Service difficulty report · Windshield · Boeing 737990ER

Difficulty date
December 3, 2021
Submitted
December 7, 2021
Operation
Air carrier
Aircraft
N469AS
Make and model
Boeing 737990ER
Aircraft serial
41702
Aircraft time
27,722 hours, 8,902 cycles
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

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

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.