Service difficulty report · Warning System · Boeing 737990ER

Difficulty date
January 1, 2020
Submitted
January 3, 2020
Operation
Air carrier
Aircraft
N448AS
Make and model
Boeing 737990ER
Aircraft serial
36356
Aircraft time
14,813 hours, 4,769 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
NR
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

RIGHT SIDE WINDOW HEAT OVERHEAT ILLUMINATED AND EXTINGUISHED WHEN RESET PER QRH. GROUNDED - YES. PERFORMED OPS CHECK WINDOW HEAT REF B737-900 AMM 30-41-11 OPS CHECK NORMAL.