# SDR DLL19991410

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N766DA
- Make and model: Lkheed 10113853
- Aircraft serial: 193H1207
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: O Ring
- Condition: Damaged
- Location: Hyd Sys
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLL19991410

## Discrepancy

IN CRUISE, C-SYS HYD LO QTY LIGHT ILLUM.  FLUID LEVEL AT 1/8 PRESS GOOD.  SECURED ENG PUMP AND ATM AND FLUID LOSS STOPPED.  FOR DESCENT AND LANDING TURNED ON ATM, QTY HELD AT 1/4 PRESS GOOD.  GEAR, FLAPS, STEERING OPS NORMAL TO GATE.  FLUID QTY AT 1/8 AT GATE.  FOUND BAD O-RING ON FLOW LIMITER C-HYD SYS.  REPLACED O-RING AND LEAK CK NORMAL.

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