JASC 3460

Service difficulty reports · 4,692

Reports filed under 3460 · Flight Management Computing Hardware System, 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 = '3460'
  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 ASAA2020080642991Computer · malfunctionedL NAV WOULD NOT ENGAGE . SELECTED A DIFFERENT DEPARTURE L NAV ENGAGED. GROUNDED - YES. PERFORMED FIM 22-11 TASK 830, VERIFIED CORRECT FLIGHT PLAN WAS ENTERED. L NAV NOW ENGAGES, NO FURTHER MAINT ACTION REQUIRED VERIFICATION SUCCESSFUL.Aug 4, 2020 · N587AS · Boeing 737890SDR CALA2020080901087Fmc · inoperativeCDU SINGLE FMC OPERATION MESSAGE SHOWS SINGLE FMC ON F/O SIDE, VERBAL FROM FLIGHT CREW STATING FMC 2 C/B TRIPPED, REPLACED FMC 2 IAW MMSG 22-11822 FIM TASK TASK 22-11-00-810-811, FLIGHT MANAGEMENT COMPUTER & AMM TASK 34-61-02-400-801 FMCS COMPUTER INSTALLATIAug 3, 2020 · N77542 · Boeing 737824SDR ASAA2020080432982Fmc · faultedIN CRUISE LNAV AND VNAV DISENGAGED FOLLOWED BY VTK FLAG ON LEFT MAP AND BOTH FMCS LOST FMC PROMPT AFTER ABOUT 10 SECONDS FMC RESTORED AND LNAV/VNAV REENGAGED. GROUNDED - YES. ACCOMPLISHED FIM 34-61, TASK 837. FMC LT SHOWS FAULT FOR PRES POS LAT RATE, FAULT FOAug 3, 2020 · N471AS · Boeing 737990ERSDR ASAA2020080312971Fmc · malfunctionedMOMENTARY LEFT FMC FAIL. VTK ON CAPT NAV DISPLAY WITH NO FMC DATA ON FMC SCREENS. RECOVERED TO NORMAL OPS AFTER APPROX 30 SECONDS. GROUNDED - YES. FLIGHT 1 SHOWS "FMC-L, PRES POS LAT RATE". PERFORMED B737-900 FIM 34-61 TASK 824. NO FAULTS FOUND. ETOPS GRD VERIAug 1, 2020 · N483AS · Boeing 737990ERSDR I5PA2020072838801Display · inoperativeFO MCDU INOP DURING PRE FLIGHT CHECK . MCDU WAS CONFIRMED DEFECTIVE AND REPLACEDJul 23, 2020 · N888LT · Boeing 757230SDR ASAA2020072103920Fmc · faultedSINGLE FMC OPERATIONS F/O SIDE INOPERATIVE. GROUNDED - YES. RESET BREAKERS FMCS COMPUTER 2 AND FMCS COMPUTER 1 IAW FIM 34-61, TASK 836, FAULT CLEARED, RESET NORMAL. OPS CHECKED GOOD.Jul 20, 2020 · N462AS · Boeing 737990ERSDR ASAA2020072192921Fmc · failedAT GATE, RIGHT FMC FAILED, SINGLE FMC OPS ANNUNCIATED, F/O NAV DISPLAY MAP FLAG. GROUNDED - YES. FMC RESET, OPS OK.Jul 19, 2020 · N433AS · Boeing 737990ERSDR ASAA2020072192919Control Valve · faultedON TAKEOFF - #1 N1, IN FMC & SET PWR LEVEL ROSE BY 0.8% TO COMMAND 90.2% VS #2 N1 OF 89.4% TAKEOFF PERF DATA CALLED FOR 89.4% N1, FLAPS 5, ASSUMED TEMP 45* & ACTUAL TEMP OF 15* AT 24K POWER. #1 THRUST LEVER ALSO WAS DISPLACED 1/2" FWD OF #2 PWR LEVER. NOTICED Jul 19, 2020 · N494AS · Boeing 737990ERSDR ASAA2020072092911Display · intermittentAFTER LANDING, CAPT'S ND DISPLAYED "VTK". FOLLOWED BY A LOSS OF ALL DATA ON BOTH FMC'S. GROUNDED - YES. L FMC LOGGED "PGM FAULT" LAST FLIGHT LEG. PERFORMED FIM 34-61 TASK 807, FAULT WAS AN INTERMITTENT FAULT. AC OK FOR CONTINUED FLIGHT. ETOPS GRD VERIFICATION Jul 19, 2020 · N464AS · Boeing 737990ERSDR