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 UIEA2023060400562Computer · unknownGPWS TERRAIN "TO LOW TERRAIN" ORAL SOUNDED BELOW 1000' AGL. WHEN STABILIZED ON ILS LOC AND G/S ANDÂ ON SPEED(<P>REMOVED AND REPLACED EGPWS COMPUTER AS PER AMM 34-46-01. OPS CHECK OK PER 34-46-00/501. INSTALLED TERRAIN DATA BASE 996-109-633 PER AMM 34-46-00-47SDR ASAA2023060343441Unknown · unknownFMC DISAGREE ON GROUND. GROUNDED - YES. PERFORMED QRH FMC DISAGREE PROCEDURE. OPS CHECK GOOD.SDR DALA2023060104400Unknown · unknownSHIP 0191 -ATB- BIRD STRIKE OCCURRED SHORTLY AFTER LIFTOFF. F/O INSTRUMENTS AFFECTED UNABLE TO CONTINUE RVSM. CORRECTIVE ACTION: PERFORMED OVERWEIGHT LANDING INSPECTION. R/R F/O PITOT PROBE.SDR 2023FA0000291Unknown · unknownDURING FLIGHT VNY - APC, CREW REPORTED EHSI WAS SHOWING APPROX 100 DEG OFF CORRECT READING. CREW DECLARED AN EMERGENCY AND DIVERTED TO BFL. MX C/W OPS CHECKS BUT COULD NOT DUPLICATE, NO DEFECTS WERE NOTED.SDR 9WGA2023053054502Control Unit · inoperativeAIR RETURN DUE TO UNRELIABLE AIRSPEED. SWITCHING CADC SIDE TO 2, OPS NORMAL. R & R CADC #1 IAW AMM 34-16-01. PERFORM LEAK CHECK ON #1 SYSTEM IAW AMM 34-11-00-700-801. OPS CHECK NORMAL, NO FAULTS NOTED AT THIS TIME.SDR CALA2023053101718Adiru · faultedIRS R FAULT REPLACED RIGHT IRU COMPUTER, REF AMM 34-21-01, GROUND BITE TEST OK, PERFORMED LAND VERIFY, REF AMM 22-11-00, LAND VERIFY PASSED, AIRCRAFT REMAINS FULL AUTOLAND CAPABILITY. PARTS USED: 60-3421-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT #SDR ASAA2023052843384Unknown · unknownYELLOW "PWS FAIL" DISPLAYED ON BOTH MFDS DURING TAKEOFF AND INITIAL CLIMB. GROUNDED - YES. ACCCOMPLISHED B737-900 FIM 34-43 TASK 815 NO FAULTS FOUND WEATHER RADAR OPS TEST PASSED, PER FIM THERE WAS AN INTERMITTENT FAULT. NO 30 DAY HISTORY.SDR R61A2023052700312Unknown · unknownRADIO ALTIMETER 2 STUCK AT ZERO DURING TAKEOFF. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. PERFORMED RADIO ALTIMETER SYSTEM ZERO FEED OFFSETTING FOR RALT2.SDR CALA2023052901693Symbol Generator · faultedCAPTAINS HSI AND ADI BOTH BLANKED DURING DESCENT STAYED BLANK UN TIL AFTER LANDING REPLACED LEFT SYMBOL GENERATOR, CHK OK PER MM 34-22-01. PARTS USED: 75-4182-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1839858 SN OFF 3911 COMPUTER, EFIS OFF 75SDR ANCF20231107016Adiru · unserviceableWO 17'250'631 - REJECTED T/O AT 80KTS DUE TO ADR 1 FAULT, WO 17'250'632 - AFTER REJECT