# SDR ASAA2023071243995

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2023
- Submitted: July 17, 2023
- Operation: Air carrier
- Aircraft: [N586AS](https://openairdocs.org/aircraft/N586AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35189
- Aircraft time: 56,295 hours, 16,902 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- 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/ASAA2023071243995

## Discrepancy

NO.2 ENG ANTI-ICE WHEN TURNING OFF GOES BRIGHT BLUE THEN INSTEAD OF OFF GOES DIM BLUE AND HAS BEEN FLICKERING DIM BLUE THE ENTIRE FLIGHT EVEN AFTER CYCLING. GROUNDED - YES. ON DEFERRAL.

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