JASC 2230

Service difficulty reports · 1,084

Reports filed under 2230 · Auto Throttle 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 = '2230'
  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 ASAA11510615Autothrottle Sys · malfunctionedAUTO THROTTLES FAILED DURING TAKEOFF WOULD NOT RE-ARM. PERFORMED FIM TASK 22 32 00 810 819 NO FAULTS AND NO CURRENT STATUS FAULTS PERFORMES A/T SYSTEM OPERATIONAL TEST PER M/M 22 31 00 OPS CHECKS GOOD NO FAULTS.Nov 2, 2011 · N569AS · Boeing 737890SDR ASAA11510590Autothrottle Sys · malfunctionedAUTO THROTTLE DISENGAGED IN FLIGHT. ATTEMPTED TO RE-ENGAGE BUT DISENGAGED AGAIN. 22313000. PERFORMED A/T FIM TASK 22 32 00 FOR F/C 22 31688 WHICH WAS LOGGED ON 26 OCT 11 IN THE INFLIGHT FAULTS. CYCLED A/T DC1. PERFORMED A/T SYSTEM AND OPERATIONAL TEST PER Oct 26, 2011 · N518AS · Boeing 737890SDR FDEA201110224620Computer · malfunctionedON TAKEOFF ROLL AT APX 20 KNOTS AUTO THROTTLES DISCONNECTED. REJECTED TAKE OFF AND RESET FOR ANOTHER TAKEOFF MAKING SURE BOTH THROTTLES WERE SYMMETRICAL, LT THROTTLE APPEARS TO LAG THE RIGHT. SECOND TAKEOFF NORMAL. AUTOTHROTTLES WORKED NORMALLY REMAINDER Oct 22, 2011 · N947FD · Boeing 757236SDR ASAA11510560Switch · faultyNR 1 REVERSER LIGHT ILLUMINATED ON OVERHEAD PANEL. REPLACED R477 REF WDM 78 32 51. NO HELP. NR 1 T/R WILL NOT STOW WHEN COMMANDED. EAU YIELDS 'L AND R SLEEVE SYNC LOCK PWR. BUMPING FORWARD THRUST LEVER EVER SO SLIGHTLY NR 1 T/R CLOSES. REF FIM 78 32 00 8Oct 20, 2011 · N562AS · Boeing 737890SDR UALA2011101905670Computer · inoperativeTMC CONTROL PANEL INOPERATIVE. REPLACED TMC, OP CHECKED NORMAL.Oct 18, 2011 · N655UA · Boeing 767322SDR UALA2011100505407Computer · failedTHRUST MANAGEMENT COMPUTER FAILED AUTOTHROTTLE TEST 40. REPLACED TMC PER MM. FAILED TEST AUTOPILOT PORTION OF TEST.Oct 4, 2011 · N659UA · Boeing 767322SDR ASAA11510469Module · faultyAUTOTHROTTLE SWITCH WILL NOT STAY IN ARMED POSITION AFTER REPEATED ATTEMPTS DURING CLIMB AND CRUISE.AUTOTHROTTLE CB (P18 E1) REMAINED ENGAGED. CURRENT STATUS COMES UP WITH ASM2 FAULTS AND FAULT HISTORY HAS NUMEROUS ASM2 FAULTS IN LAST TWO FLIGHT LEGS. REPLACOct 4, 2011 · N518AS · Boeing 737890SDR ASAA11510441Servo · faultyA/T DISENGAGED ON TAKEOFF WHEN TOGA PRESSED COULD NOT GET A/T TO ENGAGE AT ANYTIME DURING FLIGHT. A/T FFR SHOWS NUMEROUS ASM 2 RATE MONITOR FAULTS MSG 22 31688. REPLACED ASM 2 REF 22 31 91. PERFORMED A/T CURRENT STATUS TEST AS REQ'D PER SAME MM.Sep 29, 2011 · N569AS · Boeing 737890SDR ASAA11510421Unknown · malfunctionedAUTOTHROTTLE WILL NOT ENGAGE ON TAXI OUT. SWITCH DOES NOT HOLD IN "ARM" POSITION. ALL INDICATIONS NORMAL. A/T INFLIGHT FAULTS SHOWED 21 OCCURRANCES OF MAINT. MESSAGE 22 31502 FOR ASM 2 ON LEG 4. PERFORMED A/T BITE CURRENT STATUS TEST SEVERAL TIMES REF MM Sep 27, 2011 · N518AS · Boeing 737890SDR ASAA11510349Autothrottle Sys · malfunctionedAUTOTHROTTLES WILL NOT STAY ENGAGED. CURRENT STATUS PASSED INFLIGHT FAULT SHOW MSG 22 31688 FOR PREVIOUS FLT. PERFORMED FIM 22 32 00 810 819 RAN SERVO MOTOR TEST NUMEROUS TIMES WITH NO FAULT. A/C REMAINS CATIIIA AUTOLAND & HGS QUALIFIED.Sep 9, 2011 · N518AS · Boeing 737890SDR UALA2011082204472Computer · faultyUNABLE TO ENTER ASSUMED TEMP FOR REDUCED TAKE OFF, REPLACED THRUST MANAGEMENT COMPUTER, ALL TEST PASSED.Aug 20, 2011 · N655UA · Boeing 767322SDR ASAA11510241Servo · failedAUTOTHROTTLES DISENGAGE AFTER ENGAGEMENT. WHEN THROTTLES BEGIN TO MOVE ONLY NR 2 THROTTLE MOVES THEN DISENGAGES. ON DEFERRAL. A/T CURRENT STATUS SHOWS NO FAULTS, A/T SERVO TEST PASS. FFR SHOWS 11 FAULTS ON LEG 2 MESSAGE 22 31687 ASM NR 1 LEGS 3 40 NO FAULTAug 12, 2011 · N586AS · Boeing 737890SDR ASAA11510220Servo · malfunctionedAUTOTHROTTLES WILL NOT REMAIN ENGAGED. REPLACED ASM1 REF MM 22 31 91 OPS NORMAL. PERFORMED A/T OPERATIONAL TEST AND LAND VERIFY REF MM 22 11 00. A/C REMAINS CAT IIIA AUTOLAND & HGS QUALIFIED STATUS SCREW REFLECT SAME.Aug 10, 2011 · N585AS · Boeing 737890SDR ASAA11510202Servo · failedAUTOTHROTTLES WILL NOT STAY ENGAGED. PERFORMED FIM TASK 22 31 00 810 805 AUTOTHROTTLE SERVO MOTOR FAILURE. CONFIRMED FAULT NR 1 AUTOTHROTTLE SERVO MOTOR FAILURE. REPLACED NR 1 AUTOTHROTTLE SERVO MOTOR PER M/M 22 31 91. OPS CHECK GOOD.Aug 4, 2011 · N585AS · Boeing 737890SDR UALA2011080304050Autothrottle Sys · malfunctionedAUTOTHROTTLE FAIL AT STATUS ON ADI IS BLANK. TMC APPEARS OK. LEG FAULT A-T DISC TMC 01310800 AND TEST FAILURE OF MCDP-TMC. REPLACED TMC. AUTOLAND TEST 02, 30, 40 PASSED.Aug 2, 2011 · N656UA · Boeing 767322SDR ASAA11510178Autothrottle Sys · disengagedAUTOTHROTTLES DISENGAGED UNABLE TO RE ENGAGE. FFR LOGGED MSG22 31687 ASM 1FOR LAST LEG. CURRENT & SERVO TEST PASSED. DUE TO HISTORY REPLACED ASM 1 REF MM 22 31 93 OPS NORMAL. A/C REMAINS CAT IIIA AUTOLAND & HGS QUALIFIED STATUS SCREW REFLECT SAME.Jul 27, 2011 · N586AS · Boeing 737890SDR ASAA11510157Autothrottle Sys · malfunctionedAUTOTHROTTLES DISCONNECTED ON TAKEOFF ROLL SJC AND WOULD NOT REMAIN ENGAGED. PERFORMED FIM TASK 22 32 00 810 806 AUTOTHOTTLE AUTOMATIC