T/0 COND TRIM AIR SYS FAULT FWD CAB TRIM VALVE, WO 17'250'633 - INFORANDMATION THE PILOTS BRAKE #2 WITH 550 °C AND BRAKE 1 WITH 350°C. REJECTED T/O AT 80 KTS, IN ACCORDSDR SIMA20230525001Unknown · unknownRECIEVED FAULTY LANDING GEAR AT 10000. ( AURAL WARNING "LANDING GEAR")-C/A-FLIGHT CREW PLACARDED RALT 2. M PROCEDURES C/W MEL 3415 AUTH050840M-C MOC# 388000SDR 4VAA2023053023004Display · inoperativeTHE CREW REPORTED THAT AFTER TAKE OFF THE CO PILOT ND SCREEN WENT BLANK. THE CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE RIGHT-HAND MFD. OPERATIONAL CHECKS WERE GOOD WITH NO FURTHER DEFECTS NOTED.SDR HALA2023052600115Unknown · unknownETOPS - #1 WXR/PWS HAS " PHANTOM" RETURNS, PAINTS NON-EXISTENT WEATHER. REMOVED AND REPLACED WXR#1 TRANSCEIVER PER AMM 34-41-33. BITE TEST OK. REMOVED AND REPLACED WXR#1 TRANSMITTER/RECEIVER UNIT PER AMM 34-41-51. BITE TEST OK. OK FOR SERVICE.SDR DALA2023052204100Unknown · unknownSHIP 3328 - ATO - AT 40KTS DUE WINDSHEAR WARNING. CORRECTIVE ACTION: ACTUAL WINDSHEAR ON THE FIELD. NO MAINTENANCE PERFORMED.SDR ASAA2023051643256Unknown · unknownON GROUND TAXING IN BOTH FMC WERE NOT AVAILABLE ON THE MCDUS FOR APPROX 3 MINS. GROUNDED - YES. C/W FMC RESET PER B737-800 FIM 34-61-836. OPS TEST NORMAL.SDR ASAA2023051443230Unknown · unknownWEATHER RADAR FAIL. GROUNDED - YES. C/W B737-9 IFIM TEST 31-00-00-010-803. FOUND OBSERVED FAULT 34-33-0731 AND 34-33-073-0732 WXR FAIL FLAG ON CAPT NAV DISPLAY WITH MAINT MESSAGE 34-43100 WXR PROCESSOR 1 INT FAULT. C/W WXR OP TEST PER B737-9 AMM 34-41-00-710-8SDR SIMA202305154001Unknown · unknownCREW RPTD LOST ALL NAVS. RTD TO DFW. NOT ABLE TO USE INSTRUMENT LANDING APPRCH IN DFW /UNABLE TO DO VISUAL. DVRTD TO SHV AND DECLARED EMERGENCY. LANDED SAFELY IN SHV.-C/A-PERFORMED FUNCTIONAL TEST OF LOCALIZER, LAND 2 AND GLIDESLOPE. 1 AND 2 CHECK IS GOOD IAW SDR CALA2023051201486Adc · unreliableAIRSPEED UNRELIABLE ON CAPT SIDE REMOVED SERVICEABLE CA AIR DATA COMPUTER FOR LINE A/C 6443. MFG PREVIOUS ENTRY FOR ROB PART ENTERED IN ERROR. SHOULD HAVE BEEN F P/N 4040800-916 MFG S/N 31156182 OR A/C 6443 ADD EMP:U104806 REPLACED LH ADC REF AMM 34-12-01 OP CSDR JJBA20230515012Unknown · unknownRVSM CRITICAL REGION FAILED INSPECTION FOR SKIN WAVINESS. LH RVSM DOUBLER REWORKEDSDR ASAA2023050743173Unknown · unknownMOMENTARY FMC FAIL WITH ASSOCIATED VTK BUG/FLAG LATED LESS THAN 30 SECONDS. DID NOT REOCCUR. GROUNDED - YES. PERFORMED