# SDR DL72S980261

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N523DA](https://openairdocs.org/aircraft/N523DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 21583
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Sequence Valve
- Condition: Cracked
- Location: Rt Mlg
- Component: 1U10851
- Stage of operation: CL
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72S980261

## Discrepancy

EXPERIENCED COMPLETE A-SYSTEM HYDRAULIC LOSS UPON GEAR RETRACTION AFTER TAKEOFF.  REPLACED MAIN GEAR LOCK OPERATED SEQUENCE VALVE.

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