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 AALA980278Retract Mech · req'd serviceMCI - FLT 1675 - AFTER TAKEOFF MCI, FLAPS WERE RETRACTED AND NR 7 FLAP DID NOT RETRACT. AIRCRAFT RETURNED TO MCI AND LANDED WITHOUT INCIDENT. MAINTENANCE SERVICED SYSTEM AND CYCLED FLAPS SEVERAL TIMES WITH NORMAL OPERATION. SYSTEM GROUND CHECKED NORMAL OPERFeb 7, 1998 · N721AA · Boeing 727227SDR MZZA98071Pin · missingKUL - Q-CHECK - LEADING EDGE SLAT/FLAP CONTROL VALVE FOUND TO HAVE MISSING SPLIT PIN IN INPUT LEVER BOLT AND NUT INSTALLED FINGER TIGHT. BOLT AND NUT TORQUED AND SPLIT PINNED IAW MM 27-81-81. (X)Feb 2, 1998 · N622DH · Boeing 727264SDR DLL17980242Hyd Motor · failedDURING SLAT RETRACTION AFTER TAKEOFF A SYSTEM HYDRAULIC QTY DECREASED. TRIED POWER TRANSFER UNIT, QTY STILL DECREASED. FOUND A SYSTEM HYDRALIC MOTOR ON SLAT PWR DRIVE UNIT. MOTOR HOUSING SEVERLY CRACKED AND LEAKING. REPLACED MOTOR ASSY LRU. PERFORMED FUNCJan 28, 1998 · N766DA · Lkheed 10113853SDR EISA98002Mechanism · out of adjustAFTER TAKEOFF, AMBER L/E FLAP LIGHT ILLUMINATED ON F/E PANEL, NR 2 STAYS ILLUMINATED. AIRCRAFT FEELS LIKE SLATS ARE DEPLOYED WHICH FLAPS ARE MOVED TO 20 POSITION. ADJUSTED AND RIGGED NR 2 L/E SLAT IAW MM CHAPTER 27. OPS CHECK GOOD. TT: 71,949:41 HOURS. TJan 10, 1998 · N315NE · Boeing 727223SDR DLL14972725Comparator · failedL/E SLATS LOCKED OUT AFTER T/O, SLATS WOULD NOT RETRACT. REPLACED SLAT COMPARATOR MONITOR.Dec 24, 1997 · N736DY · Lkheed 1011385115SDR AALA972409Ecu · failedJFK - FLT 45 - AFTER TAKEOFF WHEN FLAP HANDLE WAS SELECTED FROM 1 DEGREE TO UP EICAS MESSAGE LE ASSEMBLY SLAT AND LEADING EDGE YELLOW LIGHT ILLUMINATED. AIRSPEED WAS APPROX 210 KIAS INCREASING. REPLACED FLAP/FLAT ELECTRONICS UNIT PERFORMED BITE. REPLACED PSDec 12, 1997 · N377AN · Boeing 767323SDR SWAA971084Module · failedAFTER TAKEOFF, NR 2 SLAT INDICATION REMAINED IN TRANSIT. RETURNED TO STL AND MADE AN UNEVENTFUL LANDING. RERACKED SLAT/FLAP MODULE PER BOEING M/M.Dec 5, 1997 · N365SW · Boeing 7373H4SDR HALA9700299Prox Box · failedHNL - FLT 10 - SLAT DISAGREE LIGHT CAME ON WITH SLAT IN TAKEOFF POSITION ON APPROACH, THEN WENT BACK TO TAKEOFF. REMOVED AND REPLACED PROX BOX. (M)Dec 4, 1997 · N125AA · Doug DC1010SDR 97UAL900852Retract Mech · malfunctionedNUMBER 5 LEADING EDGE SLAT WOULD NOT RETRACT AFTER TAKEOFF. RETURNED TO TUL. *S/D* INSPECTED SWITCH AND WIRING AND NO DEFECTS WERE FOUND. CYCLED SLATS FOUR TIMES AND OPERATION NORMAL. NO SUBSEQUENT REPORTS.Dec 2, 1997 · N7261U · Boeing 727222SDR P5CA9701838Torque Tube · brokenON POST FLIGHT WALKAROUND, FOUND NR 4 LEFT WING LEADING EDGE FLAP HANGING DOWN. REPLACED BROKEN TORQUE TUBE ASSEMBLY FROM DRIVE ACTUATOR TO SCREW JACK PER BOEING M/M 