SDR AWXA200301429

Service difficulty report · Power Supply · Airbus A320231

Difficulty date: November 16, 2003
Submitted: November 17, 2003
Operation: Air carrier
Aircraft: N634AW
Make and model: Airbus A320231
Aircraft serial: 091
Aircraft time: 44,431 hours, 19,947 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Part number: 321452
Part serial: 444
Condition: Failed
Location: Cabin
Part time: 42,399 hours, 19,294 cycles
Stage of operation: IN
How discovered: C
Nature of condition: L
Precautionary procedure: K

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

What was found

DFW - EEL - DURING 4-DAY CHECK THE FORWARD AND AFT EMERGENCY POWER SUPPLY UNITS WERE FOUND INOPERATIVE DURING EMERGENCY LIGHT TEST. MAINTENANCE REMOVED AND REPLACED THE FORWARD (10WL) AND AFT (13WL) EMERGENCY POWER SUPPLY UNITS, OPERATIONAL CHECK WAS GOOD. PART NAME; EPSU, MFG; DIEHL GMBH, P/N; 3214-54, S/N; 2338, TT; 30713, TC; 13010, TSR; 357.

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