Cessna 401A

Service difficulty reports · 48

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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 aircraft_model_key = '401A'
  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 CA150511004Engine · power loss(CAN) DURING TAKEOFF, THE PILOT ADVANCED BOTH PLAS TO TAKEOFF & NOTICED THAT THE NR 1 ENG DID NOT RESPOND FROM THE IDLE SPEED OF 28% N1. THE PILOT ABORTED THE MISSION & RETURNED TO THE GATE & TRIED AGAIN WITH NO ABILITY TO ADVANCE POWER ON THE SUSPECT ENG NR Apr 16, 2015 · Cessna 401A · Engine (Turbine/Turboprop)SDR EBTR20150309008Unknown · unknownSHORTLY AFTER TAKE-OFF AT APPROXIMATELY 200 FT AGL, PILOT NOTICED PARTIAL LEFT ENGINE POWER LOSS WITH ENGINE FUEL FLOW SURGING FROM MINIMUM TO MAXIMUM. DECLARED AN EMERGENCY RETURNED AND LANDED . NOTICED WHEN PULLING POWER BACK TO LAND PROBLEM LEFT. VISUALMar 5, 2015 · N401GS · Cessna 401A · Engine (Reciprocating)SDR EBTR20130305007Lug · failedAPPROXIMATELY 1.5 HRS INTO FLIGHT, PILOT NOTED RT ENGINE MANIFOLD PRESSURE DROPPED AFTER SWITCHING FUEL TANKS ADJUSTED POWER, ENGINE MANIFOLD PRESSURE DROPPED AND SURGED, PILOT NOTICED OIL ON TOP OF RT ENG COWL AND OIL PRESSURE LOW AND SURGING, REDUCED POWERMar 5, 2013 · N401GS · Cessna 401A · Engine Mount SectionSDR EBTR20120712006Control Cable · brokenON APPROACH PILOT SELECTED FULL FLAPS, HEARD LOUD POP AIRCRAFT WANTED TO ROLL RIGHT. CORRECTED WITH AILERON, DECLARED EMERGENCY AND LANDED WITHOUT INCIDENCE. INSPECTED AIRCRAFT FOUND THAT A FLOOR PANEL CLIP NUT HAD BECOME CAUGHT IN FLAP DRIVE GEAR/CHAIN CAUSJul 9, 2012 · N401GS · Cessna 401A · Aileron Control SystemSDR CA090710007Screw · broken(CAN) RT MLG COLLAPSED DURING TURN TO LINE UP FOR TAKEOFF. PARTS FOUND FAILED AFTER COLLAPSE. ADJUSTING SCREW PN 0841113-3 FOUND SHEARED. BOLT ATTACHING BELLCRANK ASSY TO LANDING GEAR TRUNNION FOUND SHEARED. BOLT PN NAS464P4-26 FOUND SHEARED. MOUNTING LUGJul 9, 2009 · Cessna 401A · Main Landing GearSDR EBT2009F00000Torque Tube · brokenDURING RETURN FLIGHT, PILOTS NOTICED SLOPPY RUDDER CONTROL, THEY INVESTIGATED AND FOUND VERY LITTLE RUDDER INPUT FROM LT PEDAL ON BOTH PILOT AND CO-PILOTS SIDE. USING RUDDER TRIM FOUND THEY COULD CONTROL RUDDER. THEY FOUND CLOSEST AIRPORT ENROUTE WITH WINDS Mar 30, 2009 · N401GS · Cessna 401A · Rudder StructureSDR CA060112008Intercostal · damagedCAPTAINS OUTBOARD RUDDER PEDAL MOUNT BLOCK INTERCOSTAL AT STN 118.55, REPAIRED DUE TO CRACKED.Dec 15, 2005 · Cessna 401A · Fuselage Main, Attach FittingsSDR TZR2005F00029Cylinder · crackedCRACKED BETWEEN SPARK PLUG BOSS AND EXHAUST CYLINDER. TYPICAL OF THE CYLINDERS. (K)Jul 12, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00028Cylinder · crackedRT ENGINE NR 5 CYLINDER. LOW COMPRESSION. (K)Jul 12, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00026Cylinder · crackedCRACK IS TYPICAL FOR THESE CYLINDERS, RT ENGINE NR 6 CYLINDER. (SW05200509365) (K)Jun 10, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00023Cylinder · crackedCRACK IS TYPICAL FOR THESE CYLINDERS, RT ENGINE NR 3. (K)Jun 10, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00022Cylinder · crackedCRACK IS TYPICAL FOR THESE CYLINDERS. RT NR 4. (SW05200509363). (K)Jun 10, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00021Cylinder · crackedCRACK IS TYPICAL FOR THESE CYLINDERS, LT NR 3, (SW05200509362). (K)Jun 10, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR CA050722006Rudder Pedal · crackedPILOT REPORTED THAT RT PARK BRAKE DOES NOT HOLD WHEN SET. UPON MAINTENANCE INSPECTION IT WAS DISCOVERED THAT CAPTAINS OB RUDDER PEDAL INTERCOSTAL MOUNT AT STATION 110.00 WAS CRACKED. IT WAS REPAIRED AS PER CESSNA SRM SECTION 16-38 FIGURE 16-25.May 27, 2005 · Cessna 401A · Wing Miscellaneous StructureSDR TZR2005F00017Cylinder · crackedCRACKED FROM EXHAUST VALVE TO TOP SPARK PLUG. ECI CYLINDER. (SW05200507950) (K)Apr 11, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00016Cylinder · crackedCRACKED FROM EXHAUST VALVE TO TOP OF SPARK PLUG. ECI CYLINDER. (SW05200507949) (K)Apr 11, 2005 · N409TE · Cessna 401A · Reciprocating Engine Cylinder SectionSDR TZR2005F00027Torque Link · crackedTHE LT AND RT MLG HAD CRACKS ON THE BOSS AREA WHERE THE TORQUE LINKS ATTACH. THE CRACKS WERE ABOUT .2500 INCH LONG AND LOCATED NEXT TO WHERE THE BOSS CONNECTS TO THE TUBE. (K)Mar 4, 2005 · N409TE · Cessna 401A · Main Landing GearSDR TZR2005F00001Attach Fitting · crackedTHE LT AND RT MAIN LANDING GEAR HAD CRACKS ON THE BOSS AREA WHERE THE TORQUE LINKS ATTACH. THE CRACKS WERE ABOUT .2500 INCH LONG AND LACATED NEXT TO WHERE THE BOSS CONNECTS TO THE TUBE. (SW05200506155) (K)Mar 4, 2005 · N409TE · Cessna 401A · Main Landing Gear Attach SectionSDR 2002FA0001217Hub · mismanufacturedBLADE RETENTION NUT TO HUB LOCK PLUG HOLE DRILLED TO IMPROPER DEPTH. HUB RETIRED FROM SERVICE.Sep 19, 2002 · N6221Q · Cessna 401A · Propeller Hub SectionSDR 2002FA0001216Hub · mismanufacturedBLADE FERRULE ACTUATING PIN HOLE DRILLED IN WRONG LOCATION IAW MM. (MIN. EDGE DISTANCE BETWEEN HOLE 1 INCH) HUB RETIRED FROM SERVICE.Sep 19, 2002 · N6221Q · Cessna 401A · Propeller Hub SectionSDR 2002FA0001215Hub · mismanufacturedBLADE RETENTION NUT TO HUB LOCK PLUG HOLE MACHINED IN WRONG LOCATION AT LAST OVERHAUL OR LAST ASSEMBLY. HUB RETIRED FROM SERVICE.Sep 19, 2002 · N6221Q · Cessna 401A · Propeller Hub SectionSDR MHJ2002F00001Cylinder · brokenNR 2 CYLINDER ON LEFT ENGINE HAD A SMALL PIECE MISSING FROM AROUND EXHAUST VALVE AREA. ENGINE HAS BEEN REMOVED FROM SERVICE FOR OVERHAUL.Feb 18, 2002 · N217BA · Cessna 401A · Reciprocating Engine Cylinder SectionSDR AUS20010504Bracket · cracked(AUS) RUDDER LOWER HINGE BRACKET CRACKED AT CORNERS.May 8, 2001 · Cessna 401A · Rudder/Tab, Attach FittingsSDR AUS20010498Structure · corroded(AUS) EXTENSIVE SURFACE CORROSION THROUGHOUT THE FIN AND TAIL ASSEMBLY.May 8, 2001 · Cessna 401A · Empennage StructureSDR 20001218SH017Link · wornUPON C/W AD 76-13-07, REPLACEMENT OF FORK BOLTS, PLAY WAS NOTICED AT ADJUSTING SCREW/DOWNLOCK SWITCH LOCK LINK. UPON FURTHER INSPECTION, THREADS WERE SHOWN TO BE WORN AND PART WAS ALLOWED ABOUT 5 THOUSANDS OF AN INCH IN PLAY. THIS IS THE SECOND REPORT FILED Nov 15, 2000 · N6296Q · Cessna 401A · Landing Gear Retraction/Extension SystemSDR 20001018SH028Counterweight · crackedRELEVANT MAGNETIC PARTICLE INDICATION. (X)Sep 25, 2000 · N401PC · Cessna 401A · Propeller Blade SectionSDR 20001018SH027Blade · corrodedPROPELLER BLADE CORRODED. (X)Sep 21, 2000 · N401PC · Cessna 401A · Propeller Blade SectionSDR 20001018SH026Blade · corrodedPROPELLER BLADE CORRODED. (X)Sep 21, 2000 · N401PC · Cessna 401A · Propeller Blade SectionSDR 20000404SH025Hub · crackedPROPELLER HUB CRACKED IN THE BLADE SOCKET AREA.Feb 7, 2000 · Cessna 401A · Propeller Hub SectionSDR 99ZZZX4605Exhaust Pipe · crackedLEFT EXHAUST TAIL PIPE WAS FOUND CRACKED AND A PIECE OF THE PIPE APPROXIMATELY 2 INCHES BY 2.50 INCHES WAS MISSING. IT APPEARED THE CRACKING WAS MOST LIKELY CAUSED BY VIBRATION. EXHAUST GAS LEAKING FROM THIS TAIL PIPE CAN CAUSE DAMAGE TO THE WING SPAR.Dec 6, 1999 · N4057Q · Cessna 401A · Engine Collector/Tailpipe/NozzleSDR AU990733Wire · loose(AUS) LANDING GEAR MOTOR CONNECTION LOOSE.Jul 26, 1999 · Cessna 401A · Landing Gear System WiringSDR CA980928016Manifold · damaged(CAN) NR 1 ENGINE RAN ROUGH IN CRUISE. INSPECTION FOUND ONE FUEL INJECTOR WAS PARTIALLY BLOCKED. THE FUEL MANIFOLD WAS DISASSEMBLED AND THE SCREEN WITHIN THE MANIFOLD WAS FOUND DISTORTED. THE FUEL MANIFOLD WAS REPLACED. THE ENGINE WAS GROUND RUN SERVICEABLSep 17, 1998 · Cessna 401A · Engine Fuel DistributionSDR CA980706004Case · fractured(CAN) AFTER TAKEOFF WITH CRUISE POWER SELECTED, THERE WAS SEVERE VIBRATION FROM THE LEFT HAND ENGINE. SMOKE, FLAMES, AND OIL WERE SEEN COMING FROM THE ENGINE COWLING. THE ENGINE WAS SHUT DOWN. POST-FLIGHT INSPECTION FOUND THERE WERE TWO HOLES IN THE UPPER EJun 10, 1998 · Cessna 401A · Reciprocating Engine Power SectionSDR 98ZZZX115Lifter · galledLIFTER/CAMSHAFT GALLED. LIFTER BODY CHIP FOUND IN OIL FILTER. PRESSURE RELIEF VALVE CAUSING LOW OIL PRESSURE. ENGINE TORN DOWN, NEW PARTS INSTALLED.Oct 14, 1997 · N401GS · Cessna 401A · Reciprocating Engine Power SectionSDR 98ZZZX114Camshaft · galledLIFTER/CAMSHAFT GALLED. LIFTER BODY CHIP FOUND IN OIL FILTER. PRESSURE RELIEF VALVE CAUSING LOW OIL PRESSURE. ENGINE TORN DOWN, NEW PARTS INSTALLED.Oct 14, 1997 · N401GS · Cessna 401A · Reciprocating Engine Power SectionSDR 97ZZZX2920Alternator · lug crackedALTERNATOR MOUNT LUG FOUND CRACKED, AND OIL LEAKING AT GASKET. ALTERNATOR HAS ONLY 197 HRS SINCE OVERHAUL. ON DISASSEMBLY, ONE LUG FOUND CRACKED AND ONE LUG FELL OFF COMPLETELY.Jun 12, 1997 · N711SN · Cessna 401A · DC Generator-AlternatorSDR 97ZZZX1952Torque Tube · failedRUDDER SYSTEM CEASED TO OPERATE. FOUND LEFT RUDDER TORQUE TUBE ASSY ARM BROKEN FREE OF TORQUE TUBE. THIS ARM IS