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 2013FA0000143Relay · faultedPILOT REPORTED A DELAYED RESPONSE WHEN THE GEAR WAS PLACED IN THE UP POSITION ABOUT 15 SECONDS. PILOT PLACED THE GEAR DOWN WITHOUT PROBLEM AND LANDED SAFELY WITHOUT INCIDENT. THE AIRCRAFT WAS TROUBLESHOT AND THE DYNAMIC RELAY WAS FOUND TO BE FAULTY. REPLACEMar 4, 2013 · N8251C · Beech F33ASDR DXTA2013030405306Switch · dirtyDURING TAKEOFF, ON GEAR RETRACTION THE GEAR HORN WARNING SOUNDED UNTIL THE RED LIGHTS ON THE GEAR ANNUNCIATOR PANEL WENT OUT. CLEANED LT & RT MLG SWITCHES. PERFORMED NUMEROUS GEAR SWINGS AT TAKEOFF CONFIGURATION, WITH NO DISCREPANCYS NOTED. OPS CHECKED GOODMar 3, 2013 · N881QS · Raythn HAWKER900XPSDR SWIA201332896Safety Wire · out of positionDURING THE APPROACH TO LANDING PHASE, THE RIGHT MAIN LANDING GEAR STAYED IN THE UP POSITION GIVING A GEAR DISAGREE INDICATION. THE GEAR CAME DOWN UPON INITIATING THE GO AROUND. (FLT 2679) SAFETY WIRE ON VALVE JACK SIDE OF MLG SELECTOR VALVE CONNECTOR INTERFMar 2, 2013 · N465SW · Cndair CL6002B19SDR 39LA2013030600004Pin · out of positionMAIN GEAR UNSAFE (RED) LIGHTS STAYED ILLUMINATED WITH GEAR UP. CYCLED SEVERAL TIMES. FOUND EMERGENCY GEAR SELECTOR PIN OUT AND LEVER ROTATED. SELECTOR RETURNED TO NORMAL. OP'S CHECKED GOOD AFTER SEVERAL CYCLES, PEFORMED FULL SERVICE OF LT STRUT HYD AND NIMar 1, 2013 · N956BW · Frchld SA227DCSDR 39LA2013030500004Relay · inoperativeON APPROACH, DESCENDING THROUGH 12,000 FT. MASTER CAUTION ILLUMINATED FOR LANDING GEAR INOPERATIVE. PERFORMED A GO AROUND. COMPLETED QRH PROCEDURES FOR THE CAUTION LIGHT. COMPLETED MANUAL GEAR EXTENSION AND GEAR CAME DOWN WITH THREE GREEN AND LOCKED POSITIMar 1, 2013 · N990AV · Dhav DHC8103SDR QXEA2013030200432Cam · bindingRT MLG ALTERNATE EXTENSION CAM ASSY. BINDES DURING MANUAL OPERATION. REPLACED OF RT ALTERNATE RELEASE CAM ASSY, OPS CHECKED GOOD, VERIFIED AD2011-15-09 C/W, RT SIDE ONLY.Mar 1, 2013 · N414QX · Bombdr DHC8402SDR 2013FA0000135Bearing · failedTHE PILOT STATED THAT DURING GEAR RETRACTION AFTER TAKEOFF, HE HEARD A LOUD BANG IN FRONT GEAR AREA. GEAR INDICATOR SHOWED UP AND LOCKED, NO FAILURE INDICATIONS. PRIOR TO LANDING, LOWERED THE LANDING GEAR AND HAD NORMAL GEAR DOWN AND LOCKED INDICATIONS. UPOFeb 28, 2013 · N1565Z · Beech P35SDR ASOA20130227270Connector · dirtyIMMEDIATELY AFTER TAKE OFF RECEIVED A LG AIR/GROUND FAIL MESSAGE ON EICAS. GEAR WOULD NOT COME UP AND THE LEVER WAS LOCKED DOWN. CLEANED CONNECTOR AND INSTALLED CONNECTOR P2834. PERFORMED OCF AND CONFIRMED FIX.Feb 26, 2013 · N11547 · Emb EMB145LRSDR 39LA2013022200003Pseu · intermittentNOSE GEAR