# SDR CALA2026082018762

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2026
- Submitted: August 20, 2026
- Operation: Air carrier
- Aircraft: [N76021](https://openairdocs.org/aircraft/N76021), registered now
- Make and model: Boeing 777224
- Aircraft serial: 39776
- Aircraft time: 72,231 hours, 7,213 cycles
- Engine: Ge GE9094B
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Anti-Ice Valve
- Part number: 8105023
- Part serial: 1117
- Condition: Failed
- Location: Nr 1 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/CALA2026082018762

## Discrepancy

EICAS STATUS LT ENGINE ANTI-ICE VALVE FAILURE.   MAINTENANCE PROCS PERFORMED MEL 3021T.  R & R IAW AMM  30-21-01-000-801, & 30-21-01-400-801.  REPLACED LT EAI CARD (P85A6) REPLACED LT ENGINE EAI VALVE IAW MM 30-21-02. MEL REVERSED.  FAILED OPS TEST WITH ASSOCIATED MAINT MSG 30-10231, FAILED PRESSURE SENSOR (LEFT 2).  INSTALLATION TEST COMPLETED.TEST PASSED.  GOOD FOR SERVICE.

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