# SDR P5CA2020110900375

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 6, 2020
- Submitted: November 10, 2020
- Operation: Air carrier
- Aircraft: N643GT
- Make and model: Boeing 767-3JHF
- Registry model: [Boeing 767-3JHF](https://openairdocs.org/model/boeing-767-3jhf) (OpenAirDocs)
- Aircraft serial: 37809
- Aircraft time: 18,860 hours, 5,113 cycles
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Control Unit
- Part number: 211734219
- Part serial: 1081032
- Condition: Malfunctioned
- Location: Apu
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2020110900375

## Discrepancy

APU AUTO SHUT DOWN WHEN GPU POWER TRANSFER, IAW AMM 49-61-05.  REPLACED APCU AND APCU BITE TEST AND SELF TEST OK AND APU OPERATION CHECK NORMAL.

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