# SDR 6CBA20160226149

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2016
- Submitted: March 1, 2016
- Operation: Air carrier
- Aircraft: [N469AF](https://openairdocs.org/aircraft/N469AF), registered now
- Make and model: Pilats PC1247E
- Aircraft serial: 1469
- Aircraft time: 1,870 hours, 1,686 cycles
- Engine: Pwa PT6A67
- Engine time: 1,870 hours, 1,686 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Switch
- Condition: Faulty
- Location: Rt Mlg
- Stage of operation: AP
- 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/6CBA20160226149

## Discrepancy

THE FLIGHT CREW REPORTED WHILE ON APPROACH, RT MAIN GEAR, UNSAFE ON EXTENSION FOR APPROX 2 MINUTES.  THE ACFT LANDED SAFELY WITHOUT INCIDENT.  THE EXTENSION & RETRACTION SYS WAS INSPECTED & THE ACMF & FHDB FILES WERE SENT TO MFG FOR EVALUATION.  IT WAS DETERMINED THE RT MLG DOWN LOCK MICRO SWITCH, PN 973.30.31.217, WAS FAULTY.  THE SWITCH WAS R & R IAW 12-B-32-60-01-00A-920B-A, FUNCTIONAL TEST OF THE EXTENSION & RETRACTION LG SYS WAS PERFORMED IAW AMM 12-B-32-30-00-00A-903B-A.  OPERATIONS CHECKED OK.

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