JASC 3400
Service difficulty reports · 693
Reports filed under 3400 · Navigation 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 = '3400' 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.
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 = '3400' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 7C7A2023032100019Fms · failedFMS UNITS WENT INDEPENDENT. FMS SYNC LOSS. REPLACED #2 FMSSDR G1IA20230318042Dpu · abnormalUPON STARTING ENGINES BOTH EFIS SCREENS EXHIBITED GHOSTING AND ARTIFACTS. AFTER A FEW SECONDS THE NUMBERS OF THE COMPASS CARD DISAPPEARED AND RED BOXES APPEARED IN BOTH SCREENS. REMOVED DPU P/N: 622-4682-004 S/N: 143CN AND INSTALLED DPU P/N: 622-4682-004 S/N: SDR G1IA20230315041Dpu · abnormalDUAL EFIS FAILURE IN-FLIGHT. BOTH DISPLAYS WENT DARK AND FLASHED DPU FAIL. REMOVED DPU-84 P/N 622-9682-004 S/N D3CP, INSTALLED SERVICEABLE DPU-84 P/N 622-9682-004 S/N 4SUW AND REPLACED DPU-84 CONNECTOR P2 PIN 159 CONTACT P/N 372-2514-180 IN ACCORDANCE WITH ROCSDR DALA2023031701987Unknown · unknownSHIP 1801 - DIV - DUE TO UNRELIABLE AIRSPEED INDICATION. CORRECTIVE ACTION: R/R F/O ADM, C/W AUTOPILOT TEST AND PITOT STATIC TEST. (4159768)SDR G1IA20230314040Dpu · abnormalEADI AND EHSI DISPLAYS INDICATED ONLY RANDOM DOTS ON THE DISPLAYS. AFTER A WHILE, THE NORMAL DISPLAY RESUMED. THEN, BOTH DISPLAYS BECAME EXTREMELY DISTORTED AND REMAINED THAT WAY FOR THE DURATION OF THE FLIGHT. REPLACED DPU WITH OVERHAULED.SDR CALA2023031300727Drive Unit · failedWX RADAD FAIL INFLT. RESET SYS AND CB...NO HELP. ACP FIM 34-43 FT 809. FOUND WXR ANTTENA FAIL. IN ADDITION FAULT ON WXR RT ELEV AND DRIVE. REPLACED WXR DRIVE UNIT REF AMM 34-43-05-401. OPS CHECKS GOOD. PARTS USED: 99-3443-9-0002,QTY :1 ROTABLE PARTS CHANGE WASSDR UIEA2023030900203Sensor · noneADC R/H EICAS MESSAGE WITH MULTIPLE STATUS MESSAGES(<P>UPON LANDING FOUND R/H AOA C/B POPPED. T/S DETERMINED BAD AOA. AOA REPLACED PER AMM 34-25-04-400-801. OPS CHECK GOOD</P>)SDR QR9R2023030900001Altimeter · failedFUNCTION CHECK OF ALTIMETER REVEALED IT FAILED BAROMETRIC SCALE ERROR TEST. PART WAS RECEIVED NEW FROM SUPPLY.SDR CALA2023030600640None · noneIAS DISAGREE MESSAGE SHOWS ON AIRPSEED DISPLAY FIRST OFFICER''S AT GATE BOT CAPT AND F/OS READ 45 KTS. CAPTAIN SAID AT NO TIME DID AIRSPEED GO TO 0KTS. DEBRIEF FROM CREW INDICATED NO AIRSPEED SPLIT ON CLIMBOUT FROM DEN. IAS DISAGREE MSG 10 MIN AFTER LEVEL SDR ASAA2023030342197Drive Unit · inoperativePWS FAIL ON ND. GROUNDED - YES. INITIAL EVALUATION FOUND WEATHER RADAR RT