Service difficulty report · Power Supply · Boeing 73781Q

Difficulty date
November 3, 2018
Submitted
November 5, 2018
Operation
Air carrier
Aircraft
N733MA
Make and model
Boeing 73781Q
Aircraft serial
30619
Aircraft time
40,117 hours, 15,511 cycles
Part
Power Supply
Part number
D71702030
Condition
Inoperative
Location
Emergency Lights
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

BOTH LEFT AND RIGHT FWD EMERGENCY OVERWING EXIT SIDEWALL LIGHT WAS INOPERATIVE. TROUBLESHOT THE SYSTEM, REMOVED AND REPLACED THE LT MID SECTION EMERGENCY POWER SUPPLY CHARGER, OPS CHECKED NORMAL IAW AMM 33-51-06.

More about the Boeing 737-81Q