JASC 3417

Service difficulty reports · 1,212

Reports filed under 3417 · Air Data Computer, newest first.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE jasc_code = '3417'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR RAIA00409020Adc · failedSPI - NR 1 ADC FAILED. MAINTENANCE REMOVED AND REPLACED NR 1 ADC.Sep 20, 2004 · N569HK · Jetair JETSTM4101SDR RAIA00409015Adc · inoperativePIT - ADC NR 2 FAILED. MAINTENANCE REMOVED AND REPLACED NR 2 ADC.Sep 18, 2004 · N553HK · Jetair JETSTM4101SDR RAIA00409012Pitot Line · contaminatedPIT - ADC NR 1 FAIL INDICATION. MAINTENANCE DRAINED WATER FROM PITOT SYSTEM DRAIN.Sep 15, 2004 · N812HK · Emb EMB145LRSDR 2004FA0000942Adc · malfunctionedUNIT REPORTING ERRONEOUS ALTITUDE READINGS UP TO 1000 FEET OFF. (AL05200401238)Sep 14, 2004 · N31589 · Piper PA32300SDR 04FDEA02498Adc · malfunctionedAT 80 KTS THE F/O CALLED NO AIRSPEED. REJECTED T/O MAX SPEED 85 KTS. F/O HAD NO AIRSPEED INDICATIONS ON PFD, F/O PITOT PROBE BAGGED AND STATIC LINE PURGED WITH DRY N2 FROM NR 2 ADC, NO BLOCKAGE OR CONTAMINATION FOUND. CHANGED NR 2 ADC PER AMM SUPPLEMENT 34-Aug 18, 2004 · N427FE · Airbus A310203SDR MALA040535Adc · failedADC FAILED IN FLIGHT. PERFORMED QRH RESET CB'S F15 & F-14 ADC RETURNED AND FAILED A SECOND TIME. AIR RETURN TO DTW. MAINTENANCE REMOVED & REPLACED ADC P/N ON 622-4401-001, S/N ON 8129, P/N OFF 822-0370-123, S/N OFF 3304. OP CHECKS GOOD IAW THE SF340 MM CHAug 17, 2004 · N444XJ · Saab 340BSDR 2005FA0000437Adc · malfunctionedADC PROVIDING ERRONEOUS HEADING AND ALTITUDE READINGS. ADC INSTALLED AS PART OF FLIGHT SYSTEM EFIS-SV SYSTEM. UNDER STC NR SA02203AK. (K)Aug 16, 2004 · N1999U · Cessna A185ESDR UIEA200400148Computer · failedMIA/LAX - EN ROUTE AFTER LEAVING MIAMI THE F/O PRESSURE ALTIMETER FLUCTUATING UNCONTROLLABLE AND MACH INDICATOR FLAP ALTERNATELY COMING IN VIEW. WITH A DIFFERENCE IN MACH SPEED OF 6.5, CAPTAIN 79 MACH. F/O .19 MACH INDICATED. SUSPECT F/O CADS. REMOVED AND Aug 14, 2004 · N524MC · Boeing 7472D7BSDR WLDA200458Adc · inoperativeNGU/NAP AIR TURNBACK DUE TO AIRSPEED INDICATOR FAILED AFTER TAKEOFF, INDICATING 90 KTS, F/O'S INDICATED SAME AS STANDBY A/S LATER ON. SELECT FLAP LIMIT AND SELECT ELEV FEEL MANUAL LIGHTS CAME ON. FOLLOWED PROCEDURES & RETURNED TO KNGU. REMOVED AND REPLACED Aug 12, 2004 · N351 · Doug DC1030SDR DL76G040737Adc · malfunctionedCAPT FLIGHT INSTRUMENTS FAILED AND BOTH EECS WENT TO ALT MODE. SWITCHED CAPT AIR DATA TO ALT AND RECOVERED FLIGHT INSTRUMENTS. STATUS MESSAGE WARNING. REPLACED LEFT AIR DATA COMPUTER, OPS CHECKS OK.Aug 7, 2004 · N1611B · Boeing 767332SDR F3LA200400072Adc · inoperativeABORTED TAKEOFF. FLIGHT CREW REPORTED THERE WAS NO AIRSPEED INDICATION