JASC 2420

Service difficulty reports · 1,302

Reports filed under 2420 · AC Generation 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 = '2420'
  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 ASAA2012080292655Element · activatedNR 2 ENG IDG DPI FOUND EXTENDED. ACCOMPLISHED FIM 24-11, TASK 810. VERIFIED 1ST OCCURRENCE. ACCOMPLISHED FMC/CDU T/C 78273000 NO DEFECTS NOTED. ACCOMPLISHED IDG SCAVENGE & CHG FILTER INSPECTION CHECK IAW T/C 78424000 NO DEFECTS NOTED. ACCOMPLISHED IDG SCAVAug 2, 2012 · N516AS · Boeing 737890SDR UALA2012070503587Contactor · faultyON FINAL APPROACH, FLIGHT ATTENDANTS SMELLED A SMOKE ODOR BETWEEN OVERWING EMERGENCY EXIT ROW AND ROW 9. NO VISIBLE SMOKE, ONLY ODOR. FO ND DISPLAY INOP. CHATTERING BRAKES, LAX WILL SUPPLY EFS FOR ENGINE RUNS, FBO WORKING ITEMS. REF LOG 1 ON CHATTERING RELJul 5, 2012 · N476UA · Airbus A320232SDR 2012F00122Relay · malfunctionedLEFT AC FAILED TO POWER AFTER ENGINE START, FAILED INSTRUMENTS AND INDICATIONS ON CAPTAIN FMA, LEFT ENGINE PARAMETERS AND PFD, AC CROSSTIE NOTED BUT FAILED TO RESET. MX PERFORMED THE FOLLOWING: RESET AC CROSSTIE RELAY IAW AMM 71-00-00, C/W AC CROSSTIE OPS CHEJul 2, 2012 · N120MN · Doug DC983SDR USAA2012062900019Transformer · faultyEN ROUTE TPA TO CLT, THE RIGHT GENERATOR BUS OFF LIGHT ILLUMINATED IN DESCENT - RESET WAS SUCCESSFUL. THE APU WAS ON MEL49-01A AT THE TIME. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE CURRENT TRANSFORMER BAD ON THE NR 2 ENGINE. REMOVED ANJun 28, 2012 · N422US · Boeing 737401SDR QXEA2012062600538Contactor · failedMASTER CAUTION ILLUMINATED DURING TAKEOFF WITH LT AC BUSS, LT TRU, & PITOT HEAT 1 CAUTION LIGHTS. REJECTED TAKE OFF AT APPROXIMATELY 60 KTS. COMPLIED WITH LT AC BUSS CAUTION IAW FIM TASK 24-20-00-810-803. FOUND EPCU FAULT CODE 25, VERIFIED LT AC GENERATOR STIJun 26, 2012 · N413QX · Bombdr DHC8402SDR AALA20120624003Power Supply · defectiveSTL - INFLIGHT ORD-DFW. CREW REPORTED BURNING ODOR ASSOCIATED WITH ELECTRICAL COMPONENTS. FLIGHT ATTENDANTS TURNED OFF POWER TO POWER PORTS AND ODOR DISSIPATED THROUGHOUT CABIN. EMERGENCY DECLARED FLIGHT DIVERTED STL LANDED WITHOUT INCIDENT. REPLACED BAD PJun 24, 2012 · N9624T · Doug DC983SDR UALA2012060103042Converter · faultyBACK UP GENERATOR RIGHT STATUS MESSAGE. REPLACED BACKUP GENERATAOR CONVERTER.May 28, 2012 · N769UA · Boeing 777222SDR UIEA2012042600168Gcu · failedLEFT GCU FAILED BPCU BITE TEST. R & R LT GCU, OPS CHECKED OK, OK FOR SERVICE IAW MM 24-11-00.Apr 26, 2012 · N641GT · Boeing 76738ESDR CA120416001Plunger · sheared(CAN) DURING RAM AIR TURBINE MANUAL DEPLOYMENT INSPECTION, FOUND RAT DOWNLOCK PLUNGER SHEARED IN RAT STOW BAY.Apr 16, 2012 · Emb ERJ190100IGWSDR UALA2012031901784Grommet · not seatedNR 1 ENGINE I/B GENERATOR FEED CABLES AT PYLON DISCONNECT BOX GROMMET MIGRATED AFT. CORRECTIVE ACTION