JASC 3417

Service difficulty reports · 1,213

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 02FDEA00515Adc · failedCAPTAINS AIRSPEED AND ALTIMETER AND VERTICAL SPEED INDICATOR FAILED ON ROTATION WITH WINDSHEAR WARNINGS. REPLACED CADC IAW MM. OPS CHECK GOOD. CAT STATUS DOWNGRADED TO CHK II, CHK II. OVERALL CAT STATUS IS NOT II.Jul 23, 2002 · N492FE · Boeing 727200SDR RAIA00207202Adi · inoperative5482-STL- PILOT REPORTED ALTIMETER AND AIR SPEED INDICATORS MALFUNCTIONING. MAINTENANCE REMOVED AND REPLACED #1 ADC, OPS CK OK.Jul 2, 2002 · N561HK · Jetair JETSTM4101SDR RAIA00207201Adc · inoperative5484-STL- CAPT ALTIMETER OFF FLAG ON DURING TAXI. MAINTENANCE REMOVED AND REPLACED THE #1 AIR DATA COMPUTER, OPS CK OK.Jul 1, 2002 · N561HK · Jetair JETSTM4101SDR CA020725014Adc · failed(CAN) AUTOPILOT ENGAGED IN CRUISE,UNABLE TO UNFREEZE MANUALLY,LEFT WING LEVEL TO A SLIGHT RIGHT BANK. AILERON CONTOL LOST-FROZEN TILL AUTO PILOT RELEASED.CENTRAL AIR DATA COMPUTER REPLACED P/N HG480B13 S/N P-529Jun 13, 2002 · Boeing 737217SDR 000168Adc · failedNR 1 ADC FAIL.Jun 13, 2002 · N268 · Emb EMB145SDR AALA20020792Adc · malfunctionedEN ROUTE, AIRCRAFT AIR INTERRUPTED DUE TO CAPTAINS AIRSPEED ERRONEOUS. RETURNED AND LANDED, WITHOUT INCIDENT. REPLACED NUMBER ONE AIR DATA COMPUTER. PERFORMED VISUAL INSPECTION OF CAPTAINS PITOT AND STATIC PORTS. SYSTEM GROUND CHECKED NORMAL OPERATION.Jun 3, 2002 · N3075A · Airbus A300B4605RSDR AALA20020790Adc · faultyMIA - FLT 1901 - EN ROUTE MAI-SDQ - LEFT CAPTAINS AIRSPEED ABOUT 50 KNOTS SLOW AT 250 KNOTS. 20 KNOTS SLOW AT 150 KNOTS. RETURNED AND LANDED MIA WITHOUT INCIDENT. REPLACED NR 1 AIR DATA COMPUTER. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)May 30, 2002 · N14061 · Airbus A300B4605RSDR CA020528009Adc · malfunctioned(CAN) MULTIPLE RED, AMBER WARNING AND CAUTION MESSAGES: GRNG PROX WARNING, AIR DATA INERTIAL REFERENCE, INERTIAL REFERENCE INDICATORS AND NAV & PRIMARY FLIGHT DISPLAYS, WENT BLANK, NUMEROUS RED OVERSPEED WARNINGS, SLAT FLAP, AND FLIGHT CONTROL MESSAGES. ALL OCMay 16, 2002 · Airbus A319114SDR HEEA079084Adc · malfunctionedADC SHOWS BOTH ENGINES ZERO POWER AT 40 PERCENT.May 16, 2002 · Bell 214STSDR AWXA200200364Adc · failedONT - ABORTED TAKEOFF - FLT 0775 - ON TAKEOFF ROLL AT 95 KTS, FUEL LOAD 98,000 LBS AIRSPEED, ALTIMETER, VSI, AND GPWS FAILED. ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE TROUBLESHOT AND REPLACED THE NR 1 AIR DATA COMPUTER (ADC) IAW BMM 34-12-11. ADC OApr 23, 2002 · N336AW · Boeing 737375SDR A6WA200240010Adc · malfunctionedMACH TRIM FAIL CAS, F/O ALT AND VERTICAL SPEED INDICATION DISAPEARED. ELT AND VSI RED MESSAGE. MAINTENANCE REMOVED AND REPLACED NR 2 AIR DATA COMPUTER. OPERATIONAL CHECK AND LEAK CHECK GOOD. (M)Apr 21, 2002 · N402AW · Cndair CL6002B19SDR 2002FA0000530Adc · failedAIR DATA COMPUTER, INTERMITTENT, FAILED.Apr 11, 2002 · N668JT · Gulstm G1159SDR 2002FA0000529Adc · inoperativeDIGITAL AIR DATA COMPUTER, INOPERATIVE.Apr 11, 2002 · N63MU · Gulstm GIVSDR GTIA020273Adc · faultyFLT 616 - ACY - AUTO PILOT PITCH CONTROL PORPOISES DURING CLIMB AND DESCENTS AND WILL NOT HOLD ALTITUDE ALL OTHER FUNCTIONS OK FLT 616. REMOVED AND REPLACED AIR DATA COMPUTER PERFORMED PITOT STATIC LEAK CHECK. GROUND CHECK OK AT THIS TIME. (M)Mar 30, 2002 · N12536 · Doug DC932SDR XNOA01043Adc · failedNR 1 AIR DATA SYSTEM FAILED ON TAXI OUT. R & R NR 1 ADC IAW AB MM 34-11-20. OPS CHECK GOOD.Mar 30, 2002 · N372PC · Airbus A300B4203SDR 801DM0002AdcAircraft will not maintain selected speed in cruise.Mar 23, 2002 · N801DM · Boeing 757200SDR AUS20020449Adc · faulty(AUS) AIR DATA COMPUTER (ADC) FAULTY.Mar 11, 2002 · Amd FALCON900SDR RAIA00203092Adc · inoperative5512-STL- CAPTAINS AIR DATA COMPUTER FAILED DURING TAXI. MAINTENANCE REMOVED AND REPLACED THE #1 ADC, OPS CK OK.Mar 6, 2002 · N567HK · Jetair JETSTM4101SDR 372PA0001Adc · malfunctionedDURING LEVEL OFF FROM CLIMB, FMC SYSTEMS SWITCHED CPU PAGE TO IAS LEGS PAGE. VNAV DISCONNECTED TO CWS PITCH AND LNAV DISCONNECTED TO CWS ROLL. ROUTE DISAPPEARED FROM HSI. DURING APPROACH AP ENGAGED IN GS AND LOC, AUTOPILOT PITCHED UP RADICALLY AND SPEEDS DEFeb 23, 2002 · N372PA · Boeing 737306SDR CA020228001Adc · failed(CAN) JUST AFTER TAKEOFF CAPTAINS AIRSPEED, STANDBY AIRSPEED, GROUND PROX WARNING, AND MACH TRIM INDICATORS FAILED. AIRCRAFT RETURNED TO AIRPORT. NR 1 CENTRAL AIR DATA COMPUTER REPLACED AND OPERATION CHECKED SERVICEABLE.Feb 17, 2002 · Boeing 737217SDR WRLA200203Adc · failedCAPTAIN HAD NO AIRSPEED ON TAKEOFF ROLL, GROUND ABORT. BLEW OUT CAPTAIN PITOT LINE AND GOT A SMALL AMOUNT OF DEBRIS. CLEARED LINE ALSO CADC FAILED AND ALL FLAGS SHOWN ON AIR SPEED INDICATOR. REPLACED CADC WITH FED EX LOANER AND PERFORMED PITOT STATIC TEST OFeb 12, 2002 · N304WL · Doug DC1030FSDR AALA20020141Adc · failedFRA - FLT 71 - AFTER TAKEOFF FIRST OFFICERS AIRSPEED AND ALTIMETER FAILED. SELECTING ADC TO ALTIMETER RESTORED INFORMATION. REPLACED F/O ADC PER MM 34-12-01-4. ALL CHECKS OK. (M)Feb 5, 2002 · N370AA · Boeing 767323SDR AALA20020086Adc · failedATC 2 FAULTED CONTINUED AURAL WARNING UNTIL DESCENT. ACCOMPLISHED ATC BITE CHECK. ALL CHECKS NORMAL. ADC FAULT NR 1 SWITCHED TO 2. REPLACED NR 1 AIR DATA COMPUTER ACCOMPLISHED ADC BITE AND AFS TEST. ALL TEST PASSED. (M)Jan 24, 2002 · N25071 · Airbus A300B4605RSDR HEEA077725Adc · will not testNR 1 POWER ASSURANCE WILL NOT TEST.Jan 22, 2002 · Bell 214STSDR 2002F00132Adc · faultyIN CRZ WITH A/P AND AUTO THROTTLE ENGAGED A/C PITCHED UP WITH ALT HOLD DISENGAGED. BOTH F/D IS INOPERATIVE NR 1 AND 3 INS LOST WIND AND G/S INFORMATION, ALL N1 IS INOPERATIVE. N1 LIMIT INOP TAT INOP TCAS INOP NR 1 MACH IND INOPERATIVE AND NR 1 ALTIMETER WENTJan 21, 2002 · N743SA · Boeing 747230BSDR SWIA200210595Adc · malfunctionedAIR DATA COMPUTER ON FIRST OFFICER'S SIDE FAILED WHILE EN ROUTE. ONCE ON THE GROUND PROBLEM SEEMED TO CLEAR. SUSPECT MOISTURE IN THE PITOT STATIC SYSTEM. REMOVED AND REPLACED NR 2 ADC. OPS CHECKS GOOD IAW 34-13-00.Jan 21, 2002 · N720SW · Cndair CL6002B19SDR MWEA020055Adc · faultyFIRST OFFICERS ALTIMETER FLUCTUATED ABOUT 400 FEET. REPLACED NR 2 CADC.Jan 19, 2002 · N814ME · Doug DC981SDR MEX2002011Adc · malfunctionedFLT 137 - AGU-MEX - AT PREFLIGHT REVISION, CADC POS 2 FAILED WITH A SIGN OF O/S, BOTH ADI AND TRI O/S, BITE WAS PERFORMED TO BOTH CADC'S RESULTS OK, SW CADC POS 01/02 OK, BOTH CADC WITH FAIL, IT WAS PERFORMED RESET UNIT SW CADC AND BOTH CADC THE FAIL APPEARS AJan 13, 2002 · N158PL · Doug MD88SDR SWIA200210542Adc · malfunctionedAFTER DEPARTURE FO PFD LOST ALTITUDE TAPE AND ALTIMETER SETTING AND VSI INDICATION. RED BOXES ALT AND VSI DISPLAYED. UNABLE TO RESET. SWITCHED TO ADC 1 TO REGAIN INDICATIONS. RETURNED TO SLC. PERFORMED AIR DATA SYSTEM FUNCTIONAL TEST. NO FAULTS FOUND ON Jan 10, 2002 · N408SW · Cndair CL6002B19SDR 02FDEA00037Adc · faultyF/O'S AIRSPEED BECAME UNRELIABLE. REMOVED AND REPLACED NR 2 ADC PER MM 34-11-34-4.Jan 10, 2002 · N422FE · Airbus A310222SDR SWIA200210515Adc · failedADC NR 1 FAILED INFLIGHT. ERRATIC V/S INDICATIONS. VSI INDICATIONS HAPPENING FOR APPROXIMATELY 4 MINUTES PRIOR TO FAILURE. INSTALLED SERVICEABLE ADC 850A IAW 34-13-00. ALL CHECKS OK ON GROUND AT THIS TIME.Jan 2, 2002 · N908SW · Cndair CL6002B19SDR DL76G011962Adc · malfunctionedDURING FLIGHT LOST BOTH FMC/S AND AUTO PILOTS FOR APPROX 5 MINUTES. ALL THEN CAME BACK. REPLACED LEFT ADC IN SFO, SYSTEM CHECKS NORMAL.Dec 21, 2001 · N1611B · Boeing 767332SDR SWIA200110464Adc · failedNR 1 ADC FAILED EN ROUTE. RECEIVED