JASC 2780

Service difficulty reports · 2,160

Reports filed under 2780 · Leading Edge Slat Control 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 = '2780'
  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 SWAA991990Switch · out fo adjustAIR TURNBACK, RT WING L/E FLAP INDICATED PARTIALLY EXTENDED AFTER FLAP RETRACTION. QRH PROCEDURED C/W WITH NO CHANGE. ADJUSTED RT L/E FLAP TARGET RETRACT SWITCH PER MM. OPS CHECK GOOD.Dec 1, 1999 · N343SW · Boeing 7373H4SDR DLL10992613Comparator · malfunctionedAFTER TAKEOFF, FLAP/SLAT LIGHT ILLUMINATED ON S/O PANEL. FLAPS CAME UP RETRACTED BUT SLATS LOCKED IN EXTENDED POSITION. FOUND BOTH ASYMMETRY BRAKES TRIPPED. RESET LT AND RT BRAKES. REPLACED L/E ASYMMETRY COMPARATOR. FLAP/SLAT OPN NORMAL.Nov 27, 1999 · N730DA · Lkheed 10113851SDR COMA9960706Vane Cap · chaffedLEFT INBOARD FLAP MOVEABLE VANE INBORAD CAP WAS CHAFED BEYOND LIMITS AT .027 DEEP. REMOVED CHAFED VANE CAP AND INSTALLED NEW VANE CAP (P/N 601R14803-41) IAW AERODESIGN REPORT NR 1286-1, REV IR, DATED 9/27/94.Nov 20, 1999 · N976CA · Cndair CL6002B19SDR 99ZZZM786Pulley · seizedDURING C-CHECK, FOUND THE AFT FLAP CABLE FRAYING AGAINST THE INBOARD FLAP PULLEY. THE INBOARD FLAP OUTBOARD CABLE PULLEY WAS FOUND WITH THE SWIVEL POINT CONTAMINATED WITH CIC COMPOUND AND DIRTY CAUSING TO SEIZE IN ONE POSITION. REPLACED FLAP CABLE AND BOTH INov 18, 1999 · N764AT · Boeing 727264SDR DHL99742004Connector · looseON FLAP RETRACTION , NR 1 SLAT LIGHT AND L/E FLAPS LIGHT AMBER AT FLAPS 2. RESEATED CANNON PLUG ON NR 1 SLAT ACUATOR. CYCLED FLAPS SEVERAL TIMES, OPS CHECKED GOOD.Nov 16, 1999 · N742DH · Boeing 727225SDR DL73E992522Nbr 2 Slat · damagedON T/O FROM MSY, GOT NR 2 L/E SLAT LIGHT ON. CREW REPORTED SLAT HANGING OUT. OFF LANDED IN JAN. FOUND SLAT MOUNTS BROKEN. REPLACED SLAT ASSY, REPAIRED SHEET METAL DAMAGE TO AIRCRAFT.Nov 15, 1999 · N244WA · Boeing 737247SDR 9904529868Retract Mech · malfunctionedDURING APPROACH INTO DTW, SLAT DISAGREEMENT LIGHT ILLUMINATED WITH A ROLL TO THE LEFT. FLIGHT CREW DECLARED AN EMERGENCY AND NORMAL LANDING WAS ACCOMPLISHED USING FLAPS ONLY. MAINTENANCE RAN SLATS SEVERAL TIMES AND PROBLEM COULD NOT BE DUPLICATED. AIRCRAFT Nov 1, 1999 · N777NC · Doug DC951SDR P2EA99309Detent Arm · out of adjustMDW - FLT 277 - FLAPS 1 THROUGH 25 SELECTED, NR 6 LEADING EDGE SLAT EXTENDS CROOKED. FLAPS 30 THROUGH 40 SELECTED, NR 6 