# SDR UIEA2024052800460

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2024
- Submitted: May 29, 2024
- Operation: Air carrier
- Aircraft: [N477MC](https://openairdocs.org/aircraft/N477MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29255
- Aircraft time: 101,852 hours, 17,980 cycles
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: Actuator
- Part number: 1387T1009
- Part serial: 2426
- Condition: Faulted
- Location: Body Gear
- 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/UIEA2024052800460

## Discrepancy

FND L/H BLG ALTERNATE EXTENSION ELECTRICAL MOTOR CAN'T STOP WHEN PFM OPERATION TEST.(<P>1. IAW AMM 32-35-01-004-001, REV 110 AND AMM 32-35-01-404-007, REV 110 RDL L/H BLG ALTERNATE EXTENSION ELECTRICAL MOTOR. 2. IAW AMM 32-35-00-715-059 REV 110 PFM L/H BLG ALTERNATE EXTENSION SYSTEM OPERATION TEST. 3. CONDITION CHECK NORMAL AND TEST RESULT NORMAL</P>)

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