# SDR GUUA09190601

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2006
- Submitted: September 21, 2006
- Operation: Air carrier
- Aircraft: N16540
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE172
- Aircraft time: 22,431 hours, 26,705 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Valve
- Part number: 1013880083
- Part serial: 2060
- Condition: Malfunctioned
- Location: Mlg
- Stage of operation: AP
- 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/GUUA09190601

## Discrepancy

FLIGHT: 9220 PBI/TPA DURING APPROACH LANDING GEAR CIRCUIT BREAKER POPPED GEAR WOULD NOT COME DOWN MANUALLY EXTENDED LANDING GEAR.  LANDED WITHOUT INCIDENT.  REPLACED LANDING GEAR SERVICE VALVE, LANDING GEAR OPERATIONAL CHECK NORMAL.

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