JASC 2750
Service difficulty reports · 10,201
Reports filed under 2750 · Trailing Edge Flap 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 = '2750' 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 = '2750' 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 COMA9610002Control Box · defectiveFLAP ASYMMETRY WARNING DURING LANDING ROLL. REPLACED THE FLAP CONTROL BOX.SDR COMA9660004Bpsu · defectiveFLAPS FAIL CAUTION MESSAGE DURING DESCENT. REPLACED THE LT AND RT FLAPS BRAKE AND POSITION SENSOR.SDR COMA9620001Potentiometer · defectiveFLAPS WOULD NOT EXTEND DURING LANDING APPROACH. REPLACED THE FLAP POSITION TRANSMITTER.SDR COMA9660003Flap Control · defectiveFLAPS FAIL MESSAGE ON EICAS. REPLACED THE FLAP POSITION SELECTOR LEVER ASSY.SDR 96ZZZX769Motor · failedINTERNAL FAILURE OF FLAP MOTOR.SDR 96ZZZX696Bracket · failedRIGHT FORWARD PULLEY BRACKET ON ROBERTSON EQUIPMENT FLAP CABLE ASSEMBLY FAILED RESULTING IN ASYMMETRICAL FLAP POSITION DURING FLAP EXTENSION. TOTAL TIME, 6,000 HOURS.SDR COMA9610001Retract Mech · malfunctionedFLAP DISAGREEMENT WARNING AFTER TAKEOFF. OUTBD FLAPS DID NOT RETRACT FULLY. COULD NOT DUPLICATE DISCREPANCY. INSPECTED FLAP SYSTEM, NO DEFECTS NOTED AND ACFT RETURNED TO SERVICE.SDR COMA9660002Bpsu · defectiveFLAPS FAILED DURING TAKEOFF ROTATION. REPLACED THE LT AND RT FLAP BRAKE AND POSITION UNITS.SDR COMA9560628Fecu · defectiveFLAPS FAIL MESSAGE ON EICAS. ZERO FLAP LANDING AT MDT. REPLACED THE FLAP ELECTRONIC CONTROL UNIT.SDR COMA9512044Tracks · dirtyFLAP DISAGREEMENT WARNING WHEN FLAPS RETRACTED AFTER TAKEOFF. COULD NOT DUPLICATE DISCREPANCY, CLEANED FLAP TRACKS AND ACFT RETURNED TO SERVICE.SDR COMA9512042Tracks · dirtyFLAPS DID NOT RETRACT AFTER TAKEOFF. FLAP DISAGREEMENT WARNING. CLEANED FLAP TRACKS AND SYSTEM CHECK NORMAL. ACFT RETURNED TO SERVICE.SDR COMA9560626Bpsu · defectiveFLAPS FAIL MESSAGE ON EICAS. REPLACED THE LT AND RT BRAKE AND POSITION SENSOR UNIT.SDR COMA9512040Rollers · defectiveFLAP DISAGREEMENT WARNING DURING TAKEOFF CLIMB. REPLACED THE OUTBD FLAP SECTION ROLLERS.SDR COMA9512038Tracks · dirtyFLAP DISAGREEMENT WARNING AFTER TAKEOFF. CLEANED ICE AND SLUSH FROM OUTBD FLAP TRACKS. ACFT RETURNED TO SERVICE.SDR COMA9512037Roller · wornFLAP DISAGREEMENT WARNING WHEN FLAPS SELECTED UP. REPLACED THE LT AND RT OUTBD FLAP SECTIONS ROLLERS.SDR CA960110517Computer · inoperative(CAN)FLIGHT CONTROL MESSAGE, FLAP SYSTEM 1 FAULT ON APPROACH THEN CLEARED ITSELF, APPEARED AGAIN ON FINAL, FLAPS