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 MALA976053Retract Mech · malfunctionedON DEPARTURE, THE LANDING GEAR DID NOT RETRACT WITH PROPER PRESSURE ON HYDRAULIC GAUGE. CREW RECYCLED AS PER QRH AND THE GEAR DID RETRACT. AIRCRAFT LANDING IN DTW WITHOUT INCIDENT. MAINTENANCE PERFORMED SEVERAL OPS CHECKS, BLED AND SEVICED HYDRAULIC SYSTEM.Mar 15, 1998 · N595MA · Saab 340BSDR VJ9800046Isolation Valve · failedDURING ROLLOUT ON LANDING, NOSE WHEELS AND RT MAIN GEAR WHEELS DEPARTED HARD SURFACE OF RUNWAY. LINE MAINTENANCE INSPECTED AIRCRAFT AND DETERMINED AIRCRAFT COULD BE SAFELY RESTORED TO RUNWAY. PINNED GEAR AND SUBSEQUENTLY AIRCRAFT WAS TOWED TO GATE TO DEPLANMar 14, 1998 · N465AT · Boeing 7372L9SDR COMA9860059Pseu · malfunctionLANDING GEAR DID NOT EXTEND WHEN SELECTED DOWN FOR LANDING. MANUAL RELEASE SYSTEM USED TO EXTEND GEAR. REPLACED THE PSEU.Mar 12, 1998 · N989CA · Cndair CL6002B19SDR 98ZZZX1549Torque Tube · failedLANDING GEAR WAS RETRACTED. 40 MINUTES INTO FLIGHT, PILOT HEARD LOUD BANG. AIRCRAFT LANDED WITH MAINS EXTENDED AND LOCKED. NOSE GEAR PARTIALLY RETRACTED. UPON INSPECTION, FOUND UPLOCK TORQUE TUBE END STUD BROKEN OFF (.25 INCH - 28 STUD. NEW VERSIONS HAVE Mar 12, 1998 · N3038R · Cessna 320ASDR USAAF98027Cable · damagedMSP - FLT 1756 - ON SHORT FINAL APPROACH AT MSP, WAS UNABLE TO MOVE THE LANDING GEAR HANDLE TO THE DOWN POSITION. THE ALTERNATE LANDING GEAR EXTENSION PROCEDURE WAS USED TO LOWER THE LANDING GEAR. GEAR FELL AND THREE GREENS WERE ILLUMINATED. FLIGHT LANDED Mar 11, 1998 · N853US · Fokker F28MK0100SDR USAAF98026Retract Mech · lack of lubePIT - 1221 - DURING APPROACH INTOP PIT CREW RECEIVED A NOSE GEAR UNSAFE INDICATION WHEN LOWERING THE LANDING GEAR. CREW ADVISED ATC, EXECUTED A GO-AROUND AND RECYCLED THE GEAR. AFTER RECYCLING THE GEAR ALL INDICATIONS WERE NORMAL. FLIGHT LANDED WITHOUT FURTMar 11, 1998 · N866US · Fokker F28MK0100SDR DHL98726111Bracket · crackedAT D CHECK, RT MLG CABLE PULLEY CLUSTER AT AFT OUTBD SIDE OF RT WW CRACKED. REMOVED AND REPLACED CRACKED BRACKET PER MM 20-20-4. N/R 7304.Mar 11, 1998 · N726DH · Boeing 727228SDR AU980304Relay · faulty(AUS) LANDING GEAR RELAY FAULTY. SUSPECT CAUSED BY INGRESS OF FOREIGN MATTER.Mar 11, 1998 · Beech D55SDR 98ZZZX1364Bearing · pittedMAIN LANDING GEAR TILT ACTUATOR BEYOND REPAIRABLE LIMITS. PITTING ON END BEARING.Mar 11, 1998 · Boeing 747124SDR 98ZZZX1363Head Assy · pittedMAIN LANDING GEAR TILT ACTUATOR BEYOND REPAIRABLE LIMITS DUE TO PITTING ON HEAD ASSY.Mar 11, 1998 · Boeing 747124SDR 98ZZZM394Tube · damagedMSP - FLT 1756 - ON SHORT FINAL APPROACH AT MSP, CAPTAIN WAS UNABLE TO MOVE THE LANDING GEAR HANDLE TO THE DOWN POSITION. THE ALTERNATE LANDING GEAR EXTENSION PROCEDURE WAS USED TO LOWER THE LANDING GEAR. GEAR FELL AND THREE GREENS WERE ILLUMINATED. FLIGHT Mar 11, 1998 · N853US · Fokker F28MK0100SDR DL72S980547Actuator Rod · failedNOSE LANDING FAILED TO RETRACT ON CLIMB-OUT OF LEX. C/W POM CONTINUED TO CVG. LUBED NOSE GEAR AND FOUND NOSE GEAR DOWN LOCK ACTUATOR ROD FAILED. REPLACED N OSE GEAR DOWNLOCK ACTUATOR ASSY 324003683 S/N ON 1255 S/N OFF 283.Mar 10, 1998 · N418DA · Boeing 727232SDR CA980318004Switch · out of adj(CAN) A/C RETURNED TO BASE DUE TO IN TRANSIT LIGHT ON. GEAR SWITCH ADJUSTED FOR COLD WEATHER OPERATION.Mar 9, 1998 · Beech 99SDR SWIA971101Relay Box · failedGEAR WOULD NOT RETRACT NORMALLY HAD TO USE DOWN LOCK RELEASE. AURAL WARNING KEPT GOING OFF CONTINUALLY FLAPS, TRIM, AUTO FEATHER. REMOVED AND REPLACED LANDING GEAR RELAY BOX, OPS CHECKS GOOD.Mar 9, 1998 · N189SW · Emb EMB120ERSDR SWIA971098Control Valve · failedRIGHT MAIN LANDING GEAR WOULD NOT RETRACT. RETURNED TO FIELD. REPLACED LANDING GEAR CONTROL VALVE, OPS CKS GOOD.Mar 9, 1998 · N198SW · Emb EMB120ERSDR 98ZZZX1110Tube Assy · failedNOSE GEAR ROD END ASSY FAILED. THE BEARING WAS FREE AND NOT SEIZED.Mar 9, 1998 · N5092P · Cessna 310PSDR CA980318049Sensor · out of adjust(CAN) LGCIU 1 AND 2 FAULT INDICATION UPON SELECTING LANDING GEAR UP. GRAVITY EXTENSION CARRIED OUT SUCCESSFULLY. MAINTENANCE ACTION INVOLVED ADJUSTING PROXIMITY SENSOR 35GA AND REPLACING LGCIU NR 1.Mar 8, 1998 · Airbus A320212SDR 9804149854Retract Mech · malfunctionedDURING APPROACH, LANDING GEAR HANDLE WOULD NOT COME DOWN FOR GEAR EXTENSION. EMERGENCY GEAR EXTENSION PROCEDURES WERE UTILIZED AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE OPERATED GEAR THROUGH SEVERAL CYCLES. DISCREPANCY COULD NOT BE DUPLICATED. ADJUMar 8, 1998 · N763NC · Doug DC951SDR CALA9800389Circuit Breaker · trippedTHE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM EWR. THE LEVER LATCH LOCK OVERRIDE WAS USED PER CHECKLIST AND THE GEAR RETRACTED. THE FLIGHT WAS CONTINUED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE LEVER LATCH CIRCUIT BREAKER POPPEMar 5, 1998 · N17316 · Boeing 7373T0SDR 98UAL900102Actuator · failedLEFT MAIN LANDING GEAR REMAINED DOWN AFTER TAKEOFF. RETURNED TO FIELD. *S/D* MLG DRAG BRACE LOCK ACTUATOR FAILED. INTERNAL PISTON RETENTION NUT WAS NOT INSTALLED CORRECTLY. REPLACED ACTUATOR.Mar 5, 1998 · N644UA · Boeing 767322SDR 