# SDR IPXA2020020551834

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2020
- Submitted: February 5, 2020
- Operation: Air carrier
- Aircraft: [N122UP](https://openairdocs.org/aircraft/N122UP), registered now
- Make and model: Airbus A300 F4-622R
- Registry model: [Airbus A300 F4-622R](https://openairdocs.org/model/airbus-a300-f4-622r) (OpenAirDocs)
- Aircraft serial: 0807
- Aircraft time: 22,198 hours, 13,882 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Switch
- Condition: Failed
- Location: 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/IPXA2020020551834

## Discrepancy

INSPECTION TYPE:NAATB - AFTER TAKEOFF ALL 3 LANDING GEAR WOULD NOT RETRACTREPLACED LANDING GEAR CONTROL MICROSWITCH UNIT (2GA) PER AMM 32-31-11-401. OPS GOOD. SN OF 895, SN ON 870. ALSO REPLACED PSEU (54GB) PRECAUTIONARY PER AMM 32-31-71-401. SN OFF 751, SN ON 23

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