WERE SLOW TO EXTEND. MAINTENANCE ACTION INVOLVED CHANGING S.F.C.C. (SLAT/FLAP CONTROL COMPUTER.SDR CA960102007Valve · stuck(CAN)FLAP DOES NOT COME OUT OF 25 DEGREE SETTING. FLAP SELECTOR VALVE REPLACED.SDR COMA9560625Ecu · defectiveFLAP FAIL MESSAGE ON EICAS ZERO FLAPS LANDING. REPLACED THE FLAP ELECTRONIC CONTROL UNIT.SDR COMA9560624Retract Mech · malfunctionedFLAPS FAILED AT ZERO DEGREES WHEN SELECTED FOR LANDING APPROACH. COULD NOT DUPLICATE - NO FAULTS FOUND IN FLAP COMPUTER.SDR COMA9512032Control Unit · defectiveFLAP CONTROL FAULT, ASYMMETRY, AND DISAGREEMENT WARNINGS, ZERO FLAPS LANDING. REPLACED THE FLAP CONTROL UNIT AND ANNUNCIATOR PANEL.SDR CA960110516Comparator · failure(CAN)FLAP/SLAT LOCK LIGHT ON DURING APPROACH WITH FLAPS LOCKED AT 10 DEGREES. RESET LH AND RH ASYMMETRY BRAKES. CHANGED FLAP ASYMMETRY COMPARATOR.SDR 96ZZZX379Gearbox · failedFLAP GEARBOX HAS AN OVERHAUL TIME OF 3,000 HOURS. SUBMITTER RECOMMENDS 1,000-HOUR OVERHAUL BE REQUIRED. THIS UNIT FAILED AT 1,650 HOURS.SDR 96ZZZX378Gearbox · failedFLAP GEARBOX, LEFT. INTERNAL GEARS FAILED AT 113 HOURS FROM CESSNA OVERHAUL. PART S/N 61995-0.SDR COMA9512031Roller · wornRECEIVED FLAP DISAGREE WARNING, WHEN FLAPS SELECTED TO ZERO DEGREES. REPLACED THE ROLLERS ON THE RT OUTBD FLAP.SDR C2XA95CL124Control Unit · failedCLE - FLT NR 3285 - AFTER TAKEOFF, CREW REPORTED A FLAP DISAGREEMENT, AIR TURN BACK TO CLE. MAINTENANCE RESET THE FLAP CONTROL UNIT. THE SUBSEQUENT FLIGHT ALSO NR 3285, AIR RETURNED TO CLE DUE TO FLAP DISAGREEMENT. MAINTENANCE REMOVED AND REPLACED THE FLAP SDR CA951228005Switch · frozen(CAN)JUST AFTER TAKEOFF THE CREW SELECTED FLAPS UP WITH NO CORRESPONDING MOVEMENT. AIRCRAFT RETURNED TO BASE AND INVESTIGATION FOUND THE MICRO SWITCHES FROZEN, PROBABLY FROM THE PREVIOUS NIGHTS WASHING OF THE AIRCRAFT. SWITCHES CLEANED, DRIED AND SYSTEM CHECKSDR P5CA9500868Motor Clutch · slipsDURING AIR TURN BACK FOR SPLIT FLAP, INBOARD FLAPS DID NOT WORK IN ALTERNATE WORK, OK IN NORMAL. FOUND THAT THE INBOARD FLAP ELECTRIC MOTOR CLUTCH SLIPPING REPLACED ALTERNATE FLAP MOTOR ASSY PER BOEING M/M 27-51-17. OPERATIONAL CHECK OK PER M/M 27-51-00.SDR 96ZZZM34Annunciator Unit · failedDURING FIRST FLIGHT RUN UP, CREW EXPERIENCED A FLAP CONTROL FAULT THAT WOULD NOT RESET. MAINTENANCE TROUBLESHOT SYSTEM TO BAD ANNUNCIATOR UNIT AND REPLACED SAME. SYSTEM OPS CHECKED GOOD AND WAS RELEASED FOR SERVICE. ANNUNCIATOR UNIT S/N 229 MANUFACTURED BY SDR CWQR061DBolt · seizedRUST ON