# SDR KC82005F00003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2005
- Submitted: February 25, 2005
- Operation: Air carrier
- Aircraft: [N39CK](https://openairdocs.org/aircraft/N39CK), registered now
- Make and model: Lear 25
- Registry model: [Lear 25](https://openairdocs.org/model/learjet-25) (OpenAirDocs)
- Aircraft serial: 005
- Engine: Ge CJ6105
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Squat Switch
- Part number: 446EN19
- Condition: Failed
- Location: Lt Mlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KC82005F00003

## Discrepancy

AFTER TAKEOFF, THE LANDING GEAR FAILED TO RETRACT.  PILOT RETURNED TO DEPARTURE.  FOUND LT MAIN GEAR SQUAT SWITCH FROZEN AND THE INTERNAL MICRO SWITCHES REMAINED IN THE GROUND MODE.  REPLACED SQUAT SWITCH WITH NEW SQUAT SWITCH.  ALL WORK PERFORMED IAW SRM. (K)

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