# SDR 2004F00016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2002
- Submitted: January 9, 2004
- Operation: Air carrier
- Aircraft: [N45GL](https://openairdocs.org/aircraft/N45GL), registered now
- Make and model: Beech 1900C
- Registry model: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (OpenAirDocs)
- Aircraft serial: UC45
- System (JASC): [3297 · Landing Gear System Wiring](https://openairdocs.org/jasc/3297)
- Part: Relay
- Part number: MS24171D1
- Condition: Contaminated
- Location: Mlg
- Stage of operation: LD
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2004F00016

## Discrepancy

ON APPROACH TO LANDING IN ANCHORAGE, THE PILOT SELECTED LANDING GEAR DOWN TWICE WITH NO EFFECT.  THE GEAR WAS EXTENDED MANUALLY AND THE LANDING WAS WITHOUT INCIDENT.  MAINTENANCE CONFIRMED THAT THE HYDRAULIC PUMP RELAY WAS FREEZING, HIGH MOISTURE CONTENT IN UNIT, AND REPLACED SAME.  (M)

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