# SDR ASAA2023040942766

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2023
- Submitted: April 10, 2023
- Operation: Air carrier
- Aircraft: [N924AK](https://openairdocs.org/aircraft/N924AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43333
- Aircraft time: 5,509 hours, 1,552 cycles
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- 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/ASAA2023040942766

## Discrepancy

LEFT WING ANTI--ICE L VALVE ILLUMINATED UPON ACTUATION OF WING ANT--ICE. GROUNDED - YES. ACCOMPLISHED LEFT WING ANTI-ICE VALVE HEALTH CHECK. NO DEFECTS NOTED AND NO RECENT HISTORY - REF B737-9 AMM 30-11-11.

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