JASC 3230
Service difficulty reports · 11,179
Reports filed under 3230 · Landing Gear Retraction/Extension 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 = '3230' 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 = '3230' 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 AU981149Control Box · malfunctioned(AUS) LANDING GEAR CONTROL BOX SUSPECT FAULTY.SDR AALA981598Bypass Handle · not closedYUL - FLT T2037 - AFTER TAKEOFF YUL EN ROUTE ORD, LANDING GEAR WOULD NOT RETRACT WITH GEAR HANDLE IN UP POSITION. RETURNED AND LANDED YUL WITHOUT INCIDENT. STOWED GEAR DOOR BYPASS HANDLE IN FULL CLOSED LOCKED POSITION. SYSTEM GROUND CHECKED, NORMAL OPERATIOSDR 98ZZZX3865Bellcrank · brokeBELLCRANK BROKE AS THE GEAR WAS BEING RETRACTED IN-FLIGHT CAUSING THE NOSE LANDING GEAR TO GET STUCK IN THE UP POSITION. PILOT WAS UNABLE TO GET NOSE GEAR DOWN AND LANDED ON MAINS ONLY.SDR COMA9810187Pin · installedNLG DID NOT RETRACT. REMOVED NLG DOWN LOCK SAFETY PIN. AIRCRAFT RETURNED TO SERVICE.SDR COMA9810184Relay Box · malfunctionLANDING GEAR DID NOT RETRACT. REPLACED THE LANDING GEAR RELAY BOX.SDR DL757981785Valve · failedLANDING GEAR WOULD NOT COME UP AFTER TAKEOFF. HANDLE WENT TO OFF, BUT WOULD NOT GO TO UP. GREEN GEAR LIGHTS STAYED ON. REPLACED LT MAIN GEAR TRUCK POSITIONING SHUTTLE VALVE.SDR DL72S981780Valve · crackedAIR RETURN, HYD FAILURE RT MAIN GEAR UPLOCK SEQUENCING VLV. HOUSING CRACKED. REPLACED VALVE.SDR CALA9801572Panel · mismanufacturedTHE LANDING GEAR HANDLE COULD NOT BE RAISED AFTER TAKEOFF. QRH CHECKLIST PROCEDURES WERE FOLLOWED TO NO AVAIL. THE AIRCRAFT WAS RETURNED TO EWR WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THAT A BURR ON CENTER INSTRUMENT PANEL CUTOUT WAS CAUSING THESDR CALA9801566Uplatch Mech · out of adjustTHE RT MLG UNSAFE LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION LEAVING IAH. THE GEAR WAS CYCLED AND THE LIGHT EXTINGUISHED, BUT THE GEAR DOOR OPEN LIGHT REMAINED ON. THE AIRCRAFT WAS RETURNED TO IAH. BOTH THE LT AND RT MLG DOORS WERE DAMAGED ON LANDING.SDR 99ZZZX655Pin · failedP/N'S AFFECTED: 514106-1 SHAFT; NAS561P5-18 PIN-SPRINGS TO HOLD 5141005-9 LINK ASSY. SAFETY PIN (NAS561P5-18) AND SAFETY WIRE (PER MM) THAT WAS TO SECURE PIN TO THE SHAFT (5141006-1) AND EXTERNAL APPEARANCE SHOWED NO DEFECTS. THE SAFETY WIRE REMAINED IN PLASDR DL733981773Line · rupturedLOST A-SYS HYD PRESS AND QTY JUST AFTER RAISING GEAR ON T/O. FOUND RT GEAR UP LINE TO ACT RUPTURED. REPLACED LINE, BOTH A-SYS CASE DRAIN CHECK OK. LEAK CHECKED PUMPS, CHECK OK.SDR 98ZZZX3456Truss · crackedDURING MAINTENANCE TO RT GEAR SIDE BRACE TO REMOVE EXCESSIVE FREE PLAY, A CRACK WAS FOUND IN FORKED END AT ATTACHMENT TO PN 6697-05 LINK. CRACK WAS AT THE BASE OF MACHINED SURFACE TO FORM FORK, AND APPEARED TO BE A DEEPER MACHINE MARK. DYE PENETRANT INSPECTISDR 98ZZZX3399Relay · contaminatedLANDING GEAR FAILED TO EXTEND WITH GEAR HANDLE SELECTION. LANDING GEAR EXTENDED USING HAND PUMP SYSTEM, GEAR INDICATIONS WERE NORMAL. FOUND LANDING GEAR PUMP RELAY CONTAMINATED WITH WATER AND SUSPECT UNIT FROZE IN-FLIGHT AND FAILED TO POWER ELECTRIC PUMP. SSDR 98ZZZX3576Lever · stuckBIV - FLT 407498 - ATTEMPTED SELECTION OF GEAR UP, LANDING GEAR SELECTOR HANDLE JAMMED IN