# SDR COMA9710160

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N200CD
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120200
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Prox Sensor
- Part number: 922AA2YA6PZ722
- Condition: Failed
- Location: Lt Mlg
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COMA9710160

## Discrepancy

AFTER TAKEOFF AND GEAR SELECTED UP, THE LEFT HAND MLG 'A' LIGHT REMAINED ON.  LANDING GEAR DID NOT RETRACT UNTIL EMERGENCY SYSTEM WAS ACTIVATED.  REPLACED THE LEFT HAND MLG DOWNLOCK PROXIMITY SENSOR.

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