AS REQUIRED. CUT LACING CORD ALONG FEEDER CABLE INSIDE BOX FOR ACCESS TO HARDWARE. RESEATED GROMMET, INSTALLED LACING CORD, RE-INSTALLED HEAT BLANKETS AND Mar 17, 2012 · N223UA · Boeing 777222SDR UALA2012031201585Unknown · malfunctionedCREW REPORTED WHEN THROTTLES ADVANCED FOR TAKEOFF LEFT GEN TRIPPED OFF AT APPROX 1.1 EPR. ACFT EXITED RUNWAY. ACFT SPEED WAS LESS THAN 10 KTS, NO EXCESSIVE BRAKING USED. CREW REPORTED GENERATOR RESET NORMAL. CREW REPORTED LEFT GEN RESET NORMAL. REPOSITIONMar 10, 2012 · N574UA · Boeing 757222SDR HALA2012022300071Inverter · inoperativeEMERGENCY INVERTER INOPERATIVE. REPLACED EMERGENCY INVERTER IAW AMM 24-24-01. OPS CHECKED OK.Feb 23, 2012 · N912ME · Boeing 717200SDR SWIA201229782Controller · malfunctionedADG DEPLOYED. (FLT 6219) REPLACED ADG AUTO DEPLOYMENT CONTROLLER. PN: 82046-5 SN OFF: 049Feb 22, 2012 · N702BR · Cndair CL6002B19SDR SWIA201229751Squib · unwanted deployADG AUTO DEPLOY SQUIB INADVERTENTLY DEPLOYED. (SERVICE) REPLACED SQUIB. P/N OFF: 055046B SN OFF: 3497Feb 19, 2012 · N988CA · Cndair CL6002B19SDR SWIA2012021329659Control Unit · malfunctionedFLT 6299, ADG DEPLOYED AFTER TAKEOFF. RESTOWED ADG AND REPLACED ADG AUTO CONTROL UNIT. PN: , SN OFF:Feb 13, 2012 · N701BR · Cndair CL6002B19SDR CVGA20120204001Control Panel · faultyAPPROXIMATELY 10 SECONDS AFTER TAKEOFF, ADG DEPLOYED. WINDSHIELD HEAT CAUTION MESSAGE ILLUMINATED, EMERGENCY LIGHTS CAME ON. ELECTRICAL PANEL NORMAL WITH EXCEPTION OF ADG GEN WAS GREEN.Feb 4, 2012 · N597DA · Cndair CL6002B16SDR CA120209007Adg · unwanted deploy(CAN) ADG DEPLOYED ON CLIMB. NO AC OR DC GENERATION LOSS ON EICAS. CREW ELECTED TO RETURN TO FIELD. MAINTENANCE UNABLE TO DUPLICATE OR FIND FAULT, STOWED ADG, AND ACFT RETURNED TO SERVICE.Feb 2, 2012 · Cndair CL6002B19SDR 2012FA0000083Switch · brokenPILOT REPORTED ALTERNATOR SWITCH INOPERATIVE. ON TROUBLESHOOTING, THE TECH FOUND THE CIRCUIT BREAKER/SWITCH AT FAULT. INSTALLED NEW CIRCUIT BREAKER/SWITCH. OPS CHECK OK. SWITCH THAT FAILED WAS INSTALLED TO COMPLY WITH AD 2008-13-17. THIS ACFT HAS HAD 6 OF Feb 1, 2012 · N1564A · Beech F33ASDR ASAA12511029Unknown · malfunctionedDURING TAXI IN AFTER LANDING BOTH ENGINES RUNNING APU GEN POWER DROPPED OFF LINE. RE-ESTABLISHED GEN BUS NR 1 & 2 THEN RE-ESTABLISHED APU GEN POWER. APU GEN THEN AGAIN DROPPED OFF LINE VOLTS =0 FREQS=0 SO WE SHUT APU OFF. ALL CIRCUIT BREAKERS IN. CONFIRMEDJan 31, 2012 · N570AS · Boeing 737890SDR UALA2012013000578Clamp · looseNR 2 ENG FEEDER CABLES INSIDE PYLON ABOVE ENGINE LOOSENED (ALL CLAMPS AND STAND OFFS IN TOP PYLON). STARTED SECURING FEEDER CABLES INSIDE OF PYLON 4EA UPPER CLAMPS, 2 LOWER CLAMPS STILL LOOSE AND FIREWALL FEED THRU NEEDS SEALED WHEN WORK COMPLETED.Jan 28, 2012 · N785UA · Boeing 777222SDR ASAA12511002Unknown · malfunctionedAPU ELECTRICS WOULD NOT SELECT AFTER LANDING. FOUND