SDR AALA2020071869007

Service difficulty report · Power Supply · Airbus A321253NX

Difficulty date: July 15, 2020
Submitted: July 18, 2020
Operation: Air carrier
Aircraft: N400AN
Make and model: Airbus A321253NX
Aircraft serial: 8647
Aircraft time: 3,793 hours, 1,111 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Part number: 32146210
Part serial: 162376
Condition: Inoperative
Location: Emergency Lights
Part time: 2,628 hours, 772 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

AIRCRAFT IN BASE MAINTENANCE - EMERGENCY LIGHTS FAILED TEST, EPSU 10WL (REPEAT ITEM). REPLACED EPSU BATTERY ONLY, TEST FAILED DUE TO SHORT, EMERGENCY ESCAPE PATH LIGHT, SEAT ROW 5AC. REMOVED AND REPLACED 5AC EMERGENCY ESCAPE PATH LIGHT (AALA202007179007) PER AMM 33-51-00. REMOVED AND REPLACED EPSU 10WL (AALA202007169007) PER AMM 33-51-38, ALL OPERATIONAL CHECKS GOOD.

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