Dehavilland DHC-2 MK 1

Service difficulty reports · 244

Newest first. General aviation reporting is voluntary.

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 aircraft_model_key = 'DHC2MK1'
  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 2023FA0000538Magneto · no indicationPILOT TOOK OFF AND BELIEVED TO HAVE ENTERED A POWERFUL DOWN DRAFT, THE PLANE WAS NOT CLIMING AS IT SHOULD, HE APPLIED FULL POWER (VS TAKE OFF POWER). AFTER CLEARING OBSTACLES AND REDUCING POWER TO NORMAL CLIMB POWER, ENGINE RPM BEGAN TO FLUCTUATE 200-300RPM ESep 13, 2023 · N178RM · Dhav DHC2MK1 · Magneto/DistributorSDR 2023F00243Bolt · brokenBRAKE CALIPER SEPARATION FROM TORQUE PLATE ON LANDING DUE TO UNEXPLAINED BREAKAGE OF ANCHOR BOLT (PN 069-01900).Jul 11, 2023 · N814DW · Dhav DHC2MK1 · Landing Gear Brake SystemSDR 2023F00013Oil Cooler · mismanufacturedAFTER REPLACEMENT OF ENGINE OIL COOLER, OIL TEMPERATURE WOULD NOT RISE TO OPERATING TEMPERATURE. DISCOVERED REPLACEMENT COOLER WAS MANUFACTURED INCORRECTLY WITH AN INTERNAL BAFFLE LOCATED IN THE WRONG PASSAGE CAUSING THE OIL TO NOT BYPASS WHILE COLD.Jan 3, 2023 · N67673 · Dhav DHC2MK1 · Turbine Engine Oil SystemSDR 2021FA0000134Spar · damagedDURING THE ANNUAL INSPECTION A DISCREPANCY WAS MADE TO PULL OFF GROSS WEIGHT KIT RIGHT WING TO REMOVE WING STRAP OVER SPAR DUE TO A GAP AT ONE OF THE TAPPERED ENDS ON THE STRAP. WHEN REMOVED THE MECHANIC NOTICED A DRILL HOLE OVER THE WING SPAR, UPON FURTHER INApr 20, 2021 · N1018A · Dhav DHC2MK1 · Wing SparSDR 2021FA0000129Floorboard · damagedPILOT SIDE FRONT FLOOR BOARD BOWED/WARPED/SAGGED CAUSING POOR SEAT PIN LOCK PIN ENGAGEMENT.Apr 7, 2021 · N5143G · Dhav DHC2MK1 · Fuselage Floor PanelSDR 2020F00364Tie Rod · failedFORWARD LT LOWER TIE-ROD (FLYING WIRE) WIRE-PULL ATTACHMENT FAILED. THE AFT RT UPPER TIE-ROD (FLYING WIRE) WIRE-PULL ATTACHMENT FAILED. THE AIRCRAFT'S RIGIDITY TO ITS FLOATS BECAME EFFECTED, THE AIRCRAFT PIVOTED (ROLLED) TO THE LEFT. THE AIRCRAFT'S LT WING Jul 19, 2019 · N68083 · Dhav DHC2MK1 · Wheel/Ski/FloatSDR ERHA2019F00038Cylinder Head · separatedTHE CYLINDER HEAD SEPARATED FROM THE BARREL ON CYLINDER NR 9.Sep 1, 2018 · N68083 · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR ERHA2017053100002G Switch · no testELT G SWITCH FAIED DURING SCHEDULED MAINTENANCE.May 7, 2017 · N121KT · Dhav DHC2MK1 · Emergency Locator BeaconSDR ERHA09022106Cylinder Head · separatedNR 1 CYLINDER HEAD SEPARATION, PRECAUTIONARY LANDING RESULTING IN NO OTHER DAMAGE.Aug 31, 2016 · N121KT · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR 2016FA0000353Nut · damagedPILOT REPORTED A VIBRATION FROM THE ENGINE OR PROP. ON VISUAL INSPECTION, THE NR 3 PROPELLER BLADE SLIPPAGE INDICATION TAPE WAS FOUND TO BE BROKEN AND THE BLADE