# SDR CA011018006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2001
- Submitted: November 8, 2001
- Operation: Air carrier
- Make and model: Airbus A330-322
- Registry model: [Airbus A330-322](https://openairdocs.org/model/airbus-a330-322) (OpenAirDocs)
- Aircraft time: 20,861 hours
- Engine: Pwa PW4168
- System (JASC): [2922 · Hydraulic Filter, Auxiliary](https://openairdocs.org/jasc/2922)
- Part: O-Ring
- Part number: NAS161228
- Condition: Fretted
- Location: Hyd System
- Component: Isolat Valve Fi, 4324442
- 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/CA011018006

## Discrepancy

(CAN)   A/C EXPERIENCED LOSS OF YELLOW HYDRAULIC SYS,  ECAM WARNING - HYD RSVR LO/HYD SYS LO PR, APPROX 1(ONE) HR INTO FLT. FLT CREW SECURED SYS AS PER THE AFM&DIVERTED FLT TO MAN.  UPON ARRIVAL IN MAN,  MAINT FOUND FLUID DRIPPING FROM NR 2 ENGINE THRUST REVERSER PYLON DRAIN TUBE.  THRUST REVERSER HYDRAULIC FILTER ASSY FOUND TO BE WET WITH HYDRAU LIC FLUID. FILTER ASSY DISASSEMBLED & FOUND O-RING FRETTED. O-RING REPLACED AS PER SB & YELLOW HYDRAULIC SYS CHECKED,  YELLOW HYDRAULIC PUMP CASE DRAIN FILTER CHECKED NO ABNORMALITIES NOTED. THE SYS GROUND CHECKED SERVICEABLE.

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