27-81-05 PAGE 401 TO 407. OPERATIONAL CHECK GOOD.Nov 30, 1997 · N3203Y · Boeing 747128SDR DLM88972512Bracket · brokenLEFT 0 SLAT EXTEND CABLE PULLEY BRACKET BROKEN JUST OUT BOARD OF THE LT 0 SLAT DRIVE TRACK. THE BRACKET CAUSED DAMAGE TO A 16 WIRE BUNDLE JUST O/B OF THE LT 0 SLAT DRIVE TRACK. THE WIRES WERE SPLICED AND THE SLATS RETRACTED THE A/C WAS FERRED TO ATL ON FLIGHNov 30, 1997 · N931DL · Doug MD88SDR 97FDEA00834Retract Mech · malfunctionON FLAP RETRACTION FLAPS REMAINED AT 5 DEG. EXTENSION AND FLAPS SYSTEM NR 1 AND NR 2 FAULT ON, COMPLIED WITH QRH. RESET NR 1 AND NR 2 SFCC'S. CYCLED FLAPS AND SLATS SEVERAL TIMES, OPS CHECKED GOOD.Nov 13, 1997 · N408FE · Airbus A310203SDR CA971125012Slat · malfunction(CAN) ON APPROACH, FLIGHT CONTROL SLAT FAULT DISPLAY ON CFDS WHEN FLAPS SELECTED TO NR 1. FLAPS RESELECTED. NO CHANGE SLATS REMAINED IN. AIRCRAFT LANDED WITHOUT SLATS. SYSTEM RESET THROUGH CFDS. PERFORMED 1 AND 2 TESTS, NO FAULT FOUND. SLAT/FLAP OPERATIONNov 10, 1997 · Airbus A320211SDR ORJA97203Drum · crackedSLAT DRIVE DRUM CABLE HAS A CONFIRMED CRACK AT BOTTOM OF DRUM ASSY WHICH EXTENDS OUT OF LIMITS IN EXCESS OF .80 INCHES. REMOVED AND REPLACED DRIVE DRUM ASSY ALL WORK DONE IAW MD-80 SB MD-80 27A308 RIGGED AND ADJUST SLAT SYSTEM IAW MD-80 MM 27-80-00. OPS CHECNov 4, 1997 · N842RA · Doug DC982SDR 9720399929Cables · out of adjustAIRCRAFT ROLLED TO THE LEFT UPON SLAT EXTENSION. SLAT EXTEND TOOK LONGER THAN NORMAL TO ILLUMINATE. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LEFT SLAT CABLES OUT OF RIG. RIGGED SLAT SYSTEM CABLES, OPERATIONAL CHECK NORMAL.Oct 29, 1997 · N8923E · Doug DC931SDR 9719489920Extend Switch · failedTAKEOFF WARNING HORN SOUNDED WITH INTERMITTENT SLAT DISAGREEMENT LIGHT ON DURING TAKEOFF ROLL. CREW ABORTED TAKEOFF AT APPROXIMATELY 80 KNOTS AND RETURNED TO GATE. MAINTENANCE REPLACED SLAT EXTEND SWITCH, OPERATIONAL CHECK NORMAL.Oct 19, 1997 · N942N · Doug DC932SDR 9719219918T-Ducts · bindingDURING APPROACH AS SLATS WERE SELECTED, SLAT DISAGREEMENT LIGHT ILLUMINATED WITH AIRCRAFT ROLLING TO THE LEFT. AN UNEVENTFUL LANDING WAS ACCOMPLISHED USING FLAPS ONLY. MAINTENANCE LUBED LEFT AND RIGHT WING TELESCOPE DUCTS, OPERATIONAL CHECK NORMAL ON SLAT CYOct 14, 1997 · N940N · Doug DC932SDR 9719055522Fseu · malfunctionedDURING FINAL APPROACH, L/E FLAP ASSYM ANNUNCIATED. FLIGHT CREW DECLARED AN EMERGENCY AND PERFORMED AN UNEVENTFUL LANDING. MAINTENANCE REMOVED AND REPLACED NR 1 FSEU.Oct 13, 1997 · N522US · Boeing 757251SDR 9719045522Fseu · malfunctionedDURING FINAL APPROACH, L/E FLAP ASSYM AND LEADING EDGE CAUTION LIGHT ILLUMINATED. GO-AROUND ACCOMPLISHED FOLLOWED BY UNEVENTFUL LANDING. MAINTENANCE REPLACED NR 2 FSEU.Oct 12, 1997 · N522US · Boeing 757251SDR DL76S972022Fseu · failedRECEIVED LEADING EDGE SLAT ASSYM MSG AFTER SELECTING FLAPS FROM FLAPS ONE TO UP. REPLACED FSEU AND NR 10 SLAT INBOARD SENSOR, BITE CHECKS GOOD.Oct 9, 1997 · N118DL · Boeing 767332SDR CA971015034Seal · leaking(CAN) LEADING EDGE DEVICE SELECTOR VALVE LEAKING BEYOND LIMITS. REPLACED.Oct 7, 1997 · Boeing 727171CSDR P5CA9701604Link · brokenBROKEN NR 17 LEADING EDGE FLAP (RIGHT SIDE) BULLNOSE DRIVE LINK. REPLACED LINK PER BAC MM 27-81-07.Oct 4, 1997 · N852FT · Boeing 747122SDR 97ZZZX4806Swivel Joint · leakedON DHL CHARTER FLIGHT HYD/ARL, TOTAL A-SYSTEM HYDRAULIC FAILURE REPORTED INTO AUCKLAND. AIRCRAFT REQUIRED TOW FROM RUNWAY. HYDRAULIC LEAK TRACED TO LOOSE SWIVEL JOINT ON L/E SLAT ACTUATOR. SWIVEL JOINT CORRECTLY TIGHTENED AND SYSTEM REPLENISHED. AIRCRAFT OOct 1, 1997 · N252US · Boeing 727251SDR 97FDEA00690Retract Mech · failedAFTER TAKEOFF, NR 2 LEADING EDGE FLAP WOULD NOT RETRACT WHEN HANDLE MOVED FROM 5 TO 2. RED TABS WHERE FOLLOWED BUT PROBLEM STILL EXIST RETURNED TO ATL. CLEANED AND RESEATED CANNON PLUG NR 2 LEADING EDGE FLAP, OPERATIONAL CHECK NORMAL.Sep 26, 1997 · N118FE · Boeing 72725CSDR CA971016007Valve · failed(CAN) DURING APPROACH, CREW UNABLE TO DEPLOY LEADING EDGE SLATS. CYCLED SEVERAL TIMES. SLATS EXTEDNDED AT 25 DEGREES FLAP. MAINTENANCE ACTION INVOLVED REPLACING SLAT CONTROL VALVE. LEAK CHECK AND OPERATIONAL CHECK CARRIED OUT.Sep 9, 1997 · Doug DC932SDR 97FDEA00642Control Cable · cutON POSTFLT CHECK, FOUND LT WING OUTBOARD SLAT NR 3 DRIVE EXTEND CABLE HAD BEEN CUT OFF. REMOVED AND REPLACED LEFT SLAT NR 3 DRIVE EXTEND CABLE PER MM 27-89-03-4 AND ADJUSTED SLAT SYSTEM PER MM 27-80-00-5. REMOVED AND REPLACED DAMAGED METAL SEALS FOR LT SLAT Sep 7, 1997 · N302FE · Doug DC1030FSDR CA971016006Wing Tip Brake · control lock(CAN) DURING APPROACH FLIGHT CONTROL LOCKED, WING TIP BRAKES ON. SLAT NR2 SYSTEM FAULT ON. WING TIP BRAKES RESET, SYSTEM CHECKED SERVICEABLE.Aug 30, 1997 · Airbus A320211SDR 97UAL900646Sensor · failedLEADING EDGE ASYMMETRY ILLUMINATED DURING FLAP RETRACTION, FLAPS HALTED BETWEEN 1 AND UP. RESULT WAS ALTERNATE FLAP 20 EXTENDED LANDING. RETURNED TO FIELD. *S/D* THE POSITION SENSOR ELECTRONIC UNIT DETECTED AN ASYMMETRY CONDITION DUE TO A FAILED LEADING EDAug 27, 1997 · N608UA · Boeing 767222SDR CA970903019Wing Tip Brakes · tripping(CAN) FLAPS LOCK OUT AFTER EXTENSION FOR LANDING. WING TIP BRAKES FOUND TO BE TRIPPING ON NR2 FLAP/SLAT CONTROL COMPUTER. SYSTEM RESET AND FLAPS OPERATED NORMALLY.Aug 19, 1997 · Airbus A340313SDR SWAA970682Rod End · out of adjustAFTER TAKEOFF, NR 3 L/E SLAT WOULD NOT RETRACT PER INDICATION. AIRCRAFT RETUNED TO PHX AND MADE AN UNEVENTFUL LANDING. ADJUSTED NR 3 