BLOWER FAN SEIZED. REMOVED & REPLACED WEATHER RADAR RT BLOWER MOUNT ASSY REF B737-800 AMM 34-43-51 & WEATHER RADAR RT REF AMM 34-43-41. OPS CHECK FAILED, 'PWS FAIL' AND 'WXR FAIL ANT' DISDR JJBA20230227016None · noneDAMAGE TO FUSELAGE UPON TOP XPDR NUT PLATE REMOVAL @ FRAME 22. REMOVED NUT PLATE DOUBLER. INSTALLED NEW NUT PLATE ON DOUBLER. CUT-OUT DAMAGED SECTION AND STARTED FABRICATION OF REPAIR DOUBLER AND FILLER AND BEGAN MATCH DRILLING TO AIRCRAFT. FINISHDED FABRICATISDR 2023F00061Aoa · noneAFTER TAKEOFF RIGHT HAND PFD STALL WARNING WAS ACTUATED CAUSING STICK SHAKER TO COME ON ALL THE TIME. CORRECTIVE ACTION: TROUBLESHOT SYSTEM. FOUND RIGHT HAND AOA PROBE AT FAULT. REMOVED AND REPLACED RH AOA PROBE AS PER AIRCRAFT MAINTENANCE MANUAL. GROUND OPS CSDR CALA2023022000495Transceiver · noneWXR FAIL LEFT POSITION ONLY. R WORKS 4.0 REPLACED TRANSCIEVER UNIT, COMPLETED WXR TEST OPS NORMAL PARTS USED: 19-3440-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1089025 SN OFF 3131 TRANSCEIVER, WX OFF 19-3440-9-0001 3131 ON 19-3440-9-0001 4690SDR 7C7A2023021800013Tcas System · failedTCAS FAIL IN FLIGHT. R/R TCAS PROCESSORSDR ABXA2023022025Aoa · faultyAFTER ENGINE START L AOA LIGHT INOP, R AOA LIGHT WOULD NOT TEST. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE. MAINTENANCE RE-LAMPED L AOA KORRY SW IAW AMM 33-13-00, MASTER DIM TEST SW OK. R AOA HEATING ELEMENT INOP DURING TEST, AND BROKEN WIRE AT KORRY SDR U5QA202302160112None · noneADC 1, ADC 2 FAILED, CAUSING LOSS OF AIRSPEED, ALTITUDE AND VSI, STANDBY INSTRUMENT AIRSPEED FAILED, MFD 2 GROUND SPEED FAILED, ALL FOLLOWED BY MULTIPLE CAS AMBER MESSAGES. MX C/A: PERFORMED MDC DOWNLOAD AND SENT OFF TO BOMBARDIER TECH SUPPORT FOR GUIDANCE. CSDR QR9R2023021500001Radar · failedRADAR ALTIMETER FAILED DURING RUN-UP. REMOVED AND REPLACED RADAR ALTIMETER; MOC SUCCESSFULLY COMPLETED.SDR G1IA20230214043Dpu · abnormalON THE WAY BACK TO CHINLE FROM PHOENIX, BOTH OF MY EFIS SCREENS BEGAN TO FLICKER. THEY WOULD FLICKER FOR ABOUT TWO SECONDS THEN CORRECT THEMSELVES. ABOUT THE FIFTH TIME IT DID THIS IT FLASHED DPU FAILURE ON BOTH SCREENS FOR ABOUT 3 SECONDS THEN CORRECTED ITSESDR JJBA20230206004Display · burnedEICAS WENT BANK. LOSS OF ELECTRICAL POWER TO EICAS. REMOVED EICAS DISPLAY UNIT, FOUND BURNING SMELL COMING FROM EICAS DISPLAY UNIT. OPS CHECK DONE, NO FURTHER BURNING SMELL DETECTED.SDR OEJA202302060001Ils System · inoperativeCLEARED FOR FINAL ILS. NEVER GOT A LOC READING , SO WENT AROUND AND LOADED AN RNAV AND LANDED . ILS