DISENGAGE PROBLEM. NO FAULTS FOUND IN CURRENT STATUS. NO HISTORY 60 DAYS. OK FOR CONTINUED SERVICE.Jul 23, 2011 · N596AS · Boeing 737890SDR ASAA11510132Servo · faultyAUTO THROTTLES FAILED AFTER T/O. SWITCH ONLY STAYS ENGAGED ABOUT 3 4 SEC. REF FIM:22 31/801 A/T LOGGED ON RELATED FLT LEG ASM1 FAULT AND SERVO MOTOR TEST INTERMITTENTLY FAILS ASM1 #22 31780. REPLACED NR 1 ASM REF MM 22 31 91, OPS CHECK NORMAL.Jul 18, 2011 · N586AS · Boeing 737890SDR FDEA201107082614Autothrottle Sys · malfunctionedON TAXI OUT, HAD AN UNCOMMANDED AUTO THROTTLE ENGAGEMENT TO TAKEOFF POWER. THROTTLES HAS JUST BEEN MOVED TO IDLE FROM ABOUT 30 PERCENT, AT WHICH TIME THE ATS ENGAGED. POWER CAME UP TO ABOUT 45 PERCENT BEFORE THROTTLES WERE OVER-RIDEN & THE A/T SWITCHES WEREJul 8, 2011 · N855FD · Boeing 777FS2SDR FDEA201107012552Computer · malfunctionedREJECTED TAKEOFF AT APPROX 78 KTS. NR1 ENGINE EXCEEDED THE SELECTED FLEX POWER SETTING N1(101.4). THE NR2 ENGINE ENGINE MOMENTARITLY STABLIZED AT 101.4 N1 THEN INCRESED UNSYMETERICALLY TO THRUST LIMIT OFF 107.1. CLEARED RUNWAY AND CHECKED ALL GUAGES FOR EXCEJul 1, 2011 · N425FE · Airbus A310203SDR ASAA1159935Unknown · malfunctionedAUTO THROTTLES WILL NOT REMAIN ENGAGED. PERFORMED A/T BITE TEST FOUND F/C 22 31687 ASM NR 1 PER FTD 22 039 AND MT 22 039 CYCLED CB FOR AUTOTHROTTLE DC1. PERFORMED A/T SERVO MOTOR AND CURRENT STATUS TEST NO FAULTS. ALSO TORQUE MOTOR TEST NO FAULTS.Jun 28, 2011 · N586AS · Boeing 737890SDR ASAA1159896Unknown · malfunctionedDURING CLIMB AUTOTHROTTLES DISENGAGED. PRIOR TO DISENGAGING NR 1 THROTTLE INCREASED N1 BY 1.8 PERCENT. FOUND MSG22 31688 ASM 2 IN FAULT HISTORY PAGE. ACCOMPLISHED FIM TASK 22 32 00 810 819. VERIFIED A/T BITE TORQUE TESTS ARE SATISFACTORY AND NO FAULT MSG PJun 19, 2011 · N594AS · Boeing 737890SDR ASAA1159891Autothrottle Sys · malfunctionedA/T WILL NOT ARM. PERFORMED FIM TASK 22 32 00 810 810 INITIAL EVALUATION. A/T CURRENT STATUS SHOWED NO FAULTS. ALSO PERFORMED A/T SERVO TEST REF FIM 22 31 TASK 801. TEST PASSED. NO FAULTS NOTED.Jun 19, 2011 · N569AS · Boeing 737890SDR ASAA1159879Unknown · malfunctionedAUTO THROTTLE DC 1 CIRCUIT BREAKER POPPED D 18 1 E1. RESET AUTO THROTTLE DC 1 CIRCUIT BREAKER AND TEST GOOD IAW B737NG AMM 22 31 00.Jun 15, 2011 · N597AS · Boeing 737890SDR ASAA1159711Autothrottle Sys · malfunctionedAUTOTHROTTLE SYSTEM DISENGAGED DURING TAKEOFF WOULD NOT RE ENGAGE DURING REST OF FLIGHT GROUNDED YES. PERFORMED AUTOTHROTTLE OPERATIONAL TEST REF MM 22-31-00-710-801. CURRENT