# SDR SIMA20150412001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2015
- Submitted: April 13, 2015
- Operation: Air carrier
- Aircraft: [N634AE](https://openairdocs.org/aircraft/N634AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145150
- Aircraft time: 37,366 hours, 34,118 cycles
- System (JASC): [3234 · Landing Gear Selector](https://openairdocs.org/jasc/3234)
- Part: Control Lever
- Part number: 7455501
- Part serial: 0101
- Condition: Failed
- Location: Cockpit
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20150412001

## Discrepancy

ON LANDING GEAR EXTENSION NOSE WHEEL INDICATION WENT FROM UP TO DOWN WITH NO TRANSIT INDICATION.  R & R GEAR SELECTOR CONTROL LEVEL IAW AMM 32-32-02.  OPERATIONS CHECKED GOOD, GEAR SWING GOOD.  R & R RT NOSE DOWN LOCK PROXIMITY SWITCH IAW AMM 32-61-02.  OPERATIONS CHECK FAILED REF ABOCE ITEM 1.  PROXIMITY SENSOR PN 8-527-01, SN A6840. R & R LT NOSE DOWN LOCK PROXIMITY SWITCH IAW AMM 32-61-02.  OPERATIONS CHECKED FAILED IAW ABOVE ITEM 1, PROXIMITY SENSOR PN 8-527-01 SN A20173.

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