SYSTEM INOPSDR 2023FA0000046Isis · failedTHE INTEGRATES STANDBY INSTRUMENT ISI FAILED AND WAS REPLACED WITH AN INSPECTED PART. THE INSPECTED ISI FAILED DURING NEXT FLIGHT. UPON INQUIRING ABOUT THE INSPECTED ISI WE WERE NOTIFIED THAT IT WAS ORIGINALLY REMOVED FOR THE SAME FAILURE AND WAS NOT DUPLICASDR ASAA2023010741447Adiru · unknownIRS L&R DRIFT APART. GROUNDED - YES. AIR TURNBACK - IAW CREW L-1R WAS 0.5NM AND R-1R WAS 14NM. L-1R WAS STILL SHOWING SFO AND WHILE FLYING. REST ADIRU AND 1R RADIAL POSITION ERROR CHECK IAW AMM 34-21-00-200-801, FOUND WITHIN LIMITS OF 0.3NM. AS A PRECAUTION RSDR SWAA2023010386881Adiru · faultedON APPROACH; IAS DISAGREE AND ALTITUDE DISAGREE WARNINGS. CAPTAIN IAS 40 KTS SLOW; CA ALTIMETER 500' LOW. F/O AND STANDBY INSTRUMENTS ACCURATE. REF FIM 34-61-00 BITE CHECKED ADIRUS AND FOUND LEFT ADIRU FAULTING. R&R LEFT ADIRU PER AMM34-21-01. REF LOG PAGESDR SWIA20221223None · damagedAFTER REMOVAL OF THE ADF ANTENNA FOUND TOOLING DAMAGE ON THE AIRCRAFT MOUNTING SURFACE (C-CHECK RO 2/14/2023) PERFORMED CUT OUT REPAIR OF ADF ANTENNA MOUNTING SURFACE. REF MHIRJ REO 601R-53-31-1257 REV -- DATED 2023-01-20. COMPLIED WITH SKYWEST TASKCARDSDR 2022FA0000740Indicator · misrepairedPICTORIAL NAV. INDICATOR RECEIVED FROM VENDOR FAULTY. COMPASS OUTER RING WAS FOUND TO OPERATE INTERMITTENTLY. REPAIRED UNDER WO 22-3583.SDR A6WA202211298393Fan · odorA/C WAS PUSHED BACK FROM THE GATE FOR ENGINE START WITH PACKS OFF ELECT SMELL IN COCKPIT, NO SMELL NOTED IN CABIN NO SMOKE NOTED. NO SMELL NOTED IN CABIN NO SMOKE NOTED. ****AIRCRAFT REMOVED FROM SERVICE ***** INSPECTED AND FOUND THE SMELL COMING FROM THE GRSDR ASAA2022112240900Warning Message · illuminatedON FINAL BOTH THE PWS FAIL AND WX FAIL AMBER LIGHTS ILLUMINATED FOR AT LEAST 5 SECONDS THEN AFTER THAT THE ANNUNCIATOR AMBER LIGHTS EXTINGUISHED. GROUNDED - YES. A/C LOGGED MSG 34-43107 LAST FLT (WXR RT 1 FAIL). FAULT IS NOT ACTIVE. PERFORMED B737-9 IFIM 34-41SDR AALA202211166964Adiru · defectiveAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO MID DUE TO #1 ADR FAULT, NO FAULT LIGHTS AUTO PILOT / AUTO THROTTLE LOST, CAPTAINS INSTRUMENTS LOST. AIR DATA SWITCH TO CAPTAINS DID NOT BRING BACK CAPTAINS INSTRUMENTS. ALSO #3 IRS SDR AALA202211164644Adiru · defectiveAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO MID DUE TO #1 ADR FAULT, NO FAULT LIGHTS AUTO PILOT / AUTO THROTTLE LOST, CAPTAINS INSTRUMENTS LOST. AIR DATA SWITCH TO CAPTAINS DID NOT BRING BACK CAPTAINS INSTRUMENTS. ALSO #3 IRS SDR HNAA2022111403002Display · failedDISPLAY UNIT NR 1 FAN FAIL. REMOVED AND REPLACED DISPLAY UNIT #1 IAW AMM 34-22-01. OPS CHECK GOOD. OK FOR SERVICE.SDR ASAA2022110940696Unknown · multiple failPWS FAILED AND TCAS FAILURE ON N.D.'S. GROUNDED - YES. ON ARRIVAL @ AIRCRAFT, TCAS AND PWS NO FLAGS ON ND. 