IAS FLAG ON CAPTAIN'S SIDE ASSOCIATED WITH EFIS COMP MON MESSAGE. REMOVED AND REPLACED NR 1 ADC. OPS CHECK GOOD IAW 34-13-01.Dec 18, 2001 · N417SW · Cndair CL6002B19SDR WRNA200100019Adc · failed#1 AIR DATA COMPUTER FAILED ON TAKE OFF. WITH FULL THROTTLES AIR SPEED KEPT DECREASING- A/C SHOOK VIOLENTLY- NO STICK SHAKER OR CLACKER.CORRECTIVE ACTION: R&R'D #1 ADC COMPUTER OPS CK'D GOOD PER MM 34-12-34. PERFORMED EXCESSIVE TURBULANCE INPECTION I/A/W MM 5-Dec 18, 2001 · N505TA · Airbus A300B4203SDR 01FDEA01074Adc · failedNR 1 ADC FAILED DURING CLIMBOUT. REMOVED AND REPLACED NR 1 ADC PER MM 34-12-011-4.Dec 18, 2001 · N210FE · Boeing 7272S2FSDR SWIA200110459AdcEFIS COMP MON MESSAGE ''ALT''. RETURNED TO DFW.PURGED PITOT STATIC SYSTEM IAW MM 34-11-00-100-807. REMOVED AND REPLACED #1 AND #2 ADC'S IAW MM 34-13-01. PITOT STATIC CHECK C/W IAW MM 34-13-00-730-001. LEAK CHECK IAW MM 34-11-00-790-801.#1 S/N ON: 1104 S/Dec 13, 2001 · N407SW · Cndair CL6002B19SDR 01FDEA01065Adc · faultyON ROTATION AIR DATA COMPUTER NR 2 C/B POPPED SEVERAL TIMES. REMOVED AND REPLACED CADC PER MM 34-12-011-4.Dec 12, 2001 · N210FE · Boeing 7272S2FSDR CHQ00065Adc · malfunctionedRUDDER 1 & 2 INOP LIGHT ON DURING T/O ROLL. RESET ADC 1 & 2 CIRCUIT BREAKERS N2 CIRCUIT BREAKERS, CYCLES RUDDER SYS 1 & 2 SWITCHES, OPS CHECK GOOD.Dec 11, 2001 · N286 · Emb EMB145SDR HALA0100263Adc · failedATO - ON TAKEOFF ROLL, FIRST OFFICERS AIRSPEED INDICATOR INDICATED 0 AIRSPEED, ABORTED TAKEOFF. REMOVED AND REPLACED CADC, OPS AND LEAK CHECK GOOD. SECOND BLOCK TURNBACK DUE TO NO AIRSPEED INDICATION. FOUND DEBRIS IN FIRST OFFICERS PITOT TUBE. (M)Nov 19, 2001 · N127AA · Doug DC1010SDR SABA011064Adc · malfunctionedAIRCRAFT 801 ON FLIGHT 5025; DURING CLIMBOUT PASSING THROUGH 8000 FEET THE AIR DATA COMPUTER WENT OFF LINE. AIRCRAFT RETURNED AND LANDED WITH NO OTHER PROBLEMS. NO EMERGENCY PROCEDURES WERE USED. MAINTENANCE PERFORMED AN AVIONICS SYSTEM FUNCTION CHECK. SYSNov 19, 2001 · N801WP · Dhav DHC8103SDR DLM90011824Adc · faultyABORTED TAKEOFF AT 100 KTS. CAPTAINS AIRSPEED FROZE AT 80 KTS, F/O AIRSPEED INDICATED 100 KTS. ALSO HAD WINDSHEER INOP ON OAP. REPLACED CAPTAINS AIR DATA COMPUTER. BITE COMPUTER CHECKS GOOD. PERFORMED PITOT TEST NR 1 AND NR 2, CKS GOOD.Nov 18, 2001 · N901DA · Doug MD9030SDR CA011113021Adc · failed(CAN) PRIMARY FLIGHT DISPLAY (PFD) NR 1 AND MULTIFUNCTION FLIGHT DISPLAY (MFD) NR 1, BOTH FLICKERED OFF FOR APPROXIMATELY 1-2 MINUTES THEN CAME BACK ON. FMS GETS FMS NAV INVALID ON