# SDR MALA030118

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2003
- Submitted: February 4, 2003
- Operation: Air carrier
- Aircraft: [N364PX](https://openairdocs.org/aircraft/N364PX), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B262
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Uplock Switch
- Condition: Lack Of Lube
- Location: Mlg
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA030118

## Discrepancy

DURING FLIGHT NR 3113, LANDING GEAR FAILED TO RETRACT.  AIR RETURN TO YOW.  A/C FERRIED TO DTW.  MAINTENANCE JACKED A/C AND PERFORMED FUNCTIONAL TEST OF EXTENSION AND RETRACTION OF LANDING GEAR IAW CHAP 32-30.  COULD NOT DUPLICATE DISCREPANCY.  INSPECTED GEAR FOUND NO MECHANICAL DEFECTS.  CLEANED AND LUBRICATED LT AND RT MLG UPLOCK SWITCHES.  ALL CHECKS GOOD IAW CHAP 32.

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