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.

SDR 97ZZZX4005Emerg Extension · failedPILOT REPORTED COMPLETE AIRCRAFT ELECTRICAL POWER FAILURE. ATTEMPTS TO LOWER LANDING GEAR USING BOTH NORMAL AND EMERGENCY PROCEDURES FAILED. ELECTRICAL POWER FAILURE WAS TRACED TO A FAILED VOLTAGE REGULATOR, TOTAL HOURS 450. LANDING GEAR EMERGENCY EXTENSIONJul 31, 1997 · N6119J · Piper PA32R300SDR ABXA9701327Uplock Mech · out of adjustDURING GEAR UPLATCH CHECK UNSAFE LIGHT CAME ON INDICATING LEFT MAIN GEAR DOOR UNLOCKED. RECYCLED GEAR, PERFORMED ALT UPLATCH CHECK AND LIGHT WENT OUT. READJUSTED LEFT MAIN LANDING GEAR UPLOCK MECHANISM IAW DC8 MM 32-31-0.Jul 30, 1997 · N842AX · Doug DC861SDR 97ZZZX4617Bolt · failedINVESTIGATION FOR NLG COLLAPSE ON LANDING FOUND BOLT CONNECTING DRAG LINK TO GEAR STRUT BROKEN. BOLT HAD A FATIGUE CRACK WHICH WORKED THROUGH BOLT DUE TO CYCLIC LOADING UNTIL BOLT FAILED DURING GEAR EXTENSION.Jul 30, 1997 · N2FOR · Piper PA34200SDR CA970731024Pc Board · malfunctioned(CAN) PILOT SELECTED GEAR UP AND THERE WAS NO INDICATION THAT THE GEAR HAD MOVED. PILOT SELECTED SEVERAL TIMES AND THEN RETURNED TO AN UNEVENTFUL LANDING. INVESTIGATION FOUND THE PC BOARD A316 WAS AT FAULT. BOARD REPLACED AND AIRCRAFT RETURNED TO SERVICE.Jul 29, 1997 · Beech 1900DSDR 99ZZZX730Circuit Breaker · trippedMIA/TPA - FLT 7405 - GEAR CIRCUIT BREAKER TRIPPED IN FLIGHT. AIRCRAFT LANDED WITHOUT INCIDENT. FERRIED AIRCRAFT TO MIA. SERVICED HYDRAULIC SYSTEM WITH AIRCRAFT ON JACKS. PERFORMED EXTENSION AND RETRACTION. NO DEFECTS NOTED.Jul 29, 1997 · N199GA · Beech 1900CSDR USAAF97066Thrust Plate · dirtyPHL/ROC - FLT 504 - ON APPROACH TO ROC WHEN THE LANDING GEAR WAS EXTENDED, A 'NOSE GEAR UNSAFE' WARNING ILLUMINATED ALONG WITH NO ILLUMINATION OF GREEN 'NOSE GEAR' DOWN AND LOCKED INDICATOR. CREW PERFORMED A GO-AROUND PROCEDURE AND CYCLED THE LANDING GEAR. WJul 27, 1997 · N887US · Fokker F28MK0100SDR WTAA970139Release Valve · trippedLAX - EN ROUTE SNA TO LAX, LANDING GEAR FAILED TO RETRACT ON DEPARTURE. MAINTENANCE RESET LANDING GEAR RELEASE VALVE BYPASS PIN. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (X)Jul 26, 1997 · N107XV · Bag JETSTM3101SDR VTZA97371Rod · failedGBM/IAD - FLT 6246 - DURING APPROACH AT 1120 HOURS ON 7-26-97, MADE A SCHEDULED LANDING WITH ONE DISCREPANCY WHICH WAS RT GEAR WARNING LIGHT ILLUMINATED ON GEAR EXTENSION. AIRCRAFT LANDED AND WENT TO THE GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AJul 26, 1997 · N496UE · Bag JETSTM3201SDR ABXA9701288Retract Mech · lack of lubeNOSE GEAR EXTENDED SEVERAL TIMES DURING GEAR UPLATCH CHECK. LUBRICATED NOSE GEAR UPLATCH MECHANISM. OPS CHECKED IAW DC8 MM 32-31-00.Jul 23, 1997 · N813AX · Doug DC863SDR AALA971311Retract Mech · lack of lubeORD - FLT 0305 - AFTER TAKEOFF LGA DURING CLIMB-OUT AND AGAIN DURING DESCENT INTO ORD, RED NOSE LANDING GEAR LIGHT ILLUMINATED