# SDR ASAA2020101733367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2020
- Submitted: October 19, 2020
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 32,073 hours, 9,384 cycles
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Anti-Ice Valve
- Part number: 32156184
- Part serial: 9126
- Condition: Intermittent
- Location: #1 Engine
- Part time: 32,073 hours, 9,384 cycles
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020101733367

## Discrepancy

FOLLOW-UP TO RECENT HISTORY OF NR 1 ENGINE COWL ANTI ICE VALVE OPEN LIGHT STAYING ON BRIGHT.  GROUNDED-YES.  REMOVED AND REPLACED NR 1 ENGINE ANTI-ICE VALVE WITH NEW, PER B737-800 AMM 30-21-11.  LEAK CHECK AND OPERATIONS CHECK GOOD, PER AMM 30-21-11.

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