JASC 3421
Service difficulty reports · 1,143
Reports filed under 3421 · Attitude Gyro and Indicating 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 = '3421' 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 = '3421' 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 CA111219013Gyro · malfunctioned(CAN) ON A ROUTINE FLIGHT PILOT REPORTED LT EADI INDICATING A 5 DEGREE AND THEN DRIFTED TO A 10 DEGREE BANK ANGLE IN FLIGHT, WHEN ACFT WAS CONFIRMED LEVEL. AN AVIONICS SHOP LTD WAS CONTRACTED VIA PURCHASE ORDER TO TROUBLESHOOT AND REPAIR AS NESSECARRY. SHOP FSDR 9JLA201112053394Display · defectiveTHE CREW REPORTED THAT DURING CRUISE FLIGHT THE STANDBY ATTITUDE INDICATOR DISPLAY SCREEN WENT BLANK. THE DEFECTIVE SECONDARY FLIGHT DISPLAY (STANDBY) WAS REMOVED SN M001386. AN O/H UNIT WAS INSTALLED. FUNCTIONAL CHECKS WERE SATISFACTORY. SN M001386 WAS O/H ISDR 5APR2011120557798Display · faultyPILOT REPORTED THAT THE PILOTS SIDE EADI, IS FUZZY AND FLICKERS OFF WHEN COLD. PILOTS SIDE EADI WAS R & R USING A SERVICEABLE UNIT IAW AMM 12-A-34-26-03-00A-920A-A AND OPS CHECKED GOOD IAW AMM 12-A-34-26-00-00A-903A-A.SDR 9JLA201112073392Display · defectiveTHE CREW REPORTED THAT DURING ACFT POWER UP THE STANDBY ATTITUDE INDICATOR DISPLAY WOULD INTERMITTENTLY LOCK UP. THE DEFECTIVE UNIT WAS REMOVED. AN OVERHAULED UNIT WAS INSTALLED, FUNCTIONAL CHECKS SATISFACTORY.SDR CA111121009Indicator · failed(CAN) DURING A ROUTINE FLIGHT IT WAS NOTED DURING THE CLIMBOUT THE PILOT ATTITUDE INDICATOR BECAME UNSERVICEABLE, THE FLIGHT AND LANDING CONTINUED WITHOUT COMPLICATIONS. THE ATTITUDE INDICATOR WAS R & R, THE SYS WAS GROUND FUNCTION CHECKED SERVICEABLE.SDR 5APR2011111557797Display · faultyDURING AHRS SWING CHECKS THE NR 2 EHSI WAS FOUND FUZZY AND NEEDING REPLACEMENT. THE NR 2 EHSI WAS R & R WITH A SERVICEABLE UNIT OF THE SAME PN 066-03125-2500 IAW AMM 12-A-34-26-02-00A-920A-A AND TESTED SATISFACTORY IAW AMM 12-A-34-26-00-00A-903A-A.SDR FDEA201111114877Unknown · malfunctionedAFTER BLOCK-OUT, COMPASS FLAG CAME INTO VIEW ON CAPTAIN'S HSI. COMPLIED WITH QRH PROCEDURES, RESOLVED COMPASS FLAG NO LONGER IN VIEW. AFTER TAKEOFF COMPASS FLAG REAPPEARED. RETURNED. REPLACED FLIGHT INSTRUMENT ACCESSORY UNIT PER MM 34-62-061-4, CHECKED SDR CA111117029Indicator · failed(CAN) DURING A ROUTINE FLIGHT IT WAS NOTED DURING THE DESCENT AND APPROACH THAT THE CO-PILOT ATTITUDE INDICATOR BECAME UNSERVICEABLE. THE FLIGHT AND LANDING CONTINUED WITHOUT COMPLICATIONS. AN AVIONICS REPAIR SHOP