B737-900 FIM 34-61 TASK 836 ON BOTH FMCS' :OK: NO FLAGS.SDR ASAA2023050643142Unknown · unknownDUAL FMC FAILURE AT 6000 MSL. FMC'S RECOVERED AT 4000 MSL. GROUNDED - YES. RESET BOTH FMCS IAW B737-800 FIM 34-61- TASK 836. OPS CHK OK.SDR ASAA2023050443141Unknown · unknownENROUTE AT 350, BOTH FMC'S FAILED FOR APPROXIMATELY 2 MINUTES. VTK ON BOTH ND'S LNAV/ VNAV DISENGAGE. BOTH FMC'S RECOVERED AND WORKED NORMALLY FOR REMAINDER OF FLIGHT. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 34-64-00. RESET BOTH FMC COMPUTERS. BOTH FMC COMPUTSDR ASAA2023050343100Unknown · unknownDUAL FMC FAILURE JUST AFTER LANDING, FMC'S RECOVERED AFTER APPROX 1 MINUTE LATER DURING TAXI IN. "FMC DISAGREE" MSG DISPLAYED. GROUNDED - YES. FOUND PGM, PROGRAM FAULT. NO ACTION REQUIRED. LEFT AND RIGHT FMC OPS CHECK GOOD.SDR ASAA2023050243087Unknown · unknownFMC DISAGREE ON POWER UP. GROUNDED - YES. PERFORMED B737-9 IFIM 34-61-00-810-918, FMC DISAGREE MSG DID NOT RETURN, NO FAULTS NOTED AT THIS TIME.SDR ASAA2023050243086Unknown · unknownDURING CRUISE WITH WEATHER RADAR ON WITH RECEIVED PWS FAIL AND WX FAIL TURNED OFF THEN ON OPS NORMAL. GROUNDED - YES. PERFORMED B737-9 FIM TASK 34-41-00-810-818 AND WEATHER RADAR OPERATIONAL TEST PER B737-9 AMM 34-41-00-710-801. OPS CHECK NORMAL AT THIS TIME.SDR G1IA20230429045Dpu · failedBOTH EFIS SCREENS FAILED IN FLIGHT AND DISPLAYED "DPU FAIL".SDR AALA202304288686Transceiver · inoperativeAIRCRAFT WAS NOT GROUNDED: AIRCRAFT DIVERTED TO MIA DUE TO WEATHER RADAR INOPERATIVE. RADAR SPIKES IN LEFT HAND QUADRANT OF BOTH NAVIGATION DISPLAYS. EMERGENCY WAS DECLARED. REPLACED WEATHER RADAR TRANSCEIVER.SDR ABXA2023042568Air Data Module · reads lowEICAS MSG ALT DISAGREE(CAUTION) IS DISPLAYED IN CRUISE FLT NOTE CA - 3100 STBY 31180 FO 30800. CREW ELECTED TO RETURN TO MIA. MAINTENANCE GROUNDED AIRCRAFT. MAINTENANCE PERFORMED FIM 34-12 FAULT TREE 804, PERFORMED CAPT/FO HIGHT RANGE LEAKAGE TEST IAW 34-11-00SDR ASAA2023042242969Unknown · unknownCPDLC ALTERS ARE ABNORMAL. WHEN RECEIVING A MESSAGE FROM ATC INFLIGHT WE ONLY RECEIVE A SCRATCH PAD MESSAGE AND FMC P/RST LIGHT ON THE FORWARD PANEL. THERE IS NO AURAL HIGH/LOW ALTER TONE NOR IS. ATC DISPLAYED ON THE ENGINE DISPLAY. PRIOR TO DEPARTURE THE DCL SDR ABXA2023042466Unknown · unknownWX RADAR FAIL ON TAXI. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE. MAINTENANCE PERFORMED OPS CHECK OF WEATHER RADAR IAW AMM 34-43-00. OPS CHECK GOOD AT THIS TIME. AIRCRAFT RETURNED TO SERVICE.SDR YENA2023041900411Isis · failedFLT#1109, BOS-NAS. (AIRCRAFT DIVERTED TO JFK) ' IESS DISPLAYS "OUT OF ORDER"; REMOVED AND REPLACED IES DISPLAY DUE TO INTERMIT "OUT OF ORDER" MSG PER AMM 34-11-01. OPS TEST PER 34-11-00-710-801. NO FURTHER DEFECTS WERE NOTED. A/C OK FOR SERVICE.'SDR AALA202304141322Tat Probe · defectiveAIRCRAFT WAS NOT GROUNDED: AIRSPEED UNRELIABLE ON CLIMB OUT IN TURBULENCE, 33000 CLACKER WENT OFF AIRSPEED DIFFERENT BY 30 KNOTS RAN QUICK REFERENCE HANDBOOK. TOTAL AIR TEMPERATURE PROBE WAS REMOVED AND REPLACED IN ACCORDANCE WITH AMM 34-21-06, TOTAL AIR TEMPESDR ASAA2023041142808Unknown · unknownDUAL FMC FAILURE OCCURED AT CRUISE, LASTED ABOUT ONE MINUTE BEFORE RESTORING THEMSELVES. BOTH MAP DISPLAYS WERE TEMPORARILY LOST WITH VTK FLAG SHOWING ONLY ON LEFT SIDE. GROUNDED - YES. ACCOMPLISHED FMCS BITE PROCEDURE ON BOTH LEFT AND RIGHT FMC. NO INFLIGHT FSDR DALA2023041502999Unknown · unknownSHIP 1703 -RVSM- FIRST OFFICERS ALTIMETER FLUCUATED +/- 250 FEET DURING CRUISE AT FL380. CORRECTIVE ACTION: R/R F/O'S ALTIMETER PER. B763 AMM 34-12. CKS GOOD. OK FOR SVC. (9447444)SDR ASAA2023041042807Unknown · unknownMOMENTARY FAILURE OF LEFT FMC. IT RE-ENGAGED ON ITS OWN. GROUNDED - YES. VERIFIED L/H FMC HAD AN INTERMITTENT FAULT AT 2351Z. CYCLED PWR TO A/C ACCOMP. FMC SENSOR TEST ALL SHOW OK REF. B737-9 AMM 34-61-00-710-002.SDR FDEA202304080591Fmc · failedPDIS 584 34-58 3994 07APR23 ANC OPEN U LOGPAGES:367021 UNABLE RNP BEFORE TAKEOFF. RNP WAS 1.10 AND INCREASED TO 4.0. SPOKE WITH MOCC AND DISPATCH. CHOSE TO PROCEED. EVERYTHING WAS NORMAL UNTIL APPROX 5K FEET. GIVEN DIRECT TO NODLE AND AIRCRAFSDR QMLA2023040920029Unknown · unserviceableFUMES AND SMOKE APPARENTLY COMING FROM GNS530 AFTER START UP. MECHANIC MEL'D GNS530 DISABLED AND COLLARED CIRCUIT BREAKER. SUSPECT MALFUNCTIONING GNS530 OR WIRING LEADING TO GNS 530.SDR HALA2023040600081Unknown · unknownETOPS - CAPT REPORTS "ADR1 FAULT LIGHT ILLUMINATED" ON ADIRS PANEL. REPLACED ADM 19FP4 PER AMM 34-11-14-400-802A OPS CHK OK.SDR 7C7A2023040300023Adc · failedDADC DATA INVALID MSG. ON #1 ADCSDR 7C7A2023040300022Adc · failed#2 ADC FAILS BRIEFLY AT ONE TO TWO MINUTE INTERVALS, MOST CONSISTENTLY IN CLIMB.SDR G1IA20230401039Dpu · abnormalUPON START UP THE EFIS, BOTH THE EHSI, AND EADI WERE ZOOMED IN. THE INFORMATION AND ORIENTATION WERE CORRECT AND THERE WERE