JASC 3231
Service difficulty reports · 2,249
Reports filed under 3231 · Landing Gear Door Retract Section, 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 = '3231' 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 = '3231' 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 CA120104007Link · obstructed(CAN) DURING SCHEDULED MAINTENANCE, THE COCKPIT ALTERNATE NLG RELEASE HANDLE WAS PULLED TO OPEN THE NOSE LANDING GEAR (NLG) DOORS, HOWEVER THE DOORS FAILED TO FULLY OPEN. BOTH FORWARD DOORS OPENED APPROXIMATELY ONE INCH AND JAMMED. A SMALL HAND PRESSURE WAS APSDR CHQA201100508Solenoid Valve · faultyCREW REPORTED THAT THEY FELT AN ABNORMAL VIBRATION AND NOISE FROM THE NOSE LANDING GEAR UPON GEAR RETRACTION. THE AIRCRAFT LANDED AT ITS INTENDED DESTINATION WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSE LANDING GEAR DOORS TO NO BE FULLY CLOSING. THE NOSE LASDR TIMA20110006Cam · damagedWHEN THE PILOT SELECTED GEAR UP AFTER DEPARTURE FROM BIL, THE GREEN LIGHTS EXTINGUISHED BUT THE RED IN-TRANSIT LIGHT DID NOT EXTINGUISHED. EXTENDED THE GEAR AND GOT 3 GREEN, RETRACTED THEM AGAIN AND STILL HAD THE IN TRANSIT LIGHT STAY ON. AT THIS POINT RETURSDR CALA2011121200809Sequence Valve · dirtyGEAR DOOR EICAS ILLUMINATED ON GEAR EXTENSION. RIGHT MLG DOOR NOT LOCKED. RIGHT MLG DOOR OPERATED GEAR SEQUENCE VALVE AND UPLOCK OPERATED SEQUENCE VALVE INSPECTED, CLEANED AND LUBRICATED AMM REF 32-32-05 AND 32-32-09. MLG DOORS OPERATED 5 TIMES NORMALLY. LSDR ASOA2011120800012Proximity Switch · inoperativeAFTER TAKEOFF THE CREW NOTED THAT THE NLG DOORS DID NOT CLOSE AFTER THE GEAR WAS RETRACTED. THE ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. WHERE MX REPLACED THE NLG UPLOCK BOX PROXIMITY SWITCH, PERFORMED OPS TESTS AND CLEARED THE DISCREPANCY.SDR FDEA201112065175Cylinder · failedAFTER TAKE-OFF, DURING GEAR RETRACTION, AMBER LIGHT DOOR OPEN ON FORWARD PANEL AND UPPER PANEL, VIBRATIONS AFTER LEVEL-OFF AT FL330, AND LOWER ALTITUDES UNTIL LANDING GEAR WAS EXTENDED FOR LANDING, DOOR AMBER LIGHT CONTINUED ILLUMINATION DURING ENTIRE SEQUESDR HALA2011112900597Mechanism · corrodedNLG FWD DOOR OPERATING MECHANISM FOUND CORRODED BS 180.5. REPLACED NLG FWD DOOR OPERATING MECHANISM ON LT SIDE IAW AMM 32-22-04, REV 77.SDR UALA2011111506257Solenoid · faultyRIGHT GEAR WON'T CLOSE. MAINT TEXT: TEXT SHOULD READ: RT MAIN LANDING GEAR DOOR WILL NOT CLOSE. REPLACED RIGHT MAIN GEAR DOOR RELEASE-SAFETY VALVE MODULE SOLENOID PER MM, OPS CHECKS GOOD.SDR C2XA11IA257Relay · faultedAFTER TAKEOFF THE CREW REPORTED THAT THE NOSE GEAR DOORS DID NOT RETRACT. THE AIRCRAFT CONTINUED TO IAH AND LANDED WITHOUT INCIDENT