# SDR ASAA1150839

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2011
- Submitted: December 23, 2011
- Operation: Air carrier
- Aircraft: [N581AS](https://openairdocs.org/aircraft/N581AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35188
- Aircraft time: 17,670 hours, 5,513 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Unknown
- Condition: Malfunctioned
- Location: Anti-Ice System
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA1150839

## Discrepancy

L ENG ANTI ICE "BLUE" LIGHT BULB BURNED OUT.  FOUND LT ENG CWL ANTI ICE VLV C/B A 7 OPEN.  VISUALLY INSP CWL ANTI ICE VLV C/B BEHIND PANEL.  NO DEFECT NOTED.  RESET C/B IAW AMM TASK 20 60 01 860 801.  TESTED LT ENG CWL ANTI ICE IAW AMM TASK 30 21 00 710 801.  OPS GOOD.

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