# SDR P5CA2019051800079

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2019
- Submitted: May 20, 2019
- Operation: Air carrier
- Aircraft: N644GT
- Make and model: Boeing 767-3JHF
- Registry model: [Boeing 767-3JHF](https://openairdocs.org/model/boeing-767-3jhf) (OpenAirDocs)
- Aircraft serial: 37810
- Aircraft time: 15,562 hours, 3,704 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Part number: 4040800916
- Part serial: 31958375
- Condition: Failed
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2019051800079

## Discrepancy

AFTER TAKEOFF, AT 0041 AND APROX 11,000 FT RECEIVED THE EICAS MESSAGE "AUTO THROTTLE DISC" AND "RIGHT ENGINE EEC MODE" AND "LEFT ENGINE EEC MODE". COMPLIED WITH NON-NORMAL CHECK LIST.  (<P>PERFORMED BOTH PIMU BITE MESSAGE 351-26 A&B RIGHT ADC CHANNEL FAIL, IAW FIM 71-01 FT 893. REMOVED AND REPLACED RIGHT ADC COMPUTER. PERFORMED OPERATIONAL TEST, CONDITION NORMAL IAW AMM 34-12-01. BOTH ENGINE RUN UP CONDITION CHECK OK IAW AMM 71-00-00</P>)

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