LEADING EDGE SLAT GOES TO FULL EXTEND. ADJUSTED DETENT ARMS ON NR 6 L/E SLAT PER MM 27-81-0A. OPS CHECKS NORMAL. (X)Oct 31, 1999 · N208AU · Boeing 737222SDR DLM88992411Switch · inopSLAT DISAGREE LIGHT FLICKERED DURING APPROACH THROUGH ALL FLAP SETTINGS. NO ROLLING TENDENCY. REPLACED FLAP/SLAT HANDLE POSITION SWITCH ASSY, ADJUSTED AND TESTED PER M/M 27-80-07-2. OK FOR SERVICE.Oct 31, 1999 · N912DL · Doug MD88SDR 20000424AP005Connector · contaminatedMIA - FLT TA811 - AFTER TAKEOFF, KRUEGER FLAP DID NOT RETRACT, DUE TO THIS PROBLEM THE AIRCRAFT RETURNED TO MIA AIRPORT. AT MIAMI, MAINTENANCE TECHS PERFORMED VISUAL INSPECTION OF THE KRUEGER FLAPS AND FOUND CANNON PLUG AT THE LEFT SIDE KRUEGER FLAP CONTAMINAOct 29, 1999 · N59140 · Airbus A300B4203SDR MASA99169Warning Light · illuminatedFLT 5766 - SWF-PHL - THE AIRCRAFT RETURNED TO THE FIELD SHORTLY AFTER TAKEOFF DUE TO A SPOILER FAULT MESSAGE DURING TAKEOFF ROLL. MAINTENANCE DEPOWERED AND REPOWERED THE AIRCRAFT AND PERFORMED AN OPS CHECK OF THE SYSTEM AND FOUND NO DEFECTS OR FAILURES IN THEOct 21, 1999 · N77195 · Cndair CL6002B19SDR DL73K992292Retract Mech · malfunctionedDURING FLIGHT, NR 2 SLAT WOULD NOT RETRACT FULLY. COCKPIT INDICATIONS SHOWED NR 2 RETRACTED. DURING EXTENSION FROM 1-5 DEGRESS IT DID NOT EXTEND, BUT FROM 5-10 DEGREES IT SLAMMED TO FULL EXTEND AND THEN RETRACTED TO EXT WITH ASSOCIATED L/E INTRANSIT LIGHT ANOct 18, 1999 · N242WA · Boeing 737247SDR CA991103079Computer · malfunctioned(CAN) FLIGHT CONTROLS SLATS LOCKED IN FLIGHT WITH WING TIP BRAKE MESSAGE ON ECAM.REPLACED RELAYS 92CV AND 96CV.Oct 12, 1999 · Airbus A319114SDR AU991103079Controller · failed(AU) FLIGHT CONTROLS SLATS LOCKED IN-FLIGHT WITH WING TIP BRAKE MESSAGE ON ECAM. REPLACED RELAYS 92CV AND 96CV.Oct 12, 1999 · Airbus A319114SDR F3LA99128Detent Arm · out of adjustDEN - FLT 416 - FLIGHT CREW REPORTED AIRCRAFT ROLLED TO RIGHT WITH FLAPS EXTENDED AND REQUIRED 10 DEGREES AILERON TO COMPENSATE. MAINTENANCE ADJUSTED NR 1 AND NR 6 LEADING EDGE SLAT DETENT ARM TENSION PER MM 27-81-21. FOUND LT WING OUTBOARD TRAILING EDGE FLAOct 11, 1999 · N237TR · Boeing 737228SDR P2EA99302Retract Mech · malfunctionedMCI - FLT 588 - NR 1 LEADING EDGE SLAT TRANSIT LIGHT ON. VISUALLY CONFIRMED INBOARD END OF SLAT NOT FULLY EXTENDED WITH SLATS IN MID EXTEND POSITION. SLAT EXTENDED NORMAL WITH SLATS SELECTED TO FULL EXTEND POSITION. LUBED