Service difficulty report · Warning Message · Boeing 737990ER

Difficulty date
May 20, 2021
Submitted
May 21, 2021
Operation
Air carrier
Aircraft
N431AS
Make and model
Boeing 737990ER
Aircraft serial
43255
Aircraft time
28,018 hours, 9,038 cycles
Part
Warning Message
Condition
False Activation
Location
Lt Window Heat
Stage of operation
NR
How discovered
9
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

FWD WND LEFT OVERHEAT. GROUNDED - YES. FOUND WINDOW HEAT POWER LEFT FRONT ON P6-11 PANEL OUT. ACCOMPLISHED C/B RESET REF B737-900 AMM 20-60-01 WINDOW HEAT CONTROL SYSTEM TEST PASS REF AMM 30-41-11 NO HISTORY PAST 90DAYS, SEAMC STEVE ADVISED.