9804029935Latch Mechanism · lack of lubeLEFT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ON AFTER GEAR RETRACTION. CREW PERFORMED UPLATCH CHECK AND GEAR DOOR OPEN LIGHT ILLUMINATED. FLIGHT WAS RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE CLEANED AND LUBED LEFT MAIN GEAR DOOR LATCH MECHANIMar 5, 1998 · N1332U · Doug DC931SDR CA980430019Washer · missing(CAN) WASHER MISSING FROM LEFT MLG SIDE STRUT. INSTALLED.Mar 4, 1998 · Boeing 727260SDR PNSA980301Retract Mech · lack of lubeNOSE GEAR WOULD NOT EXTEND. EMERGENCY EXTENTION PERFORMED LANDING UNEVENTFUL. LUBED AND ADJUSTED NOSE GEAR, OPS CHECK OK.Mar 3, 1998 · N175SW · Swrngn SA227ACSDR CA980305003Cap · cracked(CAN) LANDING GEAR SELECTOR VALVE CAP CRACKED, LIFTING FROM BOSS ALLOWING O-RING TO BE BLOWN OUT AND SKYDROL HYDRAULIC FLUID TO LEAK OUT.Mar 2, 1998 · Dhav DHC8*SDR ABXA9800136Retract Mech · out of adjustAFTER TAKEOFF AND GEAR RETRACTION, VIBRATION COULD BE FELT AND HEARD FROM NOSE GEAR AREA. ALL INDICATIONS WERE GOOD. RECYCLED GEAR THREE TIMES, ON THIRD TIME, VIBRATION CEASED. REPLACED DOOR BUMPERS, AND PERFORMED ADJUST/TEST IAW DC8 MM 32-20-00, NO DEFECTSMar 2, 1998 · N853AX · Doug DC861SDR AALA980417Cylinder · defectiveSFO - FLT 1917 - UPON ARRIVAL SFO, NECESSARY TO RECYCLE GEAR THREE TIMES TO GET DOWN AND LOCKED INDICATION. REPLACED RIGHT MAIN LANDING GEAR BUNGEE CYLINDER. ACCOMPLISHED GEAR SWING WITH NO PROBLEMS NOTED. LEAK CHECKED OK. SYSTEM GROUND CHECKED NORMAL OPERMar 2, 1998 · N581AA · Doug DC982SDR TWAA9802907Sequence Valve · rupturedMCO - FLT 653 - AT GEAR RETRACTION THE 'A' HYD SYSTEM QTY AND PRESSURE DROPPED. BOTH ENGINE PUMPS WERE DEPRESSURIZED AND FLIGHT RETURNED TO MCO. REPLACED THE LEFT MAIN LANDING GEAR LOCK SEQUENCE VALVE. (M)Mar 1, 1998 · N54329 · Boeing 727231SDR CALA9800345Uplock Actuator · inoperativeTHE GEAR WARNING LIGHT AND GEAR DISAGREE EICAS MESSAGE WERE RECEIVED AFTER GEAR RETRACTION. THE GEAR HANDLE WAS MOVED TO THE OFF POSITION AND ALL WARNINGS WERE CLEARED. THE AIRCRAFT LANDED AT SEA WITHOUT INCIDENT. THE GEAR UPLOCK SYSTEM WAS INSPECTED WITH NMar 1, 1998 · N14120 · Boeing 757224SDR 98ZZZX1341Support · failedMAIN LANDING GEAR ACTUATOR SUPPORTS CRACKED.Mar 1, 1998 · N7516V · Cessna 177RGSDR 98ZZZX1340Support · failedMAIN LANDING GEAR ACTUATOR SUPPORTS CRACKED.Mar 1, 1998 · N7516V · Cessna 177RGSDR CA980303004Release Cable · worn(CAN) LEFT HAND MAIN LANDING GEAR DOOR ALTERNATE RELEASE CABLE WORN WHERE IT PASSES UNDER PULLEY GUARD PIN.Feb 24, 1998 · Dhav DHC8102SDR SWIA971087Control