# SDR UIEA2021041000873

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2021
- Submitted: April 12, 2021
- Operation: Air carrier
- Aircraft: [N1373A](https://openairdocs.org/aircraft/N1373A), registered now
- Make and model: Boeing 767-31K
- Registry model: [Boeing 767-31K](https://openairdocs.org/model/boeing-767-31k) (OpenAirDocs)
- Aircraft serial: 27205
- Aircraft time: 103,728 hours, 22,019 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Apu
- Condition: Malfunctioned
- 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/UIEA2021041000873

## Discrepancy

APU FAULT 1ST START ATTEMPT, 2ND ATTEMPT SUCCESSFUL FOLLOWED BY GEN OFF. RESET APU GEN FOLLOWED BY APU AUTO SHUTDOWN.(<P>TRANSFERRED TO MDDR 145104 PER DDG 49-11-01B. MX PROCEDURES C/W PLACARDS INSTALLED.</P><P>PDX MX, LP 1254482, ITEM M3: C/W FIM 49-11 FT 958 ACROSS 4 APU START UP/SHUTDOWN CYCLES. APU BITE NO FAULTS NOTED AND OPERATES NORMALLY AT THIS TIME. REF AMM 49-11-00-802-002/074. THIS CLEARS DMI 145104, PLACARDS REMOVED. DISPATCH: RKB 11:53Z.</P>)

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