# SDR AALA202210051780

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2022
- Submitted: October 5, 2022
- Operation: Air carrier
- Aircraft: [N937NN](https://openairdocs.org/aircraft/N937NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31178
- Aircraft time: 26,846 hours, 11,336 cycles
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Anti-Ice Valve
- Part number: 32156185
- Condition: Faulted
- Location: Lt Nacelle
- Stage of operation: TO
- How discovered: V
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202210051780

## Discrepancy

AIRCRAFT WAS GROUNDED: ABORTED TAKEOFF AT APPROXIMATELY 50 KNOTS DUE TO LEFT COWL ANTI ICE MASTER CAUTION. REPLACED LEFT ENGINE COWL THERMAL ANTI ICE (TAI) VALVE PER AMM 30-21-11. ACCOMPLISHED SATISFACTORY OPERATIONAL AND LEAK CHECKS.

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