# SDR CALA2024090900603

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2024
- Submitted: September 9, 2024
- Operation: Air carrier
- Aircraft: [N24212](https://openairdocs.org/aircraft/N24212), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28772
- Aircraft time: 76,728 hours, 28,198 cycles
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Anti-Ice Valve
- Part number: 32156185
- Part serial: 787C
- Condition: Faulted
- Location: Nr 1 Engine
- Part time: 68,557 hours, 24,700 cycles
- Stage of operation: CL
- 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/CALA2024090900603

## Discrepancy

COWL VALVE OPEN LIGHT STAYS ON BRIGHT ENG ANTI-ICE 1 TRIED 1 RESET-NO LUCK. VERBAL FROM PILOT. YELLOW TAI INDICATION ON OVER ENG #1 N1 INDICATOR. REMOVED AND REPLACED #1 ENGINE COWL TAI VALVE REF AMM 30-21-11-400-801 UP TO STEPS 3.H(6)1) VALVE INSTALLATION TEST REQUIRED.. PERFORMED INSTALLATION TEST OF #1 ENGINE COWL TAI VALVE REF AMM 30-21-11-400-801. OPS CHECK GOOD.

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