# SDR ASAA2022071739110

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2022
- Submitted: July 19, 2022
- Operation: Air carrier
- Aircraft: [N453AS](https://openairdocs.org/aircraft/N453AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36354
- Aircraft time: 32,101 hours, 10,131 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Anti-Ice Valve
- Part number: 32156184
- Part serial: 2205C
- Condition: Faulty
- Location: #2 Engine
- Part time: 61,984 hours, 20,833 cycles
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022071739110

## Discrepancy

#2 ENGINE AMBER TAI DISPLAYED ON EIS. CYCLED ON AND OFF DURING FLIGHT. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE NOSE COWL ANTI ICE VALVE REF B737-900 AMM 30-21-11-000-801, 30-21-11-400-801.

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