Unit · malfunctionedON APPROACH INTO SAN, SELECTED GEAR DOWN AND GEAR HUNG FOR 45 SECONDS TO 1 MINUTE THEN ALL THREE GEAR CAME DOWN. INSTALLED SERVICEABLE LANDING GEAR CONTROL BOX AND SWUNG LANDING EXTENSIVELY. OPS CHECKS GOOD.Feb 24, 1998 · N196SW · Emb EMB120ERSDR GAIA9822Control Cable · iced upKHA - FLT 805 - SFO-SEA - ON APPROACH TO SEA THE FLIGHT CREW FOUND THE LANDING GEAR HANDLE STUCK IN THE UP POSITION. THE CREW ELECTED TO USE ALTERNATE GEAR EXTENSION PROCEDURES AND MADE AN UNEVENTFUL LANDING. INSPECTION FOUND A BLOCK OF ICE HANGING ON THE LAFeb 24, 1998 · N563PC · Doug DC915FSDR ORJA9820Ground Sense Rod · disconnectedAFTER TAKEOFF, UNABLE TO RAISE GEAR NOSE WHEEL WOULD NOT LOCK IN CENTER POSITION SO GEAR NOT MANUALLY RETRACTED, GROUND SHIFT FAIL ACCOMPLISHED AND RETURNED TO LAND ON LANDING ROLL AND TAXI IN BOTH LEFT AND RIGHT REVERSER ACCUM LOW LIGHTS ON. FOUND ROD FROM GFeb 23, 1998 · N833RA · Doug DC983SDR COMA9810047Control Box · malfunctionLANDING GEAR WILL NOT RETRACT. REPLACED THE LANDING GEAR CONTROL BOX.Feb 23, 1998 · N267CA · Emb EMB120RTSDR 98ZZZX983Idler Gear · failedIDLER IN NOSE GEAR RETRACT LINKAGE BROKE DURING RETRACTION DUE TO INTERFERENCE OF NOSE GEAR AND WHEELWELL DOORS. NOSE GEAR FAILED TO EXTEND DUE TO LOSS OF NITROGEN CHARGE IN STRUT. STRUT HAD BEEN OVERSERVICED WITH HYDRAULIC FLUID. WITH THE STRUT BEING OVERSFeb 23, 1998 · N3141L · Cessna 310JSDR SIMA980531Relay · contaminatedLAW - FLT 3509 - THE CREW NOTICED A STRONG ELECTRIAL SMOKE SMELL AND THE C/B F7 POPPED DURING APPROACH. THE CREW RESET THE C/B AND SELECTED THE GEAR DOWN. THE NOSE GEAR SHOWED DOWN AND LOCKED, MAIN GEARS SHOWED UNLOCKED. ON LANDING THE RT GEAR LOCKED, THE LFeb 22, 1998 · N396AE · Saab 340BSDR COMA9810048Relay Box · malfunctionUNABLE TO RAISE LANDING GEAR AFTER TAKEOFF. BOTH INTRANSIT RED AND GREEN SAFE INDICATORS WERE ON. REPLACED THE LANDING GEAR RELAY BOX.Feb 22, 1998 · N269CA · Emb EMB120RTSDR 98ZZZM345Radius Rod · failedFLT 6221 - SWF-IAD - DURING APPROACH, EXPERIENCED A MOMENTARY LT GEAR UNSAFE WARNING LIGHT. AFTER A BRIEF MOMENT LEFT MAIN GEAR WENT GREEN BUT THE GPWS 'TO LOW GEAR' WARNING SOUNDED. A/C MADE A NORMAL LANDING BUT FOUND THE NOSE WHEEL STEERING WAS INOPERATIVEFeb 20, 1998 · N492UE · Bag JETSTM3201SDR TWAA9802501Accessory Box · malfunctionedSTL - FLT 328 - GEAR LEVER WAS LOCKED ON TAKEOFF. OVERRODE GEAR LEVER LOCK AND GEAR RETRACTED NORMALLY WITH NO HORNS. NOSE WHEEL WAS CENTERED. FOUND NOSE GEAR SAFETY SWITCH NOT MAKING. SERVICED NOSE STRUT PER MM AND REPLACED