# SDR DL72L010226

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2001
- Submitted: February 15, 2001
- Operation: Air carrier
- Aircraft: N514DA
- Make and model: Boeing 727232
- Aircraft serial: 21430
- Aircraft time: 71,798 hours, 47,300 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Swivel
- Condition: Leaking
- Location: Nr 3 Le Slat
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72L010226

## Discrepancy

AT PUSH BACK HYD A QTY WAS 4.1 GAL, DURNING CRUISE HYD A QTY DROPPED TO 1.2 GAL.  ACCOMPLISHED A SYS HYD LEAK/LOSS CK LIST AND RETURNED TO SALT LAKE.  LEAK STOPPED WHEN BOTH A PUMP SHUT OFF.  FOUND B-NUT AT SWIVEL JOINT LEAKING FOR NR 3 LEADING EDGE SLAT, INBD SIDE.  REMOVED B-NUT, INSP,TIGHTENED AND REINSTALL SERVICED HYD TO FULL, OPERATED FLAP/SLATS, NO LEAKS FOUND.

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