SLAT ROD END AND REPAIRED ROD END WIRING PER BOEING M/M.Aug 6, 1997 · N671SW · Boeing 7373G7SDR ABXA9701272Bracket · crackedDURING C-CHECK, FOUND THE RT FLAP FOLLOW-UP PULLEY UPPER BRACKET AT FLAP HINGE 164 CRACKED. *S/D* REPLACED BRACKET IAW DC9 MM 20-10-1.Jul 19, 1997 · N908AX · Doug DC931SDR DL76P971414Retract Mech · lack of lubeLE SLAT ASSY EICAS MESSAGE AND LEADING EDGE LIGHT DID BITE CK ON PROX BOX CHECKED FSEC CHECKED AIR GAP ON NR 12 SLAT ALL OK. FOUND NR 12 SLAT CHETTERING LUBED SLAT GRD OPS NML NO FAULTS LOGGED NOTE: CHECKED SENSORS GAP FULL UP ALL OK AT 20 DEGREES FLAP SENSORJul 18, 1997 · N1402A · Boeing 767332SDR CA970806011Slat Computer · failed(CAN) FLIGHT CREW REPORTED FLAP/SLAT SYSTEM NR2 AT FAULT. SLAT/FLAP CONTROL COMPUTER REPLACED. GROUND TEST CARRIED OUT AND CHECKED SERVICEABLE.Jul 16, 1997 · Airbus A320211SDR ABXA9701385Bracket · corrodedWHILE COMPLYING WITH 'D' INSPECTION, FOUND THE SLAT CONTROL VALVE PULLEY BRACKET CORRODED AT FS 675. REPLACED SLAT CABLE PULLEY BRACKET AND RIGGED SLAT CONTROL SYSTEM IAW DC-9 MAINTENANCE MANUAL CHAPTER 27-80-2.Jul 9, 1997 · N962AX · Doug DC941SDR 9713399913Control Valve · failedDURING APPROACH INTO MEM, SLAT DISAGREEMENT LIGHT ILLUMINATED WITH NO BLUE SLAT EXTEND. LIGHT. SUCCESSFUL LANDING WAS ACCOMPLISHED UTILIZING FLAPS ONLY. MAINTENANCE REPLACED SLAT CONTROL VALVE, OPERATIONAL CHECK NORMAL.Jul 7, 1997 · N963N · Doug DC931SDR UIEA9706Pdu · defectiveATB - FLT MIA-BOG - ON FLAP RETRACTION AFTER TAKEOFF, NR 4 LE ON LEFT DID NOT INDICATE UP. USED ALTERNATE SYSTEM, BUT STILL DID NOT INDICATE UP. SCANNED LED'S VISUALLY WITH FLAPS SELECTED TO 0 AND 1 DEGREE POSITIONS. LEFT INBOARD LED SECTION DID NOT APPEARJul 4, 1997 · N808MC · Boeing 747212BSDR 97UAL900457Switch · failedNR 3 LEADING EDGE FLAP WOULD NOT RETRACT. SHOWED AMBER INTRANSIT BOTH PANELS. *S/D* REPLACED NR 3 LEADING EDGE FLAP POSITION SWITCH, SYSTEM OPERATION CHECKS OK.Jun 13, 1997 · N7283U · Boeing 727222SDR CA970722029Sensor · intermittent(CAN) REJECTED TAKEOFF AT 80 KNOTS DUE TO TAKEOFF WARNING AND RED CONFIGURATION LIGHT ON. PROXIMITY SENSOR ELECTRICAL UNIT FAULTY. REPLACED.Jun 7, 1997 · Boeing 767233SDR 97ZZZX2959Pulley · brokenA LOOP WAS FOUND IN LEFT WING A4 SLAT EXTEND CABLE P/N ARH 7024-607 AT THE LT OUTBOARD SLAT DRIVE MECHANISM (FIG 1). FURTHER INVESTIGATION FOUND PULLEY STRUCTURE (FIG 2). ALSO, THE CABLE AT THE A4 SLAT DRIVE TRACK PULLEY WAS FOUND TO BE OUTSIDE THE CABLE GUAJun 6, 1997 · N831LA · Doug DC1030SDR EISA97106Switch · inopL/E FLAP NR 5 FAILED TO RETRACT AFTER TAKEOFF. REPLACED L/E NR 5 FLAP SWITCH PER MM 27-80. (M)Jun 3, 1997 · N368PA · Boeing 727221SDR ABXA9701105Slot Contl Valve · leakingAFTER APPROXIMATELY TWO