Service difficulty report · Circuit Breaker · Boeing 737990ER

Difficulty date
August 18, 2021
Submitted
August 24, 2021
Operation
Air carrier
Aircraft
N440AS
Make and model
Boeing 737990ER
Aircraft serial
41705
Aircraft time
29,192 hours, 9,378 cycles
Part
Circuit Breaker
Condition
Tripped
Location
Lt Window Heat
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

L WINDOW HEAT C/B FOUND POPPED ON PRE-FLT. GROUNDED - YES. C/B FOUND OPEN - RESET SYS OPS OK.