# SDR CALA2021102201954

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2021
- Submitted: October 22, 2021
- Operation: Air carrier
- Aircraft: [N19986](https://openairdocs.org/aircraft/N19986), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 66145
- Aircraft time: 2,499 hours, 284 cycles
- System (JASC): [3100 · Indicating/Recording System](https://openairdocs.org/jasc/3100)
- Part: None
- Part number: NA
- Part serial: NA
- Condition: None
- Location: Na
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2021102201954

## Discrepancy

AUTOTHROTTLE DISC CAUTION AUTOMATIC OR MANUAL DISENGAGEMENT OF AUTOTHROTTLE (A/T) SYSTEM. SPECIFIC EXAMPLES ARE FAILURE TO REMOVE POWER FROM THE SERVOS, T HE A/T DISCONNECT SWITCH IS PUSHED, OR BOTH A/T ARM SWITCHES ARE SELCTED OFF. MESSAGE NOT ACTIVE AFTER RESETTING LEFT CCS REF LP 7280705. FAULT CORRECTED PER FIM DMC-787-A-22-30-F0-05A-421A-A AND FIM DMC-787-A22-30-F0-06A-421A-A.  ALSO PERFORMED THRUST MANAGEMENT SYSTEM SYSTEM TEST PER AMM 22-31-00.  TESTS PASS.  NO CURRENT MESSAGES ACTIVE.

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