WHERE MAINTENANCE REPLACED NOSE LANDING GEAR DOOR CONTROL RELAY NUMBER K0642. OPERATIONAL CHECKS WERE PERFORMED AND THE DISCRESDR CA111108005Tube · cracked(CAN) DURING SCHEDULE INSPECTION, THE ATTACHING ROD ENDS FOR THE NLG DOORS WERE BEING REPLACED. BOTH ATTACHMENT HORNS WERE FOUND CRACKED. PART WAS REPLACED AND ACFT RELEASED BACK TO SERVICE.SDR HNAA2011110200345Sequence Valve · leakingIN FLIGHT, AFTER SELECTING GEAR UP, NR 2 HYD ISOLATION VALVE CAUTION LIGHT ILLUMINATED, ALONG WITH RIGHT GEAR DOOR AMBER LIGHT REMAINING ILLUMINATED WITH NR 2 SYS FLUID LOSS. RETURN TO DEPARTURE IAW CHECK LIST. PERFORMED ALTERNATE GEAR EXTENSION. FOUND SOLESDR REXA201100787Priority Valve · failedGEAR DISAGREE. COMPLIED WITH PA 05-18B GEAR DISAGREE EVENT PROCEDURES COMPLIED WITH WO325993. PSEU CODES INDICATED NOSE DOORS DID NOT OPEN. R & R NLG PRIORITY VALVE IAW AMM 32-33-15. OPS CHECKED GOOD. LEAK CHECKED GOOD.SDR REXA201100789Proximity Sensor · failedNLG DOOR MESSAGE IN FLIGHT, PERFORMED QRH. AIR RETURN. TROUBLE SHOT NLG DOOR WARNING SYSTEM IAW WDM 32-61-00, FOUND LT NOSE DOOR PROXIMITY SENSOR BAD. R & R SENSOR IAW WDM 32-61-00. OPS CHECKED GOOD.
SDR HNAA2011110200343Actuator · out of adjustLT MAIN GEAR DOOR AMBER LIGHT ILLUMINATED AFTER GEAR RETRACTION. RECYCLED GEAR IAW CHECK LIST. AMBER LIGHT RE-ILLUMINATED. ADJUSTED FORWARD LT GEAR DOOR ACTUATOR AND INSTALLED NEW PROX SWITCH FOR GEAR DOOR IAW MM 32-10-36. SWUNG GEAR SEVERAL TIMES. OPS CHESDR USAA2011101200002Bypass Valve · leakingAIRCRAFT LOST GREEN HYDRAULIC SYSTEM DURING LANDING ROLLOUT. MAINTENANCE FOUND MAIN LANDING GEAR DOOR GROUND OPENING BYPASS VALVE LEAKING. REMOVED AND REPLACED BYPASS VALVE IAW MM 32-31-13-400-001.SDR NSVA2011253Door · malfunctionedWHEN THE GEAR WAS RAISED THE GEAR DOOR WOULD NOT CLOSE. INDICATIONS SHOWED THE GEAR WAS UP. CREW PERFORMED AN ALTERNATE GEAR EXTENSIONS AND RETURNED TO IAH. A/C HAD TO BE TOWED TO THE GATE FROM THE TAXIWAY.SDR IPXA11169406Uplock · inoperativeRIGHT GEAR DOOR WOULD NOT CLOSE AFTER TAKEOFF. FOLLOWED ECAM PROCEDURE A AND QRH PROCEDURE. RETURNED TO DEPARTURE, GEAR EXTENDED NORMAL UPON THE RETURN. DEFERRED IAW 32-30-01. R & R RT MLG DOOR UPLOCK ASSY IAW MM 32-31-33-04. PERFORMED A GEAR SWING TO VSDR IPXA1169406Door · failedRT GEAR DOOR WOULD NOT CLOSE AFTER TAKEOFF. FOLLOWED ECAM PROCEDURE A AND QRH PROCEDURE. RETURNED TO DEPARTURE, GEAR EXTENDED NORMAL UPON THEIR RETURN. DEFERRED IAW 32-30-01. (SDR OPEN)SDR UALA2011092105110Trunnion · wornFOUND AFT RT NOSE GEAR DOOR LOOSE, METAL TRIANGLE CASTING BOLTED TO RT TRUNNION AREA OF GEAR IS WORN. FOUND SPACER MISSING NOSE GEAR TRUNNION CRANK, REMOVED RIGHT