MAINT MSG 49 11019. C/W FIM 49 10 TASK 801. MSG NOT CURRENT. GROUND VERIFICATION SUCCESSFUL.Jan 28, 2012 · N570AS · Boeing 737890SDR MYWA120010Unknown · malfunctionedETOPS SIGNIFICANT SYSTEM: DURING ENGINE RUN UP GENERATOR NR 1 SOURCE OFF LIGHT ILLUMINATES. FOR T/S PURPOSES SWAPPED GCU BETWEEN APU AND NR 1 GEN GCU OPS CKS NORMAL FOR APU AND GEN GCU APU GCU P/N 76215F/ S/N 2792 GEN GCU P/N 762185F S/N 2731 IAW 737-800 FIMJan 23, 2012 · N733MA · Boeing 73781QSDR HALA2012011100018Gcu · failedETOPS SIGNIFICANT SYS - FOUND RT GENERATOR FIELD LIGHT ILLUMINATED ON P61. SERVICED IDG RESET FIELD LIGHT IAW AMM 24-22-00. PERFORMED IDLE ENGINE RUN. FAULT DID NOT RETURN. DUE TO HISTORY, REPLACED RT GCU IAW AMM 24-22-02. TESTED OK IAW AMM. OK FOR SERVICE.Jan 11, 2012 · N584HA · Boeing 7673G5SDR UALA2011122106995Control Panel · malfunctionedNR 3 ELECTRICAL GENERATION SYS STATUS MESSAGE ON ARRIVAL. FAULT CODE 24326. REPLACED GENERATOR CONTROL PANEL. ACCOMPLISHED ENGINE RUNS AND ELECTRICAL SYSTEM CHECKS NORMAL WITH NO MESSAGES NOTED.Dec 18, 2011 · N199UA · Boeing 747422SDR FDEA201111154924Gcu · inoperativeAT APPROXIMATELY 80 KTS ON TAKEOFF ROLL, NR 2 GENERATOR FAILED WITH ASSOCIATED ECAM WARNINGS FOR EQUIPMENT ON NR 2 BUSS. REJECTED TAKEOFF AND RETURNED TO BLOCKS. R & R NR 2 GCU (2XU) WITH APU GCU IAW AMM 24-22-12-04-0. OPS CHECKED NR 2 GENERATOR AT IDLE ONNov 15, 2011 · N664FE · Airbus A300F4605RSDR USAA2011111400026Contactor · faultyEMERGENCY GENERATING SYSTEM TEST FAULTED. REMOVED & REPLACED CONTACTOR 3XC IAW AIRBUS MAINTENANCE MANUAL 24-25-55.Nov 13, 2011 · N675AW · Airbus A320232SDR AALA20111109DFW02Control Unit · inoperativeDFW - CREW REPORTED ALL INSTRUMENTS, COCKPIT LIGHTS, CHIMES AND BELLS STARTED FLASHING. FOUND RIGHT ENGINE GENERATOR INOPERATIVE. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED BCU. SYSTEM GROUND CHNov 9, 2011 · N587AA · Doug DC982SDR MYWA110105Control Unit · malfunctionedETOPS SIGNIFICANT SYSTEM: ELEC LIGHT ON ELECTRICAL PANEL ILLUMINATED ON GROUND. ACCOMPLISHED STANDBY POWER/BATTERY CHARGER TEST IAW 737-800 OPS MANUAL PAGE 63 AND PASSED PERFORMED ELECTRICAL PANEL BITE AND SHOWED INTERMITTENT FAULT OF SPCU INOP FAULT CLEAREDNov 1, 2011 · N739MA · Boeing 7378Q8SDR AALA20111022TUL02Relay · inoperativeTUL - INFLIGHT DFW-ORD. CREW REPORTED AUXILIARY POWER UNIT FAILED WITH RIGHT GENERATOR ALREADY ON PLACARD. FLIGHT DIVERTED TUL LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED THE AUXILIARY POWER UNIT GENERATOR CONTROL UNIT. ADJUSTED VOLTSOct 21, 2011 · N460AA · Doug DC982SDR UALA2011090704852Shutoff Valve · inoperativeNR 1 ENGINE BACK UP GEN AIR-OIL HEAT EXCHANGER COOLER VALVE INOP. REPLACED NR 1 ENG BACK UP GEN AIR-OIL COOLER VALVE REF AMM. PART BORROWED. PART 808900-1, PCN 645-9045, SERIAL F48080. CONTAINER NOT ON BOARD.Sep 7, 2011 · N781UA · Boeing 