STATUS PASSED IN FLT FAULT LOGGED ASM NR 2, 15 FLT LEGS AGO SERVO MOTOR TEST PASSED.May 27, 2011 · N518AS · Boeing 737890SDR ASAA1159690Unknown · malfunctionedIN CRUISE AT 380 AIRSPEED DECREASED AND INCREASED SIGNIFICANTLY WITH NO AUTOTHROTTLE RESPONSE (ISA 1) (NO TURBLUANCE) OPTIMUM CRUISE ALTITUDE 388 THE AUTOTHROTTLES FUNCTIONED CORRECTLY IN ALL OTHER PHASES OF FLIGHT. COULD NOT DUPLICATE DEFECT. NO FAULTS LISTMay 25, 2011 · N531AS · Boeing 737890SDR ANZY2011050301Clutch · misoverhauledUNABLE TO FIT BOLTS TO REPLACEMENT AUTO THROTTLE CLUTCH PACK. THE REPLACEMENT AUTO THROTTLE CLUTCH PN 253T7204-2 WAS REQUIRED TO ALLOW REMOVAL OF A LOAN ITEM. WHEN MX FITTED THE REPLACEMENT ITEM, THE MOUNTING BOLTS WOULD ONLY ENGAGE THE CLUTCH PACK SUPPORT BMay 24, 2011 · N597HA · Boeing 767332SDR ASAA1159684Unknown · malfunctionedA/T ARM GREEN LIGHT ON MCP INOP. UNABLE TO DUP/VERIFY DISCREP. W/ A/T ENGAGED A/T ARM GREEN LIGHT ILLUMINATES WILL INCREASE AND DECREASE W/CAPT'S MAIN PANEL BACK GND LIGHTING RHEOSTAT ADJUSTMENT. A/T CURRENT STATUS TEST GOOD. NO FLT FAULTS. CAT STATUS REMMay 23, 2011 · N569AS · Boeing 737890SDR FDEA201105231930Warning Light · illuminatedAFTER LANDING DURING RUNWAY TURNOFF AT LESS THAN 10 KNOTS F/O SELECTED SPEED BRAKES UP ENGINES WENT TO MAX POWER ON GROUND. WITH ALERTS CONFIG GEAR/CONFIG FLAPS/GEAR STEERING AD ORAL ALERT - HAD TO SLAM BRAKES HARD. AD DISCONNECT A/T MANUALLY. INTERROGATEDMay 23, 2011 · N882FD · Boeing 777F28SDR CA110518007Autothrottle Sys · malfunctionedCREW ADVISED FLIGHT DISPATCH OF A REJECTED TAKEOFF THAT EXCEEDED 100 KTS. THE ACFT WAS ON THE TAKEOFF ROLL. JUST AS THE ACFT ACCELERATED THROUGH 100 KTS, CREW OBSERVED AN EICAS "THROTTLE LEVER NOT TOGA". THE ACFT WAS STOPPED ON THE RUNWAY. OPS CHECK OF AUTMay 17, 2011 · Emb ERJ170200SUSDR ASAA1159666Unknown · malfunctionedAUTO THROTTLES WILL NOT ENGAGE. BITE CHECK A/T NO CURRENT FAULTS SERVO TEST PASS REF FIM 22 31 00 810 801.May 17, 2011 · N585AS · Boeing 737890SDR UALA2011051302381Computer · disconnectedON DESCENT FAST SLOW INDICATOR FLASHING AND AUTOTHROTTLES DISCONNECTED UNABLE TO USE A-T. AIRCRAFT IS CAT II ONLY. REPLACED THRUST MGMT COMPUTER PER MM AND PERFORMED OPS TEST. A/C RETURNED TO CAT III STATUS.May 13, 2011 · N546UA · Boeing 757222SDR ASAA1159624Unknown · malfunctionedAUTOTHROTTLE WILL NOT REMAIN ENGAGED MORE THEN 1 2 SECONDS. FLIGHT FAULT REVIEW SHOWED ASM 2 DISCONNECTED 3X ON 1 FLIGHT LEG. RAN AUTOTHROTTLE OPS TEST AND SERVO MOTOR TEST SEVERAL TIMES