Dehavilland DHC-3
Service difficulty reports · 394
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 = 'DHC3' 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 aircraft_model_key = 'DHC3' 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 CA110324009Torque Shaft · separated(CAN) THE TORQUE SHAFT SEPARATED IN THE LOCATION OF THE UPPER MOUNT BOLT AFTER 65 HRS IN SERVICE. JL PG 004102 & 004129. ANPHIB INSTALLATION ON ACFT.SDR CA110131005Oil Cooler · leaking(CAN) OIL COOLER LEAKING.SDR CA110110013Tube · damagedPILOT EXPERIENCED LOSS OF POWER DURING FLIGHT DUE TO INCORRECT PLUMBING OF AUX FUEL TANKS. TANKS WERE PLUMBED INTO CENTER TANK FITTING ON SELECTOR VALVE, WHEN BOOST PUMP WAS TURNED ON TO TRANSFER FUEL FROM BLADDER TANKS TO MAIN TANKS THROUGH SELECTOR VALVE, FSDR CA101115022Bar · cracked(CAN) CRACK LOCATED PARALLEL TO LUG ATTACHMENT ON FORWARD SPREADER BAR TUBE. NEW FORWARD SPREADER BAR ASSEMBLY INSTALLED.SDR CA101115019Bushing · corroded(CAN) FUEL SUMP DRAIN BUSHING CORRODED AT FUEL DRAIN COCK. FUEL SUMP ASSEMBLY REPLACED WITH NEW UNIT.SDR CA101115018Lug · worn(CAN) BOTH UPPER AND LOWER ATTACH LUGS WERE REPLACED DUE TO WEAR AT THE STRUT ATTACH BOLT HOLE. THE WEAR WAS NOTICEABLE IF YOU MOVED THE WING TIP FOR AND AFT WHILE THE FLOAT EQUIPPED AIRCRAFT WAS ON THE HARD.SDR CA101115016Attach Bolt · bent(CAN) DURING QUADRANT INSPECTION/REPLACEMENT (CF-85-04) IT WAS NOTED THAT THE SPECIAL BOLT NAS1954-24D THAT ATTACHES THE ELEVATOR PUSH PULL ROD TO THE QUADRANT WAS BENT. THIS DEFECT WOULD BE NEARLY IMPOSSIBLE TO DETECT WITHOUT REMOVING THE PUSH PULL ROD DURINSDR CA101115014Retainer · loose(CAN) RIVETS HOLDING THE ELEVATOR QUADRANT ASSEMBLY TOGETHER WERE FOUND LOOSE, ESPECIALLY AROUND THE BEARING PIVOT RETAINER. QUADRANT REPLACED WITH REPAIRED UNIT.SDR CA101104013Bushing · corroded(CAN) REAR FUEL CELL SUMP PANEL HAS A CORRODED SUMP DRAIN PLUG BUSHING. PANEL REPLACED WITH NEW UNIT.SDR CA101104010Line · damaged(CAN) ON AN AMPHIBIOUS EQUIPPED AIRCRAFT, THE PILOT REPORTED A PROBLEM WITH THE WHEEL GEAR, THAT IT DID COME DOWN BUT THAT THE PUMP WOULD KEEP RUNNING. UPON INSPECTION BY MAINTENANCE PERSONNEL, A BLISTER WAS NOTED IN THE BLACK PLASTIC COVERING THE HYDRAULIC FSDR CA101028001Screen · detachedINNER CORE (SCREEN) SEAMS ARE BECOMING UNGLUED.SDR CA101104014Roll Pin · sheared(CAN) SEAT HEIGHT LOCK PIN FOUND SHEARED MID SHAFT AT ROLL PIN STOP LOCATION. LOCK PIN REPLACED WITH NEW UNIT.SDR CA101013003Cooler · leakingCOOLER FOUND TO BE LEAKING DURING FLIGHT MODE. COOLER REPLACED WITH O/H UNIT.SDR CA100907008Strut · crackedWING STRUT FITTING, LT, UPPER PN D3081-6L. DURING A SCHEDULED INSP, A SUSPECTED CRACK WAS NOTED ON THE UPPER LINK, INNER FACE, EMANATING FROM BUSHING HOLE. AN EDDY CURRENT INSP WAS PERFORMED ON THE SUSPECTED AREA AND IT WAS CONFIRMED THAT THE AREA WAS CRACKESDR CA100812020Display · unserviceableON START UP AT THE FIRST FLIGHT OF THE DAY, THE MULTIFUNCTION DISPLAY SCREEN WOULD NOT COME ON LINE. TROUBLESHOOTING INDICATED THAT THE SCREEN HAD POWER AND A GOOD GROUND. SCREEN REMOVED AND RETURNED TO MFR FOR REPAIR. NOTE: THE GLASS COCKPIT FORMS PART OF SDR CA100806001Engine · hot startEXPERIENCED HOT START IN FACTORY NEW ENGINE WITH LESS THAN 100 HRS TT SINCE NEW. UNABLE TO FLY ACFT BACK TO BASE, DUE TO PERSISTENT HOT START CONDITION. OPENSDR CA100623004Skin · crackedPILOT REPORTED SLIGHT VIBRATION IN FLAPS. UPON INSP, BEFORE THE NEXT FLIGHT, THE RT AILERON WAS FOUND TO HAVE SIGNIFICANT CRACKING IN MULTIPLE AREAS WITH A PORTION OF THE T/E (APROX 18 INCHES LONG AND 1 INCH FWD) BLOWN OUT. THIS AILERON HAD 118.4 HOURS SINCE SDR V0XR201006140002Flap Track · cracked(V0XR) CRACK ON LT NR 2 FLAP TRACK. R & R FLAP TRACK. W/C 5042SDR V0XR201006140001Flap Track · cracked(V0XR) CRACK ON LT NR 1 FLAP TRACK. R & R FLAP TRACK. W/C 5038SDR CA100805009Oil Filter · unserviceableINNER CONE (SCREEN) SEAMS ARE BECOMING UNGLUED. IF SCREEN BECOMES SEPARATED FROM FILTER BODY, THE POTENTIAL IS THERE FOR IT TO GO THROUGH THE ENGINE SYS.SDR CA091223002Screen · detached(CAN) INNER CONE (SCREEN) SCANS ARE BECOMING UNGLUED. (TC NR 20091223002)SDR CA091223001Skin · cracked(CAN) BOTH WINGS, CORRUGATED INNER SKIN CRACK AT MANY PLACES BETWEEN STATION 47.50 THRU 122.50 AND RIBS DAMAGE AT RIVETS JOINT. MANY RIVETS POPPED AT RIBS AND CORRUGATED INNER SKIN JUNCTION. TCCA COMMENTS: AAIR FROM JUL 15/09 SHOWS THAT AIRCRAFT HAS 29411 HSDR CA091201005Structure · cracked(CAN) PILOT REPORTED VIBRATION IN LT FLAP AFTER SECOND FLIGHT OF THE DAY. UPON INSPECTION BY MAINTENANCE PERSONNEL, CRACKS WERE FOUND ON THE LT FLAP. THE CRACKS WERE LOCATED ON THE TOP OF THE FLAP TOWARDS THE LEADING EDGE ON BOTH THE RT SIDE OF THE FLAP AND SDR CA090910003Bolt · crackedIGX POWER VISUAL INSP OF NAS BOLT - CRACKED (APPARANT) UNDER HEAD IN RADIUS. IPC DOES NOT INDICATE A CHAMBERED WASHER TO BE INSTALLED AS IS INDUSTRY PRACTICED WITH NAS BOLTS. NOTE THERE IS NO CHAMBER ON THE FITTINGS PN C3TF6-3. BOTH ATTACH BOLTS TO BE REPLASDR CA090910002Spar · crackedAPPROX 2 INCH VERTICAL CRACK IN UPPER END OF SPAR WEB AT UPPER HINGE FITTING. UPPER FITTING LOOSE ON RIB - HINGE PIN LOOSE IN FITTING. CRACK IN SPAR NOT READILY VISIBLE UNTIL RUDDER IS REMOVED. PROBABLY A RESULT OF HIGHER AIRSPEEDS WITH TURBINE POWERED OTTER.SDR CA090827004Fitting · brokenWHILE DOING A WATER LANDING. PILOT HEARD A LOUD POP ON LANDING. HE TAXIED TO THE DOCK WITH OUT ANY TROUBLES, UPON INVESTIGATION HE FOUND THAT THE FWD DRAG WIRE FITTING PN 9A02066-005 HAD BROKEN AT THE CLEVIS PIN END. ALL OTHER FITTINGS WERE INSPECTED AND DRSDR CA091021002Screw · binding(CAN) THE PILOT REPORTED THAT THE ELEVATOR TRIM WOULD SEEM TO TIGHTEN UP WITH AIR LOAD ON IT. AFTER INSPECTING THE TRIM SYSTEM, IT