Service difficulty report · Ballast · Airbus A319131

Difficulty date
July 29, 2025
Submitted
July 31, 2025
Operation
Air carrier
Aircraft
N833UA
Make and model
Airbus A319131
Aircraft serial
1401
Aircraft time
74,211 hours, 33,364 cycles
Part
Ballast
Part number
325081
Condition
Failed
Location
Zone 200
Stage of operation
TX
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

ELECTRICAL BURNING ODOR IN THE VICINITY OF EXIT ROW, CONFIRMED ELECT BURNING ODOR THROUGHOUT CABIN. ALSO FOUND G3 AIR CHILLER CIRCUIT BREAKER TRIPPED WITH MALFUNCTION LIGHT ON. & CABIN LIGHTS MALFUNCTIONING WITH SEVERAL OUT & SEVERAL FLICKERING. ALSO AFT GALLEY LIGHTS ARE ALL OUT. NO EXTERNAL POWER INDICATIONS HIGH .(GATE POWER) AFT RT CABIN SIDEWALL LIGHTS INOP, MULTIPLE BALLAST UNITS REPLACED AND VERIFIED STRONG ELECTRCIAL BURN SMELL ON UNITS. R & R CEILING LIGHT ASSY, FWD & AFT GALLEY LIGHT ASSY, FWD MID & AFT LAV LIGHTS ASSY, & SIDE WALL LIGHTS ASSY, FOR BURNING ODOR,

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