# SDR UIEA2021052101160

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2021
- Submitted: May 21, 2021
- Operation: Air carrier
- Aircraft: [N1997A](https://openairdocs.org/aircraft/N1997A), registered now
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 27310
- Aircraft time: 100,265 hours, 20,880 cycles
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Autothrottle Sys
- Condition: Faulted
- 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/UIEA2021052101160

## Discrepancy

AUTOTHROTTLE CONSISTENTLY UP TO 20 KTS SLOWER THAN MCP SELECTED SPEED(<P>PERFORMED FIM 22-30 FAULT TREE 810 MCDP GROUND TEST 10, NO FAULTS AT THIS TIME. PERFORMED FIM 22-03 FAULT TREE 812 MCDP TEST 12. NO FAULTS AT THIS TIME. PERFORMED FIM 22-03 FAULT TREE 820 TEST 40 NO FAULTS AT THIS TIME.</P>)

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