Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
October 8, 2021
Submitted
October 12, 2021
Operation
Air carrier
Aircraft
N477AS
Make and model
Boeing 737990ER
Aircraft serial
40716
Aircraft time
22,656 hours, 7,087 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
CR
How discovered
O
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

LEFT SIDE WINDOW OVERHEAT AT CRUISE. GROUNDED - YES. CLEARED VIA QRH PROCEDURE.