Boeing DHC 6

Service difficulty reports · 194

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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 = 'DHC6'
  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 2026FA0000824Trim Tab · faultedAILERON TRIM INDICATION, AILERON TRIM TAB POSITION INDICATION. INTERMITTENT ERRATIC FLICKERING OF THE AILERON TRIM INDICATION. SYMPTOM APPEARS RANDOMLY, UNRELATED TO TRIM POSITION OR FLIGHT PHASE, AND HAS PERSISTED ACROSS MULTIPLE COMPONENT REPLACEMENTS. AOct 8, 2026 · N814SS · Dhav DHC6 · Flight Control SystemSDR 2024FA0000767Propeller · fluctuatesLH PROP REVERSE RPM HIGH/AT MAX CAUSED PROP FLUCTUATIONS WHEN ENGAGED TO REVERS UPON LANDING AT KRVS. THIS CAUSED RUNWAY EXCURSION INTO GRASS. A&P ADJUSTED MAX REVERSE PROP RPM AND AIRCRAFT / PROP PERFORMED NORMAL.Oct 10, 2024 · N70AR · Dhav DHC6 · Propeller SystemSDR 3RAA201903288049Pushrod · abnormalRIGHT ENGINE FCU PUSHROD (FCU CONTROL ROD) ADJUSTMENT TURNBUCKLE JAMNUTS LOOSENED AND THE TURNBUCKLE BACKED OUT LENGTHENING THE PUSHROD OVERALL LENGTH CAUSING LOW ENGINE POWER. BOTH JAMNUTS WERE FOUND SAFETIED ONLY TO THE TURNBUCKLE INSTEAD OF TO THE TURNBUCKMar 27, 2019 · N344CS · Dhav DHC6 · Power LeverSDR 2018FA0000200Transducer · failedTORQUE PRESSURE TRANSDUCER FAILEDJul 2, 2018 · N812SS · Dhav DHC6* · Engine BMEP/Torque IndicatingSDR 2018FA0000202Fastener · looseDURING INSPECTION, FOUND LOOSENING JO-BOLTS ATTACHING THE RT AND LT FLANGES OF THE CENTER ELEVATOR HINGE BRACKET WHERE THE BRACKET FLANGES ATTACH TO THE AFT HORIZONTAL STABILIZER SPAR AT THE TOP AND BOTTOM OF THE BRACKET. THERE ARE FOUR LOOSENING JO-BOLTS AT TJun 27, 2018 · N814SS · Dhav DHC6 · Elevator StructureSDR FAA2018052500164Pressure Switch · intermittentAFTER TAKE OFF, AT 300 FT, THE NR 2 PROPELLER AUTOFEATHERED, THE AUTOFEATHER WAS SELECTED OFF AND THE PROPELLER UNFEATHERED AND RETURNED TO NORMAL OPS. TORQUE WAS OBSERVED BY THE CREW DURING THE AUTOFEATHER AND THE THROTTLE WAS RETARDED TO PREVENT AN OVER TORMay 25, 2018 · N153QS · Dhav DHC6 · Propeller Controlling SystemSDR 2018FA0000040Bellcrank · looseRUDDER TORQUE TUBE, BELL CRANK ATTACHMENT RIVETS AND BELL CRANK SHOWING SIGNS OF BEING LOOSE. ATTACH RIVETS ARE SMOKING.Jan 16, 2018 · N153QS · Dhav DHC6* · Rudder Control SystemSDR S9BA201612040004Duct Clamp · crackedON TAKEOFF, RIGHT T HANDLE FIRE WARNING.Dec 2, 2016 · Dhav DHC6 · Pneumatic Distribution SystemSDR CA160125010Door · mismanufactured(CAN) DURING ROUTINE MAINTENCE, FOUND 2 PROBLEMS WITH THE ICA`S. ON AN EMMA, EQUALIZED MAINTENANCE MAXIMUM AVAILABILITY, INSPECTION CARD 15, SECTION 3B, THE FLIGHT COMPARTMENT DOORS ARE TO BE INSPECTED FOR HIRF BONDING WITH A SPECIFICATION OF 10 MILLIOHMS. TJan 15, 2016 · Dhav DHC6* · Fixed Inner DoorsSDR CA160111012Seal · defective(CAN) FUEL MOTIVE LINE STRAINER, CHECK VALVE FOUND TO HAVE A SWOLLEN RUBBER SEAL WHICH PREVENTED THE FLAPPER FROM SEALING. SPRING UNABLE TO RETURN VALVE TO CLOSED POSITION.Jan 11, 2016 · Dhav DHC6* · Aircraft Fuel Distribution SystemSDR CA151102015Aileron · mismanufactured(CAN) PRODUCTION HAS REPORTED THAT THE HUB, FORK, AILERON OUTER WING, HAS BEEN MFG INCORRECTLY. IT HAS BEEN FOUND THAT HUBS WERE MISSING THE .03" X 45 CHAMFER AROUND THE .2495-.2505" DIAMETER HOLE. THE SHARP EDGE IS BROKEN, 0.005" TO 0.010", BUT THE CHAMFERNov 2, 2015 · Dhav DHC6* · Aileron Control SystemSDR CA151029025Rod End · seized(CAN) DURING GROUND RUN-UP FCU CONTROL ROD, PN C6CE1398-3 HAD STIFF/SEIZED END BEARINGS, PN DSC4-3A ON NR 2 ENGINE. FCU ROD AND END BEARINGS REPLACED.Oct 14, 2015 · Dhav DHC6* · Fuel Control/Turbine EnginesSDR CA150721005Door · open(CAN) AN AIR OPERATOR RECENTLY EXPERIENCED AN EVENT WHERE THE MAIN CABIN PASSENGER DOOR OPENED IN FLIGHT. THIS HAPPENED ON APPROACH IN TURBULENT WEATHER CONDITIONS. THE OPERATOR CONCLUDED THAT THERE WAS NO FAULT IN THE DOOR LOCKING MECHANISM BUT NOTED THAT THEJul 10, 2015 · Dhav DHC6* · Passenger/Crew DoorsSDR 2015FA0000367Structure · crackedTHE ACFT FITTED WITH AMPHIB FLOATS HAD A NOSE GEAR FAILURE PREVIOUSLY AT 344.5 HRS. INITIAL FINDINGS OF THE FAILURE WERE THOUGHT TO BE FROM INTERGRANULAR CORROSION. NEW PARTS WERE FITTED AT THAT TIME. AT AFTT 422.6, JULY 2, 2015 THE NOSE GEARS WERE REMOVEDJul 6, 2015 · N153QS · Dhav DHC6* · Nose/Tail Landing GearSDR CA150622004Wire · corroded(CAN) HF ANTENNA WIRE FAILED DUE TO CORROSION, RESULTING FROM WATER INGRESS INTO THE FEED THROUGH IPC REFERENCE 23-10-00 FIG 1.Jun 19, 2015 · Dhav DHC6* · Communications System WiringSDR CA141201002Adapter · cracked(CAN) WHILE COMPLETING SB 6/454, THE RT REAR STABILIZER ATTACHMENT ADAPTER FOUND CRACKED.