NO DISCREPANCIES REF MM 22 31 00. NO HISTORY LAST 30 DAYS.May 8, 2011 · N517AS · Boeing 737890SDR ASAA1159587Autothrottle Sys · malfunctionedAUTOTHROTTLES ADDED POWER WHEN THEY SHOULD HAVE BEEN AT IDLE . THIS OCCURRED IN A VERTICAL SPEED DESCENT AND IN VNAV PATH. PERFORMED AUTOTHROTTLE OPS TEST PER M/M 22 31 00 710 801. NO FAULTS FOUND. NO HISTORY LAST 30 DAYS. OK FOR SERVICE.May 2, 2011 · N584AS · Boeing 737890SDR CA110418003Autothrottle Sys · failed(CAN) CREW ADVISED FLIGHT DISPATCH THAT THEY WERE HAVING "AUTO-THROTTLE" PROBLEMS AFTER TAKEOFF. THE PROBLEM SEEMED TO BE AFFECTING FLIGHT CONTROLS , THE CREW, MOC AND FLIGHT DISPATCHER AGREED TO HAVE THE ACFT RETURN BACK TO POINT OF DEPARTURE. NO EMERGENCY WApr 16, 2011 · Boeing 767375SDR ASAA1159459Servo · failedAUTO THROTTLE WILL NOT STAY ENGAGED. REMOVED AND REPLACED NR 1 AT SERVO MOTOR IAW AMM TASK 22 31 91 400 801, OPS CHECK NORMAL.Apr 15, 2011 · N597AS · Boeing 737890SDR ASAA1159377Unknown · malfunctionedAUTO THROTTLES INOP. COULD NOT DUPLICATE. A/T FFR LOGGED NO ASM DATA NR2 ASM 22 31502. DID NOT FIND FAULT ACTIVE. ACCOMP A/T CURRENT STATUS CK & A/T SERVO MOTOR TEST SEVERAL TIMES, ALL OPS CHECK NORMAL REF FIM:22 31/805. NO HISTORY 14 DAYS.Apr 3, 2011 · N518AS · Boeing 737890SDR YENA20110328225Computer · failedFLT 811 JFK-POP, AIR RETURN TO JFK DUE DURING TAKEOFF AUTOTHRUST KICKED OFF. CREW TURNED IT BACK ON DURING CLIMB & IT WORKED NORMAL. NR 2 FMGC FAILED AFTER TAKEOFF. RESET NR 2 FMGC HAD NO EFFECT A/C POSITION INVALID MESSAGE CAME UP. REMOVED AND REPLACED NRMar 28, 2011 · N531JL · Airbus A320232SDR ASAA1159276Motor · faultyAUTO THROTTLES INOP. ACCOMPLISHED AUTOTHROTTLE CURRENT STATUS TEST, TEST PASSED. AUTOTHROTTLE SERVO TEST, ALSO PASSED. DUE TO HISTORY AND NUMEROUS INFLIGHT FAULTS OF "RATE LIMIT" ASM2. REMOVED AND REPLACED NR 2 ASM PER AMM REF 22 31 91 020 801, OPS CHECKS Mar 17, 2011 · N518AS · Boeing 737890SDR UALA2011030801127Clutch · damagedAUTOTHROTTLE INOP IN CLIMB. RT AUTOTHROTTLE CLUTCH ASSY DAMAGED. FOUND J2 CONNECTOR TO EEC BROKEN ON LT ENG. REPLACED LT THRUST LEVER ANGLE RESOLVER.Mar 8, 2011 · N549UA · Boeing 757222SDR ASAA1159204Autothrottle Sys · malfunctionedAFTER PRESSING TO / GA DURING TAKEOFF A/T'S ONLY ENGAGED THE NR 1 THROTTLE AND THEN DISCONNECTED. THROTTLES WERE MANUALLY SET TAKEOFF CONTINUED THEN A/T ARM WAS RE-ENGAGED WITH AN IMMEDIATE DISCONNECT. FLIGHT CONTINUED WITH A/T'S OFF. A/T FFR NO FAULT LOGGEDMar 7, 2011 · N518AS · Boeing 737890SDR ASAA1159161Autothrottle