SDR UALA2013022001017

Service difficulty report · Ballast · Boeing 777222

Difficulty date: February 20, 2013
Submitted: February 27, 2013
Operation: Air carrier
Aircraft: N784UA
Make and model: Boeing 777222
Aircraft serial: 26951
Aircraft time: 70,454 hours, 9,863 cycles
Engine: Pwa PW40903
System (JASC): 3320 · Passenger Compartment Lighting
Part: Ballast
Part number: BR94111
Condition: Failed
Location: Cabin Lights
Stage of operation: AP
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

DURING APPROACH, AN ELECTRICAL ODOR NEAR 1L AND LAV WAS DETECTED. FOUND SOURCE OF ODOR TO BE BALLAST AT CEILING LIGHT ABOVE SEAT 1A, FOUND FLUORESCENT TUBES AT 1A LOOSE AND INTERMITTENT, REMOVED TUBES FROM 1A & 2A CEILING LIGHTS, REMOVED BALLAST AT 1A DISCONNECTED CONNECTOR AND SECURED. REPLACED BALLAST.