'CYCLED TCAS AND WX RADAR C/B'S P18-B6 AND P6-1 D13. NO PWS FAIL FLAG AFTER RESET WX RADAR BITE TEST GOOD REF B737-800 FIM 34-43 TASK 801 AND 34-43 TASK SDR QR9R2022110300001Gps · no indicationDURING GARMIN SELF-TEST, NEITHER THE PILOT OR COPILOTS MSG ANNUNCIATOR ILLUMINATED. ADDITIONALLY, WHEN INDUCING A MSG GENERATING FAULT IN THE GPS, WAS UNABLE TO VIEW THE FAULT WHEN PUSHING THE MSG BUTTON ON THE #2 GPS. ALL LIGHTS WORK WHEN W/U IS HELD, BUT NOTSDR ASAA2022103140551Warning Message · false activationDURING CLIMBOUT APPROXIMATELY 10,000 MSL TO 25000 MSL, PWS FAIL ANNUNCIATOR APPEARED ON MFD. GROUNDED - YES. PERF B737-800 FIM 34-43 TASK 801, FOUND NO SYS FAULTS, TEST PASSED.SDR CALA2022102402911None · stuckCLIMBING THROUGH 10000 BOTH CA AND FO AIRSPEED MAX LIMIT STUCK AT 260 AIR RETURN TO EWR UPON ARRIVAL CONFIRMED BOTH AIRSPEED INDICATORS STUCK AT 260 KNTS. CYCLED S591 VMO/MMO SWITCH MAX AIRSPEED LIMIT INDICATOR CKED NORMAL. SECURED SWITCH WITH SAFETY WIRE.SDR 2022FA0000623None · noneSTANDBY ATTITUDE INDICATOR PRECESSING.SDR AALA202209268773Display · failedAIRCRAFT WAS GROUNDED: CAPTAINS NAVIGATIONAL DISPLAY FLASHED ON OFF WITH DIAGONAL LINE THEN WENT BLANK SHORTLY AFTER A ELECTRICAL SMOKE SMELL WAS DETECTED. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO IND WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDESDR AALA202209168773Display · failedAIRCRAFT WAS GROUNDED: CAPTAINS NAVIGATIONAL DISPLAY FLASHED ON OFF WITH DIAGONAL LINE THEN WENT BLANK SHORTLY AFTER A ELECTRICAL SMOKE SMELL WAS DETECTED. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO IND WHERE IT LANDED SAFELY WITHOUT FURTHER INCIDESDR OEJA202309060001Unknown · unknownDURING THE FINAL APPROACH IN TO KSAN AIRCRAFT LOST NAVIGATIONS SYSTEM CAUSING A MISSED APPROACH , AUTO PILOT FAILED AND SOME OF THE NAVIGATION SYSTEMS WERE NOT PROPERLY OPERATING , SO THE CREW ASK FOR A DIVERSION AND DECLARED AND EMERGENCY AND LANDED AIRCRAFSDR CALA2022082602181None · noneREJECT AT 55 PREDICTED WINDSHEAR WINDSHEAR WARNING SOUNDS WHEN R ADAR ON TOMC APPROVED CREW C/W DDP DEFERRED DIRECTLY BY TOMC UPDATED MAA CODE FIX USING VENDOR MAA SCREEN REMOVED OLD WXR XVCR AND INSTLD NEW UNIT REF AMM 34-43-41. NEEDS PLEASE