# SDR CA020318006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2002
- Submitted: April 8, 2002
- Operation: General aviation
- Make and model: Lear 45LEAR
- Aircraft time: 502 hours
- Engine: Garrtt TFE7312
- System (JASC): [3243 · Master Cylinder/Brake Valve](https://openairdocs.org/jasc/3243)
- Part: Shuttle Valve
- Condition: Leaking
- Location: Brake Sys
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA020318006

## Discrepancy

(CAN) WHEN THE AIRCRAFT WAS PARKED FOR AN EXTENDED PERIOD IN MINUS 20-DEGREE WEATHER WITH THE PARKING BRAKES ON, A PUDDLE OF HYDRAULIC OIL WAS NOTICED UNDER AFT FUSELAGE. INVESTIGATION FOUND THE BRAKE SHUTTLE VALVE ASSY. WAS LEAKING, WHICH WAS THEN REPLACED.

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