NR 1 LEADING EDGE SLAT. OPS CHECKSOct 8, 1999 · N620PC · Boeing 737244SDR MALA976600Retract Mech · lack of lubeON APPROACH TO DTW, WHEN SELECTING FLAPS 18 DEGREES TO FLAP 24 DEGREES RECEIVED FLAP INOP AND FLAP FAULT, FLAPS WERE STUCK AT 18 DEGREES. AFTER COMPLYING WITH QRH AND FIGURING NEW LANDING DISTANCE, CAME BACK AROUND WITH NO FURTHER INCIDENCE. MAINTENANCE GREAOct 8, 1999 · N523XJ · Bac AVRO146RJ85ASDR 99FDEA00423Control Cable · brokenLT WING NR 6 SLAT EXTEND CABLE FOUND SNAPPED OFF. REMOVED AND REPLACED IAW MM 27-89-11-4. CABLES RE-RIGGED AND FUNCTIONAL TEST CARRIED OUT IAW MM 27-80-00-05. FOUND SATISFACTORY.Oct 5, 1999 · N317FE · Doug DC1030FSDR DL733992129Switch · out of adjustDURING FLAP EXTENSION HAD L/E INTRANSIT LIGHT FOR NR 4 SLAT AND L/E FLAPS/SLAT INTRANSIT LIGHT ON FWD PANEL. WITH FLAPS AT 15 DEG THERE WAS AN INCREASE IN AIR NOISE, LEVEL AND A/C YAWED. EMERGENCY DECLARED, FLAPS RECYCLED INDICATION REOCCURED BUT NO YAW. FSep 23, 1999 · N304WA · Boeing 737347SDR CA990927084Ecu · failed(CAN) AFTER TAKEOFF, LEADING EDGE SLAT ASSYMETRY CAUTION CAME ON, QRH PROCEDURE CARRIED OUT. FLAP SLAT ELECTRONIC UNIT REPLACED.Sep 5, 1999 · Boeing 767275SDR DHL99702001Bolt · looseWHEN SELECTING FLAP 2 DEGREE UPON FLAP RETRACTION, AMBER L/E LIGHT FAILED TO EXTINGUSH. NO AMBER L/E LIGHTS ON S/O AUX PANEL WERE ILLUMINATED. FOUND AND SECURED 1 THROUGH BOLT ON FLAP DETENT SWITCH. CHECKED ADJUSTMENT AND OPS CHECK GOOD.Aug 31, 1999 · N702DH · Boeing 72730CSDR 9903466627Retract Mech · malfunctionedDURING CLIMB, THE LEADING EDGE FLAP AMBER LIGHTS ILLUMINATED ACCOMPANIED WITH AIRFRAME VIBRATION. AMBER LGHTS FOR THE NR 1 AND NR 2 LEFT WING LEADING EDGE FLAPS REMAINED ILLUMINATED AFTER USING THE ALTERNATE SYSTEM. AIRCRAFT DIVERTED NRT, DUMPED 120,000 LBS Aug 26, 1999 · N627US · Boeing 747251BSDR UPS99230456Linkage · crackedINSPECTION TYPE:N/A, NR 5 LEADING EDGE I/B FLAP BULL-NOSE LINKAGE WHERE IT ATTACHES TO THE WING CRACKED AND CORRODED. INSTALLED NEW LUG AT NR 5 KRUEGER FLAP BULLNOSE LINKAGE WITH REF TO SRM 51- 30-2. CHECKS GOOD.Aug 22, 1999 · N954UP · Boeing 727185CSDR UPS99230454Linkage · crackedINSPECTION TYPE:N/A, NR 4 L/E FLAP O/B BULL-NOSE LINKAGE WHERE IT ATTACHES TO WING CRAC KED AND CORRODED. INSTALLED NEW LUG AT NR 4 KRUEGER FLAP BULLNOSE LINKAGE WITH REF TO SRM 51- 30-2. CHECKS GOOD.Aug 22, 1999 · N954UP · Boeing 727185CSDR 