ON CAPT'S SIDE. FIRST OFFICER'S AIRSPEED WAS 110 KIAS. BRAKE TEMP ACHIEVED 550 DEG. TROUBLESHOT LACK OF AIRSPEED INDICATION. PERFORMED EFCS GND SCAN IAW AMM 27-96-00-740-001 AND IRU-1 GJul 23, 2004 · N906FR · Airbus A319111SDR 54951Adc · failedNR 2 AIR DATA COMPUTER (ADC) FAILED SHOWING ALTITUDE FLAG AND VERTICAL SPEED FLAG. MDC CODES 350-000812 AND 351-080112, 351-0106F2.Jul 20, 2004 · N495BA · Cndair CL604SDR YAX2004F00000Adc · malfunctionedADC REPORTING TO IDU VARIED ALTITUDE OF +800 FEET. CROSSWIND COMPONENT ERRONEOUS AT TIMES. UNIT INSTALLED AS PART OF EFIS-SV SYSTEM.Jul 13, 2004 · N8200M · Piper PA32301SDR C2XA04IA068Adc · burned outDURING PRE-FLIGHT INSPECTION, THE CREW REPORTED A SMOKE ODOR IN THE COCKPIT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE AIR DATA COMPUTER TO BE THE SOURCE. MAINTENANCE REMOVED AND REPLACED THE AFFECTED COMPUTER, AND THE AIRCRAFT WAS APPROVED FOR RETURNJun 11, 2004 · N13964 · Emb EMB145SDR S2YA04016Computer · malfunctionedDURING FLIGHT, THE CREW NOTED SEVERAL ELECTRICALLY RELATED ANNUNCIATORS ILLUMINATED INCLUDING THE FLIGHT DIRECTOR AND YAW DAMP. THE CREW MADE A PRECAUTIONARY AIR-TURN-BACK. MX INSPECTED THE SYSTEM INCLUDING REMOVAL, INSPECTION AND REINSTALL OF BOTH FYD-65 YAMay 22, 2004 · N801SK · Beech 1900DSDR 2004UALA00488Computer · malfunctionedDURING DESCENT ACFT LOST FACS & EXPERIENCED DOWNGRADED NAVIGATION. EMERGENCY DECLARED. AIRSPEED DISAGREE OCCURRED BETWEEN ADR 1 AND ADR 2. ADIRU NR 1 WAS REPLACED AND NR 2 AIRSPEED FAULT WAS PRESENT. SHOP FINDINGS FOUND THE UNIT REMOVED FROM POSITION 2 REMay 20, 2004 · N462UA · Airbus A320232SDR MASA200400268Adc · failedAIRCRAFT RETURNED TO FIELD DUE TO THE ADC NR 2 FAIL IN FLIGHT. MX ARE IN THE PROCESS OF TROUBLESHOOTING THE PROBLEM. MX REPLACED THE NR 2 ADC, OPS CHECKED GOOD.May 17, 2004 · N37218 · Cndair CL6002B19SDR VNAA0405010Adc · failedDURING TAKEOFF, THE CREW RECEIVED A CONFIG FLAP RED WARNING MESSAGE AND ABORTED TAKEOFF. MAINTENANCE INSPECTED AND REPLACED THE AIR DATA COMPUTER IN ACCORDANCE WITH 34-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.May 15, 2004 · N251PS · Cndair CL6002B19SDR CA040513003Computer · failed(CAN) AFTER T/O EICAS MSGS (RUDDER RATIO,AILERON LOCKOUT) ALTIMETER, AIRSPEED, IVSI OUTSIDE LIMITS BETWEEN CAPT AND F/O, AUTO PILOTS WOULD NOT ENGAGE. NOTE: MOC REQUESTED F/O ALT ADC BE SELECTED, FAULT CLEARED. FLT CREW ELECTED TO RTN TO YVR. RT ADC FAULT BUMay 13, 2004 · Boeing 767375SDR VNAA0405008Adc · failedDURING TAKEOFF, THE CAPTAIN'S SIDE AIR SPEED INDICATOR, VERTICAL SPEED INDICATOR, AND MACH TRIM HAD NO INFORMATION DISPLAYED. MAINTENANCE THEN REPLACED THE NR 1 AIR DATA COMPUTER IN ACCORDANCE WITH BOMBARDIER AIRCRAFT