# SDR AALA202207180392

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2022
- Submitted: July 18, 2022
- Operation: Air carrier
- Aircraft: [N990NN](https://openairdocs.org/aircraft/N990NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31241
- Aircraft time: 18,089 hours, 7,467 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Switch
- Condition: Inoperative
- Location: Zone 700 - Gears
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202207180392

## Discrepancy

AIRCRAFT WAS GROUNDED: LANDING GEAR WOULD NOT RETRACT AND ALTERNATE EXTENSION DOOR NEEDS CLEANING. ACCOMPLISHED CLEANING DOOR SWITCHES PER FIM 32-30-00 AND MAIN LANDING GEAR OPERATIONS TEST PER AMM 32-32-00 OPERATIONS CHECK GOOD.

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