# SDR IPXA2019020838775

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2019
- Submitted: February 11, 2019
- Operation: Air carrier
- Aircraft: [N305UP](https://openairdocs.org/aircraft/N305UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27243
- Aircraft time: 58,151 hours, 19,622 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Condition: Malfunctioned
- Location: Right
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2019020838775

## Discrepancy

DIVERSION - AT FL 300 IAS DISAGREE EICAS MSG L A/S 308 RT A/S 927 AND DECREASING STANBY A/S AT 240 RUDDER RATIO AILERON LOCKOUT EICAS MESSAGES FOLLOWED STALL WARNING ACTIVATION 5 OR 6 TIMES A FEW MINUTES LATER L/R EEC MODE EICAS MESSAGESPERFORMED PITOT STATIC LEAK CHECK IAW 34-11-00 NO FAUILTS FOUND INSPECTED PITOT DRAINS ALL ARE CLEAR REPLACED RH ADC IAW 34-12-01 OPS CHECK GOOD A/C OK FOR SERVICE ESR: 34-12-01-01A

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