ASAA2020071762904Display · inoperativeF/O MCDU BLANK. GROUNDED - YES. REMOVED AND REPLACED F/O MCDU I/A/W B737-800 AMM 34-61-01. OPS CHECK GOOD.Jul 16, 2020 · N566AS · Boeing 737890SDR ASAA2020071302888Fmc · malfunctionedDURING FLIGHT, VTK APPEARED ON CAPTAIN'S PFD AND FMC FUNCTIONALITY WAS LOST. THE SYSTEM APPEARED TO RESOLVE ITSELF BEFORE WE COULD TAKE ANY ACTION. GROUNDED - YES. NR 1 FMC REQUIRED REBOOT REF. B737-900 FIM 34-61 TASK 837 NORM OPS RESTORED. NR 1 FMC BITE TEJul 10, 2020 · N407AS · Boeing 737900ERSDR ASAA2020070932889Fmc · malfunctionedHAD FMC DISAGREE ON GROUND IN PAFA ACCOMPLISHED QRH PROCEDURE AND RESET WAS SUCCESSFUL. GROUNDED - YES. FMC OPS NML PER B737-900 FIM 34-61-00-810-801.Jul 9, 2020 · N467AS · Boeing 737990ERSDR AALA2020071109016Fmc · malfunctionedAIRCRAFT GROUNDED - AFTER REQUIRED FUNCTIONAL CHECK FLIGHT: NORMAL APPROACH, THRUST LEVERS RETARDED, THEN ACCELERATED (UNCOMMANDED) EXCESSIVELY, DISCONNECTED AUTOPILOT AND LANDED. AFTER LANDING, ECAM NAV ILS1 FAULT LIGHT AND GPWS SYST SWITCH FAULT LIGHT. REMJul 9, 2020 · N826AW · Airbus A319132SDR ASAA2020071093882Fmc · failedL-FMC FAILED ENROUTE. GROUNDED - YES. REMOVED AND REPLACED LEFT FMCS COMPUTER IAW B737-900 AMM 34-61-02. OPS CHECK GOOD.Jul 9, 2020 · N467AS · Boeing 737990ERSDR ASAA2020071082881Fmc · unknownIN CRUISE, CAPTAINS ND DISPLAYED VTK THEN MAP THE PROBLEM RESOLVED ITSELF. ND RETURNED TO NORMAL IN ABOUT 1 MINUTE. GROUNDED - YES. ACCOMP FMC BITE L/H FMC SHOWS LAST FLT FAULT FOR R FMC MSG IN R FMC REF B737-800 FIM 34-61 TASK 801. ACCOMP ADIRS BITE L & R ADIJul 8, 2020 · N560AS · Boeing 737890SDR ASAA2020070232858Unknown · malfunctionedIN CRUISE FL380 RIGHT FMC FAILURE OCCURRED MOMENTARILY. FMC DID RESET ITSELF AFTER A FEW MOMENTS. GROUNDED - YES. VERIFIED LAST FLT RIGHT FMC FAILED. ACCOMP MMR NR 1 & NR 2 BITE TEST, TEST PASS REF FIM 31-31 TASK 801. ACCOMP FMC BITE REF FIM 34-61 TASK 80Jun 30, 2020 · N494AS · Boeing 737990ERSDR ASAA2020062432832Fmc · malfunctionedFMC CYCLED ON AND OFF DURING TAXI TO GATE VTK DISPLAYED ON CA SIDE. GROUNDED - YES. PERFORMED FIM 34-41 TASK 836. FMC RESTORED. VTK FLAG NO LONGER PRESENT.Jun 21, 2020 · N464AS · Boeing 737990ERSDR ASAA2020062232818Fmc · malfunctionedLEFT FMC FAILED MID-FLIGHT (CRUISE). SELF - CORRECTED. OPS NORMAL THEREAFTER. GROUNDED - YES. ACCOMPLISHED FIM 34-61 TASK 837. FMC TO CDU-L AND FMC TO CDU-R INTERMITTENT FAULTS. OPS CHECK GOOD. GROUND VERIFICATION GOOD.Jun 19, 2020 · N428AS · Boeing 737990ERSDR ASAA2020072732821Fault Message · false activationNR 2 ENGINE FMC, CDU FAULT, NOTED 75-10592 FOR POSITION SIGNAL OUT OF RANGE. GROUNDED - YES. LONG TIME FAULT. CHECKED & RELEASED IAW PLT (450 FLT HRS). COMPLIED WITH T/C 78273000 AGAIN WITH THE NR 2 ENG BITE CHECK, NO FAULTS FOUND.Jun 16, 2020 · N516AS · Boeing 737890SDR ASAA2020060432773Unknown · malfunctionedDURING CRUISE FLIGHT, OBSERVED "VTK" ON CA'S MAP. DISPLAY ACCOMPANIED BY NO FMC. RAN QRH, NORMAL OPS RESTORED. PROBLEM OCCURRED AGAIN MORE THAN AN HOUR LATER. RAN QRH AND LEFT FMC SWITCH IN "BOTH ON R" FOR REMAINDER OF FLIGHT. GROUNDED - YES. PLACED FMC Jun 2, 2020 · N433AS · Boeing 737990ERSDR ASAA2020052732759Unknown · malfunctionedAFTER LANDING VTK CYCLES ON AND OFF CAPT SIDE DU. THE FMC IS REMOVED FROM THE SELECTION IN MENU. GROUNDED - YES. RESET POWER TO AIRCRAFT. VTK MESSAGE EXTINGUISHED IN BOTH CAPT & F/O DU'S AND FMC PROMPT RESTORED TO CDU MENUS. FMC OPS NRML REF FIM 34-61 TASK 801May 25, 2020 · N440AS · Boeing 737990ERSDR ASAA2020051332722Fmc · malfunctionedFMC MESSAGE ILLUMINATED WITH VTK ON F.O.'S MAP DISPLAY. GROUNDED - YES. ACCOMPLISHED FMC BITE REF B737-800 FIM 34-61 TASK 801 FMC OPS NORMAL.May 11, 2020 · N585AS · Boeing 737890SDR ASAA2020051332721Unknown · malfunctionedF.O.S FMC BLANKED MOMENTARILY AT CRUISE. GROUNDED - YES. ACCOMPLISHED FMC BITE REF B737-800 FIM 34-61 TASK 801 FMC OPS NORMAL.May 11, 2020 · N585AS · Boeing 737890SDR ASAA2020051132719Fmc · malfunctionedENROUTE RIGHT FMC FAILED FOR APPROX 1 MIN. FMC RECOVERED ON ITS OWN. GROUNDED - YES. ACCOMPLISHED FMC BITE REF B737-900 AMM 34-61-00 WITH NO FAULTS.May 8, 2020 · N478AS · Boeing 737990ERSDR AALA202004279003Unknown · malfunctionedAIRCRAFT NOT GROUNDED: FROM TOP OF DESCENT FROM FL380, FMS IN DESCENT MODE WAS LIMITING AIRSPEED FOR FLAP RESTRICTION TO 196 KNOTS. AIRCRAFT WAS CLEAN CONFIGURATION, NO OTHER ABNORMAL. SEEMS AIRCRAFT WAS ATTEMPTING TO AUTOBUG FROM TOP OF DESCENT, IGNORING AApr 26, 2020 · N879NN · Boeing 737823SDR ASAA2020041332635Fmc · malfunctionedON PREFLIGHT THE FMC WORKS AND THEN FREEZES WITH VTK APPEARING ON THE MFD'S ABOUT EVERY 5 SECONDS. GROUNDED - YES. RESET FMC'S SYSTEM OPS NORMAL REF B737-900 AMM 34-61-00.Apr 10, 2020 · N434AS · Boeing 737990ERSDR ASAA2020040832624Fmc · malfunctionedLT FMC FAILED AND RESTORED ITSELF MANY TIME VTR & MAP DISPLAYED WAS ABLE TO RESTORE. GROUNDED - YES. LEFT FMC SHOWS PGM FAULT ACCOMPLISHED B737-900 FIM 34-61 TASK 807 LEFT FMC OPS CHECK GOOD.Apr 7, 2020 · N403AS · Boeing 737990ERSDR AALA202004069014Fmc · faultyAIRCRAFT WAS GROUNDED: DUAL FMC FAILURE-CRUISE SEGMENT DUAL VTK AND MAP FAILURE FLAGS. SYSTEM AUTO RESET SIX TIMES. FINAL TIME, RESET DUMPED ALL FLIGHTS DATA. MANUAL INPUT DATA BOTH FMC FUNCTION NORMAL ON APPROACH. ACCOMPLISHED FIM 34-61-00-810-801 RH FMC HAApr 3, 2020 · N946AN · Boeing 737823SDR ASAA2020040132585Warning System · false activationCA MAP FLAG ILLUMINATED ON ND. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-61 TASK 801. MAP FLAG EXTINGUISHED AND BITE TEST NORMAL.Mar 31, 2020 · N596AS · Boeing 737890SDR ASAA2020033132581Unknown · malfunctionedAFTER HAVING A "VTK" AND "MAP" ILLUMINATED ON CAPT ND, RAN THE QRH AND WAS ABLE TO RESTORE DUAL FMC OPERATION. GROUNDED - YES. COULD NOT DUPLICATE FAULT ON EITHER FMC-1 OR FMC-2. OPS TEST NORMAL. REF B737-900 FIM 34-61 TASK 807.Mar 29, 2020 · N431AS · Boeing 737990ERSDR ASAA2020033032569Fmc · malfunctionedLEFT FMC FAIL. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-61 TASK 807. NO FAULTS NOTED.Mar 26, 2020 · N461AS · Boeing 737990ERSDR ASAA2020033032537Fmc · failedLEFT FMC FAILURE AT CRUISE AT CRUISE FAILED AND RECOVERED TWICE WHILE READING QRH. COMPLETED QRH PROCEDURE ON THIRD FAILURE AND RESUMED DUAL FMC OPERATION. FOURTH FAILURE 2 MINUTES AFTER RESTORING DUAL OPS. RE-SELECTED FMC SOURCE SELECT TO BOTH ON RIGHT AND COMar 24, 2020 · N479AS · Boeing 737990ERSDR 2DYA202003254001Fmc · faultyIN FLIGHT MIA-SDQ, BOTH CAPTAIN AND FIRST OFFICER LOWER SCREEN DISPLAYED "MAP" AND LOST NAVIGATION INFORMATION. ALSO, L SA FAIL. LOST LEFT SIDE, BOTH SCREENS. AN IN-FLIGHT EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO MIA. UPON LANDING MAINTENANCE PERMar 24, 2020 · N604KW · Boeing 767233SDR ASAA2020032532534Unknown · malfunctionedVTK INTERMITTENTLY DISPLAYS ON FO ND. GROUNDED - YES. ACCOMP FMC BITE TEST FOR BOTH FMC'S BOTH SHOW OK. REF B737-800 FIM 34-61 TASK 801 CHECKED FLT FAULTS. R-FMC HAD PGM FAULT, L-FMC HAD INTERNET-2 FAULT BOTH WERE INTERMITTENT FAULTS. REF FIM 34-61 TASK 807 & Mar 23, 2020 · N557AS · Boeing 737890SDR ASAA2020032332502Fmc · malfunctionedRIGHT FMC INOP, MAP AND VJK RIGHT NAV DISPLAY. GROUNDED - YES. REMOVED R/H FMC COMPUTER PER B737-800 AMM 34-61-02-000-801 INSTALLED NEW R/H FMC COMPUTER PER AMM 34-61-02-400-801. OPERATIONAL TEST RH FMC SHOWS MMR #2 FAIL. SWAPPED R & L FMC COMP - NO HELP . RETMar 18, 2020 · N508AS · Boeing 737890SDR ASAA2020032332501Fmc · malfunctionedR-FMC INOP , FOLLOWED QRH PROCEDURES - NO CHANGE. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-61 TASK 836 RT FMC OPS CHECK NORMAL.Mar 18, 2020 · N506AS · Boeing 737890SDR ASAA2020031932474Fmc · malfunctionedAFTER LANDING LEFT FMC FAILED INTEMITTENTLY. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-64-836 LEFT FMC RESET. INTERMITTENT FAULT.Mar 17, 2020 · N535AS · Boeing 737890SDR ASAA2020031732444Computer · failedVTK DISPLAYED ON CAPTAINS ND DURING LANDING ROLL. GROUNDED - YES. REPLACED #1 FMC COMPUTER, REF B737-800 AMM 34-61-02. OPERATIONAL TEST NORMAL.Mar 16, 2020 · N513AS · Boeing 737890SDR ASAA2020031732445Unknown · malfunctionedCAPTAIN DISPLAY VTK NO FD NO LNAV OR VNAV. BOTH MAPS ONLY DISPLAYED THE MAGENTA LINE BOTH CDU WENT TO MENU DISPLAY / FO SIDE HAD A FLIGHT DIRECTOR. SWITCHED AUTO PILOT TO B SIDE AND HEADING SELECT LNAV + VNAV THEN WORKED SO I SWITCHED EVERYTHING BACK TO THE CAMar 15, 2020 · N563AS · Boeing 737890SDR ASAA2020031632433Unknown · malfunctionedLOST MAP ON FO MED, VTK DISPLAY FMC RETURNED 15 MIN LATER. GROUNDED - YES. RESET SYS FOR MAP ON FO'S MFD PER B737-900 AMM 34-61-00-860-801 ALL SYS BACK TO NORMAL, OK FOR CONT