# SDR AALA202406030664

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2024
- Submitted: June 3, 2024
- Operation: Air carrier
- Aircraft: [N342SX](https://openairdocs.org/aircraft/N342SX), registered now
- Make and model: Boeing 737823
- Aircraft serial: 67991
- Aircraft time: 3,495 hours, 1,315 cycles
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Anti-Ice Valve
- Part number: UNKNOWN
- Condition: Failed
- Location: Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202406030664

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: COWL VALVE FAILURE ON BOTH ENGINES AT CRUISE WHEN ATTEMPTING TO USE ENG ANTI-ICE; AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT MIA. ACCOMPLISHED ANTI ICE GROUND TEST FOR BOTH ENGINES PER AMM 30-21-11-400-801, NO FAULTS NOTED, NO HISTORY, GOOD FOR RETURN TO SERVICE.

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