# SDR C2XA02IA098

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 28, 2002
- Submitted: May 2, 2002
- Operation: Air carrier
- Aircraft: N97841
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 280
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Switch
- Part number: D228830001
- Part serial: T035
- Condition: Inoperative
- Location: Nlg Strut
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA02IA098

## Discrepancy

IAH-  DURING FLIGHT 3600 THE CREW NOTED THAT NOSE LANDING GEAR ON #1 SYSTEM SWITCHED FROM LOCKED TO UNLOCKED IN FLIGHT, ON GROUND WAS DOING SAME THING, BUT WITH LOUD BANGING, AND, #2 HYDRAULIC SYSTEM LOOSING 1,000 PSI.  IAH-  MAINTENANCE REMOVED AND REPLACED THE RIGHT HAND NLG PROXIMITY SWITCH REF. ATR 42 JIC 32-61-00, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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