THE GEAR DOWN POSITION. FLIGHT CREW MADE 2ND ATTEMPT TO SELECT GEAR UP, AND AN INSTRUMENT SCREW FELL OUT OF GEAR SELECTOR LEVER SLOT IN THE FACE OF THE INSTRUMENT PANEL.SDR PNSA980803Spring · brokenDURING PREFLIGHT AT GATE, PILOT NOTICED A BROKEN UPLOCK ASSIST SPRING ON LT MAIN GEAR. SPRING REPLACED, GEAR SWING NORMAL.SDR EISA98210Mlg · lack of lubeRIGHT MAIN LANDING GEAR WILL NOT RETRACT, INDICATORS SHOW RIGHT MAIN GEAR UNSAFE AND RIGHT DOOR OPEN WHEN HANDLE IS MOVED TO OFF RIGHT MAIN SHOWS IMMEDIATE GREEN. PERFORMED GEAR RETRACTION AND EXTENSION TEST. LUBED ALL GEAR FITTINGS PER MM 32. OPS CHECK NORSDR AU981099Motor · malfunctioned(AUS) LANDING GEAR ELECTRIC MOTOR FAULTY. INVESTIGATION FOUND WORN BRUSHES. PART TC: 7,900.SDR COMA9860241Pseu · malfunctionLANDING GEAR WILL NOT EXTEND. USED FREE FALL SYSTEM TO LOWER GEAR. REPLACED THE PSEU.SDR REXA98108Downlock Act · leakingLOST MAIN HYD PRESSURE AND QUANTITY GAUGE DROPPED TO ZERO. REMOVED AND REPLACED LEFT DOWN LOCK ACTUATOR. (M)SDR CA980827005Uplock · failed(CAN) ON APPROACH, LEFT GEAR DID NOT EXTEND WHEN GEAR SELECTED. NO IN-TRANSIT LIGHT NOTED, INDICATING GEAR DID NOT RELEASE FROM UPLOCK. EMERG EXTENSION CARRIED OUT BUT LEFT GEAR STILL FAILED TO EXTEND. GEAR RETRACTED AND NORMAL EXTENSION CARRIED OUT. LEFT SDR AU981059Hose · leaking(AUS) LEFT MAIN LANDING GEAR ACTUATOR `UP' HYDRAULIC HOSE LEAKING AROUND CENTER SECTION. PART TC: 2,514.SDR CALA9801483Cylinder · inoperativeWHEN LANDING GEAR WAS LOWERED ON APPROACH, THE NOSE GEAR APPEARED TO HANG UP FOR SEVERAL SECONDS AND THEN SLAMMED DOWN HARD. THREE GREEN GEAR LIGHTS WERE INDICATED AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSE GEAR TRANSFER CYLINDER ATSDR CA981019008Power Pack · failed(CAN) LANDING GEAR FAILED TO EXTEND USING NORMAL EXTENSION SYSTEM. PILOT USED EMERGENCY GEAR EXTENSION AND LANDED WITHOUT INCIDENT. INVESTIGATION REVEALED WORN GEAR MOTOR BRUSHES AND COMMUTATOR. HYDRAULIC POWER PACK REPLACED.SDR CA980915012Switch · loose(CAN) NO GREEN LIGHT INDICATION FOR DOWN AND LOCKED LANDING GEAR. MAINTENANCE FOUND MICROSWITCH ON RIGHT LANDING GEAR LOOSE. MICROSWITCH ADJUSTED AND SECURED. RETRACTION TESTS CHECKS SERVICEABLE.SDR C2XA98BT062Control Lever · failedCREW REPORTED 'UPON GEAR DOWN SELECTION, GEAR WARNING SYSTEM INTERMITTENT. MAINTENANCE FOUND A LANDING GEAR CONTROL LEVER FAULTY. REMOVED AND REPLACED WITH SERVICEABLE UNIT AND OPS CHECKED SYSTEM GOOD. (M)SDR 98ZZZX4540Wiper · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4539Insert · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4538Wiper Felt · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4537O-Rings · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4536Flange · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4535Ring · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4534Ram Assy · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4533End Cap · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX4532Cylinder · corrodedWHILE ACCOMPLISHING A SENSOR REPLACEMENT, DISCOVERED SEVERE CORROSION UNDER WIRING SPLICE TIE-WRAPPED TO THE LT TUBE. UPON REMOVING BUBBLED PAINT IN THE AREA, FOUND CORROSION, ALMOST TO WALL THICKNESS, IN THIS AREA. CHECKED RT SIDE AND