SDR YENA2021041600243

Service difficulty report · Power Supply · Airbus A320232

Difficulty date: April 11, 2021
Submitted: April 16, 2021
Operation: Air carrier
Aircraft: N509JB
Make and model: Airbus A320232
Aircraft serial: 01270
Aircraft time: 79,584 hours, 29,336 cycles
System (JASC): 3350 · Emergency Lighting
Part: Power Supply
Condition: Faulted
Location: Emergency Lights
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

DURING HMV, FAULT MESSAGE EPSU UNIT EMER L FIN 11WL; REF AEROMAN NR 2021-113451 WO 2021 115/1 REMOVED AND REPLACED EPSU FIN POSITION 11WL I.A.W A.M.M. 33-51-38-000-001-A, A.M.M. 33-51-38-400-001-A AND TSM 33-51-00-810-801-A AND PERFORMED OPERATIONAL CHECK OF THE EPSU ASPER AMM 33-51-00-710-001 TEST IS OK. TOOL USED BONDING METER P/N: T477, S/N: 1812, DUE DATE: SEP-30-2021

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