Service difficulty report · Circuit Breaker · Boeing 737890

Difficulty date
March 9, 2018
Submitted
March 12, 2018
Operation
Air carrier
Aircraft
N513AS
Make and model
Boeing 737890
Aircraft serial
35192
Aircraft time
36,246 hours, 10,896 cycles
Part
Circuit Breaker
Condition
Open
Location
Window Heat
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

FORWARD LEFT WINDSCREEN OVERHEAT LIGHT ILLUMINATED. ACFT GROUNDED. IAW FIM 30-41 / 801. PERFORMED A BITE CHECK OF WINDOW HEAT CONTROL SYSTEM. LOGGED BUSS POWER FAULT, FOUND THE CIRCUIT BREAKER AT P6-12 OPEN IAW AMM 20-60-01. INSPECTED THE CIRCUIT BREAKER, NO DEFECTS NOTED. RESET THE BREAKER AND SYSTEM OPS NORMAL.