WAS CONTRACTED VIA P/O TO REPAIR UNIT HOWEVERSDR CA111118021Gyro · faulted(CAN) DURING A ROUTINE FLIGHT, IT WAS NOTED DURING CRUISE, THE AUTO PILOT BECAME UNSERVICEABLE, ERATICALLY PITCHING UP UNCOMANDED. THE PILOTS DIS-ENGAGED THE AUTO PILOT AND THE FLIGHT CONTINUED WITHOUT COMPLICATIONS. TROUBLESHOT THE SYS, AND FOUND A FAULTY SDR CA111118019Indicator · inoperative(CAN) DURING A ROUTINE FLIGHT, IT WAS NOTED DURING THE CLIMBOUT, THE PILOT ATTITUDE INDICATOR BECAME UNSERVICEABLE, THE FLIGHT AND LANDING CONTINUED WITHOUT COMPLICATIONS. AN AVIONICS SHOP WAS CONTRACTED VIA P/O TO R & R THE FAULTED GYRO WITH AN O/H UNIT, THESDR CA111117028Gyro · failed(CAN) DURING A ROUTINE FLIGHT, IT WAS NOTED DURING THE DESCENT AND APPROACH THE CO-PILOT ATTITUDE INDICATOR BECAME UNSERVICEABLE, THE FLIGHT AND LANDING CONTINUED WITHOUT COMPLICATIONS. R & R THE FAULTED INSTRUMENT, THE SYS WAS GROUND FUNCTION CHECKED SERVICSDR 5APR20111013095Display · faultyTHE PILOTS EADI SCREEN FAILS INTERMITTENTLY AND IS "BLOOMING". THE EADI DISPLAY WAS FOUND TO BE FAULTY, IT WAS REPLACED WITH A SERVICABLE UNIT IAW AMM DMC-12-A-34-26-03-00A-920A-A AND TESTED SATISFACTORY IAW AMM DMC-12-A-34-26-00-00A-903B-A.SDR 5APR20110916001Efis · defectivePILOT REPORTED: CO-PILOTS EADI FLASHING AND INTERMITTENT. THE NR 2 EADI, PN 066-03125-2500 WAS R & R WITH A SERVICEABLE UNIT OF THE SAME PN IAW AMM DMC-12-A-34-26-03-00A-920A-A, OPS CHECK GOOD IAW AMM DMC-12-A-34-26-00-00A-903A-A.SDR 5APR20110915001Efis · defectivePILOT REPORTED COPILOTS EADI IS INOP. REMOVED ED462, PN 066-03125-2500, INSTALLED SERVICEABLE EXCHANGE ED462 UNIT OF THE SAME PN, SYS OPS CHECK GOOD IAW AMM CH 12-A-34-26-03-00A-920A-A.SDR HALA2011091500403Indicator · malfunctionedETOPS SIGNIFICANT SYS - ATTITUDE INDICATION OF STANDBY ALTITUDE INDICATOR IS ABNORMAL IN PITCH & ROLL. GYRO FLAG RETRACTED. REPLACED STANDBY ATTITUDE INDICATOR - CHECKS OK IAW AMM 34-24-01.SDR A6WA201140797Computer · failedAHRS NR 1 FAILED IN FLIGHT. COMPLIED WITH QRH SWITCHED TO AHRS NR 2. R & R NR1 AHRS IAW AMM 34-21-01. OPS CHECK GOOD.SDR IPXA1668564Adi · failedAT FLT LEVEL 340, CAPTAINS ADI CRT CB POPPED. SCREEN WENT BLANK FOLLOWED BY AN ELECTRICAL BURNING ODOR. CHECKED EADI CONNECTOR FOR BURN, FOUND OK. REPLACED EADI LT SIDE IAW 34-22-03-4, OPS CHECK COMPLETE.SDR DXTA2011080104675Ahrs · malfunctionedLEFT PFD: "HEADING FAILURE - SINGLE" AT ALTITUDE. R & R LT AHRS COMPUTER. OPS CHECKED GOOD. WORK DONE IAW MM 34-21-01.SDR DXTA2011072504669Display · failedSTANDBY