CONTACT TOMC BEFOSDR YV3R2022091400537Coordinator · defectiveTURN COORDINATOR ASSEMBLY P/N: B329-1 WAS INOPERATIVE.SDR CALA2022080801999None · faultyPREDICTIVE WNDSHR INOP GIVES PWS ALERTS WHEN RADAR IS TURNED ON OR THRUST LEVERS ADVANCED. REJECTED TAKEOFF.REPLACED WXR. OPS CHECKED NORMAL.SDR 2022FA0000423Warning Message · false activationDEPARTING FROM LA GUARDIA AIRPORT (KLGA) LINED UP ON RUNWAY 13 AFTER BEING CLEARED FOR TAKEOFF, A RED HDG WARNING FLAG WAS DISPLAYED ON BOTH PFDS, WE TRIED TO CLEAR IT BUT WERE UNSUCCESSFUL, CONSEQUENTLY WE ASKED THE TWR CONTROL TO CANCEL TAKEOFF AND GIVE US TSDR IPXA2022072084352Eicas · fault messageINSPECTION TYPE:** ETOPS FILED OPEN**ON TAXI IN PREV ISLN VAL STATUS MESSAGE. DEFERRED PER MEL 78-31-1. DMP ACCOMPLISHED PLACARD INSTALLEDSDR 9JLA2022080334119Antenna · failedTHE FLIGHT CREW DESCRIBED THAT WHEN THEY ENTERED THE FLIGHT PLAN INTO THE FMS THERE WAS NO ISSUE. BUT WHEN THEY SHUTDOWN THE AVIONICS BEFORE STARTING THE ENGINES AND WHEN AVIONICS WERE ACTIVATED AGAIN THE FMS POSITION WAS LOST. THE BASE MAINTENANCE TEAM REMOVESDR 7C7A2022062800023Dme · shortedDME 1 CIRCUIT BREAKER POPPED WITH HEAVY ELECTRIC FIRE SMELL.SDR CALA2022060101416Sensor · missingPDA 3 REF LOG PAGE 8709185, FOR MISSING PART OF THE AOA SENSOR, PER GMM 02-30-95. REF LP NO. 8707360, REPLACED LEFT AOA SENSOR, GND CHK OK PER DMC-B787-A-34-12-02-00A-720A-A.SDR IPXA2022051795208B-Nut · loose**ATB** AIR TURNBACK REF ITEM 1 ALT DISAGREE ON EICAS. REF ITEM 1 ALT DISAGREE ON EICAS NOTED BY MAINTENANCE SDR GENERATED.FOUND LOOSE B NUT AT FO MAIN STATIC PRESSURE AIR DATA MODULE DM14750. TIGHTENED IN MM20-51-01. PERFORM LOW LEVEL LEAK CK OF FO STATIC SYSDR CALA2022050901188None · faultyTEMP PROBE LIGHT LIGHT ON PROBE P/N NIS EWR 29-3421-3-0006 GASKET P/N 29-3412-3-0007 AVIONICS UPDATE THERE IS NO POWER TO THE TAT PROBE AVIONICS T/S PER SSM 24-51-11 PG1 FOUND NO PWR TO TCAS AND TAT PROBE C/B'' TROUBLE SHOOTING CONTINUES SUSPECT LOST OF POWESDR CALA2022050901179Aoa · missingBIRD STRIKE RIGHT SIDE AFT OF RADOME. AOA IS MISSING. REMOVED AND REPLACED RIGHT SIDE AOA SENSOR AS PER AMM CORRECTION, COMPLETED PER AMM 34-21-05-400-801 UP TO SUBTASK CORRECTION OF STEP INSTALLED FROM STEP 3G(1) UP TO AND INCLUDING APPLIED SEALANT AROUND THESDR QR9R20220428001None · failedRADAR ALTIMETER FAILED ON RUN-UP AND WOULD NOT COME BACK ONLINE. REMOVED AND REPLACED RADAR ALTIMETER IAW BK117 C-2 COM/NAV 34-41-01. MOC SUCCESSFULLY COMPLETED.
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