ROTATED. IT WAS DISCOVERED THAT ONE OF THE TWO OUTBOARD BLADE CLAMP BOLTS WAS LOOSE. AFTER REMOVIJul 30, 2016 · N67667 · Dhav DHC2MK1 · Propeller AssemblySDR 2016F00151Pushrod · brokenDURING CRUISE FLIGHT, ENGINE LOST PARTIAL POWER. PILOT TURNED AROUND TO RETURNED, COULD NOT MAINTAIN ALTITUDE, AND LANDED. DURING TAXIING THE ENGINE DIED. PILOT NEVER TRIED TO RESTART ENGINE AND THE AIRCRAFT WAS TOWED. NO VISIBLE DAMAGE TO THE AIRCRAFT. INVEJul 20, 2016 · N68010 · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR P9KA2016032301Shaft · brokenTHE PILOT OF THE FLOAT-EQUIPPED ACFT DEPARTED ON A VFR CROSS COUNTRY FLIGHT. AS THE REAR TANK APPROACHED EMPTY, MOVED THE FUEL SELECTOR TO THE FRONT TANK POSITION. APPROXIMATELY 5 MINUTES LATER, THE FUEL PRESSURE LOW LIGHT ILLUMINATED, THE ENGINE LOST POWERMar 23, 2016 · N777DH · Dhav DHC2MK1 · Fuel Selector/Shut-Off ValveSDR P9KA2015103003Elt · inoperativeDURING A ROUTINE ELT INSPECTION IAW 14 CFR 91.207, THE G SWITCH WAS FOUND TO BE INOPERATIVE. THIS IS A RECURRING PROBLEM WITH THESE BEACONS.Oct 28, 2015 · N4794C · Dhav DHC2MK1 · Emergency Locator BeaconSDR P9KA2015103002Elt · inoperativeDURING A ROUTINE ELT INSPECTION IAW 14 CFR 91.207, THE ELT G SWITCH WAS FOUND TO BE NON-FUNCTIONAL. THIS IS A RECURRING PROBLEM WITH THESE BEACONS.Oct 1, 2015 · N777DH · Dhav DHC2MK1 · Emergency Locator BeaconSDR RI9A20150825002Cylinder · failedROUGHNESS FELT DURING FLIGHT COMING FROM THE ENG. NR 2 CYLINDER FAILED.Aug 21, 2015 · N47AK · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR 2015FA0000383Fitting · corrodedA FITTING IN THE LT FLOAT HYDRAULIC DISTRIBUTION BLOCK DEVELOPED A HOLE CAUSED BY CORROSION AND FAILED. THIS IN-TURN CAUSED THE HYDRAULIC FLUID TO ESCAPE AND ULTIMATELY A LOSS OF HYDRAULIC PRESSURE.Aug 18, 2015 · N60TF · Dhav DHC2MK1 · Hydraulic System, MainSDR P9KA20150113001O-Ring · damagedAS THE AMPHIBIOUS FLOAT EQUIPPED ACFT CONDUCTED ITS LANDING APPROACH, THE PILOT ATTEMPTED TO EXTEND THE LG. BOTH MLG EXTENDED & BOTH NLG REMAINED RETRACTED. THE PILOT THEN ATTEMPTED TO RETRACT THE MLG & THEY REMAINED EXTENDED. THE ACFT LANDED ON THE RUNWAY Jan 13, 2015 · N4794C · Dhav DHC2MK1 · Landing Gear ActuatorSDR 2014F00137Stud · failedTHREE MINUTES AFTER TAKEOFF, THE PILOT EXPERIENCED A LOSS OF POWER AND SLIGHT OIL ON THE WINDSHIELD IN HIS FLOAT EQUIPED ACFT. RETURNED TO THE WATER TAKEOFF AREA UNDER ITS OWN POWER. VISUALLY DETERMINED THAT 6 OF THE 10 CYLINDER BASE STUD ATTACHMENTS FOR CYJul 21, 2014 · N4444Z · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR JKGC2013080701Oil System · unknownENGINE OIL TEMPERATURE RISING AND ENGINE OIL PRESSURE DROPPING.Aug 5, 2013 · N203KL · Dhav DHC2MK1 · Reciprocating Engine Oil SystemSDR J4HC2013F00112Exhaust Stack · burnedEXHAUST SEGMENTS BURNED THROUGH, CONTRIBUTING TO HIGHER THAN NORMAL INTAKE AIR TEMP RESULTING IN REDUCTION OF POWER DETECTED AT RUN UP.Jun 27, 2013 · N995SP · Dhav DHC2MK1 · Engine Collector/Tailpipe/NozzleSDR 2012F00149Engine · seizedDURING TAKEOFF ONCE THE AIRCRAFT REACHED 100 FT, THE ENGINE SEIZED. PILOT MADE AN EMERGENCY LANDING BACK AT AIRPORT. ENGINE WAS REMOVED AND ANOTHER INSTALLED. OPENJul 22, 2012 · N93DG · Dhav DHC2MK1 · Engine (Reciprocating)SDR ERHA20120619002Cylinder Head · crackedENGINE CYLINDER HEAD IN THE NR 2 POSITION CRACKED, IN FLIGHT, CAUSING ENGINE ROUGHNESS AND PARTIAL POWER LOSS. PILOT MADE EMERGENCY LANDING OFF AIRPORT.Jun 14, 2012 · N121KT · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR ERHA20120619001Cylinder Head · crackedENGINE CYLINDER HEAD IN THE NR 2 POSITION CRACKED, IN FLIGHT, CAUSING ENGINE ROUGHNESS AND PARTIAL POWER LOSS. PILOT MADE EMERGENCY LANDING OFF AIRPORT.Jun 14, 2012 · N121KT · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR P9KA2012F00065Control Quadrant · crackedEDO AMPHIBIOUS 4580 FLOATS, FOUND NOSE GEAR CONTROL QUADRANT, LOWER END WHERE THE CABLE ROUTS AROUND THE QUADRANT A CRACK THAT FORMED AT THE CABLE END AND RAN THROUGH TO THE INSIDE OF THE LIGHTNING HOLE THEN IN THE DIRECTION OF CABLE RUN ABOUT 1" LONG THE CRACMar 14, 2012 · N60077 · Dhav DHC2MK1 · Main Landing GearSDR TQ0A2012F00048Push-Pull Rod · corrodedPUSH/PULL TUBE WAS REMOVED FROM THE ACFT DURING AN ANNUAL INSPECTION AND WAS FOUND TO HAVE SEVERE PITTING AND HOLES THRU THE TUBE. FOUND THE ALUMINUM WAS SEVERLY CORRODED AT THE AREA WHERE IT MATES WITH THE STEEL TUBE. CORROSION WAS SO SEVERE IT CRACKED THE Feb 2, 2012 · N67667 · Dhav DHC2MK1 · Elevator Control SystemSDR P9KA2011F00167Exhaust Valve · crackedON ENGINE SHUTDOWN A SUCKING SOUND WAS HEARD AS ENGINE DIED. CYLINDER COMPRESSION CHECK WAS 0/80. AFTER STAKING THE VALVE THE COMPRESSION WAS STILL 0/80. AIR WAS HEARD COMING FROM THE EXHAUST PIPE. AFTER REMOVING THE EXHAUST STACK FROM THE CYLINDER, A CRAJul 20, 2011 · N777DH · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR LAO2010F00000Rod · corrodedELEVATOR CONTROL ROD ASSY WAS REMOVED FROM ACFT DURING AN ANNUAL INSPECTION. UPON INSPECTION A SMALL HOLE WAS FOUND AT THE AFT END OF THE ROD IN THE LOWER WALL OF THE TUBE (LOW POINT) WHERE MOISTURE WOULD LIKELY COLLECT. FURTHER PROBING OF THE AREA SHOWED THAMar 19, 2010 · N616W · Dhav DHC2MK1 · Elevator Control SystemSDR H0VC1Cylinder · brokenNR 2 CYLINDER BROKE FREE FROM ENGINE CASE.Feb 1, 2010 · N60TF · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR CA071214003Cable · corroded(CAN) FUEL SELECTOR CABLE VERY BADLY CORRODED, CABLE FAILED WHEN REMOVED. NO LOG BOOKS OR RECORDS AVAILABLE. (TC NR 20071214003)Dec 14, 