ATTITUDE INDICATOR BLINKED OFF. SECONDS LATER SMELLED AN ELECTRICAL BURNING ODOR IN COCKPIT WITH LIGHT SMOKE. R & R SECONDARY FLIGHT DISPLAY, OPS CHECKED GOOD IAW MM 34-22-01.SDR 9JLA1517Gyro · defectiveCREW REPORTED THAT THE STAND-BY ATTITUDE INDICATOR INDICATES LEFT BANK IN LEVEL FLIGHT. FUNCTIONAL CHECKS FOUND THE STAND-BY HORIZON GYRO DEFECTIVE. REPLACED THE GYRO WITH OVERHAULED UNIT, FUNCTIONAL CHECKS SATISFACTORY.SDR NSVA2011120Eadi · malfunctionedF/O'S EADI SCREEN WENT BLANK AT 60 KTS. REPLACED F/O'S EADI OPS CHECKED GOOD.SDR CHQA201100181Antenna · deterioratedCREW REPORTED THAT DURING FLIGHT LOCALIZER SIGNALS ON NAV 1 AND NAV 2 WERE INTERMITTENT UP TO AND SLIGHTLY BEYOND FINAL MARKER ON INSTRUMENT APPROACHES. THE CREW DIVERTED TO KALB AND LANDED WITHOUT INCIDENT. ON CALL MAINTENANCE OPERATIONALLY CHECKED THE ILS SDR ASAA1159614Unknown · malfunctionedCAPT FD FLAG ON EADI. MA WILL ONLY APPEAR ON F/O SIDE. F/O FD WORKS. CYCLED AIRCRAFT POWER. OPERATIONS NORMAL ON FD.SDR A6WA201140200Computer · malfunctionedEFIS COMP MON ROLL AND PITCH, F/O PFD WENT SIDEWAYS AND A/P KICKED OFF. ACFT RETURN TO DEPARTURE, NORMAL LANDING AND NORMAL BRAKING=WD 4460. R & R NR 2 AHRS COMPUTER IAW AMM 34-21-01. OPS CK GOOD.SDR DXTA2011022104471Gyro · inoperativeAT FL 430, WITH PFD 2 SELECTED (RT SEAT FLYING) LT PFD COMMAND BAR TURNED BLUE ALONG WITH ALL TREND BARS AND COURSE INDICATORS. THE RED AIRSPEED TAPE DISSAPEARED AND THE ATTITUDE GYRO TURNED TO GRAY, VICA, BLUE AND BROWN. REPOSITIONED THE NR 1 PFD TO THE MFSDR COEA2011010501752Indicator · failedMFR / ABORTED TAKEOFF: NR 1 ATTITUDE INDICATOR FAILED ON TAKEOFF. PILOT ABORTED TAKEOFF AND LANDED AND RETURNED TO RAMP WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED FLIGHT COMMAND INDICATOR.SDR BSYA2010051Vertical Gyro · failedAIRCRAFT DEPARTED LCK WHEN THE V-G MONITOR LIGHT CAME ON, RETURNED TO LCK. MAINTENANCE REMOVED AND REPLACED VERTICAL GYRO, OPS CHECKED GOOD.SDR BSYA2010045Indicator · failedEN ROUTE, WHEN THE ATTITUDE INDICATOR FAILED. DIVERTED. MX R & R INDICATOR, OPS CHECKED GOOD.SDR 2010FA0001187Gyro · failedINSTALLED O/H ATTITUDE GYRO, PN 1U14901515 OR S3326-2RX, SN T92573Q. UNDER W/O 0358583, DATED 09/23/10. GYRO FLAG RETRACTED AND SPUN UP BUT GYRO WOULD NOT ERECT. INSTALLED O/H GYRO PN S3326-2RX, SN T91155Q, O/H UNDER W/O 0358831 DATED 09/23/2010. OPS AND LSDR UALA2010102904012Probe · faultyHEAT TAT FAILURE OF TOTAL AIR TEMPERATURE (TAT) PROBE HEATING CIRCUIT. STATUS MSG-3037120 LATCHD