99UAL900434Hook · failedNR 3 LEADING EDGE SLAT DID NOT RETRACT. VERIFIED BY VISUAL CHECK. *S/D* FOUND SLAT HOOK CRACKED. REPLACED SLAT.Aug 19, 1999 · N7291U · Boeing 727222SDR HALA9900161Switch · failedKOA - FLT 63 - SLAT EXTEND LIGHT WON'T COME ON. LIGHT TESTS OK. SLATS VISUALLY VERIFIED EXTENDED. FERRIED A/C TO HNL FOR REPAIRS. REPLACED THE LEFT SLAT EXTEND SWITCH. THE OPERATIONAL CHECK WAS OK. (M)Aug 6, 1999 · N674MC · Doug DC951SDR 9902949858Duct · dentedDURING APPROACH INTO DTW, AIRCRAFT ROLLED TO THE LEFT ON SLAT EXTENSION. CREW DECLARED AN EMERGENCY AND AIRCRAFT LANDED SAFELY USING FLAPS ONLY. MAINTENANCE FOUND RIGHT TELESCOPE DUCT DENTED. REPLACED DUCT. OPERATIONAL CHECK NORMAL AIRCRAFT RETURNED TO SERJul 24, 1999 · N767NC · Doug DC951SDR 9902929950T Duct · bindingDURING APPROACH INTO DAY, SLAT DISAGREEMENT LIGHT ILLUMINATED WITH ROLL TO THE LEFT. AN UNEVENTFUL LANDING WAS ACCOMPLISHED USING FLAPS ONLY. MAINTENANCE REPLACED LEFT SLAT ANTI-ICE T-DUCT. OPERATIONAL CHECK NORMAL.Jul 21, 1999 · N9346 · Doug DC932SDR 9902909950Guide Pads · bindingDURING APPROACH INTO GPT, SLAT DISAGREEMENT LIGHT ILLUMINATED AND AIRCRAFT ROLLED LEFT DURING SLAT EXTENSION. FLIGHT CREW DECLARED A YELLOW EMERGENCY AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED LEFT AND RIGHT T-DUCT GUIDE PADS. OPERATIONAL CHJul 17, 1999 · N9346 · Doug DC932SDR P2EA99218Mechanical · out of ajdustMDW - FLT 738 - LEADING EDGE IN-TRANSIT LIGHT STAYS ON IN FLAP POSITIONS 1-10, SLAT NR 3 SLOWS IN TRANSIT. AIRCRAFT ISSUED A SPECIAL FLIGHT PERMIT TO MCI. RE-ADJUSTED LEADING EDGE NR 3 SLAT AND RE-RIGGED DETENT ARMS. AIRCRAFT FLAPS WERE FUNCTIONAL TESTED INJul 15, 1999 · N121NJ · Boeing 7372Q8SDR UPS99430085Motor · badLT NR 2 L/E FLAP WOULD NOT RETRACT VIA, THE ALTERNATE METHOD. REPLACED LT NR 2 L/E FLAP ALT DRIVE ELECTRIC MOTOR PER MM 27-81-03. OPS CKS OK.Jul 14, 1999 · N681UP · Boeing 747121SDR 99T64R343ARGuide · brokenRIGHT WING INBOARD LEADING EDGE OUTBOARD END HAS CABLE GUIDE (PHENOLIC BLOCK) BROKEN. APPLIED EPOXO 88 TWO PART EPOXY WITH AN ADDITIONAL 4 FASTENERS PER EO 99-061. (M)Jul 7, 1999 · N1808E · Doug DC862SDR P2EA99216Mechanism · out of adjustMDW - FLT 586 - NR 6 LEADING EDGE SLAT WOULD NOT EXTEND IN FLIGHT UNTIL FLAPS 30 POSITION WAS SELECTED. ADJUSTED TENSION ON NR 6 SLAT DETENT ARMS PER MM 27-81-0. SLATS OPERATE NORMALLY. (X)Jun 29, 1999 · N208AU · Boeing 