BRIEFLY. NO OTHER ABNORMAL INDICATIONS AND AIRCRAFT LANDED ORD WITHOUT INCIDENT. CHECKED NLG WITH NO DEFECTS FOUND. CHECKED PROXIMIJul 23, 1997 · N219AA · Doug DC982SDR ABXA9701286By-Pass Valve · stickingLANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. LUBRICATED LANDING GEAR CONTROL BY-PASS VALVE, OPS CHECKED GOOD IAW DC9 MM.Jul 22, 1997 · N966AX · Doug DC941SDR 97FDEA00463Retract Mech · lack of lubeNOSE GEAR DIDN'T COME DOWN UNTIL RECYCLED HANDLE. LUBRICATED NOSE LANDING GEAR DRAG BRACE KNUCKLE ASSEMBLY. ALSO, REPLACED AERODYNAMIC SEAL AT FORWARD EDGE OF NOSE LANDING GEAR DOORS ON ACCOUNT OF TORN AND BULGING SEGMENT OF SEAL INTERFERING WITH SMOOTH OPERJul 22, 1997 · N114FE · Boeing 72724CSDR USAASB97201Retract Mech · jammedIAD- FL2002 - SHORTLY AFTER TAKEOFF, NOSE GEAR WOULD NOT RETRACT FULLY AND THE RED NOSE GEAR LIGHT REMAINED ILLUMINATED. GEAR WAS CYCLED WITH NO EFFECT. NOSE GEAR WOULD LOCK DOWN WITH HANDLE IN THE OFF POSITION. FLIGHT RETURNED TO FIELD AT IAD AND LANDED WIJul 20, 1997 · N288AU · Boeing 7372B7SDR AU971656Spring · broken(AUS) LH MAIN LANDING GEAR AFT DOWNLOCK ASSEMBLY AFT OUTER DOWNLOCK SPRING BROKEN AND SPRING LOWER ATTACHMENT FITTING BENT.Jul 20, 1997 · Airbus A300B4203SDR 9713959973Retract Mech · out of adjustAFTER TAKEOFF FROM MSP, GEAR HANDLE COULD NOT BE RAISED TO RETRACT GEAR. PERFORMED COCKPIT OPERATING MANUAL PROCEDURES AND GEAR REMAINED DOWN. GROUND SHIFT AND ALL OTHER FUNCTIONS APPEARED NORMAL. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENJul 20, 1997 · N9337 · Doug DC931SDR PNSA970705Retract Mech · malfunctionedLANDING GEAR WOULD NOT EXTEND. PUMPED GEAR DOWN AND LANDING UNEVENTFUL. COULD NOT DUPLICATE PROBLEM ON JACKS, SUBSEQUENT FLIGHTS OK.Jul 18, 1997 · N700RD · Piper PA31T3SDR CA970731030Flex Line · rptured(CAN) DURING CRUISE THE PILOT NOTED A LOSS OF THE NR2 GREEN HYDRAULIC SYSTEM FLUID. ALTERNATE GEAR EXTENSION CARRIED OUT. INSPECTION FOUND THE NR2 DOWN LOCK JACK FLEX LINE HAD RUPTURED NEAR THE END FITTING.Jul 18, 1997 · Bag BAE146200ASDR COMA9710335Actuator · malfunctionLT MLG DID NOT INDICATE DOWN AND LOCK WHEN GEAR SELECTED DOWN. CONTROL HANDLE CYCLED AND INDICATION WAS NORMAL. REPLACED THE LEFT HAND MLG UPLOCK ACTUATOR.Jul 17, 1997 · N196CA · Emb EMB120RTSDR VTZA97392Press Relief Pin · poppedIAD/CHO - FLT 6235 - DURING CLIMB OUT AT 0945 HRS ON 7-16-97, EXPERIENCED A PROBLEM WITH THE LANDING GEAR NOT RETRACTING. FLIGHT CREW DECLARED AN EMERGENCY AND THE AIRCRAFT RETURNED TO IAD. PROBLEM WAS WITH THE RETRACT SYSTEM ONLY. THE CREW HAD ALL REQUIREDJul 16, 1997 · N318UE · Jetair JETSTM4101SDR 97ZZZX3494Bolt · brokenPILOT REPORTED COULD NOT GET NOSE GEAR DOWN LIGHT WHEN GEAR SELECTED DOWN IN-FLIGHT. EMERGENCY EXTENSION UNSUCCESSFUL. PILOT LANDED AIRPLANE UNEVENFULLY. MAINTENANCE PERSONNEL FOUND BOLT BROKEN ON DOWNLOCK TO ACTUATOR. BENT DOWNLOCK, AND ROD END SEIZED. SJul 15, 1997 · N69160 · Piper PA32R301SDR 9713829860Casting · brokenRIGHT MAIN GEAR UNSAFE LIGHT AND GEAR DOOR OPEN LIGHT REMAINED ON AFTER GEAR RETRACTION. CREW RECYCLED GEAR THREE TIMES WITH SAME RESULTS. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND RIGHT MAIN GEAR FOLLOW-UP CASTING BROKEN. ALSOJul 15, 1997 · N769NC · Doug DC951SDR WTAA970128Selector Valve · trippedYUM - LANDING GEAR FAILS TO RETRACT ON TAKEOFF. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AIRCRAFT FERRIED TO FAT FOR REPAIRS. MAINTENANCE RESET LANDING GEAR EMERGENCY SELECTOR VALVE PIN. PERFORMED GEAR SWINGS AND OPERATIONAL CHECK SATISFACTORY. AIRCJul 13, 1997 · N107XV · Bag JETSTM3101SDR DLM88971367Retract Mech · malfunctionedON RETRACTION DURING T/O, ALL GEAR DID NOT RETRACT AND NOSE SNUBBER DID NOT STOP WHEEL ROTATION. JACKED A/C PER M/M T/S GEAR EXT AND RETRACTION INDICATIONS NORMAL. CKD STRUT EXT OK. NOSE SNUBBERS CKD GOOD PER M/M 32-10-00.Jul 12, 1997 · N919DL · Doug MD88SDR DLL10971369Priority Valve · failedC-SYS HYD WENT TO .25 LOW QTY WHEN GEAR WAS EXTENDED. ALL POM PROCEDURES COMPLIED WITH. GEAR EXTENED NORMALLY. NO NOSE WHEEL STEERING. MTC FOUND CAP FOR DIFFERENTIAL PRIORITY VLV ON RT MLG PHASE CONTROL VLV ASSY BLOWN OUT. REPLACED SAME.Jul 12, 1997 · N714DA · Lkheed 10113851SDR 97UAL900537Lgci · failedPASSING FL320 LGCIU 1 CIRCUIT BREAKER OPENED WITH ASSOCIATED ECAM MESSAGE. TURNED OFF GPWS IN ACCORDANCE WITH PROCEDURE. RESET LGCIU 1 C/B, IT POPPED IMMEDIATELY. DIVERTED TO IAD DUE TO LGCIU 1-2 FAILURE. LANDING GEAR GRAVITY EXTENDED. NO NOSE WHEEL STEERJul 12, 1997 · N437UA · Airbus A320232SDR WTAA970126Door Plunger · out of adjustPMD - POD DOOR LIGHT ILLUMINATED ON TAKEOFF. TAKEOFF ABORTED. MAINTENANCE DEFERRED POD DOOR WARNING PER MEL 52-1. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSQUENTLY CLEARED DEFERRAL BY ADJUSTING POS DOOR MICROSWITCH PLUNGER. OPERATIONAL CHECK SATISFACTJul 10, 1997 · N401UE · Bag JETSTM3101SDR SABA9700021Bypass Vlv · wornCLT - FLT 5192 - AFTER TAKEOFF LANDING GEAR WAS SELECTED UP. THE GEAR FAILED TO RETRACT. THE GEAR WAS SELECTED DOWN WITH ALL INDICATIONS NORMAL. THE AIRCRAFT RETURNED TO CLT WHERE AN UNEVENTFUL LANDING WAS MADE. THE AIRCRAFT WAS TROUBLE SHOT AND THE LANDINJul 10, 1997 · N158PC · Bag JETSTM3101SDR SWIA97913Priority Valve · malfunctionedAFTER TAKEOFF, SELECTED GEAR UP AND GOT A GEAR DISAGREE MESSAGE. THE LEFT AND RIGHT MAIN GEAR DID NOT LOCK UP. WE SELECTED GEAR DOWN AND RETURNED TO THE AIRPORT. REMOVED AND REPLACED MLG PRIORITY VALVE IAW MM 32-32-15. PERFORMED SYSTEM TEST OF THE LANDING Jul 9, 1997 · Cndair CL6002B19SDR MALA975508Control Unit · malfunctionedFLT 2908 - CREW EXPERIENCED LANDING GEAR UNSAFE, LIGHT ILLUMINATED IN-FLIGHT. CYCLED LANDING GEAR CONTROL CIRCUIT BREAKER AND GEAR EXTENDED.Jul 9, 1997 · N102XJ · Saab SF340ASDR WTAA970120Release Valve · trippedLAX - NOSE GEAR TRANSIT LIGHT FAILED TO ILLUMINATE WHEN GEAR EXTENDED. MAINTENACNE CLEANED UPLOCK MICROSWITCH. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. ON SUBSEQUENT DEPARTURE NOSE GEAR INDICATION GREEN CYCLED OFF AND RED UNSAFE ILLUMINATED.Jul 4, 1997 · N418UE · Bag JETSTM3101SDR DL72W971296Sequence Valve · malfunctionedRIGHT MAIN LANDING GEAR FAILED TO EXTEND. CRANKED AS PER POM AND LANDED NORMALLY. REPLACED RIGHT MAIN GEAR SEQUENCE VALVE AND UP LOCK ACTUATOR. OPERATED LANDING GEAR SEVERAL TIMES, CKS OK.Jul 4, 1997 · N2819W · Boeing 727247SDR 9713172762Prox Sensor · failedDURING CLIMB, GEAR WOULD NOT RETRACT, USED OVERRIDE SWITCH TO RAISE GEAR. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED AIR SAFETY SENSOR PROXIMITY SWITCH AND PERFORMED GEAR RETRACTION TEST, OPERATIONAL CHECK OK.Jul 4, 1997 · N722RW · Boeing 7272M7SDR WTAA970119Release Valve · trippedSTS - LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO STATION. AIRCRAFT FERRIED TO FAT FOR REPAIRS. MAINTENANCE RESET LANDING GEAR EMERGENCY RELEASE VALVE. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (M)Jul 3, 1997 · N107XV · Bag JETSTM3101SDR 97ZZZX3164Bellcrank · failedNOSE GEAR COLLAPSED ON LANDING. SUSPECT NOSE GEAR BELLCRANK BROKE NOT LETTING GEAR TO COME DOWN AND LOCK.Jul 3, 1997 · N3700G · Cessna 310RSDR 9713209886Bungee Cylinder · failedDURING APPROACH, NOSE LANDING GEAR GREEN LIGHT DID NOT ILLUMINATE AFTER GEAR EXTENSION. CREW RECYCLED GEAR AND NORMAL INDICAITONS WERE ACHIEVED. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NOSE LANDING GEAR BUNGEE CYLINDER, OPERATIONAL CHECK NORMJul 3, 1997 · N600TR · Doug DC951SDR DLM88971268Retract Mech · malfunctionedGEAR WOULD NOT RETRACT AFTER T/O. HANDLE WOULD NOT MOVE FROM THE HALFWAY POSITION. RED EAR WARNING LIGHTS REMAINED ILLUMINATED AND HANDLE WAS FROZEN UNTIL THE ALT GEAR EXT LEVER WAS CYCLED. CKD GEAR HANDLE AND LINKAGE, CYCLED GEAR SEVERAL TIMES. CKD LINKAGJun 30, 1997 · N978DL · Doug MD88SDR WTAA970117Release Valve · trippedACV - LANDING GEAR WOULD NOT RETRACT. MAINTENANCE RESET LANDING GEAR RELIEF VALVE PIN. TEST FLIGHT SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (M)Jun 29, 1997 · N403UE · Bag JETSTM3101SDR TWAA9772004Transfer Cyl · failedSTL - FLT 633 - DURING GEAR EXTENSION, NOSE GEAR FAILED TO EXTEND. CYCLED LANDING GEAR TWICE AND NOSE GEAR EXTENDED AND LOCKED. REMOVED AND REPLACED WORN NOSE GEAR HYDRAULIC TRANSFER CYLINDER, MFG P/H 69-14106-5, MANUFACTURED BY BOEING. OPS CHECK NORMAL. (MJun 29, 1997 · N54349 · Boeing 727231SDR SWAA970600Uplock Actuator · failedUPON APPROACH DURING GEAR EXTENSION, CREW NOTED LEFT MAIN GEAR UNSAFE INDICATION. RECYCLED LANDING GEAR, NO HELP. ON THIRD ATTEMPT, DURING TOWER FLY-BY, LEFT GEAR EXTENDED AND LOCK INTO POSITION. AIRCRAFT LANDED WITHOUT INCIDENT. MX FERRIED AIRCRAFT GEAR DJun 29, 1997 · N722WN · Boeing 7372T4SDR CALA9700977Sequence