# SDR IPXA2026052906642

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2026
- Submitted: May 29, 2026
- Operation: Air carrier
- Aircraft: [N326UP](https://openairdocs.org/aircraft/N326UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27752
- Aircraft time: 67,531 hours, 23,182 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Window
- Part number: 141T400421
- Part serial: 14338H7243
- Condition: Failed
- Location: Zone 200
- Stage of operation: NR
- How discovered: O
- Nature of condition: M, B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026052906642

## Discrepancy

L3 WINDOW BURNED AT TEMP CONTROL SENSORS. CREW REPORTED BURNING SMELL PRIOR TO WINDOW CRACKING. REF BARCODE [T3F18E008X3R6] FOR WINDOW REPLACEMENT. R+R RIGHT FORWARD AND LEFT SIDE WINDOW HEAT CONTROL UNIT, WHCU M192 PER AMM 30-41-02/401.  OPS CHECK GOOD.

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