# SDR UPS96221339

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N928UP
- Make and model: Boeing 727-22C
- Registry model: [Boeing 727-22C](https://openairdocs.org/model/boeing-727-22c) (OpenAirDocs)
- Aircraft serial: 19091
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hyd Module
- Part number: 651782114
- Condition: Failed
- Location: A-Hyd Syst
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS96221339

## Discrepancy

INSPECTION TYPE N/A, INFLIGHT HAD HYD A-SYS OVERHEAT.  FOLLOWED CHECKLIST, TURNED PUMPS OFF AFTER OVERHEAT EXT, TURNED PUMPS BACK ON AND GOT 200 LBS PRESS PER PUMP.  A TOTAL OF 500 PSI WAS ATTAINED WITH BOTH PUMPS, QTY WAS GOOD.  PROCEEDED WITH LOSS OF HYD SYS-A CHECKLIST.  WHILE MANUAL EXTENDING FLAPS THE OUTBOARDS WOULD NOT EXTEND, GOT ALL LEADING EDGE DEVICES.  REMOVED AND REPLACED HYDRAULIC SYS-A MODULAR IAW MM 29-11-00, LEAKED CHECKED GOOD.  (P/N 65-17821-14) (S/N 2381A) ON, (P/N MR29108-60) OFF.

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