(P/N C6FSM 1820-33). THE ATTACHMENT ADAPTOR WAS REPLACED WITH NO ADDITIONAL DEFECTS NOTED.Nov 25, 2014 · Dhav DHC6* · Vertical StabilizerSDR CA141104011Pressure Switch · failed(CAN) FUEL BOOST PUMP LOW PRESSURE SWITCH FAILURE. MFG ENGINEERING CONTINUING TO INVESTIGATE.Nov 4, 2014 · Dhav DHC6* · Fuel Boost PumpSDR CA141031024Rod End · seized(CAN) ROD END IS FOUND TO BE SEIZING. ROD FOUND TO HAVE STIFF ROD ENDS AS WELL. RODS REMOVED AND REPLACED. RODS ARE IN THE ENGINE FUEL CONTROL SYSTEM.Oct 31, 2014 · Dhav DHC6* · Fuel Controlling SystemSDR CA141031023Rod End · seized(CAN) ROD END WAS FOUND TO BE SEIZING. ROD FOUND TO HAVE STIFF ROD ENDS AS WELL. TWO RODS REMOVED AND REPLACED. RODS ARE IN THE ENGINE FUEL CONTROL SYSTEM.Oct 31, 2014 · Dhav DHC6* · Fuel Controlling SystemSDR CA140912020Cover · cracked(CAN) PRODUCTION HAS REPORTED THAT THE LIGHT COVER ON THE WING TIP STROBE LIGHT, RED IS CRACKED AROUND THE SCREW ATTACHMENT HOLE.Sep 10, 2014 · Dhav DHC6* · Exterior LightingSDR CA140912019Cover · cracked(CAN) THE LIGHT COVER ON THE WING TIP STROBE LIGHT, GREEN, IS CRACKED AROUND THE SCREW ATTACHMENT HOLE.Sep 10, 2014 · Dhav DHC6* · Exterior LightingSDR CA140717016Check Valve · missing(CAN) DURING SCHEDULED MAINTENANCE INSPECTION THE INTERNAL FUEL SCREEN WAS FOUND TO BE MISSING FROM THE CHECK VALVE ASSEMBLY, INVESTIGATING.Jul 16, 2014 · Dhav DHC6* · Aircraft Fuel Distribution SystemSDR CA140717015Bearing · damaged(CAN) BEARING IN THE LOWER RUDDER HINGE FITTING FOUND DAMAGED & NO SIGNS OF LUBRICATION. CONTINUING TO INVESTIGATE.Jun 17, 2014 · Dhav DHC6* · Rudder StructureSDR CA140414010Heat Exchanger · misrepaired(CAN) HEAT EXCHANGER ASSEMBLY, C6SF1515-3 HAS HAD ALL 48 PLUG WELDS GROUND FLUSH TO THE PARENT METAL AND POLISHED. GRINDING OF THE WELDS IS NOT ALLOWED IAW THE DWG REQUIREMENTS. HEAT EXCHANGER ASSEMBLIES INSTALLED ON THE FOLLOWING ACFT S/N`S ARE AFFECTED: 869Apr 11, 2014 · Dhav DHC6* · Pneumatic Distribution SystemSDR 2014FA0000157Bolt · looseDURING REMOVAL OF MLG ASSEMBLIES, SEVERAL MOUNTING BOLTS WERE FOUND LOOSE AND BACKED OFF, CAUSING DAMAGE TO ADJACENT STRUCTURE.Mar 13, 2014 · Dhav DHC6 · Fuselage, Landing Gear Attach FittingsSDR CA140313015Squib · misinstalled(CAN) DURING FIRST EMMA INSPECTIONS, RT FIRE EXTINGUISHER SQUIB FOUND WIRED BACKWARD. DURING TEST PRESSING THE FIRE BOTTLE BUTTON ONLY RESULTED IN A BREAKER POPPING.Jan 14, 2014 · Dhav DHC6* · Fire Protection System WiringSDR CA131209009Bearing · failed(CAN) SRM FOR THE ACFT SPECIFICALLY STATES THAT STAKING BEARINGS IN HINGE ARMS IS NOT ALLOWED. IT HAS COME TO OUR ATTENTION THAT THIS SEEMS TO BE A SOMEWHAT STANDARD PRACTICE. IT`S UNKNOWN AT THIS TIME