MAINTENANCE MANUAL 34-00-00. OPERATIONALMay 12, 2004 · N247JS · Cndair CL6002B19SDR S2YA04011Module · failedBEFORE FLIGHT, THE CREW NOTED THE TAWS FAILED RIGHT AFTER REACHING TAKE-OFF POWER. THE CREW ABORTED THE TAKE-OFF AND RETURNED TO THE GATE. MX INSPECTED THE SYSTEM AND COULD NOT CLEAR AN (ADC 1 INVALID) MESSAGE ON THE TAWS. MX REPLACED THE AIR DATA MODULE ANApr 28, 2004 · N85SK · Beech 1900DSDR UIEA200400087Cadc · inoperativeMIA-JFK - APPROXIMATELY 45 MINUTES DURING CRUISE, NR 1 CADC POWER C/B OPENED. C/B RESET PER FHB PROCEDURES. C/B OPENED AGAIN AND WAS LEFT OPENED FOR DURATIONOF FLIGHT. NY MAINTENANCE CONTROL DIVERT A/C TO MIA. REMOVED AND REPLACED NR 1 CADC OPERATION CHECKApr 27, 2004 · N540MC · Boeing 747243BSDR HNAA0400039Computer · failedAFTER TAKEOFF ADC 1 FAILED. NR 1 ALTIMETER AND IVSI FLAGGED, TRANSPONDER FAILED, OVERSPEED WARNING HORN SOUNDED AND GPWS C.L. OVERSPEED WARNING HORN SILENCED WHEN ADC 1 CB PULLED. REMOVED AND REPLACED DADC, SELF TEST GOOD.Apr 20, 2004 · N933HA · Dhav DHC8102SDR DLM88040251Computer · failedON T/O ROLL, CP AIRSPEED IND FAIL AFTER 80 KTS. ABORTED AT 90 KTS. REPLACED NR 2 ADC.Mar 21, 2004 · N983DL · Doug MD88SDR AWXA200400288Adc · faultyJFK - ABORTED TAKEOFF - FLT 0411 - ON TAKEOFF AT JFK EN ROUTE TO SFO RECEIVED NR 1 IR FAULT, REJECTED TAKEOFF AT 90 KTS. MAINTENANCE ISSUED MEL 34-10-01, COND 2 IRS NR 1 NAV MODE INOP. ON 03/15/2004 MAINTENANCE REMOVED AND REPLACED THE NR 1 AIR DATA INERTIALMar 13, 2004 · N824AW · Airbus A319132SDR SWAA040665Adc · faultyNR 1 ASI FAILURE, MACH TRIM, GPWS AND WINDSHEAR FAIL LIGHTS ILLUMINATED, NR 1 AND NR 2 RADIO ALT'S INOP. ALL SYSTEMS CAME BACK SEVERAL MINUTES LATER. REMOVED AND REPLACED NR 1 ADC PER MM.Mar 2, 2004 · Boeing 7372H4SDR DL76L040207Adc · failedPASSING THROUGH 1800 FEET ON CLIMBOUT F/O ALTIMETER FAILED. SELECTED ALTN ON AIR DATA. ALTIMETER WORKED. REPLACED RT ADC AND FLUSHED STATIC LINES.Feb 29, 2004 · N171DN · Boeing 767332SDR DL76L040202Adc · faultyF/O ALTIMETER OFF FLAG. SWITCHING TO ALTN ADC CLEARS PROBLEM. REPLACED RIGHT AIR DATA COMPUTER, OPS CHECK OK.Feb 29, 2004 · N171DN · Boeing 767332SDR USA2004F00013Adc · failedSHORTLY AFTER TAKEOFF, ENROUTE, ALL THE CAPTAINS AIR AND FLIGHT INSTRUMENTS FAILED. FLIGHT RETURNED TO FIELD AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE CAPTAINS AIR DATA COMPUTER. PERFORMED SATISFACFeb 28, 2004 · N356US · Boeing 737301SDR SWIA200412950Adc · malfunctionedIN FLIGHT, RECEIVED EFIS COMP MON, STALL FAIL, MACH TRIM, IAS CAUTION MESSAGES AND ADC TEMP DISAGREE MESSAGE ON FMS. REPLACED NR 2 AIR DATA COMPUTER AND PURGED NR 1 AND NR 2 PITOT SYSTEM WITH NITROGEN. OPS AND LEAK CHECK GOOD IAW CRJ MM 34-11-00. P/N: 822-0Feb 