Sys · malfunctionedAUTOTHROTTLES DISENGAGED MULTIPLE TIMES IN FLIGHT. NO HISTORY. NO CURRENT FAULTS AUTOTHROTTLE SYSTEM OPS CHECKS NORMAL PER 22 31 00 710 801.Mar 1, 2011 · N585AS · Boeing 737890SDR ASAA1159056Unknown · malfunctionedAUTO THROTTLE WILL NOT ENGAGE. PERFORMED A/T CURRENT STATUS TEST, TEST PASS NO FAULTS, ALSO INTERACTIVE THROTTLE TEST PASSED NO FAULTS. GROUND VERIFICATION SUCCESSFUL.Feb 18, 2011 · N596AS · Boeing 737890SDR ASAA1158995Autothrottle Sys · malfunctionedAUTO THROTTLES TRIPPED OFF DURING CLIMB COULD NOT RESTABLISH. A/T FFR SHOWED NUMEROUS RATE MONITOR ASM 2 FAULTS. A/T CURRENT STATUS AND SERVO MOTOR BITE CHECKS GOOD. PRECAUTIONARY REPLACED A/T SERVO MOTOR NR 2 REF MM 22 31 91. OPS CHECK NML REF SAME MM CURFeb 8, 2011 · N518AS · Boeing 737890SDR ASAA1158875Servo · failedWITH AUTOTHROTTLES ARMED PUSHING TOGA ON TAKEOFF DISARMED AUTOTHROTTLES. REPLACED NR 1 ASM PER AMM 22 31 91 OPS CHECK NORMAL.Jan 24, 2011 · N585AS · Boeing 737890SDR ASAA1158857Autothrottle Sys · malfunctionedAUTOTHROTTLE DISENGAGED AT CRUISE ALTITUDE. MUTIPLE ATTEMPTS TO RE-ENGAGE AUTOTHROTTLE RESULTED IN DIS-ENGAGEMENTS EACH TIME AFTER 10 SECS. AUTOTHROTTLE NEVER RE-ENGAGED PROPERLY FOR REST OF FLIGHT. A/T FFR SHOWS 4 FAULTS ON FLT LEG 7-22-31687 ASM 1 RATE MOJan 20, 2011 · N585AS · Boeing 737890SDR ASAA1158733Servo · failedDURING T/O ROLL AUTOTHROTTLES DISENGAGED WOULD NOT RE-ENGAGE. REPLACED NR 2 A/T SERVO MOTOR REF MM 22 31 91, OPS CHECK NORMAL.Jan 5, 2011 · N519AS · Boeing 737890SDR ASAA1158732Unknown · malfunctionedAUTO THROTTLE INOP. UNABLE TO DUPLICATE. AUTOTHROTTLE OPS TEST GOOD. ALSO ACCOMPLISHED AUTOTHROTTLE SERVO TEST SEVERAL TIMES. NO FAULTS REF OPS AND SYSTEM TEST MM 22 31 00. NO HISTORY LAST 30 DAYS.Jan 4, 2011 · N590AS · Boeing 737890SDR ASAA1158721Servo · failedON TAKEOFF ROLL AUTO THROTTLES DISCONNECTED ON POWER UP. LEFT/RT SPLIT. LEFT THROTTLE ADVANCED FASTER THEN THE RIGHT. SERVO MOTOR TEST FAILS. UNABLE TO GET RIGHT THROTTLE TO MOVE. NUMEROUS FAULTS. NR 2 ASM SUSPECTED FAULT. REPLACED NR 2 ASM REF MM 22 31 Jan 1, 2011 · N519AS · Boeing 737890SDR DALA1100165804Autothrottle Sys · disconnectedDURING CRUISE FLIGHT THE AUTO THROTTLES DISCONNECTED. ENGINE NR 2 ROLLED BACK TO 1.0 EPR OTHER ENGINE PARAMETERS WERE NORMAL. ENG NR2 WOULD NOT RESPOND TO THRUST LEVER INPUTS. FLIGHT CREW DIVERTED. FLIGHT CREW PERFORMED AN UNEVENTFUL LANDING BUT WHILE ON TDec 30, 2010 · N584NW · Boeing 757351
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