# SDR CA021108004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2002
- Submitted: December 2, 2002
- Operation: Air carrier
- Make and model: Israel ASTRA SPX
- Registry model: [Israel ASTRA SPX](https://openairdocs.org/model/israel-aircraft-industries-astra-spx) (OpenAirDocs)
- Engine: Garrtt TFE73140
- System (JASC): [2916 · Hydraulic Reservoir, Main](https://openairdocs.org/jasc/2916)
- Part: Cap
- Part number: 4178881
- Condition: Leaking
- Location: Hyd System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: J, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA021108004

## Discrepancy

(CAN) DEPARTED ENROUTE 30 MIN AFT. DEPARTURE CLIMBING THROUGH FL310 POP/BANG HEARD FOLLOWED BY HYD LIGHT THEN LT HYD PUMP LIGHT THEN DECREASE IN HYD PRESSURE TO 1500 PSI.  RT PUMP LIGHT ON PRESSURE DROP TO 1500 PSI.  A/C TURNED AROUND FOR YYZ,  FUEL DUMPED,  AS THEY DESCENDED BELOW FL250 HYD SYSTEM RETURNED TO NORMAL NO LIGHTS.  LANDED GROUND CHECKED FOUND HYD CAP OFF NR 1 SYSTEM WITH NO FLUID LOSS.  CAP CHECKED FOR DAMAGE NONE FOUND CAP REINSTALLED A/C GROUND RUN SYSTEM CHECKED OK AND RELEASED TO SERVICE.

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