NO RED X’S OR ANY INDICATION THAT THE SYSTEM WAS NOT WORKING PROPERLY. I INITIALLY THOUGHT THAT THIS WAS A SETTING PREFERENCE SET UP BY SDR AALA202303292215Tat Probe · fault messageAIRCRAFT WAS GROUNDED: TEMPERATURE PROBE LIGHT ILLUMINATED WITH PROBE HEAT IN ON POSITION. AIRCRAFT DIVERTED TO PHX. EMERGENCY WAS NOT DECLARED. FOUND TOTAL AIR TEMPERATURE PROBE PINS OPEN. REMOVED AND REPLACED TOTAL AIR TEMPERATURE PROBE.SDR UIEA2023032700285Unknown · unknownDERIVED FROM EO 6734A200, ELECTRICAL WIRES ARE NOT INSTALLED ON CONNECTORS D4717J/P AND D4711J/P IAW WIRE DIAGRAM 34-53-11 AND 34-53-21. "STC ST02126LA"(<P>THE ELECTRICAL WIRES W9133-9903R/9904B-22 AND WAAS-9004-22R/WASS-9005-22B WERE RELOCATED TO CONNECTOR D4SDR QMLA2023032920022Wire Harness · unserviceableDURING CRUISE AT AN APPROXIMATE ALTITUDE OF 1700' AND 110 KNOTS AIRSPEED ON A FLIGHT TO THOMAS JEFFERSON UNIVERSITY HOSPITAL(9PA8) PHILADELPHIA, PA THE CREW AND I NOTICED WHAT SEEMED TO BE A SLIGHT BURNING ODOR. I SECURED THE CABIN DEMIST HEAT AND THE ODOR DISSDR ASAA2023032742604Unknown · unknownFMC DISAGREE MSG. GROUNDED - YES. PER B737-9 IFIM 34-61-00-810-918 RESETED THE FAULTS. PERFORMED FMC OPS CHECK NORMAL REF B737-9 AMM 34-61-00-710-801.SDR ASAA2023032642603Fmc · inoperative"SINGLE FMC" AND FO'S DISPLAY IN MAP MODE ( R FMC INOP ). LOSS OF LNAV AND VNAV. DURING CRUISE. CORRECTED ITSELF AFTER 30 SEC WORKED FINE FOR REMAINDER OF FLIGHT. GROUNDED - YES. REMOVED AND REPLACED FMC #2 IAW B737-800 AMM 34-61-02. PERFORMED OPERATIONAL TESTSDR ASAA2023032642602Unknown · unknownIN CRUISE LOSS OF LNAV & VNAV WITH FMC P/RST LIGHT & NO FMC ON EITHER CDU. NO MAP INFO ON CAPT DISPLAY. REFERRED QRH & POSITIONED FMC SWITCH TO BOTH ON RIGHT WHICH RESTORED NORMAL SINGLE FMC OPERATION. GROUNDED - YES. CYCLED BOTH FMC C/B REF B737-9 IFIM 34-61-SDR IPXA2023032692264Radar · warning messageINSPECTION TYPE:N/A**ATB** -WEATEHR SYSTEM FAIL WXR SYS STATUS MESSAGE`R&R WXR TRANSCEIVER IAW AMM 34-43-01. OPS CK GOOD.SDR HALA2023032700064Unknown · unknownETOPS - ON POST FLIGHT FOUND IRU 3 IN ATT MODE ON POSITION MONITOR PAGE. IRU SWTICH IS IN NAV, NO ECAM DURING FLIGHT. RE-ALIGNED IRU #3 AND PERFORMED SYSTEM TEST PER 34-14-00. TEST OK. IR3 SHOWING "NAV" MODE ON POSITION MONITOR PAGE. NO FAULTS.SDR QR9R2023032400001Unknown · unserviceableAFTER RECEIVING PART FROM SUPPLY, MAINTENANCE DETECTED THE GNS430W SCREEN WAS UNREADABLE.
Back to JASC 3400