# SDR COZA20171202121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2017
- Submitted: December 3, 2017
- Operation: Air carrier
- Aircraft: [N733KA](https://openairdocs.org/aircraft/N733KA), registered now
- Make and model: Boeing 737-86N
- Registry model: [Boeing 737-86N](https://openairdocs.org/model/boeing-737-86n) (OpenAirDocs)
- Aircraft serial: 28643
- Aircraft time: 44,745 hours, 23,636 cycles
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 32896302
- Part serial: 7229
- Condition: Inoperative
- Location: Rt Engine
- Stage of operation: TX
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COZA20171202121

## Discrepancy

RIGHT ENGINE START VALVE WOULD NOT OPEN FAR ENOUGH TO ALLOW FOR ENGINE START.  REPLACED START VALVE AND OPERATIONAL CHECK NORMAL.

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