27, 2004 · N432SW · Cndair CL6002B19SDR RAIA00402020Adc · inoperativeSTL - LEFT ADC INOP. MAINTENANCE REMOVED AND REPLACED NR 1 ADC.Feb 18, 2004 · N550HK · Jetair JETSTM4101SDR DLM88040086Adc · malfunctionedCAPTS A/S INDICATOR WOULD NOT INCREASE PAST 60 KTS ON T/O ROLL. ABORTED T/O AT 90 KTS ON F/O`S INDICATOR. REPLACED NR 1 CADC PER MM CHAPT 34. PERFORMED FUNCTIONAL TEST. OPERATION NORMAL.Jan 26, 2004 · N918DE · Doug MD88SDR CA040130001Adc · inoperative(CAN) DURING LANDING ROLL OUT IAS MISMATCH MESSAGE APPEARED, NR 1 IAS WAS 30 KTS HIGHER THAN NR 2 IAS. AFTER PARKING AT THE ARRIVAL GATE, NR 1 IAS INDICTED 38 KTS AND TAS WAS SCROLLING. NR 2 IAS STEADY AT 30 KTS (NORMAL). MAINTENANCE PURGED NR 1 PITOT/STATJan 25, 2004 · Bombdr DHC8400SDR 2004UALA00035Connector · looseRETURNED TO FIELD DUE TO AIRSPEED INDICATOR PROBLEM AND INOP ALTIMETER. FOUND PITOT STATIC QUICK DISCONNECT, LOOSE ON ADC. RESECURED LINE. ACCOMPLISHED AIR DATA COMPUTER SELF TEST AND AIR DATA SYSTEM OPS TEST. ALL CHECKS NORMAL.Jan 9, 2004 · N909UA · Boeing 737522SDR MEX200410Computer · failedAC RETURNED TO PLATFORM DURING TAKEOFF, LT SPEED INDICATOR HAD 80 KNTS AND RT SPEED INDICATOR AT 65 KNTS. DURING REVISION WERE DETECTED CADC NR 2 WITH FAILURE IN CDUS, RT SPEED INDICATOR FLAG AND FAST/ SLOW FUNCTION IN RT PFD WITH FAILURE. CADC NR 2 WAS TESTJan 7, 2004 · N168PL · Doug MD88SDR MEX2004010Computer · failedAIRCRAFT RETURNED TO PLATFORM DURING TAKE OFF LT SPEED INDICATOR HAD 80 KNTS AND RT SPEED INDICATOR HAD 65 KNTS. DURING REVISION WERE DETECTED CADC NR 2 WITH FAILURE IN CDUS, RT SPEED INDICATOR FLAG AND FAST/SLOW FUNCTION IN RT PFD WITH FAILURE. CADC NR 2 WAJan 7, 2004 · N168PL · Doug MD88SDR CA040102002Adc · intermittent(CAN) PRIOR TO DEPARTURE THE FLIGHT CREW A MACH AIRSPEED WARNING CLACKER INOPERATIVE ASSOCIATED WITH A FLAG ON THE MACH AIRSPEED INDICATOR. RECTIFICATION THE MACH AIRSPEED INDICATOR WAS REPLACED. HOWEVER THE SNAG RETURNED ON DECEMBER 29. THE SYSTEM WAS PLACEDJan 2, 2004 · Boeing 737200SDR DL738031114Adc · malfunctionedAFTER PUSHBACK, F/O SPD AND ALT TAPES WERE LOST, CAME BACK INTERMITTENTLY. SWITCHING FMC NAV SWITCH TO BOTH ON L SEEM TO WORK FOR ABOUT 2 SEC ON T/O, A/T ARM SWITCH WENT TO OFF. AIRBORNE, CAPT LOST F/D AUTO PILOT WOULD ENGAGE IN CWS ONLY HAD FAINT ODOR OF SMDec 19, 2003 · N3737C · Boeing 737832SDR A6WA200340193Control Unit · malfunctionedTAT PROBE HEAT CAUTION ILLUMINATED INFLIGHT AFTER TAKEOFF. REPLACED AIR DATA HEAT SENSOR CONTROL UNIT. (M)Dec 11, 2003 · N431AW · Cndair CL6002B19SDR AUS20031279Adc · out of adjust(AUS) AIR DATA COMPUTER (ADC) OUT OF CALIBRATION AT ALL ALTITUDES. FOUND DURING INSPECTION IAW AD/INST9 AMDT6.Dec 10, 2003 · Dhav