# SDR SCNA20200701047

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2020
- Submitted: July 1, 2020
- Operation: Air carrier
- Aircraft: [N7907A](https://openairdocs.org/aircraft/N7907A), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 32577
- Aircraft time: 47,903 hours, 37,366 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Shutoff Valve
- Condition: Malfunctioned
- Location: Parking Brake
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA20200701047

## Discrepancy

PARKING BRAKE ILLUMINATED AFTER TAKE OFF.  CREW DECLARED EMERGENCY AS PRECAUTION.   REPLACED PARKING BRAKE SHUT OFF VALVE IAW AMM 32-44-21 INSTALLATION TEST GOOD, NO LEAKS NOTED.

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