# SDR 96ZZZX638

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N434JS
- Make and model: Dorner DO328100
- Aircraft serial: 3051
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Pseu
- Part number: 870003
- Condition: Malfunctioned
- Location: Avionic Rack
- Stage of operation: TX
- Nature of condition: N
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZX638

## Discrepancy

FLT 4008 - DURING PREPARATION FOR TAKEOFF, CREW NOTICED 4 AMBER CAS MESSAGES RELATED TO THE AIRCRAFT HYDRAULIC SYSTEM. AIRCRAFT RETURNED TO THE GATE.  OUT-STATION MAINTENANCE RE-RACKED THE PSEU (PROXIMITY SENSOR ELECTRONIC UNIT).  GROUND RUN CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.

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