CONNECTED TO RUDDER CABLE. REPLACED TORQUE TUBE WITH NEW PART.Apr 16, 1997 · N671AW · Cessna 401A · Rudder Control SystemSDR 97ZZZX2081Torque Tube · brokenPILOT EXPERIENCED LANDING DIFFICULTIES. UPON INSPECTION OF FLIGHT CONTROLS, TECHNICIAN DISCOVERED RUDDER CABLE ATTACH FITTING BROKEN OFF OF THE LT CONTROL TORQUE TUBE ASSY. MAGNAFLUX INSPECTION OF THE RT TORQUE TUBE ASSY REVEALED IT CRACKED AT THE EDGE OF THApr 8, 1997 · N671AW · Cessna 401A · Rudder Control SystemSDR AU961096Bearing · loose(AUS) RH ENGINE DRIVEN ALTERNATOR SLIP RING END BEARING LOOSE IN END HOUSING - BEARING HOUSING SUPPORT WEBS CRACKED AND BROKENJul 25, 1996 · Cessna 401A · DC Generator-AlternatorSDR CA970421093Control Cable · separated(CAN) THE AREA WHERE THIS FAILURE OCCURRED IS LOCATED BEHIND A PULLEY AND IS NOT EASILY INSPECTED WITHOUT THE USE OF A MIRROR LOOKING INBOARD. SOME WEAR AND FRAYING WAS ALSO NOTICED JUST OUTBOARD OF THE PULLEY. THERE WAS SOME CORROSION ON THE CABLE BUT NOT IN Jun 19, 1996 · Cessna 401A · Trailing Edge Flap Control SystemSDR CA960826062Control Cable · separated(CAN) THE AREA WHERE THIS FAILURE OCCURRED IS LOCATED BEHIND A PULLEY AND IS NOT EASILY INSPECTED WITHOUT THE USE OF A MIRROR LOOKING INBOARD. SOME WEAR AND FRAYING WAS ALSO NOTICED JUST OUTBOARD OF THE PULLEY. THERE WAS SOME CORROSION ON THE CABLE BUT NOT IN Jun 19, 1996 · Cessna 401A · Trailing Edge Flap Control SystemSDR AU960556Diode · faulty(AUS) LH ALTERNATOR DIODES LOOSE AND BROKENApr 23, 1996 · Cessna 401A · DC Generator-AlternatorSDR AU960302Switch · broken wire(AUS) FLAP SELECTOR DOWN MICROSWITCH WIRE BROKENFeb 11, 1996 · Cessna 401A · Trailing Edge Flap Control SystemSDR EY2R9601405Retain Bearing · frettedPROP ASSY RETAIN BEARING RACES FRETTEDFeb 1, 1996 · Cessna 401A · Propeller AssemblySDR EY2R9601404Ball Bearing · frettedPROP ASSY BALLS FRETTEDFeb 1, 1996 · Cessna 401A · Propeller AssemblySDR 96ZZZX722Shaft · shearedINSTALLED REBUILT STARTER/ADAPTER AFTER PREVIOUS ONE FAILED AFTER 26 HOURS OF USE. THIS CURRENT ONE, SN 77371, FAILED AFTER 2.5 HOURS AND SIX STARTS DUE TO THE SAME PROBLEM - SHEARED GEAR.Jan 19, 1996 · N7816Q · Cessna 401A · Reciprocating Engine Rear SectionSDR CA951228003Bearing · failed(CAN)DURING FLIGHT THE OIL PRESSURE ON THE #2 ENGINE BEGAN TO DROP SO THE ENGINE WAS SHUTDOWN. POST FLIGHT INSPECTION OF THE ENGINE REVEALED THE OIL BREATHER LINE HAD FROZEN AND CREATED A PRESSURE BUILD THAT CAUSED ONE OF THE PUSH RODS SEAL TO BLOW OUT RESULTDec 11, 1995 · Cessna 401A · Reciprocating Engine Power SectionSDR 95ZZZX5209Transfer Pump · leakingAIRCRAFT LANDED AND DURING TAXI OUT, PILOT NOTICED GLOW NEAR RT NACELLE AREA. TOWER REPORTED SUSPECT FIRE. PILOT SHUT DOWN, EXITED AIRCRAFT. FIRE WAS EXTERNAL UNDER WING. FIRE EXTINGUISHED ON ITS OWN. NO DAMAGE TO AIRCRAFT FOUND ON FOLLOW-UP INSPECTION. Sep 15, 1995 · N401WD · Cessna 401A · Aircraft Fuel Distribution System
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