737222SDR AALA990973Rod · brokenDW - FLT 0070 - DURING CLIMB-OUT, SLATS WERE RETRACTED AND A SLAT ASYMMETRY EICAS MESSAGE ILLUMINATED. CREW RETURNED TO DFW AND LANDED OVERWEIGHT WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE OUTBOARD CONTROL ROD FOR NR 7 SLAT BROKEN. MAINTENANCE REPLACED Jun 28, 1999 · N361AA · Boeing 767323SDR AALA990954Module · defectiveDFW - FLT 945 - DURING CLIMB-OUT, SLATS WERE RETRACTED AND A SLAT ASYMMETRY EICAS MESSAGE ILLUMINATED. CREW RETURNED TO DFW AND LANDED OVERWEIGHT WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND RIGHT SLAT CONTROL MODULE FAULTY. REPLACED RIGHT SLAT CONTROL MODULJun 26, 1999 · N361AA · Boeing 767323SDR AU991038Rod · out of adjust(AUS) OUTBOARD SLAT PDU INPUT ROD OUT OF ADJUSTMENT.Jun 22, 1999 · Boeing 767277SDR CA990719031Link · cracked(CAN) LT INBOARD SPOILER PANEL LINK CRACKED AT LOWER OUTBOARD LUBE FITTING HOLE. SPOILER PANEL ALSO CRACKED. EDDY CURRENT INSPECTION AD 85-01-03. REPLACED.Jun 4, 1999 · Doug DC932SDR CA990614022Bearing · misaligned(CAN) ON TEST FLIGHT, NR 7 SLAT DID NOT EXTEND CORRECTLY CAUSING IT TO JAM. IN COMPLETING MOD, SLAT BOLT WAS NOT LINED UP TO BEARING AND NOT INSTALLED IN THE PROPER PLACE. REPAIRED.May 31, 1999 · Boeing 72725SDR 9901619860Guide · lack of lubeSLAT DISAGREEMENT OCCURRED ON LANDING INTO ALB. FLIGHT CREW REQUESTED EMERGENCY EQUIPMENT ON STANDBY AND AIRCRAFT LANDED WITHOUT INCIDENT USING FLAPS ONLY. MAINTENANCE LUBRICATED THE LEFT AND RIGHT ANTI-ICE TELESCOPING DUCTS IN ALB. OPERATIONAL CHECK NORMALApr 22, 1999 · N769NC · Doug DC951SDR 99ZZZX1572Switch · failedFLAPS WOULD EXTEND, BUT WOULD NOT RETRACT. REPLACED SLIDER SWITCH WITH OVERHAULED. OPS CHECK OK.Apr 6, 1999 · N46BK · Israel 1124SDR ABXA9900266Fitting · crackedDURING C-CHECK, FOUND RIGHT WING INBOARD SLAT PULLEY ATTACH BRACKET CRACKED. REPLACED SUPPORT FITTING IAW DC9 SRM 51-10-4 AND 51-30-5.Mar 22, 1999 · N931AX · Doug DC933FSDR GAIA99045Mechanism · lack of lubeDURING CLIMB-OUT FROM TOL TO DFW, WITH FLAPS SELECTED TO 2 DEGREES FROM 5 DEGREES THE LEADING EDGE AMBER LIGHT REMAINED ON. IN ADDITION, NEITHER OUTBOARD OR INBOARD FLAP INDICATORS EVER INDICATED IN THE WHITE RADIAL AREA OF THE GAUGE. THE CREW DECIDED TO RETMar 19, 1999 · N6838 · Boeing 727223SDR CA990323018Switch · failed(CAN) LEADING EDGE POSITION ANNUNCIATOR, INDICATOR NO LIGHTS ON SLAT NR 7 WITH NR 7 