2007 · Dhav DHC2MK1 · Fuel Selector/Shut-Off ValveSDR 2006FA0000122Transceiver · malfunctionedDURING POST INSTALLATION CHECKS, FOUND THE GDL90 UAT REPORTING CONTINUOUS EXTERNAL FAULT ERROR. NO EXTERNAL FAULTS FOUND. REPLACEMENT OF THE UNIT CORRECTED THE ERROR. (K)Dec 15, 2005 · N5160G · Dhav DHC2MK1 · Central DisplaySDR 2005FA0001633Mount · crackedDURING THE REPLACEMENT OF THE AIR DATA COMPUTER. FOUND THE MOUNTING TRAY ASSY CRACKED COMPLETELY ACROSS ON THE OPPOSITE END OF THE THUMBSCREW. AIRCRAFT IS CONFIGURED ON AMPHIBIAN FLOATS. (K)Nov 15, 2005 · N60077 · Dhav DHC2MK1 · Fuselage Main, Attach FittingsSDR TQ0A20050001Engine · seizedENGINE SEIZURE DURING CLIMB-OUT. VISUAL INSPECTION OF ENGINE OIL SCREEN AND SUMPS REVEALED STEEL PARTICLES.May 16, 2005 · N67676 · Dhav DHC2MK1 · Engine (Turbine/Turboprop)SDR 200501306Rack · crackedDURING THE REMOVAL OF THE AIR DATA COMPUTER FOUND TRAY CRACKED AT EACH CORNER OF THE THUMBSCREW CUTOUT AT THE BEND RADII.Jan 24, 2005 · N60TF · Dhav DHC2MK1 · Fuselage Main, Attach FittingsSDR 200501305Transmitter · inoperativeFUEL FLOW TRANSDUCER HAS NO OUTPUT SIGNAL.Jan 24, 2005 · N62353 · Dhav DHC2MK1 · Engine Fuel Indicating SystemSDR 2004F00437Mount · crackedDURING A SCHEDULED INSPECTION, FOUND THE AIR DATA COMPUTER (ADC) BROKE LOOSE FROM ITS MOUNT. UPON FURTHER INVESTIGATION FOUND THE MOUNTING BRAKET FLANGE CRACKED COMPLETELY OFF THE AIRFRAME STRUCTURE IT WAS RIVETED TO. AFTER REMOVAL OF THE BRAKET, AND FUTHER INDec 21, 2004 · N94DC · Dhav DHC2MK1 · Fuselage Main, Attach FittingsSDR 2004F00436Adc · inaccurateAIR DATA COMPUTER (ADC) INSTALLED AS PART OF THE CHELTON FLIGHT SYSTEMS EFIS-SV SYSTEM UNDER STC SA02203AK REPORTING 500' ALTITUDE ERROR.Dec 21, 2004 · N94DC · Dhav DHC2MK1 · Air Data ComputerSDR 2005FA0000070Transducer · malfunctionedREMOVED FUEL FLOW TRANSDUCER (PN 660526AS) INSTALLED UNDER STC SA809GL. UNIT PROVIDING ERRONEOUS FULE FLOW READINGS AND CAUSING THE AIR DATA COMPUTER (ADC) ALSO INSTALLED IN THE AC TO FUNCTION IMPROPERLY. AIR DATA COMPUTER INSTALLED IAW STC SA02203AK. (K)Sep 13, 2004 · N67673 · Dhav DHC2MK1 · Fuel Controlling SystemSDR 2004FA0000864Transducer · malfunctionedREMOVED FUEL FLOW TRANSDUCER, INSTALLED UNDER STC NR SA809GL. UNIT PROVIDING ERRONEOUS FUEL FLOW READINGS AND CAUSING THE AIR DATA COMPUTER (ADC) ALSO INSTALLED INT THE AIRCRAFT TO FUNCTION IMPROPERLY. AIR DATA COMPURTER (ADC) INSTALLED, EFIS-SV SYSTEM IAW SSep 13, 2004 · N68010 · Dhav DHC2MK1 · Fuel Controlling SystemSDR 2004FA0000863Transducer · malfunctionedREMOVED FUEL FLOW TRANSDUCER INSTALLED UNDER STC NR SA809GL. UNIT PROVIDING ERRONEOUS FUEL FLOW READINGS AND CAUSING THE AIR DATA COMPUTER (ADC) ALSO INSTALLED IN THE AIRCRAFT TO FUNCTION IMPROPERLY. AIR DATA COMPUTER