FOUND AN IDENTICAL CONSDR 98ZZZX3563Torque Link · seizedA POST-FLIGHT INSPECTION REVEALED NUMEROUS RIVETS PULLED THROUGH THE SKIN ABOVE THE RT MLG, AND A CRACK IN THE WING SKIN. UPON REMOVAL OF THE SKIN, THE WING RIB OTBD OF THE LANDING GEAR WAS ALSO FOUND CRACKED. WHEN THE LANDING GEAR WAS REMOVED TO FACILITATE SDR 98FDEA00524Switch · failedAFTER T/O, THE LAND GEAR WOULD NOT RETRACT. APPROPRIATE RED TABS FOLLOW WITH NEG RESULT. FOUND THE LT MAIN LAND GEAR GROUND SAFETY SWITCH OVER CTR IN WRONG POSITION. REPOSITIONED AND PERFORMED TRIPLE GEAR SWING PER FEDEX M/M 32-32-0, OPS CK GOOD.SDR SIMA982301Valve · failedLAX - FLT 3313 - LANDING GEAR WOULD NOT EXTEND NORMALLY. CREW SUCCESSFULLY PERFORMED EMERGENCY GEAR EXTENSION PROCEDURE. AIRCRAFT LANDED WITHOUT INCIDENT. REMOVED AND REPLACED LANDING GEAR CONTROL VALVE. OPERATIONAL CHECK GOOD. (X)SDR COMA9810179Sequence Valve · failedNLG WOULD NOT RETRACT. REPLACED THE LEFT HAND NLG DOOR SEQUENCE VALVE.SDR 98ZZZX3313Bolt · shearedRETRACT ACTUATOR BOLT AT GEAR SHEARED IN-FLIGHT. NOSE GEAR EXTENDED AND LOCKED DOWN BY INDICATION OF GREEN LIGHT. PILOT MOVED HANDLE TO DOWN POSITION AND LT AND RT MLG EXTENDED AND LOCKED DOWN, AND, LANDED WITHOUT INCIDENT. BOLT REPLACED AND RETRACT PERFORMSDR 98ZZZX4606Housing · crackedHOUSING CRACKED IN THE THREADS OF THE PORT.SDR 98ZZZX4605Housing · crackedHOUSING CRACKED IN THE THREADS OF THE PORT.SDR 98ZZZX4604Housing · crackedHOUSING CRACKED IN THE THREADS OF THE PORT.SDR MALA976183Valve · failedWHILE INBOUND, LANDING GEAR WOULD NOT COME DOWN AFTER PULLING LANDING GEAR HANDLE. NOTICED LANDING GEAR CONTROL CIRCUIT BREAKER POPPED. REST NUMEROUS TIMES, TRIED PUMPING GEAR DOWN, UNSUCCESSFU. PULLED EMERGENCY LANDING HANDLE, COMPLETED EMERGENCY GEAR EXTESDR COMA9860236Torque Links · disconnectedNLG DID NOT RETRACT. FOUND NLG TORQUE LINKS DISCONNECTED. CONNECTED TORQUE LINKS AND AIRCRAFT RETUNRED TO SERVICE.SDR 98ZZZX3681Armature · crackedDURING ANNUAL CONDITION INSPECTION, THE MAIN LANDING GEAR ATTACHMENT TO THE SPAR WAS FOUND CRACKED ON BOTH SIDES OF THE AIRCRAFT INCLUDING DAMAGE TO SPAR FACE PLATE.SDR AU981138Motor · failed(AUS) LANDING GEAR MOTOR COMMUTATOR SEGMENT HAD OPEN CIRCUIT.SDR 98UAL900387Relay · malfunctionedRETURNED TO STL DUE TO TAKEOFF WARNING HORN, AND GEAR HANDLE WOULD NOT MOVE TO THE UP POSITION. *S/D* REPLACED M991, M983, AND R432. CHECKED PER MM 31-26-00.SDR IXXA9800065Mechanism · misriggedAFTER TAKEOFF, WHEN THE FLIGHT CREW RETRACTED THE LANDING GEAR, THE CONTROL HANDLE WOULD NOT POSITION TO THE UP POSITION. THE CREW RETURNED THE GEAR HANDLE TO THE DOWN POSITION, RECEIVING THREE DOWN AND LOCK INDICATIONS. A SECOND ATTEMPT TO RETRACT THE GEAR SDR GAIA9881Link · looseEN ROUTE FROM OKC TO ICT, DURING CLIMB-OUT, THE NOSE LANDING GEAR WOULD NOT RETRCT. CYCLED GEAR WITHOUT SUCCESS. CONTINUED EN ROUTE TO ICT AND LANDED WITHOUT DIFFICULTIES. INSPECTED NOSE LANDING GEAR AND FOUND THE DOWN LOCK ACTUATOR LINK DISCONNECTED. INSTSDR DL72W981658Sequence Valve · crackedDURING CLIMBOUT, LOST 'A' SYSTEM HYDRAULIC PRESSURE AND FLUID QTY. FOUND RIGHT MLG DOOR SEQUENCING VALVE CRACKED. REPLACED VALVE. LEAK CHECK AND GEAR SWING GOOD.
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