EXTENDED. PILOTS LE GREEN AND AMBER INDICATION SERVICEABLE. DEFERRED FOR PARTS, OPERATED PER MEL. NR 7 SLAT POSITION SWITCH REPLACED.Mar 12, 1999 · Boeing 72782SDR CA990323012Switch · out of adjust(CAN) WHEN FLAPS SELECTED TO FIVE DEGREES FORWARD FLAP ANNUNCIATOR PANEL ILLUMINATED TO GREEN, NORMAL, THEN INDICATED AMBER AND FLICKERED - GREEN - AMBER WHILE NR 6 LE FLAP INDICATED NEITHER. AFTER SOME TIME ALL INDICATED RETURNED TO NORMAL. NR 6 LE FLAP POSMar 12, 1999 · Boeing 727277SDR CA990330073Sensor · failed(CAN) ON TAKEOFF DURING FLAP RETRACTION LEADING EDGE FLAP ASYMMETRY ANNUNCIATED AND LE FLAP LOCK OUT BETWEEN ZERO AND 1. QRH PROCEDURE CARRIED OUT. AIRCRAFT RETURNED TO BLOCKS. ON FINAL APPROACH, LE FLAP ASYMMETRY AND DISAGREE ANNUNCIATED INTERMITTENTLY AFMar 11, 1999 · Boeing 767333SDR A6WA9900008Arm · crackedDURING A SCHEDULED FLAP CHANGE, MAINTENANCE NOTED THE NR 3 ATTACH ARM CRACKED. CRACK EXTENDS 90-95 PERCENT THROUGH ARM FROM LEADING EDGE TO TRAILING EDGE. REPLACED FLAP, LAST C-CHECK C/W AT SAT ON 12/13/97. TMS ACCUMULATED SINCE LAST C-CHECK ARE 1990 HRS ANMar 6, 1999 · N328PH · Dorner DO328100SDR DLM88990471Pulley · brokenON L/O, FOUND LT WING I/B SLAT POS NR 0 LOOSE. FOUND RETRACT CABLE PULLEY BROKEN FOR SLAT ZERO. PULLEY WAS SCARRED. FOUND SLAT 5 DRIVE CABLE PULLEY DENTED, FALSE RIB AT SLAT ZERO TORN, AND MAIN SLAT ZERO DRIVE CABLE IN BAG BIN KINKED. REPLACED ALL BROKEN OMar 5, 1999 · N974DL · Doug MD88SDR 99UAL900136Wire · failedRETURNED TO FIELD AT ORD UNDER AMBER ALERT DUE TO A LEADING EDGE ASYMMETRY LIGHT. *S/D* FOUND A WIRE ASSOCIATED WITH THE LEADING EDGE SLAT SYSTEM SHORTING TO GROUND WHICH CAUSED THE SYSTEM FAULT AND SHUTDOWN. REPLACED THE WIRE AND RETURNED AIRCRAFT TO SERVICEFeb 26, 1999 · N575UA · Boeing 757222SDR 99ZZZM277Brake · failedDURING DESCENT, THE FLAP/SLAT LOCK ANNUNCIATOR LIGHT WILL NOT EXTEND (FIRM 27-81-12-00). REMOVED AND REPLACED LEFT SLAT ASYMMETRY BRAKE PER MM 27-81-31. OPS CHECK GOOD. (M)Feb 23, 1999 · N193AT · Lkheed 10113851SDR DL72K990252Switch · brokenAFTER FLAP RETRACTION FROM 5 DEGREES TO 2 AMBER FLAP ANNUNCIATOR ILLUMINATED ON FWD PANEL. IN POSITION TEST, THE NR 5 SLAT INDICATED EXTEND. RAN V-LIST PER POM NR 5 SLAT WOULD NOT RETRACT. TROUBLESHOT SYSTEM, FOUND SWITCH S12 ROCKER ARM MISSING. REPLACED SFeb 6, 1999 · N479DA · Boeing 727232
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