED. (100228213, 100228216, 100228219, 100228222, 100228225) - REFERENCE DMI #100228210 DOOR FLIGHT LOCK 1L (M) PROCEDURE. 100228232 - TERMINATING SERVICE IAW FIM 52-11 TASK 826.  PERFORMED FLIGHT LOCK CONTROL TEST IAW AMM 52-11-26-740-801. TEST FAILED. PERFORMED VOLTAGE CHECK IAW FIM 52-11 TASK 826 STEP 3(A)-(D). VOLTAGE CONTINUITY CHECKS GOOD. SUSPECT FAULTY FLIGHT LOCK ACTUATOR. 100228233 - REMOVED AND REPLACED L1 DOOR FLIGHT LOCK ACTUATOR IAW AMM 52-11-26. ALL CHECKS GOOD.

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