Service difficulty report · Warning System · Boeing 737990ER

Difficulty date
March 6, 2019
Submitted
March 8, 2019
Operation
Air carrier
Aircraft
N491AS
Make and model
Boeing 737990ER
Aircraft serial
44109
Aircraft time
13,302 hours, 4,436 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

LEFT WINDOW OVERHEAT LIGHT CAME ON DURING CLIMB FOLLOWED QRH PROCEDURE. OVER HEAT LIGHT DID NOT COME BACK ON. GROUNDED - YES. FOLLOWED QRH PROCEDURE. OVER HEAT LIGHT DID NOT COME BACK ON.