Service difficulty report · Window · Boeing 777223

Difficulty date
March 23, 2019
Submitted
March 25, 2019
Operation
Air carrier
Aircraft
N792AN
Make and model
Boeing 777223
Aircraft serial
30253
Aircraft time
74,314 hours, 9,400 cycles
Part
Window
Part number
141W740047
Part serial
H5925
Condition
Failed
Location
Cockpit
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
B, A

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

What was found

CAPTAIN`S NR 1 WINDOW OUTER PANE SHATTERED, FLIGHT DESECNDED TO FL100, DECLARED AN EMERGENCY, DIVERTED, AND LANDED WITHOUT FURTHER INCIDENT. THE AIRCRAFT WAS GROUNDED. THE WINDOW WAS REMOVED AND REPLACED IAW AMM 56-11-01-000-801/400-801. WINDOW HEAT CONTROL UNIT TEST ACCOMPLISHED IAW AMM 30-41-00-710-801 WITH NO DEFECTS NOTED.