# SDR MALA040606

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2004
- Submitted: October 11, 2004
- Operation: Air carrier
- Aircraft: N422XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B422
- Aircraft time: 16,993 hours, 18,619 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Control Unit
- Part number: D49412001
- Part serial: 6730598
- Condition: Malfunctioned
- Location: Mlg
- 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/MALA040606

## Discrepancy

LANDING GEAR WOULD NOT EXTEND, CYCLED BREAKER AND CHECKED GOOD.  A/C TO BE FERRIED FROM LFT-MEM FOR REPAIR OF LANDING GEAR DISCREPANCIES.  MAINTENANCE REPLACED LANDING GEAR CONTROL UNIT P/N ON AND OFF D494-12-001, S/N ON 64/4-96, OFF 673/05-98.  ALL TESTS PASS, OK FOR SERVICE.

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