Service difficulty report · Ballast · Boeing 777224

Difficulty date
April 22, 2023
Submitted
April 24, 2023
Operation
Air carrier
Aircraft
N57016
Make and model
Boeing 777224
Aircraft serial
28679
Aircraft time
106,971 hours, 10,858 cycles
Part
Ballast
Part number
K100140001
Condition
Overtemp
Location
Door 1l
Stage of operation
LD
How discovered
O
Nature of condition
B
Precautionary procedure
K

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

What was found

ELECTRICAL BURNING SMELL NOTICED ON FINAL FORWARD GALLEY LIGHT BALLAST REPLACED IAW M.M TASK 33-22-03-960-802. MM 05-51-58-800-801-C3 INSPECTION CARRIED OUT. MEC, GALLEY, FLIGHT CREW REST AREA, FLIGHT DECK AND FWD CABIN AREA. ONLY EVIDENCE OF ELECTRICAL BURNING SMELL FOUND AROUND DOOR 1L AREA. DOOR ENTRY LIGHT BALLAST FOUND VERY HOT. DOOR 1L ENTRY.