DID NOT EXTEND NORMALLY, ALTERNATE EXTENSION OK. INSPECTED SYSTEM AND RACKED PSEU IAW MM 32-61-50, PERFORMED OPS CHECK IAW MM 32-30-00, NO DEFECTS NOTED.Feb 22, 2013 · N635AR · Dhav DHC8103SDR HYIA20140414047Drag Brace · crackedAT SCHEDULED INSPECTION, NLG DRAG BRACE, PN 5142002-5 WAS FOUND TO BE CRACKED IN THE AREA OF NLG ACTUATOR ATTACH POINT. METHOD OF INSPECTION WAS DYE PENETRANT. THIS CRACK WAS FOUND TO BE BEYOND LIMIT ALLOWABLE OF MEB91-11R1. THIS UNIT HAS BEEN SCRAPPED & AFeb 21, 2013 · N812AN · Cessna 402CSDR HYIA20140414046Drag Brace · crackedAT SCHEDULED INSPECTION, NLG DRAG BRACE, PN 5142002-5 WAS FOUND TO BE CRACKED IN THE AREA OF NLG ACTUATOR ATTACH POINT. METHOD OF INSPECTION WAS DYE PENETRANT. THIS CRACK WAS FOUND TO BE BEYOND LIMIT ALLOWABLE OF MEB91-11R1. THIS UNIT HAS BEEN SCRAPPED & A Feb 21, 2013 · N300SN · Cessna 402CSDR CA130314005Solenoid Valve · intermittent(CAN) ON APPROACH GEAR SELECTED DOWN BOTH MAINS EXTENDED AND LOCKED DOWN WITH GREEN ILLUMINATED. NLG DID NOT EXTEND. NO AMBER DOOR LIGHT EVIDENT, DOORS DID NOT OPEN. NLG RED ILLUMINATED ON THE LANDING GEAR CONTROL PANEL. GO-AROUND CONDUCTED, ALTERNATE EXTENFeb 20, 2013 · Bombdr DHC8400SDR SWIA201332867Plunger · out of adjustSELECTED GEAR HANDLE UP OBSERVED RIGHT MAIN GEAR DISAGREEMENT LIGHT, BOTH A & B INDICATORS AND HEARD AIRFLOW SOUNDS SIGNALING NOSE GEAR DOORS WERE NOT FULLY CLOSED. AFTER 2 MINUTES RIGHT MAIN GEAR DISAGREEMENT LIGHT EXTINGUISHED. AIRCRAFT SOUNDED AND FLEW INFeb 20, 2013 · N562SW · Emb EMB120ERSDR CA130222002Selector Valve · failed(CAN) ON APPROACH DURING LANDING GEAR EXTENSION GOT LANDING "GEAR DISAGREE" EICAS MSG. MNO CHANGE/OR INDICATION ON ED1. CYCLED GEAR LEVER TO NO AVAIL. FOLLOWED AOM EMERGENCY PROCEDURE. GEAR SAME DWN AND LANDED NORMALLY. NO NOSE WHEEL STEERING AFTER TOUCHDOWN.Feb 19, 2013 · Cndair CL6002C10SDR SIMA20130219007Selector Valve · inoperativeFLIGHT 3776, CREW REPORTED THAT DURING APPROACH, WHEN GEAR LEVER MOVED TO THE DOWN POSTION, NOTHING HAPPENDED AND RECEIVED A GEAR DISAGREE MESSAGE. NO WIND NOISE FROM NOSE AREA OR INDICATION ON ED1. EXAMINED THE HYDRAULIC SYNOPTIC PAGE AND ALL SYSTEM RESERFeb 19, 2013 · N504AE · Cndair CL6002C10SDR 7AJA20130221001Motor · malfunctionedLANDING GEAR FAILED TO DEPLOY DURING FINAL APPROACH PHASE OF LANDING, AN EMERGENCY WAS DECLARED AND MANUAL EXTENSION OF GEAR WAS ACCOMPLISHED SUCCESSFULLY.Feb 17, 2013 · N1079D · Beech C90ASDR 2013FA0000100Relay · failedPILOT REPORTED SMOKE IN THE COCKPIT AFTER THE LANDING GEAR WAS FULLY EXTENDED. LANDED SAFELY. DISCOVERD THAT THE DYAMIC BRAKE RELAY DID NOT TURN OFF THE LANDING