777222SDR UALA2011082204454Relay · faultyEMERGENCY GENERATOR FAILED THE EQ3333 TEST. REPLACED RELAYS 12XE AND 20. REPLACED NR 3 TR BAD FROM STOCK, RE-INSTALLED ORIGINAL. FOUND RELAY 17XE CONTACTS A2 TO A3 REMAINS OPEN WHEN DE-ENERGIZED. REPLACED RELAY 17XE - OPS CHECKS GOOD.Aug 21, 2011 · N422UA · Airbus A320232SDR N29F2011F00000Converter · failedDURING PRE-FLIGHT, CAPTAIN NOTICED 2 MOMENTARY CAS MESSAGES PRIOR TO THE APU GENERATOR AUTO-SWITCHING TO OFFLINE, AND DU2 LOSING POWER. THE CAS MESSAGES DISPLAYED WERE THE AMBER "APU GENERATOR OVERLOAD", AND THE BLUE, "R 60 HZ POWER FAIL". THE 60 HZ CONVERTEAug 14, 2011 · N452NS · Gulstm GIVXG450SDR UALA2011081004181Relay · faultyAPU BATT DOES NOT DISCHARGE DURING STANDBY TEST. UNTIL 15 SECONDS AFTER SWITCH IS IN BATTERY POSITION. REPLACED APU STBY BUS XFR RELAY R7853 PER MM. STANDBY TEST PASSES PER DL3387.Aug 9, 2011 · N120UA · Boeing 747422SDR UALA2011080103925Idg · failedPER INBOUND CREW, LEFT BUSS TRIPPED ON THROTTLE ADVANCE DURING T/O. RESET AS REQUIRED. ITEM HAS HISTORY. DUE HISTORY OF THIS FAULT, THIS ITEM IS GENERALLY CAUSED BY A DEFECTIVE IDG. SUSPECT IDG INSTALLED BY PREVIOUS STATION FOR ANOTHER TYPE FAULT, NEEDS RPAug 1, 2011 · N663UA · Boeing 767322SDR MYWA110072Circuit Breaker · trippedETOPS SIGNIFICANT SYSTEM: GEN PWR CONT CB POPPED AND APU SHUTDOWN AT GATE. FOUND GEN PWR CONT C/B INADVERTENTLY POPPED RESET C/B AND ACCOMPLISHED OPERATIONAL CHECK OF APU IAW B737-400 M/M 49-11-00 PG 501 OPS CHECK NORMAL NO DEFECTS NOTED AT THIS TIME.Jul 9, 2011 · N753MA · Boeing 73748ESDR ASAA11510036Unknown · malfunctionedELEC LIGHT ON STATIC INVERTER INOP. PROBLEM OCCURED AFTER GND PWR FAILED. WHILE TROUBLESHOOTING SYS RETURNED TO NORMAL OPS PER 24 34 TASK 801. VERIFICATION FLIGHT SUCCESSFUL.Jul 9, 2011 · N565AS · Boeing 737890SDR CA110705005Ram Air Turb · misinstalledDURING RAT SYS FUNCTION TEST (J/C 39-24-23-00-004C-01), RAT FOUND UNABLE TO DEPLOY. INVESTIGATION REVEALED THAT THE RAT WAS NOT STOWED CORRECTLY. THE BLADES WERE NOT IN THE LOCKED AT GATE POSITION DESPITE THE LOCKING PIN IN THE EXTENDED POSITION. AS THE RAT WJul 2, 2011 · Emb ERJ190100IGWSDR ASAA1159966Unknown · malfunctionedDURING ENGINE START WITH APU RUNNING AND ON APU GENERATOR POWER THE APU GENERATOR KICKED OFF BOTH SIDES BUT CONTINUED TO RUN. AFTER ENGINE NR 1 WAS STARTED APU GENERATORS WERE SUCCESSFULLY PUT BACK ON BOTH SIDES HOWEVER EEC ON ENGINE NR 1 WAS IN ALTN MODE. NJun 30, 2011 · N559AS · Boeing 737890SDR HALA2011062500290Inverter · failedETOPS SIGNIFICANT SYS - STBY PWR TEST FAIL. MSG APPEARS AS "MAIN BATTERY CHARGER & STANBY INVERTER" REPLACED MAIN BATTERY & CHARGER NO HELP, REPLACED STBY INVERTER, ALL OK IAW AMM.Jun 25, 2011 · N582HA · Boeing 76733AERSDR UALA2011062003025Control Unit · faultyEICAS MSG APU GEN OFF & APU GEN OFF LIGHT ON WITH APU