# SDR ASAA2015052411826

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2015
- Submitted: May 26, 2015
- Operation: Air carrier
- Aircraft: [N565AS](https://openairdocs.org/aircraft/N565AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35181
- Aircraft time: 32,376 hours, 9,868 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Valve
- Part number: 32156184
- Part serial: 4393
- Condition: Failed
- Location: Nr 2 Nacelle
- Part time: 34,978 hours, 10,839 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/ASAA2015052411826

## Discrepancy

ON DESCENT, AT 10,000 FT, THE BLUE NR 2 "COWL VALVE OPEN" LIGHT ILLUMINATED WITH THE NR 2 ENGINE ANTI-ICE SWITCH IN THE OFF POSITION.  THE LIGHT APPEARED TO FLICKER AND ILLUMINATE STEADY.  REMAINED FOR ABOUT 3 MINS WITH AND WITHOUT POWER FROM NR 2 ENGINE.  ACFT GROUNDED.  REPLACED NR 2 ENG THERMAL ANTI ICE VALVE REF AMM 30-21-11. NO LEAKS NOTED AND OPS CHECK GOOD.

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