GEAR ACTUATOR WHEN THE GEAR WAS FULLY EXTENDED CAUSING THE GEAR MOTOR TO OVERHEAT AND SMOKE.Feb 16, 2013 · N8240T · Beech F33ASDR 2013FA0000104Downlock Hook · stickingNO GREEN LIGHT INDICATION ON LT MAIN, JACKED ACFT AND FOUND GEAR FULLY DOWN AND SECONDARY LOCK NOT FULLY ENGAGED TO MAKE THE GEAR LOCKED SWITCH. REMOVED SECONDARY LOCK ASSY FOR INSPECTION. FOUND NO MECHANICAL DEFECTS. CLEANED AND LUBRICATED ALL PARTS AND REFeb 15, 2013 · N713WT · Piper PA31350SDR CHQA20130213049Electronic Unit · faultyCREW REPORTED THAT AFTER TAKEOFF, DURING GEAR RETRACTION, THE RIGHT MAIN LANDING GEAR DID NOT SHOW UP AND LOCKED. THE OTHER GEAR HAD GREEN INDICATIONS AND SHOWED UP AND LOCKED. THE CREW ALSO RECEIVED A LANDING GEAR LEVER DISAGREE MESSAGE. THEY FOLLOWED THE Feb 14, 2013 · N561RP · Emb EMB145LRSDR HNAA2013021400054Release Cable · chafedLEFT NACELLE MLG EMERGENCY RELEASE CABLE IS CHAFED AND CORRODED. R & R EMERGENCY RELEASE CABLE IN LT NACELLE IAW AMM32-35-00.Feb 14, 2013 · N975HA · Dhav DHC8102SDR UALA2013021200830Control Unit · faultedBRAKE SYS 2 FAULTED, RETUNED TO FIELD. REPLACED BRAKE SYSTEM CONTROL UNIT PER MM.Feb 12, 2013 · N470UA · Airbus A320232SDR SWIA201332782Unknown · malfunctionedSELECTED GEAR DOWN, DOORS OPENED BUT LANDING GEAR DID NOT EXTEND. CYCLED GEAR HANDLE AND LANDING GEAR CAME DOWN NORMALLY NO FURTHER PROBLEMS. (FLT 6233) PERFORMED 10 GEAR SWINGS AND COULD NOT DUPLICATE DISCREPANCY. CLEANED ALL GEAR SEQUENCE VALVES AND REPLFeb 12, 2013 · N301YV · Emb EMB120ERSDR CA130311023Landing Gear · malfunctioned(CAN) AFTER T/O AND LANDING GEAR UP, RT GEAR DOOR ILLUMINATE. LANDING GEAR ALTERNATE LOWERED. RECTIFICATION OF THE DEFECT WAS CARRIED OUT IAW FIM 32-00-000-810-823. RETRACTION AND EXTENSION CHECK OF THE LANDING GEAR CARRIED OUT IAW AMM. FOUND SATISFACTORY. Feb 10, 2013 · Bombdr DHC8400SDR N6WA2013021003Selector Valve · inoperativeGEAR DISAGREE WARNING ON TAKEOFF. R & R LANDING GEAR SELECTOR VALVE IAW AMM 32-32-10, NO FIX (FERRIED ACFT FOR REPAIR).Feb 10, 2013 · N161GJ · Cndair CL6002C10SDR CA130311017Control Panel · malfunctioned(CAN) DURING PREFLIGHT WALK AROUND, PILOT FOUND DAMAGE TO LT & RT MLG AFT DOORS. EVIDENCE OF GEAR HITTING DOORS. REVIEW OF THE FDR DATA SHOWED THE GEAR HANDLE WAS CYCLED ON APPROACH. THE INITIAL GEAR EXTENSION WAS JUST PRIOR TO FLAP EXTENSION. LANDING GEAR Feb 7, 2013 · Bombdr DHC8400SDR USAA2013020700023Unknown · lack of lubeFLT 9465 - UNABLE TO DROP NOSE GEAR MANUALLY. ACCOMPLISHED LUBRICATION OF NOSE LANDING GEAR IAW B737 AMM 12-21-21. OPS CHECK NOSE GEAR MANUAL EXTENSION SYSTEM TEST, OPS TEST NORMAL & RELEASE HANDLE FORCE