# SDR ASAA2015021910729

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2015
- Submitted: February 23, 2015
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 30,618 hours, 9,108 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 32896302
- Part serial: 6895
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Part time: 51,377 hours, 17,685 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015021910729

## Discrepancy

ON WALK AROUND, NOTED LOUD RUSH OF AIR FROM NR 1 ENGINE LT SIDE AND OTBD FAN COWL VERY HOT.  ACFT GROUNDED.  PERFORMED MANUAL WRENCH CHECK ON STARTER VALVE, VERIFIED VALVE NOT FULLY CLOSING.  R & R NR 1 ENGINE STARTER VALVE OPS AND LEAK CHECK GOOD REF MM 80-11-03.  STARTER VALVE OPS AND LEAK CK GOOD.

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