Valve · leakingTHE SYSTEM-A HYDRAULIC FAILURE LIGHTS ILLUMINATED ON CO-PILOT PANEL AFTER GEAR RETRACTION. ALSO, THE A-SYSTEM HYDRAULIC LOW PRESSURE LIGHTS ON SECOND OFFICER'S PANEL ILLUMINATED WITH THE ELEVATOR LOW PRESSURE LIGHT ILLUMINATING MOMENTARILY. THE GEAR WAS LOWEJun 29, 1997 · N17402 · Boeing 727243SDR CA970709014Release Cable · frayed(CAN) MAIN LANDING GEAR RELEASE EMERGENCY CABLE FOUND FRAYED WHERE IT ATTACHES TO THE HANDLE IN THE COCKPIT ROOF. CREW FOUND IT DURING PREFLIGHT. REF. DHC ACTIVITIES REPORT 96-07-3235.Jun 28, 1997 · Dhav DHC8102SDR REXA97182Relay · failedGEAR WILL NOT RETRACT, HAVE THREE GREEN LIGHTS. CLEANED CANNON PLUGS IN WHEELWELLS AND REMOVED AND REPLACED RELAY (WOW) 8GA. (X)Jun 27, 1997 · N320PX · Saab SF340ASDR S2YA970023Squat Switch · out of adjustMKE/FNT - FLT 1905 - AFTER TAKEOFF, THE FLIGHT CREW ATTEMPTED TO RETRACT THE LANDING GEAR, BUT THE DOWNLOCK RELAY DID NOT RELEASE THE LANDING GEAR SAFETY HOOK. THE CREW IMMEDIATELY TURNED BACK TO MKE AND MADE AN UNEVENTFUL LANDING. MAINTENANCE FOUND THE RT LAJun 26, 1997 · N831SK · Beech 1900DSDR HEEA0010313Valve · malfunctionLANDING GEAR THUMPING WHEN GEAR IS IN THE UP POSITION DURING FLIGHT.Jun 26, 1997 · N1546G · Skrsky S76ASDR HEEA0010300Priority Valve · defectiveNOSE GEAR JUMPING IN FLIGHT.Jun 26, 1997 · N1546G · Skrsky S76ASDR 97ZZZX3994Landing Gear · malfunctionedLANDING GEAR WOULD NOT EXTEND UNTIL PILOT OPENED BYPASS VALVE TO USE EMERGENCY HAND PUMP. GEAR FELL TO DOWN POSITION, BUT WOULD NOT EXTEND AND LOCK. A GEAR-UP LANDING WAS MADE WITH EXTENSIVE DAMAGE TO AIRCRAFT.Jun 26, 1997 · N60BP · Amtr VENTURESDR WTAA970115Squat Sensor · failedSFO - LANDING GEAR WILL NOT RETRACT. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AIRCRAFT FERRIED TO FAT FOR REPAIRS. MAINTENANCE REPLACED RIGHT MAIN STRUT SQUAT SENSOR. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (X)Jun 25, 1997 · N193YV · Emb EMB120RTSDR WTAA970113Release Valve · trippedSFO - LANDING GEAR WOULD NOT RETRACT. MAINTENANCE RESET LANDING GEAR RELIEF VALVE PIN. TEST FLIGHT SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (X)Jun 24, 1997 · N403UE · Bag JETSTM3101SDR 97ZZZX3406Rod End · bearing failedNOSE GEAR COLLAPSED UPON LANDING. THE NOSE GEAR ROD END BEARING SEPARATED FROM HOUSING ALLOWING NOSE GEAR TO BECOME SEPARATED FROM NOSE GEAR ACTUATOR. THIS ALLOWED ACTUATOR TO FULLY EXTEND AND GIVE THE PILOT THE APPEARANCE OF 3 GREEN, DOWN, AND LOCKED, BUT, Jun 24, 1997 · N401BK · Cessna 402CSDR 97ZZZX3174Support Bracket · failedNOSE GEAR REMAINED IN UP POSITION WHEN GEAR SELECTED TO DOWN POSITION. EMERGENCY EXTENSION PERFORMED AND GEAR EXTENDED AND SHOWED GEAR SAFE LIGHTS. UNEVENTFUL LANDING AND TAXI TO RAMP. INSPECTION FOUND DAMAGED UPLOCK SUPPORT BRACKET. CITATION 650 SB 650-53Jun 24, 1997 · N652JM · Cessna 650
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