WITHIN LIMITS, (80LBS) IAW B737 AMM 32-35-00.Feb 6, 2013 · N530AU · Boeing 7373B7SDR IXXA20130202002OLink · inoperativeON CLIMBOUT, AFTER A GOOD UPLATCH CHECK, HEARD A LOUD NOISE IN NOSE GEAR AREA. (SOUNDED LIKE A NOSE GEAR DOOR POPPED OPEN). R & R RT NLG DOOR FORWARD LINK ASSY IAW MM 32-22-1. OPS CHECKS GOOD ON NOSE GEAR SWING.Feb 2, 2013 · N41CX · Doug DC862SDR DXTA2013020405270Unknown · unknownLEFT LANDING GEAR INDICATOR WOULD NOT INDICATE UP AND LOCKED. EVEN AFTER FOLLOWING PROCEDURES IN QRH. WHEN GEAR SELECTED DOWN THE GEAR INDICATORS WERE DOWN AND LOCKED. INSPECTED THE UPLOCK SWITCHES, NO DEFECTS NOTED. ADJUSTMENT OF SWITCHES ARE GOOD. PERFORFeb 1, 2013 · N703QS · Gulstm 200SDR HYIA20140414045Drag Brace · crackedAT SCHEDULED INSPECTION, NLG DRAG BRACE, PN 5142002-5 WAS FOUND TO BE CRACKED IN THE AREA OF NLG ACTUATOR ATTACH POINT. METHOD OF INSPECTION WAS DYE PENETRANT. THIS CRACK WAS FOUND TO BE BEYOND LIMIT ALLOWABLE OF MEB91-11R1. THIS UNIT HAS BEEN SCRAPPED & A Jan 28, 2013 · N499CA · Cessna 402CSDR HYIA20140414044Drag Brace · crackedAT SCHEDULED INSPECTION, NLG DRAG BRACE, PN 5142002-5 WAS FOUND TO BE CRACKED IN THE AREA OF NLG ACTUATOR ATTACH POINT. METHOD OF INSPECTION WAS DYE PENETRANT. THIS CRACK WAS FOUND TO BE BEYOND LIMIT ALLOWABLE OF MEB91-11R1. THIS UNIT HAS BEEN SCRAPPED & A Jan 28, 2013 · N26156 · Cessna 402CSDR DXTA2013012805262Sequence Valve · failedAFTER TAKEOFF AND GEAR RETRACTION; THE LT MAIN GEAR 'RED' LIGHT REMAINED ILLUMINATED. TOWER CONFIRMED LT MAIN GEAR WAS INDEED DOWN. REPLACED LT GEAR SEQUENCE VALVE, OPS AND LEAK CHECK GOOD DONE IAW MM 32-30-41. REPLACED LT WEIGHT ON WHEEL SWITCH IAW MM 32-1Jan 27, 2013 · N897QS · Raythn HAWKER900XPSDR FDEA201301270200Downlock · crackedRECEIVED HYD 3 ELEV ALERT AT 1 14 ENROUTE (FL 350). HYD QTY WAS 4.8 QTY CONTINUED DECREASING UNTIL RECEIVING HYD 3 OFF ALERT. (QTY 2.8) QRH REFERENCED AND CONTACTED MOCC. LOST 3 HYD WHEN EXTENDING GEAR. LANDED AND CLEARED RWY. TOWED TO PARKING. FOUND THREJan 27, 2013 · N582FE · Doug MD11FSDR FDEA201301270198Computer · malfunctionedON FINAL, LOWERED GEAR AND GOT LEVEL 1 TIRE PRESS LO ALERT. SD SHOWED NUMEROUS GEAR YELLOW AND LOW PRESS INDICATIONS, OTHER GEAR WERE "BLANKED." EXECUTED GO AROUND. CONSULTED QRH AND MOCC ON SATCOMM. HISTORY, SHOWED THIS IS A REPEAT. RETURNED AND RELEASED Jan 27, 2013 · N601FE · Doug MD11FSDR XGKR201301280001Arm · corrodedEXFOLIATION CORROSION ON MLG TRAILING ARMS. APPROX 1" SQ IN AREA AND .1" IN DEPTH, MEASURED. UNKNOWN DEPTH AND AREA OF CORROSION UNTIL REMOVAL AND FURTHER INSPECTION. NO SRM PROVIDED BY MFG. REPLACEMENT OF PART