HOW MANY ACFT ARE AFFECTED.Dec 9, 2013 · Dhav DHC6 · Trailing Edge FlapsSDR CA130923017Pressure Switch · burned(CAN) DURING CRUISE WHEN THE CREW SMELLED SMOKE. THERE WAS NO IMMEDIATE CAS MESSAGE THAT ANYTHING WAS WRONG BUT IT SOON DISPLAYED THAT THE HYDRAULIC PUMP AAT-600-029-100-1 WAS OVERHEATING. THE CREW PULLED THE APPROPRIATE C/B AND THE SMOKE ABATED. UPON LANDINGSep 20, 2013 · Dhav DHC6* · Hydraulic System, MainSDR CA130819019Bulkhead · gouged(CAN) RIGHT PROPELLER HAS LIGHT GOUGE MARKS ON THE PROPELLER SIDE OF THE PROPELLER SPINNER MOUNTING PLATE. ACFT MFG IS IN CONTACT WITH THE PROPELLER MANUFACTURE.Aug 16, 2013 · Dhav DHC6* · Propeller Spinner SectionSDR CA130724010Flapper Valve · obstructed(CAN) UPON INSPECTION OF THE FLAPPER VALVE IN CELL NR 5 A PORTION OF THE RETAINING CHAIN FOR FUEL CAP P/N 38040-1 WAS FOUND WEDGED IN THE FLAPPER KEEPING IT FROM SEALING AGAINST THE SUMP PLATE. VIKING IS INVESTIGATING.Jul 22, 2013 · Dhav DHC6* · Fuel StorageSDR CA130717010Valve · damaged(CAN) VTS HAS REPORTED THAT FRETTING DAMAGE HAS BEEN FOUND ON THE VALVES INSTALLED IN THE OIL COOLER.Jun 21, 2013 · Dhav DHC6* · Engine Oil CoolerSDR CA130610015Line · leaking(CAN) THE PILOTS NOTICED A FUEL ODOR IN THE CABIN THAN NOTIFIED MAINTENANCE. THE CABIN ODOR WAS THE RESULT OF A LEAKING FUEL LINE LOCATED IN THE FUEL GALLEY AREA. THE PROBLEM WAS LOCATED IN FUEL BAY 5 FWD PUMP, WHICH WAS A RESULT FROM ARCING AT BOTH THE FUELJun 9, 2013 · Dhav DHC6* · Aircraft Fuel Distribution SystemSDR CA130613009Rod · damaged(CAN) IT HAS BEEN FOUND THAT THE C6CW1083-1 FLAP ROD WAS FOUND SCUFFED AND FOULING ON ROOT RIB C6W1035-15/16. MFG IS CONTINUING TO INVESTIGATE.Jun 7, 2013 · Dhav DHC6* · Trailing Edge Flap Control SystemSDR CA130611002Piston · damaged(CAN) DURING ROUTINE MAINTENANCE OF A NOSE GEAR PN 71-100-31, SN HS033 SUBASSEMBLY PN 71-300-29, IT WAS DISCOVERED THAT THE FLOATING PISTON ASSY PN 71-332-1 WAS MISSING PARTS OF THE GREEN COATING MATERIAL. SOME OF THE PIECES OF THE MATERIAL WERE LOCATED IN THJun 7, 2013 · Dhav DHC6 · Nose/Tail Landing Gear Strut/AxleSDR CA130510002Filter · shorted(CAN) DURING A TRAINING FLIGHT, THE NR 1 FORWARD BOOST PUMP FAILED, AND THE PILOT NOTIFIED MAINTENANCE, ABOUT THIS FAULT. IT WAS FOUND THE NR 1 FWD BOOST PUMP NOISE FILTER PN A.3210 HAD SHORTED OUT AND NR 2 PUMP NOISE FILTER CONNECTION WAS ABOUT TO FAIL. THMay 9, 2013 · Dhav DHC6* · Fuel System WiringSDR CA130430020Roller · worn(CAN) IT WAS DETERMINED THIS WEAR WAS THE RESULT OF THE FLAP ROLLERS P/N C6CWM1072-29, ALLOWING TOO MUCH FORE AND AFT MOVEMENT WHEN FLAPS WERE FULLY EXTENDED. NEW FLAP RODS P/N C6CW1083-1 INSTALLED AND ROLLERS ADJUSTED ACCORDINGLY. THERE WAS AN MRO FINDING REApr 30, 2013 · Dhav DHC6 · Trailing Edge Flap Control SystemSDR CA130419008Attach Fitting · corroded(CAN) RECEIVING INSPECTION DEPARTMENT HAS FOUND, SOME TRACE AMOUNTS OF SURFACE CORROSION, IN 1 BORE OF THE C6WM1741-27 PIN, WING TO FUSE ATTACHMENT. REAR SPAR. MFG IS CONTINUING TO INVESTIGATE.Apr 19, 2013 · Dhav DHC6* · Fuselage Main, Attach FittingsSDR CA130422013Shaft · failed(CAN) DURING THE CHECK FLIGHT TURNING FINALS FOR LANDING, SET 10 FLAPS THEN PILOT FLYING CALLED FOR 20 FLAPS. WHEN 20 WAS SELECTED AND RUNNING HEARD A BANG/SNAP SOUND FROM THE OVERHEAD CABIN ROOF. CONTINUED THE APPROACH AND LANDING WITHOUT FURTHER INCIDENT. Apr 17, 2013 · Dhav DHC6* · Trailing Edge Flap Control SystemSDR CA130412017Switch · failed(CAN) PILOT ENCOUNTERED LT AUTOFEATHER ACTIVATION WHEN REDUCING TO CLIMB POWER SETTING. PILOT RESUMED TO POWER LEVER SETTING AND PROP UNFEATHERED. PILOT SHUTOFF AUTOFEATHER SYS. UN COMMANDED AUTOFEATHER ACTIVATION WAS TROUBLESHOT TO UNSERVICEABLE LT AUTO-FEApr 2, 2013 · Dhav DHC6* · Propeller Feathering/ReversingSDR CA130410016Valve Stem · gouged(CAN) MFG PRODUCTION HAS REPORTED THAT THE LT AND RT MAIN WHEEL ASSY OTBD WHEEL HALF, PN 040-21101 VALVE STEMS GOUGING DAMAGE. MFG IS CONTINUING TO INVESTIGATE. UPON INSPECTION OF NEW COMPONENTS IN INVENTORY THE VALVE STEM WAS FOUND DAMAGED AS DELIVERED BY THMar 27, 2013 · Dhav DHC6* · Wheel/Ski/FloatSDR CA130221012Pulley · damaged(CAN) VPS 20.03 REQUIRES THAT FPI BE PERFORMED BEFORE ANY SURFACE TREATMENT WHICH COULD RESULT IN OBSCURING OF CRACKS. VPS 20.03 DOES ALLOW FPI TO BE PERFORMED AFTER METAL SMEARING OPERATIONS PROVIDED THE PARTS ARE DEOXIDIZE ETCHED PRIOR TO FPI TO REMOVE A MIFeb 18, 2013 · Dhav DHC6* · Rudder Tab Control SystemSDR CA130215013Rod · damaged(CAN) VPS 20.03, REQUIRES THAT FPI BE PERFORMED BEFORE ANY SURFACE TREATMENT WHICH COULD RESULT IN OBSCURING OF CRACKS. VPS 20.03 DOES ALLOW FPI TO BE PERFORMED AFTER METAL SMEARING OPERATIONS PROVIDED THE PARTS ARE DEOXIDIZE ETCHED PRIOR TO FPI TO REMOVE A MFeb 15, 2013 · Dhav DHC6* · Standard Practices/StructuresSDR CA130201008Fairing · damaged(CAN) DAMAGE WAS CAUSED BY THE OIL TUBE BONDING LEAD ATTACHMENT