TRUNNION DRIVE CRANK. RT TRUNNION DRIVE CRANK NEEDS INSTALLATION. INSTALLED TRUNNION DRIVE CRASDR SWAA116569Actuator · faultyLANDING GEAR RETRACTED NORMAL. AFTER PLACING HANDLE IN OFF POSITON THE RT MLG EXTENDED. REMOVED AND REPLACED RT MLG UPLOCK ACTUATOR PER MM.SDR CALA2011091400596Actuator · bypassingLANDING GEAR LEFT SIDE, GREEN LIGHT DOES NOT COME ON WITH LANDING GEAR LEVER DN, LEFT GEAR RED LIGHT ON, INDICATIONS NORMAL AFTER ALTERNATE GEAR EXTENSION. DUE TO HISTORY, PERFORMED A/C GEAR SWING IAW AMM 32-32-00-710- 801. DUPLICATED FAULT & FOUND DOWN LOCKSDR CA110909012Bypass Valve · sheared(CAN) THE LT MLG DOOR WOULD NOT CLOSE FOLLOWING AN ACFT SCHEDULED MX EVENT. THE MLG DOOR BYPASS VALVE WAS FOUND TO HAVE 2 SHEARED BOLT HEADS. THE VALVE WAS REPLACED & TESTED SERVICEABLE.SDR UALA2011090904894Rod · faultyRIGHT FORWARD NOSE GEAR DOOR ACTUATING LINK HAS A KINK. REPLACED RT FWD ROD ASSY PER MM ON NOSE GEAR DOOR. ACP NOSE GEAR DOOR ADJUSTMENT TEST PER MM. ACP RETRACT NOSE GEAR, FOUND TO BE OK PER MM. ACCOMPLISHED METHOD 1 INSPECTION OF RT FWD NOSE GEAR DOOR ROSDR IXXA110057ODoor · disconnectedDURING CLIMBOUT, THE RT NOSE GEAR DOOR WOULD NOT CLOSE. RETURNED TO DEPARTURE AND LANDED WITHOUT FURTHER INCIDENT. MX INSPECTED NOSE GEAR AND FOUND THE RT AFT NLG DOOR DISCONNECTED. MX JACKED THE NOSE GEAR IAW AMM 07-11-02 TO RECONNECT DOOR AND ADJUST IAW AMMSDR UALA2011090204724Sequence Valve · faultyUSED ALT GEAR TO EXTEND ON LANDING AFTER NO NOSE GEAR GREEN LIGHT. AS PER FAULT ISOLATION PROCEDURE 32-30-00 FIG 104, FOUND THE DOOR OPERATED SEQUENCE VALVE AT FAULT. REPLACED NOSE GEAR DOOR OPERATED SEQUENCE VALVE.SDR UALA2011082904600Safety Valve · faultyN-W-STRG FAULT. WILL REQUIRE TROUBLESHOOTING. ACCOMPLISHED TSM. REPLACED SERVO CONTROL NW STEERING, NO HELP. TS DATA GIVES FAULT CODE "53". UNABLE TO CLOSE L/G DOORS. RESET LGCIU'S, NO HELP. TRIED NEW LGCIU'S, NO HELP. ORIGINALS REINSTALLED. REPLACEDSDR UALA2011082404534Actuator · leakingLEFT WHEEL WELL HAS FLUID LEAK. FLUID LEAK FOUND ON PREFLIGHT WALKAROUND. REPLACED LT MLG RETRACT ACTUATOR. REPLACED PIN (P/N 201590900 - SERIAL# HP11183 - (POSIT LH). ACCOMPLISHED OPS CHECK. NO LEAKS NOTED.SDR DXTA2011082304707Door · out of adjustRED GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH AFTER TAKEOFF. HAD NORMAL HYD PRESSURES AND PERFORMED THE ABNORMAL CHECKLIST FOR "GEAR UNLOCK LIGHT". GEAR EXTENDED NORMALLY AND RETURNED BACK TO AIRPORT. NO EMERGENCY DECLARED. TROUBLESHOT SYS, FOUND NLG DOORS OUSDR FDEA201108153281Fitting · failedNLG LEG DOOR LOWER RT ATTACHMENT FORK BROKEN. R & R NLG LEG DOOR RT FITTING AND ATTACHMENT FORK ,OPS CHECKED GOOD ALL