# SDR SWIA971907

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2000
- Submitted: August 7, 2000
- Operation: Air carrier
- Aircraft: N205SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120260
- Aircraft time: 22,786 hours, 29,823 cycles
- Engine: Pwa PW118B
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Relay
- Condition: Unserviceable
- Location: Mlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA971907

## Discrepancy

UPON RETRACTING THE LANDING GEAR, LOUD BANGING NOISE NOTES AS AIR SPEED INCREASED.  UPON GEAR EXTENSION, NOISE WENT AWAY.  RETURNED TO SLC FOR LANDING.  REMOVED AND REPLACED LANDING GEAR RELAY BOX WITH A SERVICEABLE UNIT IAW MM 32-31-02.  CYCLED GEAR SEVERAL TIMES, OPS CHECKS GOOD.  P/N ON:  12043270-501, S/N ON:  120277, S/N OFF:  120069.

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