# SDR CALA2023100902989

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2023
- Submitted: October 9, 2023
- Operation: Air carrier
- Aircraft: [N41140](https://openairdocs.org/aircraft/N41140), registered now
- Make and model: Boeing 757-200 SERIES
- Registry model: [Boeing 757-200 SERIES](https://openairdocs.org/model/boeing-757-200-series) (OpenAirDocs)
- Aircraft serial: 30353
- Aircraft time: 88,817 hours, 18,585 cycles
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Anti-Ice Valve
- Part number: 7646B000
- Part serial: 2144045
- Condition: Stuck
- Location: Lh Eng
- Part time: 74,238 hours, 22,988 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023100902989

## Discrepancy

ENG ANTI ICE L CAUTION  MSG. VALVE STUCK IN THE UNCOMANDED POSI. R&R ENG ANTI ICE ENG 1 IRW 30-21-03-404-016 OPS CHECK GOOD. NO DEFECT NOTED AT THIS TIME. PARTS USED:  19-3021-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1508968  SN OFF 4045 IPC REFERENCE # 30-21-01-01 VALVE, SHUTOFF,  OFF 19-3021-9-0001 4045 ON 19-3021-9-0001 2873.

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