IAW 32-22-15-04.SDR SWAA115760Door · out of adjustAFTER TAKEOFF RT MAIN LANDING GEAR STAYED DOWN. CYCLED GEAR DOWN AND UP AND GEAR CAME UP. REMOVED AND REPLACED RT MLG INNER DOOR PER MM.SDR EIAA2011100Handle · out of positionAFTER GEAR RETRACTION, BOTH LEFT AND RIGHT GEAR DOORS STAYED OPEN WITH GEAR HANDLE UP ACCOMPANIED BY GEAR DOOR LIGHT ON FWD ANNUCIATOR. ON SYSTEM CHECKOUT AND INSPECTION FOUND RT GEAR DOOR HAND RELEASE HANDLE NOT IN FULL UP DETENT POSITION. RESET MANUAL HANDSDR DXTA2011080404684Bearing · seizedIN FLIGHT WHEN LANDING GEAR EXTENDED, A LOUD CLUNKING NOISE HEARD IN COCKPIT. ON GROUND IF YOU WIGGLE THE RT NLG DOOR, SAME CLUNKING NOISE IN THE GEAR DOOR LINKAGE. FOUND RT NLG DOOR MIDDLE ROD END BEARING AND BOLT SEIZED. R & R ROD END BEARING & ATTACHING SDR C2XA11CL180Solenoid Valve · faultyORD FLT 5982 THE CREW REPORTED THE NOSE GEAR DOORS OPENED IN FLIGHT. MAINTENANCE INSPECTED AND REPLACED THE NOSE GEAR DOOR SOLENOID VALVE. OPERATIONAL CHECKS WERE GOOD.SDR JJBA358PH321277Bellcrank · damagedFLIGHT CREW REPORTED THAT THE NLG DOORS DIDN'T CLOSE WHEN GEAR WAS SELECTED UP AND NOSE DOORS REMAINED OPEN AFTER GEAR SELECTED. MX CREW R & R NLG BELL CRANK. ADJUSTED RT NOSE GEAR DOOR PUSH ROD TO OBTAIN PROPER GAP. PERFORMED OPS CHECK, OPS CHECK WAS SATISSDR MASA2011072703325Priority Valve · malfunctionedGEAR DISAGREE FOLLOWED BY NG DOOR WARNING. R2 NLG PRIORITY VALVE.SDR USAA2011071500004Uplock · stuckLOUDER THAN USUAL WIND NOISE THAT APPEARED TO BE COMING FROM NOSE GEAR OR RADOME AREA AT ALL ALTITUDES AND AIRSPEEDS OVER 220 KTS. DURING LATTER STAGE OF FLIGHT, NOTICED AMBER X'S AT NOSE GEAR DOOR POSITION INDICATOR. FOUND NLG DOOR UPLOCK STUCK IN CLOSED POSDR DXTA2011072604670Switch · inoperativeAFTER TAKEOFF, REDLIGHT IN GEAR HANDLE CAME ON AFTER GEAR RETRACTION. NO OPEN DOOR INDICATIONS ON SYNOPTIC PAGE OR ASSOCIATED CAS MESSAGES WERE OBSERVED. RED LIGHT REMAINED ON THRU FLT. R & R DEFECTIVE RT MAIN LANDING GEAR DOOR SWITCH AND SYS OPS TESTED IAW GSDR JJBA374PH321349Relay · malfunctionedFLIGHT CREW REPORTED NOSE GEAR DOORS CYCLED IN FLIGHT. MX CREW PINED GEAR AND FERRIED TO BASE. R & R 3261K14 RELAY. PERFORMED GEAR SWING AND OPS CHECK WAS SATISFACTORY.SDR CA110629005Bellcrank · crackedFOUND CRACK IN BELLCRANK DURING CORROSION INSPECTION, REPLACED BELLCRANK WITH NEW.SDR HALA2011062000272Control Valve · defectiveGEAR DOOR OPEN ALERT CAME ON APPROX 10 SEC AFTER GEAR EXTENTION, STAYED ON F/O APPROX 6SEC. PERFORMED AMM 32-33-00-720-801, FUNCTIONAL TEST OF THE LANDING GEAR HYD CONTROL SYS. GEAR RETRACTION, DOOR RETRACT NORMAL, AND ON GEAR EXTENSION, LT DOOR SLOW TO CLOSSDR AALA20110610TUL07Roller · missingATL - CREW REPORTED GEAR DOWN AND YELLOW GEAR DOOR OPEN LIGHT WOULD NOT GO OUT. ACCOMPLISHED QRH PROCEDURE AND GO AROUND. EMERGENCY DECLARED FLIGHT LANDED ATL LANDED WITHOUT INCIDENT. GROUND REPORTS LEFT GEAR DOOR HALF OPEN AND RIGHT DOOR CLOSED. AIRCRAFT SDR HALA2011060800255Latch · brokenMLG DOOR LATCH ON RT SIDE UPLOCK MECHANICAL LATCH BROKEN. R & R RT MLG DOOR LATCH IAW AMM 32-34-01. CLEARANCE AND OPS CHECK OK. REMOVED NLG & MLG PINS. OK FOR SERVICE.SDR RAIA201106060001Relay · malfunctionedAFTER TAKEOFF THE FLIGHT CREW RETACKED THE GEARS. THE NLG DOOR DID NOT CLOSE. AIRCRAFT RETURNED TO GSO. AIRCRAFT WAS FERRIED FROM GSO TO STL. MAINTENANCE INSPECTED AND REMOVED AND REPLACED RELAY K0642 DOOR CONTROL RELAY. LANDING GEAR SYSTEM OPS CHECKED GOSDR IXXA110046OLink · failedAFTER TAKEOFF, THE CREW HEARD A LOUD NOISE FROM NOSE GEAR AREA, THEY RETURNED TO DEPARTURE WITHOUT FURTHER INCIDENT. MX FOUND RT NOSE GEAR DOOR OPENED, NO FURTHER DEFECTS NOTED. THEY REPLACED RT FWD NOSE GEAR LINK. OPS CHECK GOOD IAW MM 32-22-1. ACFT WAS RESDR NSVA2011128Sequence Valve · faultyUPON GEAR RETRACTION NOSE AND RIGHT MAIN RETRACTED, LEFT MAIN DOOR CLOSED, LEFT RED AND GEAR HANDLE ILLUMINATED, THEN LEFT GEAR DOOR OPENED AND LEFT GEAR RETRACTED. REMOVED AND REPLACED LT SEQUENCE VALVE IAW Q400 AMM 32-31-36, ALSO REPLACED LGDNLK1 PROX SENSSDR CVGA 11 165 1Unknown · malfunctionedNOSE GEAR DOOR FAILED TO CLOSE WHEN GEAR SELECTED UP.SDR CHQA201100190Solenoid Valve · inoperativeCREW REPORTED THAT DURING CLIMB THAT THE NOSE GEAR DOORS WERE NOT CLOSED. AT 10,000 FEET THE NOSE GEAR DOORS CLOSED AND EVERYTHING REMAINED NORMAL FOR THE REST OF THE FLIGHT. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NOSE LANDING GEAR DSDR RAIA201105230002Solenoid Valve · malfunctionedDURING CLIMB THE NLG DOORS DID NOT CLOSE FOLLOWING GEAR RETRACTION. AIRCRAFT RETURNED TO IAD. MAINTENANCE INSPECTED AND REMOVED AND REPLACED THE NLG DOOR SOLENOID VALVE. NLG DOORS OPS AND LEAK CHECKED GOOD.SDR CHQA201100186Switch · defectiveCREW REPORTED, HEARD A LOUD NOISE THE ENTIRE FLIGHT AND BELIEVED THAT THE NOSE LANDING GEAR DOOR DID NOT CLOSE. THE CREW INSPECTED THE AIRCRAFT AND NOTED THAT ALL OF THE PANELS WERE CLOSED. THE CREW ALSO NOTED THAT ALL GEAR INDICATIONS WERE NORMAL. THE AIRCSDR CHQA201100185Switch · inoperativeCREW REPORTED THAT THERE WAS A LOUD NOISE COMING FROM THE NOSE LANDING GEAR DURING FLIGHT AND BELIEVED THAT THE LANDING GEAR DOORS DID NOT FULLY CLOSE. ALL OF THE GEAR INDICATIONS WERE GOOD. THE CREW SLOWED THE AIRCRAFT, CYCLED THE LANDING GEAR, AND THE NOIS
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