SDR UALA2009040800999

Service difficulty report · Power Supply · Airbus A319131

Difficulty date: April 7, 2009
Submitted: April 10, 2009
Operation: Air carrier
Aircraft: N851UA
Make and model: Airbus A319131
Aircraft serial: 1664
Aircraft time: 25,251 hours, 9,950 cycles
Engine: Iae V2522A5
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Part number: 32145410
Condition: Faulty
Location: Cabin
Stage of operation: IN
How discovered: C
Nature of condition: O
Precautionary procedure: K

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

What was found

EPSU UNIT EMERGENCY L MSG ON EMERGENCY TEST. REPLACED EPSU AT EMERGENCY EXIT DOOR LEFT, TEST PASSED ON EPSU, BUT EPSU AFT L IS NOW DISPLAYED AFTER EMERGENCY TEST. REPLACED AFT POWER SUPPLY UNIT AND BATTERY, (12WL) AND FWD PSU BATTERY (10WL), SYS TEST OK.

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