HOURS OF FLIGHT, EXPERIENCED HYDRAULIC QUANTITY AND PRESSURE LOSS ACCOMPANIED BY AILERON AND RUDDER CONTROL MANUAL LIGHTS. COMPLIED WITH ABNORMAL PROCEDURES. AFTER UNEVENTFUL LANDING AND AIRCRAFT WAS TOWED FROM RUNWAY. FOUND SLOT CONMay 29, 1997 · N812AX · Doug DC863SDR P5CA9700542Bracket · crackedNR 3 L/E DEVICE PDU BRACKET MOUNT ANGLE CRACKED. REPAIRED PER BOEING SRM 51-30-02.May 24, 1997 · N857FT · Boeing 747132SDR 9710099933T-Ducts · lack of lubeDURING APPROACH, SLAT DISAGREEMENT LIGHT ILLUMINATED AND AIRCRAFT ROLLED SLIGHTLY TO THE RIGHT ON SLAT EXTENSION. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED PADS ON RIGHT TELESCOPE DUCT AND LUBED LEFT DUCT, OPERATIONAL CHECK NORMAL.May 21, 1997 · N1334U · Doug DC931SDR 97UAL900372Retract Mech · malfunctionedWITH FLAPS UP (CRUISE CONFIGURATION) AND ALL OVERHEAD LEADING EDGE ANNUNCIATOR LIGHTS OUT, THE LEADING EDGE FLAPS EXTENDED LIGHT (FWD PANEL) IS ON. THE CREW COULD NOT RETRACT THE NR 1 LEADING EDGE SLAT.May 18, 1997 · N9054U · Boeing 737222SDR 97UAL900301Transmitter · failedON TAKEOFF DURING FLAP RETRACTION, SPLIT FLAPS OCCURRED. O/B FLAPS FROZE AT 15 I/B, FLAPS CONTINUED RETRACTING. ALT FLAP EXTENSION PROCEDURE PERFORMED BUT L/E DEVICES WOULD NOT RETRACT. ALT FLAPS USED TO EXTEND FLAPS FOR NORMAL LAND PDX. *S/D* REPLACED LEApr 15, 1997 · N7441U · Boeing 727222SDR AU970526Link · broken(AUS) VARIABLE CAMBER LEADING EDGE FLAP LINK BROKEN - BROKEN LINK HAD IN TURN BROKEN A LEADING EDGE SUPPORT STRUCTURE BEAM AND ALSO PENETRATED AND CRACKED THE LOWER FIBREGLASS FIXED PANEL PNO 65B10873-28 - CRACK LENGTH 762MM (30IN)Apr 13, 1997 · Boeing 747238BSDR 9707839996Pulley · brokenDURING APPROACH INTO TYS, SLAT DISAGREEMENT LIGHT ILLUMINATED AFTER SLATS WERE EXTENDED. CREW DECLARED AN EMERGENCY AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NR 1 SLAT ASSEMBLY AND BROKEN PULLEY TO NR 4 SLAT. OPERATIONAL CHECK NORMAL. AIRCApr 13, 1997 · N8932E · Doug DC931SDR 9707539903Telescope Duct · crackedDURING APPROACH, SLAT DISAGREEMENT LIGHT ILLUMINATED ON INITIAL SLAT EXTENSION WITH A ROLL TO THE LEFT. RECYCLED SLATS WITH SAME RESULT, AN UNEVENTFUL LANDING WAS ACCOMPLISHED USING FLAPS ONLY. MAINTENANCE FOUND NR 2 TELESCOPE DUCT LOOSE AND CRACKED. REPLACApr 9, 1997 · N953N · Doug DC931SDR ABXA9700761Bracket · corrodedDURING C-CHECK, THE NR 3 SLAT TRACK CABLE PULLEY BRACKET WAS FOUND CORRODED. THE BRACKET WAS REPLACED IAW DC9 MM.Apr 4, 1997 · N905AX · Doug DC933FSDR 97FDEA00221Bracket · crackedLT WING, O/B L/E SLAT DRIVE MECHANISM, OUTER BRACKET ASSY HAS CRACK INDICATION IN FWD FLANGE FILLET RADIUS. EDDY CURRENT INDICATION.Apr 3, 1997 · N308FE · Doug DC1030F
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