# SDR HALA2021111600160

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 15, 2021
- Submitted: November 16, 2021
- Operation: Air carrier
- Aircraft: [N384HA](https://openairdocs.org/aircraft/N384HA), registered now
- Make and model: Airbus A330-243
- Registry model: [Airbus A330-243](https://openairdocs.org/model/airbus-a330-243) (OpenAirDocs)
- Aircraft serial: 1259
- Aircraft time: 41,876 hours, 6,469 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: None
- Condition: None
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2021111600160

## Discrepancy

ETOPS-APU AUTO SHUTDOWN // APU FAULTS NO FUEL SUPPLY. UNABLE TO BLEED APU NO FUEL EXITS FUEL LINE AT FUEL CONTROL. FOUND APU FUEL ISOLATION VALVE 5QF    
 DOES NOT OPEN FOUND 28 VDC PIN B OPEN WHEN MASTER SWITCH ON. SUSPECT ISOLATION VALVE ACTUATOR 5QF(AR0339941) PER A330 AWM 28-29-02 R/R ACTUATOR PER A330 AMM 38-29 NO HELP. FOUND DUMMY PLUG INCORRECT PIN CONFIG. INSTALLED NEW DUMMY PLUG BLEED APU PER A330 AMM 28-22 ALL OPS CHECK GOOD PER A330 AMM 49-00. A/C OK FOR SVC. ACTUATOR ASSY,  OFF 33-2409-9-0001 S/N 01186 ON 33-2409-9-0001 S/N 01581

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.