SUPPORT ASSY FROM FLAP BELLCRNK ASSY. UPON REMOVAL FOUND BOLT (PIVOT) SEIZED TO BEARINGS, SPACER. BEARINGS ARE FACTORY LUBED AND NOT FIELD LUBED. ALSO, BOLT IS INSTALLED DRY (NO LUBE). ALSO, NO INSPECTION CALLED OUT TO CHECK ON LUBE OF THESE COMPONSDR COMA9531200Control Valve · malfunctionedUNCOMMANDED FLAP EXTENSION AND RETRACTION DURING FLIGHT. FLAPS WOULD OSCILLATE 3 DEGREES EVERY TEN MINUTES. REPLACED THE FLAP HYDRAULIC CONTROL VALVE.SDR AWXA9500797Retract Mech · lack of lubeLAS - FLT NR 934 - AIRCRAFT ROLLS SHARPLY TO THE RIGHT AT LIFT OFF AND REQUIRES A LOT OF LEFT AILERON ON LANDING. INSPECTED AND OPERATED FLAPS, AILERONS, SPOILERS AND SLATS ON GROUND. NO DEFECTS NOTED. LUBED FLAP GIMBLES AND TRACKS. OK FOR SERVICE. A/C HASDR 95UAL900290Drive Motor · malfunctionedRETURNED TO SAN, DUE TO FLAP CONTROL PROBLEM AND TRIP CANCELED. REPLACED OTBD FLAP ALT DRIVE MOTOR DUE TO MOTOR FAILURE, OTBD FLAP ALT UP DRIVE RELAY R71 (P/N 9274-6686) DUE TO PHASE A OPEN AND OTBD FLAP INDICATOR (P/N 2061-12-1).SDR 96ZZZX70Rod · bentDURING FIRST TOUCH AND GO LANDING, WHEN FLAPS LOWERED, ABNORMAL CONTROL RESPONSE NOTED. LT FLAP HAS MORE EXTENSION THAN RT FLAP. ABORTED AND MADE NEW APROACH TO A LANDING. FOUND FLAP CONTROL SYSTEM HAD A BENT PULLEY BRACKET WHERE ROD (ALSO BENT) IS ATTACHEDSDR 96ZZZX69Pulley · bracket bentDURING FIRST TOUCH AND GO LANDING, WHEN FLAPS LOWERED, ABNORMAL CONTROL RESPONSE NOTED. LT FLAP HAS MORE EXTENSION THAN RT FLAP. ABORTED AND MADE NEW APPROACH TO A LANDING. FOUND FLAP CONTROL SYSTEM HAD A BENT PULLEY BRACKET WHERE ROD (ALSO BENT) IS ATTACHESDR 9519432707Retract Mech · malfunctionedDURING CLIMB FLAPS SELECTED TO 2 DEGREES, INBOARD FLAPS WOULD NOT RETRACT AND ALTERNATE FLAPS WERE USED. AIRCRAFT RETURNED TO FAR AND LANDED WITHOUT INCIDENT. FLAPS WERE CHECKED ELECTRICALLY AND HYDRAULICALLY PER MAINTENANCE MANUAL. GROUND OPERATIONAL CHECKSDR 96ZZZX22Crank Assy · damagedRIGHT T/E FLAP AFT SEGMENT BENT DOWN 6 FEET FROM OUTBOARD END. NR 6 GENEVA CRANK FOUND UNLACTHED WITH ASSOCIATED MECHANISM DAMAGED. FOUND BOTH FIXED T/E PANELS ABOVE INBOARD FLAPS CRACKED/DELAMINATED.SDR CA960103522Wing Tip Brake · inoperative(CAN)FLAPS LOCKED ON APPROACH. FLAP WING TIP BRAKE RESET.SDR DLL10954456Roller/Bracket · missingON TAKEOFF, FLAPS DID NOT COME UP BEYOND 8 DEGREES, RETURNED ATL. FOUND NR 3 RT FLAP IB ACTUATING ROLLER AND BRACKET MISSING. REPLACED ROLLER AND BRACKET INSTALLED PER ERA 272472-14. RIGGED VANE ROLLER REF MM 27-51-00.SDR