REQUIRED.Jan 25, 2013 · N56KD · Diamon DA42SDR DXTA2013012305256Actuator · malfunctionedAFTER TAKEOFF AND COMPLETING GEAR UP AND FLAPS CALL, WARNING LIGHT ILLUMINATED DUE TO STAB MISCOMPARE, AND HYD PRESSURE LIGHT ILLUMINATED. RED GEAR UNSAFE LIGHT ILLUMINATED. CREW RAN CHECKLISTS FOR STAB MISCOMPARE AND THEN GEAR. LEFT MAIN DROPPED WHEN HYD CJan 22, 2013 · N603QS · Cessna 560XLSDR REXA2013012100169Uplock · malfunctionedON FLIGHT 4236 (CMH - MSP) A LOUD CLACKING NOISE AFTER TAKEOFF. WHEN GEAR WAS SELECTED UP A LOUD REPETITIVE GRINDING/THUMPING NOISE WAS HEARD FROM THE NLG AREA. THE NLG SHOWED IN TRANSIT AND MLG SHOWED UP. THE NLG DIDN'T SHOW UP AND LOCKED UNTIL 6 MINUTES AJan 21, 2013 · N8964E · Cndair CL6002B19SDR SWIA201332605Unknown · malfunctionedAFTER TAKEOFF LEFT MAIN LANDING WOULD NOT RETRACT, ACCOMPANIED BY LOUD GRINDING NOISE. (FLT 5323) PERFORMED MULTIPLE GEAR EXTENSIONS AND RETRACTIONS. COULD NOT DUPLICATE DISCREPANCY. REPLACED BOTH SEQUENCE VALVES ON LEFT MAIN GEAR FOR TROUBLESHOOTING PURPOJan 20, 2013 · N579SW · Emb EMB120ERSDR FDEA201301200151Landing Gear · malfunctionedON APPROACH, THE EAD DISPLAYED A WHITE BOX WITH "LANDING GEAR." THE "GEAR UNSAGE INDICATION WITH GEAR HANDLE DOWN," QRH CHECKLIST WAS ACCOMPLISHED. ON SECOND APPROACH ALL INDICATION NORMAL. PVG U CONSULTED WITH CREW, KNEW THAT SECOND L/G INDICATION ON LTJan 20, 2013 · N645FE · Doug MD11FSDR CA130124003Sequence Valve · failed(CAN) IN FLIGHT AFTER THE LANDING GEAR WAS SELECTED DOWN THE NR 2 ENGINE HYD PUMP CAUTION LIGHT, CAME ON. WITH LOSS OF HYD PRESSURE AND QTY OF THE HYD SYSTEM NR 2. DURING POST FLIGHT INSPECTION WE FOUND SEQUENCE SOLENOID VALVE WAS BROKEN, 3 OF 4 THE COUPLING Jan 19, 2013 · Dhav DHC8301SDR DXTA2013012105250Uplock Hook · failedAFTER TAKEOFF AND SELECTING GEAR UP, RED "UNSAFE" AND AMBER "HYD PRESS" LIGHT REMAINED ILLUMINATED. AFTER APPROX 1-2 MINUTES A LOUD THUMP WAS HEARD FROM THE LT MAIN GEAR. THE "HYD CONTROL" CIRCUIT BREAKER WAS PULLED IAW ABNORMAL CHECKLIST PROCUDURE. WHEN CIJan 18, 2013 · N603QS · Cessna 560XLSDR SWAA2013012311744Unknown · malfunctionedDURING APPROACH GEAR WOULD NOT COME DOWN WHEN EXTENDING GEAR. BROUGHT HANDLE BACK UP RECYCLED GEAR AND THEN GEAR FINALLY CAME DOWN WITH 3 GREEN. FIRST ATTEMPT ALL RED INDICATION ON PANEL AND CONFIGURATION PAGE. REMOVED AND REPLACED PSEU AS PEJan 18, 2013 · N937AT · Boeing 717200SDR FDEA201301170125Sensor · inoperativeWITH THE LANDING GEAR HANDLE UP, THE RT GEAR INDICATION NOT UP AND LOCK IN BOTH THE PRIMARY AND SECNDARY INDICATORS. (LIGHT RED) PERFORMED VISUAL INSP OF RT MLG UPLOCK PROX SENSOR AND NO DEFECTS