BOLT WHICH WAS POSITIONED IN A MANNER THAT RESULTED IN CONTACT WITH THE FAIRING RESULTING IN A SMALL HOLE BEING CHAFED IN THE FAIRING. MFG ENGINEERING IS INVESTIGATING.Jan 28, 2013 · Dhav DHC6* · Aerodynamic FairingsSDR CA130128027Connector · unsecure(CAN) THERE ARE CONCERNS THAT AT BS 55, CONNECTOR P34 MAY NOT FULLY ENGAGE WITH THE MATING CONNECTOR J34 DUE TO POSSIBLE INTERFERENCE WITH THE FASTENER HEADS SECURING CONNECTOR J34. SYS WIRES ROUTED THROUGH P34 CONNECTOR CONSIST OF THE, PROPELLER OVERSPEED GOJan 28, 2013 · Dhav DHC6* · Electrical Power System WiringSDR CA121221014Latch · damaged(CAN) MFG HAS FOUND, DURING PRODUCTION INSPECTIONS, THAT THERE EXISTS A POSSIBILITY THAT THE PIVOT PIN IN COWL LATCH, PN C6EC1002-95 CAN BECOME DISLODGED FROM THE LATCH HOUSING. MFG IS IN THE PROCESS OF NOTIFYING THE OPERATING FLEET OF THIS SITUATION.Dec 18, 2012 · Dhav DHC6* · Nacelle/Pylon, Main FrameSDR CA121217010Connector · unknown(CAN) MFG ENGINEERING HAS DETERMINED THAT THERE ARE RELAYS DO NOT HAVE VOLTAGE SUPRESSION. AS A RESULT THERE EXISTS THE POTENTIAL FOR THE GIO CARD TO BE SUBJECTED TO VOLTAGE SPIKES THAT EXCEED THE 50VDC DESIGN LIMIT, THIS WILL RESULT IN THE FAILURE OF THE GIODec 14, 2012 · Dhav DHC6* · Electrical Power System WiringSDR CA121213010Valve · misinstalled(CAN) THERE IS A POSSIBILITY THAT THE STATIC SWITCH VALVE AND STATIC VALVE HANDLE HAVE BEEN INSTALLED INCORRECTLY ON SOME ACFT. IF INSTALLED INCORRECTLY, THE VALVE WOULD OPERATE AS FOLLOWS: THE VALVE HANDLE WOULD INDICATE NORMAL SOURCE WHEN THE VALVE IS IN THEDec 12, 2012 · Dhav DHC6* · Pitot/Static SystemSDR CA121121007Bushing · mismanufactured(CAN) THE VENDOR THAT SUPPLIES BUSHING, HAS NOTIFIED MFG THAT 2 BATCHES OF THE BUSHING WERE NOT HEAT TREATED TO THE FINAL HARDNESS SPECIFICATION AS REQUIRED IAW THE MFG DWG.Nov 19, 2012 · Dhav DHC6 · Main Landing Gear Attach SectionSDR CA121122009Module · malfunctioned(CAN) WEATHER RADAR SYSTEM DISPLAYS: WX FAIL MESSAGE ON PILOTS PFD. REPLACED AGM MODULE NR 1 IN MODULAR AVIONICS UNIT.Nov 16, 2012 · Dhav DHC6 · Weather Radar SystemSDR CA121114013Power Lever · fouled(CAN) PRODUCTION NOTED THAT DURING RIGGING OF THE LT POWER LEVER THE STOP BOLT WAS CONTACTING THE ADJACENT STRUCTURE WHEN THE BOUNCE GAP OF 0.80, 0.120. REQUIRED BY DWG C6EC1007 WAS ACHIEVED. MFG ENGINEERING IS INVESTIGATING FURTHER.Nov 9, 2012 · Dhav DHC6 · Power Lever
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