# SDR ASAA2021120336804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2021
- Submitted: December 7, 2021
- Operation: Air carrier
- Aircraft: [N469AS](https://openairdocs.org/aircraft/N469AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41702
- Aircraft time: 27,722 hours, 8,902 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Windshield
- Part number: 141A48001
- Part serial: 14093H1151
- Condition: Cracked
- Location: Flight Deck
- Part time: 27,722 hours, 8,902 cycles
- Stage of operation: CR
- How discovered: V
- Nature of condition: M
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021120336804

## Discrepancy

AT 33,000 FT L WINDOW (FWD) CAUTION MSG AND L WINDOW CRACKED. GROUNDED - YES. REMOVED#1 CAPT WINDOW REF B737-900 AMM 56-11-11-000-801, INSTALLED WINDOW #1 REF AMM 56-11-11-400-801. PERFORMED EFIS + DFCS INSTALLATIONS TESTS, ACCOMPLISHED PER AMM 32-62-12 AND PERFORMED LAND VERIFY TEST PER AMM 22-11-00 IN ORDER TO MAINTAIN CAT III STATUS. MCP INSTALLATION TEST PER AMM 22-11-34. WINDOW HEAT OPS TEST REF AMM 30-41-00. ALL TESTS PASSED.

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