# SDR IPXA2026090220809

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2026
- Submitted: September 2, 2026
- Operation: Air carrier
- Aircraft: [N314UP](https://openairdocs.org/aircraft/N314UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27742
- Aircraft time: 75,116 hours, 25,418 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Window
- Part number: 141T480149
- Part serial: 16139H1981
- Condition: Failed
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026090220809

## Discrepancy

DURING CRUISE, THE CAPTAIN`S FWD WINDOW BEGAN ARCING IN BOTTOM LEFT PART OF THE WINDOW. WINDOW HEAT WAS IMMEDIATELY TURNED OFF, AND A FEW SECONDS LATER, THE WINDOW SHATTERED.  REMOVED AND REPLACED LT FWD WINDOW ASSY IAW AMM 56-11-01-401, AND M191 WINDOW HEAT CONTROL UNIT IAW AMM 30-41-01-401. LT FWD WINDOW RESTORED AND WINDOW ANTI-ICING SYSTEM OPS TEST PASSED. WINDOW ASSY.

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