INSTALLED, EFIS-SV SYSTEM IAW STC NR SA0Sep 13, 2004 · N67676 · Dhav DHC2MK1 · Fuel Controlling SystemSDR 2004FA0000862Transducer · malfunctionedREMOVED FUEL FLOW TRANSDUCER PN 660526AS INSTALLED UNDER STC NR SA809GL. UNIT PROVIDING ERRONEOUS FUEL FLOW READINGS AND CAUSING THE AIR DATA COMPUTER (ADC) ALSO INSTALLED IN THE AIRCRAFT TO FUNCTION IMPROPERLY. AIR DATA COMPUTER INSTALLED UNDER FLIGHT SYSTESep 13, 2004 · N37756 · Dhav DHC2MK1 · Fuel Controlling SystemSDR HJB2004F00001Transducer · malfunctionedREMOVED FUEL FLOW TRANSDUCER INSTALLED UNDER STC NR 809GL. UNIT PROVIDING ERRONEOUS FUEL FLOW READINGS AND CAUSING THE AIR DATA COMPUTER (ADC) ALSO INSTALLED IN THE AIRCRAFT TO FUNCTION IMPROPERLY. AIR DATA COMPUTER INSTALLED UNDER EFS-SV SYSTEM IAW STC NR SSep 13, 2004 · N5160G · Dhav DHC2MK1 · Fuel Controlling SystemSDR GJR2004F00002Pump · inoperativeLOSS OF FUEL PRESSURE.Sep 1, 2004 · N900KA · Dhav DHC2MK1 · Engine Fuel PumpSDR GJR2004F00001Pump · inoperativeLOSS OF FUEL PRESSURE.Sep 1, 2004 · N900KA · Dhav DHC2MK1 · Engine Fuel PumpSDR GJR2004F00000Pump · failedLOSS OF FUEL PRESSURE.Sep 1, 2004 · N900KA · Dhav DHC2MK1 · Engine Fuel PumpSDR 2004FA0000943Transducer · inoperativeFUEL FLOW TRANSDUCER INOPERATIVE-NOT PROVIDING SIGNAL TO IDU.Jul 29, 2004 · N95DG · Dhav DHC2MK1 · Aircraft Fuel Distribution SystemSDR CA040713004Bolt · worn(CAN) DURING SCHEDULED INSPECTION RT ELEVATOR FOUND SLIGHTLY LOOSE AT TORQUE TUBE. NUT COULD NOT BE TIGHTENED DUE TO EXCESSIVELY WORN BOLT AW4-6. BOLT REPLACED AND NUT AN320-4. ELEVATORS MUST BE REMOVED EVERY 400 HOURS TO ACCOMPLISH AD 80-25. REPEATED REMOJun 30, 2004 · Dhav DHC2MK1 · FastenersSDR CA040622002Bracket · cracked(CAN) LT FLOAT REAR DOCK FITTING SADDLE BRACKETS CRACKED AT BOLT HOLES.Jun 8, 2004 · Dhav DHC2MK1 · Wheel/Ski/FloatSDR 2004FA0000832Display · malfunctionedFOLLOWING THE INSTALLATION OF THE EFIS-SV SYSTEM, THE SOFTWARE WAS LOADED ONTO A SMART MEDIA CARD AND THE SMART MEDIA CARD WAS INSERTED INTO THE INTEGRATED DISPLAY UNIT (IDU). SEVERAL ATTEMPTS WERE MADE TO UPLOAD THE INFORMATION INTO THE SYSTEM. IT WAS DETERMar 24, 2004 · N62355 · Dhav DHC2MK1 · Flight Management Computing Software SystemSDR CA040213011Antenna · broken(CAN) ELT ANTENNA FOUND BROKEN AT THE BASE OF THE ANTENNA MOUNTING FLANGE (EXTERNAL).Feb 10, 2004 · Dhav DHC2MK1 · Emergency Locator BeaconSDR CA040213010Jackscrew · corroded(CAN) MINOR CORROSION NOTED ON THE EXTERNAL SURFACE OF THE TRIM DRUM (CABLE GROOVES EXFOLIATING NEAR THE CABLE INDEX PIN) ON REMOVAL OF THE TRIM DRUM SCREW ASSEMBLY THE MIDDLE PORTION OF THE JACK SCREW PN NR C2T41 WAS FOUND TO BE SEVERELY CORRODED IN THE MID PFeb 10, 2004 · Dhav DHC2MK1 · Elevator Tab Control System
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