# SDR 96FDEA01307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N190FE](https://openairdocs.org/aircraft/N190FE), registered now
- Make and model: Boeing 727-22
- Registry model: [Boeing 727-22](https://openairdocs.org/model/boeing-727-22) (OpenAirDocs)
- Aircraft serial: 19083
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Sequence Valve
- Part number: 1U10851
- Condition: Leaking
- Location: Lt Mlg Ww
- 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/96FDEA01307

## Discrepancy

LOSS OF SYS A-HYD ON GEAR RETRACTION.  A-PUMPS RAN FOR 7 MINUTES WITHOUT FLUID.  REMOVED AND REPLACED NR 1 AND NR 2 ENG HYD PUMPS PER MM 29-11-33.  REMOVED AND REPLACED NR 1 AND NR 2 ENG HYD PUMP CASE DRAIN FILTERS PER MM 29-11-41, S-SYS RETURN FILTER PER MM 29-11-102, LT MLG LOCK OPERATED SEQUENCE VALVE PER MM 32-32-31 AND LEAK CHECK GOOD.  RAN ENG PER JET RUN HANDBOOK, OPS CHECK GOOD.  UNABLE TO COMPLY WITH LANDING GEAR RETRACTION TEST PER MM.  JACKED A/C PER CHAPTER 7 MM AND SWUNG GEAR SEVERAL TIMES, RESET MANUAL EXTENSION AND OPS CHECK GOOD, NO LEAKS.  GEAR SWING GOOD AND GEAR PINS REMOVED AND STOWED.

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