Service difficulty report · Overheat · Boeing 737990ER

Difficulty date
June 21, 2022
Submitted
June 23, 2022
Operation
Air carrier
Aircraft
N440AS
Make and model
Boeing 737990ER
Aircraft serial
41705
Aircraft time
32,443 hours, 10,298 cycles
Part
Overheat
Part number
UNKNOWN
Condition
False Indication
Location
Unknown
Stage of operation
CR
How discovered
V
Nature of condition
M
Precautionary procedure
O

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

What was found

LEFT FORWARD WINDOW OVERHEAT LIGHT ON DURING FLIGHT CHECKLIST COMPLETED. LEFT FORWARD WINDOW HEAT TURNED OFF. GROUNDED - YES. C/W BITE CHECK IAW B737-900 FIM 30-41-11. OPS CHECK GOOD OVERHEAT LIGHT IS EXTINGUISHED.