WAS DETERMINED THAT THE TRIM SCREW JACK AT THE ELEVATOR WAS HARD TO TURN UNDER LOAD. THE PART WAS DISASSEMBLED, CLEANED AND GREASSDR CA090707003Bleed Valve · noisy(CAN) AFTER 382.2 HRS IN ACFT, BLEED VALVE STARTED TO MAKE A HOOTING NOISE AND ALSO PRODUCED VIBRATIONS. ABOVE SYMPTOMS WERE ONLY SEEN ON PWR REDUCTIONS. THERE WAS A SERVICEABLE BLEED VALVE INSTALLED FROM ANOTHER ACFT AND PROBLEM WAS RESOLVED.SDR CA090622009Bleed Valve · inoperative(CAN) AFTER 3.7 HRS IN ACFT, BLEED VALVE STARTED TO MAKE A HOOTING NOISE AND ALSO PRODUCED VIBRATIONS. ABOVE SYMPTOMS WERE ONLY SEEN ON POWER REDUCTIONS. ORIGINAL BLEED VALVE, WHICH HAD TIME REMAINING ON IT WAS REINSTALLED AND THE PROBLEM WAS RESOVLED.SDR CA090622008Bleed Valve · inoperative(CAN) AFTER 9.9 HRS IN ACFT, BLEED VALVE STARTED TO MAKE A HOOTING NOISE AND ALSO PRODUCED VIBRATIONS. ABOVE SYMPTOMS WERE ONLY SEEN ON POWER REDUCTIONS. BLEED VALVE WAS REPLACED WITH A SERVICEABLE UNIT WHICH CORRECTED THE DEFECT.SDR CA090606002Bracket · corroded(CAN) ACFT WAS BEING CHANGED OVER TO FLOATS THUS THE TAILWHEEL STEERING SYS WAS REMOVED. THE BRACKET THAT SUPPORTS THE RUDDER QUADRANT ASSY AT STA 427.00 WAS FOUND TO BE BROKEN AT THE UPPER RT SUPPORT ARM. THE ASSY WAS REMOVED AND FOUND TO BE HEAVILY CORRODED.SDR CA090611004Gear · failed(CAN) REAR CHIP DETECTIOR LIGHT ILLUMINATED 15 MINUTES PRIOR TO LANDING ACFT. METAL WAS FOUND IN REAR CHIP DETECTOR AND REAR CHIP DETECTOR SCREEN, ENGINE REMOVED FROM ACFT FOR REPAIR.SDR CA090521001Cable · damaged(CAN) ACFT DEPARTED DEEP SNOW AND PIC NOTICED ABNORMAL INPUTS IN THE RUDDER PEDALS UPON CLIMB OUT. GROUND PERSONNEL CONFIRMED TAIL SKI HANGING DOWN FARTHER THAN NORMAL. UPON LANDING, THE TAILSKI IMPACTED THE RWY AND NOSED OVER WITH THE DESTRUCTION OF TAIL SKI SDR CA090424006Strut · cracked(CAN) DURING THE INSP OF FRONT STRUT IAW SB 3/30, THE FRONT STRUT WAS FOUND CRACKED AT AFT FACE UPPER OTBD, CAUSING REJECTION OF STRUT.SDR CA090424007Strut · cracked(CAN) DURING THE INSP OF FRONT STRUT IAW SB 3/30 FRONT STRUT WAS FOUND CRACKED AT OTBD LOWER AFT FACE AFTER REMOVING CRACKED FAIRING MOUNT LUG, CAUSING REJECTION OF STRUT.SDR CA090421014Control Column · cracked(CAN) UPON ROUTINE INSP OF THE AD CF-82-34 FOUND CRACKS ON THE LOWER CONTROL COLUMN ADJACENT TO THE WELDS. CONTROL COLUMN WAS REPLACED PN C3CF48 AND ACFT WAS RETURNED TO SERVICE.SDR CA090203001Hinge · crackedON INSPECTION FOUND LT AND RT TAILPLANE HINGE ASSEMBLIES CRACKED THROUGH RIVIT HOLE ON ATTACHMENT LT P/N C3FS473-7 AND RT P/N C3FS472-7.SDR HNAA2009012000000Ahrs · failedIN FLIGHT CAPTAIN AUTOMATIC DIRECTION INDICATOR PITCH UP ALONG WITH ATTITUDE HEADING AND REFERENCE SYSTEM DATA INVALID MSG ON 802 PANEL ALSO CAPTAIN HORIZONTAL SITUATION INDICATOR AND FIRST OFFICER RADIO MAGNETIC INDICATOR DISPLAYED ERRONEOUS INFORMATION. R&SDR HNAA2009012500023Floorbeam · damagedFLOOR BEAM