ER MODE MSG-3037120 ACTIVE ER MODE. REPLACED PROBE. OPS GOOD.SDR HNAA2010110200231Adi · malfunctionedWITH CAPTAIN FLYING, FLIGHT DIRECTOR SELECTED TO LT ADI ON TAKEOFF, RT SIDE ADI PITCHED UP 15 DEGREES AND ROLLED RT 30 DEGREES AND LOST YAW DAMPNER. AFTER REENGAGING YAW DAMPNER AND AUTO PILOT TO LT SIDE, ERECTED ADI ON RT SIDE AND AUTO PILOT PITCHED UP 5 DEGRSDR NSVA2010198Dpu · malfunctionedLT EADI FAILED IN FLIGHT. SLIGHT ELECTRICAL BURNING SMELL, PULLED CB G18 LT EADI SCREEN BLACKED OUT. REPLACED LT EADI SCREEN IAW SAAB AMM 34-24-10, REPLACED LT DPU IAW SAAB AMM 34-24-20.SDR CA101012010Gyro · inaccurateLT AI TOPPLED DURING STEEP TURN, AND DID NOT FLAG. ACFT RETURNED TO BASE AND INSTRUMENT WAS R & R WITH SERVICABLE UNIT. UPON INSP OF RECORDS IT WAS DISCOVERED UNIT HAS BEEN REPAIRED 4 TIMES IN 3 YEARS DUE TO VARIOUS FAULTS.SDR AALA20101004STL01Indicator · failedSTL - CREW REPORTED STANDBY ATTITUDE INDICATOR FAILED. FLIGHT RETURNED STL LANDED WITHOUT INCIDENT. REPLACED THE STANDBY HORIZON INDICATOR AND INVERTER. SYSTEM GROUND CHECKED NORMAL OPERATION.SDR UIEA2010092300164Cdu · malfunctionedDURING TAKEOFF ROLL CAPT CDU BLANKED , THUS THE CAPTAIN LOSSING T/O SPEEDS(MX SWAPPED LT CDU TO CTR POSITION, LT IRU TO CTR AND SWAPPED LT FMC TO RT AND DEFERRED THE CTR CDU, CTR IRU AND THE RT FMC. ALL SYS OPS NORMAL.SDR UALA2010092103509Adiru · warning messageADIRU STATUS MSG DISPLAYED. REPLACED ADIRU PER MM. CHECKS OKAY.SDR FDEA201008173014Gyro · failedDURING FLT, HSI SHOWS HDG FLAG RAN QRH HSI WORKS WHEN SWITCHED TO BOTH ON 2. DIVERTED TO ALTERNATE STA R & R NR 1 DG IAW M/M 34-21-071-4-0. OPS CHECK NORMAL, OK FOR SVC. ACFT IS NOT CAT II IAW GMM 6-5-400, CAT II CHECK.SDR CA100730001Gyro · failedTHE GYRO HORIZON FAILED ON FIRST FLIGHT AFTER INSTALLATION. IT TOPPLES TO 90 DEGREES DURING A 20 DEGREE BANK.SDR DXTA2010072204170Display · erraticSTANDBY HSI INDICATIONS ERRACTIC ON BOTH HEADING AND CLIMB AND DESCENT INFORMATION. TESTED AND CONFIRMED ON INITIAL POWER-UP SYS OPERATED NORMALLY. TAXI CHECKED ACFT SYS AND FOUND INDICATOR WOULD ERRATICALLY TILT 5 DEGREES TO THE RT WHILE ACFT WAS STRAIGHT ANSDR QMLA2001070610029Gyro · failed5 MIN AFTER TAKEOFF, BASE CALLED AND SAID OUTERLINK WAS NOT TRACKING . THEN 15 MIN AFTER THE CALL FROM BASE, IT WAS NOTED, A SMELL OF SMOKE IN THE COCKPIT. STANDBY DG CIRCUIT BREAKER POPPED. PERFORMED PRECAUTIONARY LANDING. INSPECTION SHOWED THE STANDBY GYRSDR 2010FA0000736Indicator · cracked( XR0R) GLASS BEZEL CRACKED DURING FLIGHT. APPEARS