# SDR CALA2026101420362

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2026
- Submitted: October 14, 2026
- Operation: Air carrier
- Aircraft: [N17262](https://openairdocs.org/aircraft/N17262), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 66594
- Aircraft time: 17,634 hours, 6,134 cycles
- Engine: Cfmint LEAP1B28
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Controller
- Part number: 51090322002
- Part serial: 51090322038
- Condition: Faulty
- Location: Left
- Part time: 7,040 hours, 2,323 cycles
- 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/CALA2026101420362

## Discrepancy

ENG ANTI-ICE LIGHT ON. LEFT ENG. NO OTHER INDICATIONS. UPDATING PARTS REQUIRED. DEN SHOWS STOCK FOR THE VALVE. REMOVED AND REPLACED THE NR1 ENG INTERMEDIATE MANIFOLD PRESSURE (PI) SENSOR REF AMM 36-11-05-400-801, LEAK CHECK OK. HOWEVER LRU ELECTRICAL OPS TEST FAIL.  36-00130 FAULT CODE. FURTHER T/S REQUIRED. ACCOMPLISHED BY U392731 REPLACED INTEGRATED AIR SYSTEM SYSTEM CONTROLLER REF AMM 21-61-22-400-801 AND OPS CHECKS GOOD. RAN THE #1 ENG AND PERFORMED ENG ANTI ICE TEST REF AMM 30-21-00-710-801. NR1 ENG COWL ANTI ICE OPS CHECK GOOD.

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