# SDR VNAA9608003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N434JS
- Make and model: Dorner DO328100
- Aircraft serial: 3051
- Engine: Pwa PW119B
- Propeller: Hartzl HDE6C3B
- System (JASC): [3243 · Master Cylinder/Brake Valve](https://openairdocs.org/jasc/3243)
- Part: Brake Vle
- Part number: S4340200001
- Condition: Defective
- Location: Lt Mlg W/W
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA9608003

## Discrepancy

SHORTLY AFTER T/O DURING CLIMB OUT, THE FLIGHT CREW WAS ALERTED BY AN EMERGENCY/PARK BRAKE CAS MESSAGE.  CREW ELECTED TO RETURN TO THE FIELD AND AIRCRAFT LANDED WITHOUT FURTHER INCIDENT.  PIT MX REPLACED THE EMERGENCY/PARK BRAKE VALVE IAW MM 32-43-02, GROUND CHECKED GOOD.

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