GROUND. UNABLE TO GET COURSE UNTIL AIRCRAFT INFLIGHT. CAPTAINS PFD LOOSES DATA Nov 6, 2001 · Cndair CL6002B19SDR DL76G011769Adc · failedAIR TURNBACK DUE TO AIRSPEED AND ALTITUDE EICAS DISAGREE. ALTIMETERS SPLIT BY 400 FT AND INCREASING. UNABLE TO ENTER RVSM. CADC REPLACED.Oct 31, 2001 · N1605 · Boeing 767332SDR SWIA200110308Adc · faultyEICAS NR 1 AND NR 2 BOTH FLICKERED OFF FOR APPROXIMATELY 1-2 MINUTES THEN CAME BACK ON. FMS GETS FMS NAV INVALID ON GROUND. UNABLE TO GET COURSE UNTIL AIRCRAFT INFLIGHT. CAPTAIN'S PFD LOSES DATA AND LOTS OF DATA ON DISPLAY. DISPLAY BLANKS ON TAKEOFF AND UNOct 28, 2001 · N413SW · Cndair CL6002B19SDR AWXA200100536Computer · unreliablePHX - ABORTED TAKEOFF - FLT 231 -C- ON TAKEOFF ROLL AT 90 KTS FLIGHT CREW OBSERVED ECAM MESSAGE ALT LAW AND NO AIRSPEED INDICATION ON PFD NR 2 AND THE TAKEOFF WAS REJECTED. MAINTENANCE TROUBLESHOT AND REPLACED THE NR 2 ADIRU. AFTER ALIGNING THE ADIRU BITE CHOct 23, 2001 · N812AW · Airbus A319132SDR GTIA011016Adc · faultyMYR - FLT 619 - WHEN AUTOPILOT IN VERTICAL SPEED MODE AIRCRAFT CLIMBS 500 FPM MORE THAN SELECTED AND DESCENDS 500 FPM LESS THAN SELECTED. REMOVED AND REPLACED NR 1 ADC, OPS CHECK GOOD. (M)Oct 19, 2001 · N969ML · Doug DC931SDR HALA0100250Adc · failedATO - DURING TAKEOFF NO AIRSPEED INDICATION ON F/O'S AIRSPEED INDICATOR. REPLACED NR 2 ADC. OPS CHECK OF NR 2 ADC CHECKED GOOD PER 34-16-01. INSPECTED F/O'S PITOT TUBE, PRESSURE CHECK GOOD. (M)Oct 18, 2001 · N126AA · Doug DC1010SDR MALA010726Dau · faultyON DEPARTURE OFF OF MSP RECEIVED A RUDDER LIMITER ANNUNCIATOR AT 200 KIAS, NOTIFIED MTX CONTROL, ADVISED TO RETURN TO MSP. AT DECELERATION BELOW 190 KIAS ANNUNCIATOR WENT OUT, AND REMAINED OUT FOR THE REST OF APP. ALSO ANYTIME FLT IDLE WAS SELECTED GEAR HORNSep 21, 2001 · N507XJ · Bac AVRO146RJ85ASDR 2002F00060Adc · faultyABORTED TAKEOFF AT 80 KNOTS CALLED BY FIRST OFFICER DUE TO 25 KNOTS AIRSPEED DISCREPANCY BETWEEN FIRST OFFICER AND CAPTAINS AIRSPEED INDICATORS. TAXI BACK TO GATE FIRST OFFICER AIRSPEED INDICATOR READS 70 KNOTS. REMOVED AND REPLACED NR 2 AIR DATA COMPUTER P/Sep 15, 2001 · N626MD · Doug DC1030FSDR WRLA200117Adc · faultyABORTED TAKEOFF AT 80 KNOTS CALLED BY FIRST OFFICER DUE TO 25 KNOTS AIRSPEED DISCREPANCY BETWEEN FIRST OFFICER AND CAPTAINS AIRSPEED INDICATORS. TAXI BACK TO GATE FIRST OFFICER AIRSPEED INDICATOR READS 70 KNOTS. REMOVED AND REPLACED NR 2 AIR DATA COMPUTER (CSep 15, 2001 · N526MD · Doug DC1030
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