SDR YENA201902201675

Service difficulty report · Epsu · Airbus A321231

Difficulty date: February 16, 2019
Submitted: February 20, 2019
Operation: Air carrier
Aircraft: N905JB
Make and model: Airbus A321231
Aircraft serial: 5854
Aircraft time: 19,253 hours, 6,141 cycles
System (JASC): 3350 · Emergency Lighting
Part: Epsu
Part number: 32146210
Part serial: 144140
Condition: No Test
Location: 13wl
Part time: 19,253 hours, 6,141 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

FT # 610, SDQ-JFK. DUE TO R & R OF L3 OVERWING EMERGENCY ESCAPE SLIDE, OPS TEST OF EMERGENCY LIGHTING SYSTEM REQUIRED. CIDS EPSU SYS OPS TEST FAILS; PER TSM 33-51-00-810-836-A, R & R EPSU 13WL, EPSU BATTERY 13WL, AND EPSU BATTERY 15WL IAW AMM 33-51-38. NO FIX; EPSU OPS TEST CONTINUES TO FAIL. FURTHER T/S REQUIRED.

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