# SDR ASAA201808205843

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2018
- Submitted: August 20, 2018
- Operation: Air carrier
- Aircraft: [N589AS](https://openairdocs.org/aircraft/N589AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35686
- Aircraft time: 41,046 hours, 12,397 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Anti-Ice Valve
- Part number: 32156184
- Part serial: 9663
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 15,206 hours, 4,686 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA201808205843

## Discrepancy

DURING DESCENT,  LEFT ENGINE COWL VALVE OPEN LIGHT STAYED ILLUMINATED BRIGHT BLUE WHEN SELECTED ON.   ACFT GROUNDED.  REMOVED & REPLACED THE TAI VALVE IAW AMM 30-21-11.  OPS & LEAK CHECKED GOOD.

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