DHC8102SDR XNOA1171Indicator · inoperativeABORTED T/O DUE TO NO AIR SPEED INDICATION ON F/O'S ASI. LOW RANGE LEAK TEST IS GOOD ON F/O'S ASI SYSTEM. OPS CK GOOD IAW A-300 AMM 34-11-10. (CLOSED)Dec 9, 2003 · N474AS · Airbus A300B4203SDR MEX2003524Adc · failedAIRCRAFT RETURNED TO PLATFORM DUE TO A DIFFERENCE OF 6 KNOTS BETWEEN VELOCIMETERS. AT PLATFORM THE SYSTEM WAS CHECKED, CONFIRMING CADC NR 1 FAILURE. CADC NR 1 WAS REPLACED AND TESTED IAW MM 34-16-01. ADDITIONALLY BRAKE ASSEMBLY WAS CHECKED BY CONDITION, IAWNov 16, 2003 · N216AM · Doug DC987SDR MEX2003517Adc · failedAIRCRAFT RETURNED TO PLATFORM DUE TO LOSS OF VELOCIMETER INDICATION. THE ADC NR 1 WAS REPLACED AND TESTED IAW MM 34-16-0, ALL OK.Nov 13, 2003 · N162PL · Doug MD88SDR 2003UALA00848Adc · failedRETURNED DUE TO F/O AIRSPEED INDICATOR FLAG, MACH INDICATOR, VMO INDICATOR FLAG. ATTEMPTS TO CLEAR THE FLAGS WERE UNSUCCESFUL. THE AIR DATA COMPUTER WAS REPLACED. SUBSEQUENT WRITE-UPS INDICATE THAT THE COMPUTER IS NOT THE SOURCE OF THIS INCIDENT.Nov 11, 2003 · N913UA · Boeing 737522SDR 03313626Adc · faultyDURING TAKEOFF CREW REPORTED THE FIRST OFFICERS MULTI FUNCTION AND PRIMARY FLIGHT DISPLAYS WERE FLICKERING CAUSING A LOSS OF ALL FLIGHT DISPLAY INFORMATION. THE FAULT WAS TROUBLESHOT BACK TO THE NR 2 ADC UNIT AND UNIT WAS REPLACED. A SATISFACTORY OPERATIONALNov 9, 2003 · N626BR · Cndair CL6002B19SDR P5CA0300979Adc · failedNR 2 CADC FAILED EN ROUTE (AIRTURN BACK). REMOVED AND REPLACED NR 2 CADC, TEST OK PER MM 34-12-00.Nov 9, 2003 · N524UP · Boeing 747200SDR SWIA200312578Transducer · malfunctionedSTALL FAIL CAUTION MESSAGE IN FLIGHT. REMOVED AND REPLACED LEFT MACH TRANSDUCER IAW CRJ MM 27-35-25. OPS CHECK GOOD.Nov 3, 2003 · N403SW · Cndair CL6002B19SDR CA031024003Adc · malfunctioned(CAN) ON DEPARTURE AT 2000 FT THE SPEED BUG WENT FROM 200 KTS TO 40 KTS UN COMMANDED AT THE SAME TIME THE 'STALL FAIL MSG' ON FOR 30 SEC. PURGED NR 1 AND 2 PITOT LINES AND CHANGED ADC NR 1.Oct 22, 2003 · Cndair CL6002B19SDR C8GA20030026Adc · faultyFLT 738 FROM TOL TO SLW. SHORTLY AFTER TAKEOFF, THE CAPTAIN'S ALTIMETER AND THE ALTITUDE ALERTER FLAGGED AND THE AUTOPILOT WOULD NOT ENGAGE. THE CREW TRIED CYCLING THE CIRCUIT BREAKER FOR THE AIR DATA COMPUTER BUT IT WOULD GO OFF AGAIN AFTER ONE SECOND. NO Oct 21, 2003 · N287SC · Boeing 7272A1SDR YENA200331Adc · inoperativeON TAKEOFF ROLL AT 115 KTS CAPTS AIRSPEED, F/O AIRSPEEDS READ 60 KTS, ABORTED TAKEOFF. F/O PITOT PROBES INSPECTED, NO EVIDENCE OF OBSTRUCTION NOTED. ADIRU 2, OPS CHECK PERFORMED PER MM 34-13-00 AS PRECAUTIONARY, F/O ADR TRANSFERRED TO MEL 34-10-01 CAT III DOOct 20, 2003 · N533JB · Airbus A320232
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