# SDR AALA20170202022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2017
- Submitted: February 2, 2017
- Operation: Air carrier
- Aircraft: [N190AA](https://openairdocs.org/aircraft/N190AA), registered now
- Make and model: Boeing 757223
- Aircraft serial: 32384
- Aircraft time: 55,605 hours, 13,773 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Controller
- Part number: 6240665
- Part serial: 100C4217
- Condition: Unserviceable
- Location: Window Heat
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20170202022

## Discrepancy

AIRCRAFT WAS GROUNDED. DURING CRUISE, THE RIGHT FORWARD PILOT/CO-PILOT WINDOW PANE CRACKED. AIRCRAFT PRESSURE WAS MAINTAINED. REMOVED AND REPLACED THE R1 WINDOW ASSEMBLY IAW AMM 56-11-01 (AALA20170202021) AND THE WINDOW HEAT CONTROLLER UNIT IAW AMM 30-41-01. OPERATIONAL CHECK GOOD.

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