LANDING GEAR ACCESSORY BOX. (M)Feb 19, 1998 · N54336 · Boeing 727231SDR USAAF98018Dnlock Plunger · lack of lubeFLT 1672 - PIT-MDT - AFTER TAKEOFF FROM PIT, NOSE GEAR ALERT ILLUMINATED ON MFDU. THE BLUE INTRANSIT LIGHT REMAINED LIT IN GEAR HANDLE. CREW RECYCLED GEAR WITH SAME RESULT. CAPTAIN DECLARED AND EMERGENCY AND FLIGHT RETURNED TO PIT. FLIGHT LANDED WITHOUT FUFeb 18, 1998 · N864US · Fokker F28MK0100SDR PNSA980203Turnbarrel · jammedGEAR WOULD NOT RETRACT FULLY. STEERING CABLE TURN BARREL BECAME JAMMED IN NOSE WELL. REPLACE TURNBARRLE, GEAR SWING CHECKED OK.Feb 18, 1998 · N544AL · Cessna 441SDR P2EA98033Sensor · out of adjustFLT 421 - DFW - AIR RETURN NO EMERGENCY DECLARED LANDING UNEVENTFUL. LANDING GEAR WOULD NOT RETRACT NORMALLY. ADJUSTED AIR SAFETY SENSOR, RT MLG, PER MM 32-09-200. PERFORMED GEAR SWING PER MM 7-11-11. OPERATIONAL CHECK NORMAL. (M)Feb 18, 1998 · N5WM · Boeing 737297SDR AU980416Tube · damaged(AUS) LEFT LANDING GEAR DRIVE TUBE CREASED AT INBOARD FITTING (GEARBOX END). THE CREASE WAS RUSTED AND APPEARS TO HAVE BEEN DAMAGED SOME TIME AGO AND WAS CLOSE TO FAILURE.Feb 18, 1998 · Beech 58SDR AU980305Valve · faulty(AUS) LANDING GEAR EMERGENCY BYPASS VALVE BUTTON POPPED.Feb 18, 1998 · Bag JETSTM3107SDR AU980169Tube · damaged(AUS) LH LANDING GEAR DRIVE TUBE CREASED AT INBOARD FITTING.Feb 18, 1998 · Beech 58SDR AALA980373Control Cable · brokenCOS - FLT 0659 - ON APPROACH COS, LANDING GEAR FAILED TO EXTEND. CYCLED GEAR AND LANDED WITHOUT INCIDENT. AIRCRAFT WAS FERRIED TO TUL FOR REPAIR. REPLACED TELEFLEX CABLE AND RIGGED. PERFORMED GEAR EXTENSION AND RETRACTION PROCEDURES WITH NO DEFECTS. SYSTEFeb 18, 1998 · N1417D · Fokker F28MK0100SDR CA980309001Cap · cracked(CAN) LANDING GEAR SELECTOR VALVE CAP FOUND CRACKED. LIFTED FROM BOSS, O-RING FOUND BLOWN, SKYDROL HYDRAULIC FLUID LEAKING.Feb 17, 1998 · Dhav DHC8*SDR AALA980327Actuator · defectiveORD - FLT 1721 - UPON GEAR EXTENSION, RECEIVED LEFT AND RIGHT LANDING GEAR UNSAFE INDICATION WITH ASSOCIATED DOORS UNSAFE INDICATION. RECYCLED GEAR WITH NORMAL INDICATIONS. REPLACED LEFT AND RIGHT MAIN GEAR DOWNLOCK ACTUATORS. LEAK CHECKED WITH NO DEFECTS FFeb 16, 1998 · N1404D · Fokker F28MK0100SDR CA980225021Door · out of adj(CAN) PILOTS REPORTED GEARS STAYED IN TRANSIT ON UP/DOWN SELECTION. GEAR ALSO FAILED TO EXTEND MANUALLY. GEAR FINALLY SHOWED THREE GREEN AND AIRCRAFT LANDED OK. MAIN LANDING GEAR DOORS CLOSING TOO TIGHT, OUT OF ADJUSTMENT. REPAIRED.Feb 14, 1998 · Beech A100
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