SDR CALA2017061601844

Service difficulty report · Ballast · Boeing 777222

Difficulty date: June 16, 2017
Submitted: June 17, 2017
Operation: Air carrier
Aircraft: N777UA
Make and model: Boeing 777222
Aircraft serial: 26916
Aircraft time: 89,214 hours, 15,512 cycles
System (JASC): 3320 · Passenger Compartment Lighting
Part: Ballast
Condition: Odor
Location: Cabin Lights
Stage of operation: CR
How discovered: O
Nature of condition: B
Precautionary procedure: O

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

What was found

DURNIG FLIGHT, NOTICED ELECTRICAL ODOR FROM ROW 47 WHICH MIGRATED TO AFT GALLEY. CREW TURN OFF CABIN LIGHING AND AFT GALLEY POWER AND ROW 49 WAS REPORTED BY FLIGHT ATTENDANT ALSO. ODOR HAS DISAPPEARED, NOT ACTIVE IAW CREW. CONFIRMED ELECTRICAL ODOR COMING FROM OVERHEAD CABIN LIGHTING BALLAST AT ROW 47. REMOVED AND REPLACED LIGHT ASSY IAW MM 33-21-01-960-807. PERFORMED INSPECTION TASK IAW AMM 05-51-58-80, STEP E. NO ELECTRICAL ODOR.