THAT THE GLASS BEZEL WAS NOT INSTALLED CORRECTLY. THIS UNIT HAD 6 MONTHS, 47.1 HOURS SINCE O/H. WOULD NOT WARRANTY, DID NOT INSTALL THE GLASS.SDR UALA2010060101900Saaru · faultedSTATUS MESSAGES AOA VANE RT, PITOT ADM RT, STATIC ADM RT DISPLAYED. AHM SHOWS LATCHED. UNABLE TO ERASE IN FLT. OWS LATCHED. UNABLE TO ERASE IN FLT. CAUSED BY SAARU FAULTS. HAS HISTORY. WORKING WITH LM4766. REPLACED SAARU IAW AMM, OPS CK OK.SDR HALA2010042000173Indicator · malfunctionedETOPS SIGNIFICANT SYS - STANDBY ATTITUDE INDICATOR PITCH VIBRATES, GYRO FLAG, IS RETRACTED. R & R STBY ATTITUDE INDICATOR GND CHK, OK IAW AMM 34-24-01.SDR CA100217002Indicator · inoperative(CAN) WHILE IN CRUISE FLIGHT THE CAPTAIN`S ATTITUDE INDICATOR FLAGGED. SHORTLY THEREAFTER AN ELECTRICAL SMELL WAS NOTED BY THE CREW FOLLOWED BY THE FACE OF THE INDICATOR FILLING WITH SMOKE. THE INDICATOR WAS ISOLATED BY PULLING THE CONTROL CIRCUIT BREAKER AND SDR CA100212007Gyro · failed(CAN) ACFT STARTED UP FOR AN INTENDED FLIGHT. THE CO-PILOT`S ATTITUDE INDICATOR FAILED TO ERECT. ACFT SHUTDOWN. THE ATTITUDE INDICATOR WAS REPLACED WITH NEW PN 23-500-06-16, FUNCTION CHECKED OK. (TC 20100212007)SDR CA100212006Gyro · failed(CAN) ACFT STARTED UP AND TAXIED ACROSS THE FIELD TO PICK UP PASSENGERS. UPON THE NEXT START THE CO-PILOT ATTITUDE INDICATOR FAILED TO ERECT. THE ACFT RETURNED TO BASE FOR MX. THE ATTITUDE INDICATOR WAS REPLACED WITH A NEW UNIT, FUNCTION TESTED OK. (TC 2010SDR 2009FA0001081Indicator · failedSTANDBY ATTITUDE INDICATOR FAILED INFLIGHT, NO PREVIOUS PROBLEMS, NO TURBULANCE, SCREEN SHOWED "ATT FAIL 126 SEC".SDR UALA2009090802801Static Inverter · failedSAI GYRO FLAG, FLIGHT DIVERTED. SAI GYRO FLAG IN VIEW INTERMITTENTLY. SAI PREVIOUSLY REPLACED. REPLACED ILS STATIC INVERTER AND TESTED GOOD. REPLACED STANDBY ATTITUDE INDICATOR. TESTED GOOD. ACFT RELEASED BACK TO SERVICE.SDR FDEA200908072929Indicator · failedSTANDBY ADI PRECESSED 20 MIN. AFTER TAKE OFF, AT CRUISE. RECAGED BUT 2-3 MIN. LATER, PRECESSED AGAIN. 20-30 DEG RIGHT BANK, 10 DEG NOSE HIGH. REMOVED AND REPLACED STANDY BY ATTITUDE INDICATOR IAW MM 34-25-011-4. SYSTEM OPS CHECKED NORMAL. OK TO CONTSDR 22AA200900005Irs · faultyIN CRUISE WITH IRS OFF,(ON DMI NR 22820) IRS FAULT ON DC, DC FAIL LIGHTS INTERMITTENTLY ON AND OFF. LATER SMELL OF ELECTRICAL SMOKE EVIDENT IN THE COCKPIT. COMPLIED WITH CHECK LIST, FOUND LT IRU AC C/B TRIPPED. PULLING LT IRU DC C/B AND USING ALT EQUIPMENT CO
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