# SDR DXTA2026010906468

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2026
- Submitted: January 9, 2026
- Operation: Air carrier
- Aircraft: [N749QS](https://openairdocs.org/aircraft/N749QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20713
- Aircraft time: 8,883 hours, 5,186 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Air Data Module
- Part number: 8221109020
- Part serial: 49K6T5
- Condition: Faulted
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026010906468

## Discrepancy

AT FL360 WE RECEIVED AMBER EFIS MISCOMPARE WITH AMBER ATL. THE RIGHT SIDE READ 200¿ LOWER THAN THE LT & STANDBY.  WHEN SELECTING AIR DATA 1 PER THE CHECKLIST.   RECEIVED FOLLOWING CYAN FAULTS: FLAPS FAULT, R ENG THRUST FAULT, L ENG THRUST FAULT, STAB TRIM FAULT & SPOILERS FAULT.   INSPECTED BOTH PITOT PROBES WITH NO DEFECTS, REMOVED RT FWD CHCK PANEL 142AR, VERIFIED THAT ADC DRAIN BOWLS EMPTY. PROCEEDED COMPLY WITH PURGING OF THE PITOT STATIC SYSTEM. NO DEBRIS NOTED IN THE LINES. IAW AMM 34-11-00-100-801.   REMOVED ADC 2 IAW CRC REQUEST.  REMOVED ADC 2.   INSTALLED OVERHAULED ADC 2.  WORK PERFORMED IAW AMM 34-13-01.  PERFORMED FUNCTIONAL TEST/OPS TEST WITH NO DEFECTS.  WORK PERFORMED IAW AMM 34-13-01.

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