RUNNING. GEN WOULD NOT RESET. REPLACED BPCU PER MM, OPS OK.Jun 19, 2011 · N661UA · Boeing 767322SDR UALA2011061402934Relay · failedELECTRIC STBY SYS EICAS AND STATUS MESSAGE. REPLACED RELAY K24013 IN P 210 PANEL. STBY PWR OPS CHECK GOOD. NO MSG DISPLAYED.Jun 13, 2011 · N211UA · Boeing 777222SDR HALA2011051700205Inverter · failedETOPS SIGNIFICANT SYS - "STBY INVERTER" MESSAGE DISPLAYED ON EICAS. REPLACED THE STATIC INVERTER IAW AMM 24-33-03. OPS CHECK OK.May 17, 2011 · N582HA · Boeing 76733ASDR FDEA201105061765Latch · wornDURING CLIMBOUT ADG DEPLOYED ON ITS OWN. AUX PUMP ON/ADG ELECTRIC ON ALL NORMAL. SLOWED TO A SLOWER CRUISE SPEED. R & R OTBD UPLATCH SPRING, AMM 24-25-01-2. CHECKED ROLLER. CHECKED NORMAL. AWAITING UPLATCH HOOK.May 6, 2011 · N68059 · Doug MD1010FSDR UALA2011042501984Idg · failedELECTRICAL GENERATOR SYS RT IDG HAS DISCONNECTED OR A PROTECTIVE TRIP OF THE GENERATOR CONTROL BREAKER HAS OCCURRED OR A PROTECTIVE TRIP OF THE BTB HAS OCCURRED. ELECT GEN OFF RT EICAS MSG AT ENGINE START. RIGHT IDG INOPERATIVE. TRIED SWAPPING GCU 1 AND 2 PEApr 22, 2011 · N784UA · Boeing 777222SDR ASAA1159444Idg · malfunctionedNR 1 ENG IDG DPI FILTER INDICATOR POPPED OUT. REPLACED BOTH IDG FILTERS IAW AMM 24-11-41-000-801 AND AMM 24-11-400-801. ACCOMPLISHED INSP AND CHECK IAW AMM 24-11-41-200-801. NO VISIBLE CONTAMINATION NOTED. TSR ISSUED REPLACED NR 1 ENGINE IDG IN REF AMM 24-Apr 12, 2011 · N583AS · Boeing 737890SDR UALA2011040701679Seal · leakingUPON COMPLETION OF LEFT ENG 5 MIN IDLE, FOUND A SIGNIFICANT PUDDLE OF OIL THAT WAS TRACED TO NR 1 ENG BUG. REPLACED LT BUG PER MM. REPLACED BUG DRIVE SEAL PER MM.Apr 6, 2011 · N215UA · Boeing 777222SDR UALA2011032401402Idg · faultyNR 1 IDG TEMP SENSOR MESSAGE INTERMITTENTLY ON. NO TIME TO T/S, HAS HISTORY. REPLACED NR 1 IDG, OPS GOOD.Mar 23, 2011 · N543UA · Boeing 757222SDR UALA2011031601251Converter · faultyELEC BACKUP SYS BACKUP ELECTRICAL SYSTEM FAILURE. ADVISORY. CREW COMMENTS: BOTH BACKUP GENERATORS RESET MSG-2445001 LATCHD ER MODE MSG-2446090 LATCHD ER MSG-2445480 INACTV ER MODE MSG-2445002 INACTV ER MODE MSG-2445000 INACTV ER MODE INBOUND FLT DECK EFFMar 15, 2011 · N216UA · Boeing 777222SDR 2011FA0000173Control Box · detachedAUTOPILOT FAILED AT CRUISE FOLLOWED BY PRIMARY PITCH TRIM FAIL, MACH TRIM FAIL, DURING DESCENT AC BUSS TIE C/B POPPED. AMMETERS INDICATED 50 AMP DIFFERENCE. DURING TROUBLESHOOTING OF THE AUTOPILOT, PITCH TRIM, MACH TRIM & AC BUSS SYSTEMS FOUND CONNECTOR P213Mar 9, 2011 · N27AX · Lear 35ASDR UALA2011030901154Gcu · faultyLEFT GEN DRIVE LIGHT ON OVHD PANEL NOT ILLUMINATED. NO AMIS HISTORY. BPCU FAULT WAS "REPLACE L ENG GCU". REPLACED LT ENG GCU. RAN ENG AT GATE AND DRIVE LIGHT OPERATION WAS NOW NORMAL WITH NO OTHER FAULTS NOTED.Mar 8, 2011 · N548UA · Boeing 757222
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