# SDR FDEA201011114317

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2010
- Submitted: November 12, 2010
- Operation: Air carrier
- Aircraft: [N750FD](https://openairdocs.org/aircraft/N750FD), registered now
- Make and model: Airbus A300 B4-622R
- Registry model: [Airbus A300 B4-622R](https://openairdocs.org/model/airbus-a300-b4-622r) (OpenAirDocs)
- Aircraft serial: 555
- Aircraft time: 46,760 hours, 17,611 cycles
- Engine: Pwa PW4158
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Landing Gear
- Condition: Malfunctioned
- 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/FDEA201011114317

## Discrepancy

LG WOULD NOT RETRACT. HANDLE WENT TO RETRACT POSITION BUT LG NEVER CAME UP.  COMPLIED WITH TEST OF PROXIMITY DETECTOR PROCESSING  UNIT (54GB) IAW TSM 32-61-00. NO FAULTS NOTED AT THIS TIME.  GEAR PINS INSTALLED. PERFORMED TEST OF LANDING GEAR ELECTROVALVE (3GA) 6 TIMES FAILED STEP 2 (B) 3 TIMES.  DOORS DID NOT OPEN WITH HYD POWER ON CONTROL LEVER SWITCHED FROM NEUTRAL TO UP 3 TIMES.  SUSPECT BAD ELECTROVALVE (3GA).  REMOVED AND STOWED ALL 3 GEAR PINS.  RELEASED FOR SERVICE IAW MEL: 32-30-01-A  "MEL 32-30-01-A.

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