COMA9560607Retract Mech · out of adjustFLAPS FAILED AT ZERO DEGREES, FAULT COULD NOT BE DUPLICATED. CHECKED FLAP RIGGING AND ADJUSTED TO MAINTENANCE MANUAL SPECIFICATIONS. ACFT RETURNED TO SERVICE.SDR 96ZZZX271Gear · teeth shearedPILOT INDICATED THE FLAPS WOULD NOT FULLY EXTEND AT THE UPPER AIRSPEED LIMITS. INSPECTION REVEALED THE LEFT FLAP GEARBOX WAS BAD. GEARBOX WAS DISASSEMBLED AND IT WAS FOUND TO HAVE SHEARED GEAR TEETH. INSTALLED EXCHANGE GEARBOX.SDR UPS805065Angle · crackedWHILE IN FOR D-CHECK, MAINTENANCE FOUND SUPPORT ANGLE CRACKED LWR TWO BOLT HOLES VERTICAL ANGLE O/B FLAP ACT BKT WS 98R. REMOVED, FABRICATED AND INSTALLED ANGLE PER DOUG DWG 3643320 AND SRM 51-1-20, 51-1-20D.SDR COMA9560602Bpsu · defectiveFLAPS FAILED AT 30 DEGREES. REPLACED HE LT AND RT FLAP BRAKE AND POSITION SENSOR.SDR CA960103520Wing Tip Brake · inoperative(CAN)FLAPS FAULT INDICATION FLIGHT CONTROL PAGE, FLAPS LOCKED DURING APPROACH. THE S.F.C.C. #1 & #2 RESET, WING TIP BRAKE RESET. FLAPS OPERATED SEVERAL TIMES.SDR 95ZZZX6627Link Assembly · brokenKDAY/MMEX - FLT 152 - ON TAKEOFF FROM DAY, RT FLAPS EXTENDED TO 35 DEGREE FLAP INDICATION WITH SELECTOR IN 18 DEGREE POSITION. RETRACTED FLAPS TO 12 DEGREE FLAP INDICATION LT 12 DEGREES AND RT 18 DEGREES. WHEN FLAPS RE-EXTENDED TO 18 DEGREES, RT FLAP INDICATSDR 95ZZZM740Switch · out of adjustFLT NR 4134 - FLAP POSITION WARNING SOUNDED WHEN CREW WAS PREPARING FOR LANDING, ATTEMPTS TO POSITION FLAPS FOR LANDING WERE UNSUCCESSFUL. CREW PREPARED FOR NO FLAPS LANDING AND DECLARED AN EMERGENCY CRASH TRUCKS DISPATCHED. AIRCRAFT LANDED WITHOUT INCIDENT.SDR CA960103517Harness · shorting(CAN)FLAPS FAILED TO RETRACT FROM 20 DEGREES AT TAKEOFF. FOUND LEFT BRAKE POSITION SENSING UNIT (BPSU) ELECTRICAL HARNESS ISOLATION BROKEN AND SHORTING. BPSU HARNESS REPLACED.SDR CA960103516Bpsu · faulty(CAN)FLAP FAIL MESSAGE ON APPROACH. FLAPLESS LANDING CARRIED OUT. CHANGED RIGHT BRAKE POSITION SENSING UNIT (BPSU), AND SYSTEM RIGGED.SDR CA960103515Bpsu · failed(CAN)FLAPS FAIL MESSAGE ON AT FL330 IN CRUISE. FLAPLESS LANDING CARRIED OUT. NEW BRAKE POSITION SENSING UNIT INSTALLED.SDR DL72S954384Rod · sheared rivetAIRFRAME VIBRATION AT 300 KNOTS. FOUND RIVET SHEARED AT RT OUTBOARD AFT FLAP OUTBOARD DRIVE ROD. REPLACED ROD, OPERATION NORMAL.SDR CA960103513Motor · failed(CAN)FLAP FAIL MESSAGE AT 'O' DEGREES INDICATED ON ADI. FLAPLESS LANDING CARRIED OUT. FLAP MOTOR REPLACED.
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