# SDR WX0A2024111832219

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 14, 2024
- Submitted: November 18, 2024
- Operation: Air carrier
- Aircraft: N242NV
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1396
- Aircraft time: 58,978 hours, 40,749 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Deu
- Part number: Z040H0005110
- Condition: Faulted
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2024111832219

## Discrepancy

(AIRCRAFT NOT GROUNDED) PER WO 506881, NR-00001 - EPSU OPS CHECK OF EMERGENCY POWER SUPPLY UNITS BY BITE CHECK (EPSU BATT INSTALL OPS CHECK.) FAIL. / PER TSM 23-73-00-810-827-A, REMOVED & REPLACED DEU-B 300RH5 REF A320 AMM 23-73-47-000-001 & 23-73-47-400-001. OPS CHECK GOOD AT THIS TIME. THIS CLEARS MEL 23-73-07-B, DMI 203012. PLACARDS INSTALLED. THIS CLEARS MEL 23-73-07-B, DMI 203012. PLACARDS REMOVED MX CONTROL NOTIFIED.  REF LP 1940116"

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