SERVICE.Mar 14, 2020 · N459AS · Boeing 737990ERSDR ASAA2020030932386Fmc · malfunctionedENROUTE MULTIPLE VTX AND FMC #1 FAILURES. ON ONE OF THE FAILURES FMC DID NOT RESET FOR 3-5 MINUTES AND WE RECEIVED AN A/T LIM ANNUNCIATION ON THE ED. GROUNDED - YES. L FMC LOGGED PGM FAULT LAST LEG. NOW NOT ACTIVE. ACCOMPLISHED L FMC OPS CHECK REF B737-900 AMMMar 8, 2020 · N407AS · Boeing 737900ERSDR ASAA2020022932331Unknown · malfunctionedFMC INFO WOULD NOT LOAD COMPLETELY AND WOULDNT MANUAL ENTRY. GROUNDED - YES. FMC'S BITE NORMAL PER B737-900 FIM 34-61-TASK 801 CYCLED A/C PWR. FMC INFO ENTRIES OK.Feb 29, 2020 · N492AS · Boeing 737990ERSDR ASAA2020022873308Fmc · malfunctionedLEFT FMC VTK FLAG APPEARED. LOST LEFT FMC SWITCHED TO RT FMC ONLY FOR NORMAL OPS. AFTER 1 MINUTE PLACED FMC SWITCH BACK TO NORMAL. OPS NORMAL FOR REMAINDER OF FLIGHT. GROUNDED - YES. PERFORMED B737-900 FIM 34-61 TASK 836 & NO FAULTS FOUND. GROUND FUNCTIONAL CKFeb 27, 2020 · N435AS · Boeing 737990ERSDR ASAA2020022863309Fmc · malfunctionedVTK SHOWN ON CAPTAINS NAV DISPLAY AND BOTH FMC CDU'S BLANKED OUT FOR ABOUT 15 SECONDS IN ROUTE. GROUNDED - YES. PERFORMED B737-800 FIM 34-61 TASK 836 CYCLED CIRCUIT BREAKERS NO DEFECTS NOTED. FMC OPERATIONS RESTORED.Feb 26, 2020 · N538AS · Boeing 737890SDR ASAA2020022533266Display · malfunctionedFO MCDU INTERMITTENTLY BLANKING. GROUNDED - YES. FOUND F/O MCDU OPERATING NORMALLY. ACCOMPLISHED B737-800 FIM 34-61 TASK 804, OPS CHECK GOOD.Feb 23, 2020 · N538AS · Boeing 737890SDR ASAA2020022432244Indication Sys · malfunctionedON TAXI OUT NOTICED #1 AND #2 T.O. N1 SETTING SPLIT BY 0.8 WITH BLEEDS ON AND ALL COCKPIT CONDITIONS SET PROPERLY. TAT 99C SHUT OFF ENGS TO COOL TAT N1'S THEN MATCHED WITH TAT BELOW 99 DEG UNTIL ENG. START. AFTER ENG START WITH TAT ABOUT 50C SPLIT RETURNED WITFeb 23, 2020 · N538AS · Boeing 737890SDR ASAA2020022422245Display · malfunctionedDUAL CDU FAIL W/ VTK ON BOTH MFD'S. A/T LIMITS MESSAGE ON UPPER DU. BOTH SYSTEMS RESTORED WITHOUT PILOT ACTION IN APPROX 30 SECONDS. DID NOT LOSE LNAV/VNAV. GROUNDED - YES. PERFORMED B737-900 FIM 34-61 TASK 807. FAULT DEEMED TO BE INTERMITTIENT. NO HISTORY LASFeb 22, 2020 · N453AS · Boeing 737990ERSDR ASAA2020022422243Fmc · malfunctionedINTERMITTENT "VTK" ON CAPT SIDE ND. GROUNDED - YES. RAN B737-900 FIM 34-61 TASK #836, CYCLED PWR TO BOTH FMC OPS. RESTORED & BOTH FM'C CHECK OK.Feb 22, 2020 · N457AS · Boeing 737990ERSDR I5PA2020022075703Fmc · inoperativeRH FLIGHT MANAGEMENT COMPUTER FAILED PRIOR TO PUSHBACK. PART WAS REPLACED AND CONFIRMED OPERATIONALFeb 20, 2020 · N757QM · Boeing 75729JSDR ASAA2020022083217Fmc · malfunctionedLEFT FMC FAILURE OCCURRED DURING FLIGHT. GROUNDED - YES. CW B737-800 FIM 34-61 TASK 807 2 CBS PULLED/RESET OP CK GOOD. FMC SWITCH RETURNED TO NORMAL.Feb 18, 2020 · N506AS · Boeing 737890
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