What it covers
The computer and its integral parts which receives data from various environmental sensing systems, computes this data, and makes it available to the various navigation systems. Does not include external hardware such as cables, mounting racks, remote switches, etc., which are filed in JASC code 3410.
Service difficulty reports · 1,210
Reports filed under 3417, newest first.
| 1995 | 34 |
|---|---|
| 1996 | 45 |
| 1997 | 50 |
| 1998 | 63 |
| 1999 | 49 |
| 2000 | 42 |
| 2001 | 49 |
| 2002 | 47 |
| 2003 | 46 |
| 2004 | 54 |
| 2005 | 67 |
| 2006 | 60 |
| 2007 | 38 |
| 2008 | 45 |
| 2009 | 36 |
| 2010 | 43 |
| 2011 | 39 |
| 2012 | 37 |
| 2013 | 32 |
| 2014 | 26 |
| 2015 | 20 |
| 2016 | 16 |
| 2017 | 25 |
| 2018 | 36 |
| 2019 | 52 |
| 2020 | 16 |
| 2021 | 23 |
| 2022 | 22 |
| 2023 | 14 |
| 2024 | 29 |
| 2025 | 31 |
| 2026 | 24 |
SDR IPXA2026101554657Adc · malfunctionedATB DUE TO CAPTAINS PFD BEING UNRELIABLE ALSO RECEIVED MACH TRIM AT RUDDER RATIO EICAS MESSAGE. FUEL 36.1 AFTER ATB. PERFORMED MCDP LAST FLIGHT FAULTS, HAD MULTIPLE FAULTS FOR L ADC AND COMPUTERS TALKING TO THE L ADC. T/S €ŒADC SYST LEFT€? PER FIM 22-02 TRSDR DXTA2026092209794Adc · defectiveTWICE DURING FLIGHT (ONCE ON CLIMB OUT AND ONCE ON DESCENT), LEFT PILOT LOST ALL AIRSPEED, ALTITUDE AND VERTICAL SPEED INDICATIONS, WITH ASSOCIATED RED FLAGS, LOSS OF AUTOPILOT, LOSS OF AUTO THROTTLE, AND MACH TRIM FAIL. DURING THE SECOND EVENT (ON DESCENT ATSDR QR9R2026091600002Air Data Module · inaccurateRIGHT AIRSPEED INDICATOR INDICATED 30+ KNOTS CONSISTENTLY, ALL OTHER AIRSPEED INDICATORS INDICATED 0. MAINTENANCE ATTEMPTED TO CIRCULATE AIR THROUGH RIGHT PITOT TUBE WITH NO EFFECT. REMOVED AND REPLACED #2 ADU; OPERATIONAL CHECK SUCCESSFULLY COMPLETED.
See all 1,210 reports