# SDR SWIA200110436

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2001
- Submitted: December 18, 2001
- Operation: Air carrier
- Aircraft: [N582SW](https://openairdocs.org/aircraft/N582SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120354
- Aircraft time: 6,257 hours, 8,877 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Control Box
- Part number: 12061110001
- Part serial: 275115
- Condition: Malfunctioned
- Location: E/E Bay
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA200110436

## Discrepancy

AFTER TAKEOFF, DOWNLOCK RELEASE NEEDED FOR GEAR RETRACTION.  FLIGHT IDLE UNLOCK LIGHTS ILLUMINATED ON GLARESHIELD.  AUTO PRESSURIZATION UNABLE TO CONTROL CABIN ALTITUDE.  REMOVED AND REPLACED LANDING GEAR RELAY BOX.  LANDING GEAR RETRACTION, OPS CHECKS GOOD AT THIS TIME AND FLIGHT IDLE STOP UNLOCK LIGHTS OPS CHECKS GOOD AT THIS TIME.  OPS CHECK GOOD AT THIS TIME.

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