NOTED, PSEU RTS PASSES NORMALLY, CHECKED PSEU SENSOR READOUT UNJan 17, 2013 · N370FE · Doug MD1010FSDR SIMA20130117002Uplock · faultyON FLIGHT 3564 THE CREW REPORTED THAT AFTER THEY RETRACTED THE GEAR AFTER TAKEOFF, THE CREW HEARD REPETITIVE BANGING NOISE AND RIGHT MAIN GEAR CYCLED FROM UP & LOCKED TO IN TRANSITION BACK TO UP & LOCK EVERY 2 MINUTES. CREW TOOK DELAY VECTORS TO BURN OFF GAS Jan 17, 2013 · N620AE · Emb EMB145LRSDR REXA2013011600153Bolt · out of adjustON FLIGHT 3994 (MSP TO LSE) AFTER TAKEOFF RETRACTING THE LANDING GEAR THE CREW REPORTED IT SOUNDED LIKE THE NOSE GEAR ACTUATOR CYCLING REPEATEDLY. NO AUDIBLE WARNINGS, NO GEAR DISAGREE, WITH GEAR INDICATIONS EXTINGUISHED. AIRCRAFT PERFORMED AIR RETURN BACK TJan 16, 2013 · N8964E · Cndair CL6002B19SDR CA130121008Selector Valve · failed(CAN) GEAR DISAGREE MESSAGE AFTER RETRACTION ON TAKEOFF. HEARD, THUMPING, NOISE FROM NOSE GEAR. COMPLIED WITH QRH, AFTER PULLING LANDING GEAR MANUAL RELEASE HANDLE, GOT 3 DOWN AND LOCKED. RETURNED TO ORIGIN, HAD FAIL NWS ON LANDING.Jan 15, 2013 · Cndair CL6002B19SDR SWIA201332573Priority Valve · failedGEAR DISAGREE MSG AFTER GEAR RETRACTION ON TAKEOFF. HEARD "THUMPING" NOISE FROM NOSE GEAR, PULLED MANUAL RELEASE HANDLE, GOT 3 DOWN & LOCKED, HAD FULL NWS ON LANDING. (FLT 2616) REPLACED THE NLG PRIORITY VALVE AND THE MLG SELECTOR VALVE IAW AMM. PERFORMED Jan 15, 2013 · N868CA · Cndair CL6002B19SDR CA130118012Torque Link · broken(CAN) ON AN APPROACH TO AIRPORT, THE PILOT NOTICED THE ABSENCE OF GREEN LIGHT, AND THE GEAR THAT WAS NOT EXTENDING IAW THE MIRROR VIEW. THE PROBLEM WAS DIAGNOSED VIA RADIO WITH THE HELP OF TECHNICAL CREWS ON THE GROUND, AND CONFIRMED WITH A LOW PASS OVER THE Jan 14, 2013 · Piper PA30SDR UALA2013011700304Circuit Card · faultyFOUND PSEU FAULTING CARD O12. REPLACED PSEU CARD 012 PER MM, CHECKED OKAY.Jan 14, 2013 · N641UA · Boeing 767322SDR CA130114005Landing Gear · malfunctioned(CAN) FLIGHT CREW RECEIVED A GEAR DISAGREE MESSAGE AS THE NLG DID NOT RETRACT. THE MESSAGE WAS IMMEDIATE AND REMAINED ILLUMINATED. FLIGHT CREW WERE CONSULTING THE QRH AND SHORTLY THEREAFTER, THE NLG RETRACTED ON ITS OWN, THE GEAR HANDLE WAS IN THE UP POSITIOJan 12, 2013 · Cndair CL6002B19SDR DXTA2013011405245Uplock Switch · malfunctionedRED "GEAR UNLOCKED" INDICATION AFTER GEAR RETRACTION DURING TAKEOFF. GEAR WAS MOVED TO THE DOWN POSITION AND 3 GREEN LIGHTS WERE OBSERVED WITH THE RED "GEAR UNLOCKED" LIGHT EXTINGUISHING. ONCE GEAR WAS SELECTED DOWN, THERE WAS MODERATE AIRFRAME VIBRATION AT Jan 12, 2013 · N825QS · Cessna 560CESSNA
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