DAMAGE AT STA X129 BENEATH RT INBD SEAT RAIL ATTACHMENT. PERFORM LIQUID PENETRANT INSPECTION PER EO8-53-08-337 NO DEFECT FOUND. REPAIR DAMAGE PART PER EO8-53-08-337SDR HNAA2009012500018Seat Track · corrodedRT INBD SEAT RAIL CORRODED FROM STATION X 423 TO X 588. FABRICATED LT HAND AND RT IAW DRAWING 85331406. USED ON ALODINE SURFACE IAW ESR 07-07-3003.SDR CA080917002Support · cracked(CAN) WHEEL ASSEMBLIES AND BRAKES REMOVED FOR INSPECTION AND REBUILD. IT WAS DISCOVERED THAT THE AXLE SUPPORT BODIES ON BOTH MAIN GEAR ASSEMBLIES HAD CRACKS AND REQUIRED REPLACEMENT. THIS WAS FOUND ON A 200 HR. INSPECTION.SDR CA081027002Starter Gen · worn(CAN) STARTER GEN HAD LONG LIFE BRUSHES INSTALLED AT OVERHAUL. BRUSHES ONLY LASTED 611.5 HRS WHEN THEY SHOULD HAVE WENT THEIR 1200 HOURS. ONE BRUSH WAS RT AT THE LIMIT WHERE THE OTHER BRUSH WAS ABOUT 40 PERCENT WORN ONLY.SDR CA080812005Exhaust Valve · broken(CAN) EXHAUST VALVE BROKE IN CRUISE FLIGHT 15 MIN AFTER DEPARTURE. PARTIAL POWER LOSS - ENGINE VIBRATION. PRECAUTIONARY LANDING EXECUTED. SERVICEABLE CYL COMPLETE INSTALLED AFTER LOCATING THE DEFECT/FAILURE. ACFT RETURNED TO SERVICE.SDR 2008F00015Ski · damagedUPON ROLL OUT AFTER LANDING IN DEEP SNOW PILOT WAS EXECUTING LT TURN. NOSE OF THE TAIL SKI DUG INTO THE EDGE OF THE TRACKS MADE BY THE MAIN SKIS AT AN ANGLE. THE SUDDEN SIDE LOAD ON THE SKI CAUSED IT TO TWIST AND JAM INTO THE EMPENNAGE SKIN. DAMAGING FUSELAGE SDR CA080404005Shutoff Valve · unserviceableENGINE WOULD NOT SHUT DOWN USING NORMAL SHUT DOWN PROCEDURES. EMERGENCY SHUTOFF PROCEDURES USED. TROUBLESHOOTING FOUND FUEL SHUTOFF VALVE U/S (SOLENOID STICKING). REPLACED FUEL SHUTOFF VALVE. ENGINE RUN-UP AND SHUT DOWN NORMAL. AIRCRAFT RETURNED TO SERVICSDR ERH2007F00000Spar · crackedPILOT REPORTED A CRACK FOUND ON THE LT ELEVATOR WHILE PERFORMING A PREFLIGHT INSPECTION. THE ELEVATOR WAS REMOVED FROM THE AIRCRAFT FOR CLOSER INSPECTION. THE CRACK WAS IN THE FORWARD SPAR AND HAD ORIGINATED FROM UNDER THE OB ATTACH FITTING. FATIGUE. RECOMMSDR CA070824002Cylinder · corroded(CAN) DURING A WHEELS DOWN LANDING OF AN AMPHIBIOUS EQUIPPED AIRCRAFT, THE LANDING GEAR COLLAPSED. UPON INSPECTION, CORROSION WAS NOTED UNDER THE (ZAP STRAPS), WHICH WERE INSTALLED BY THE MANUFACTURER, ON BOTH LT AND RT NOSE GEAR ACTUATING CYLINDERS. ON THESDR CA071001011Duct · damaged(CAN) WHILE PERFORMING A BOROSCOPE INSPECTION DURING A REGULARLY SCHEDULED FUEL NOZZLE CHANGE, DAMAGE WAS FOUND ON THE LARGE EXIT DUCT (LED). THE LED WAS CHANGED AND UPON CLOSER INSPECTION IT WAS FOUND THAT A LARGE HOLE HAD BEEN BURNED THROUGH ONE LAYER OF THESDR CA070724002Cable · frayed(CAN) DURING A 100/150 HOURS INSPECTION, THE ELEVATOR, LOWER TRIM CABLE (P/N: C3CF348-7) WAS FOUND FRAYED IN (2) LOCATIONS. THE FIRST LOCATION WAS IN THE PEDESTAL AREA WHERE THE TRIM CABLE ATTACHES TO THE ELEVATOR TRIM DRUM ASSEMBLY (P/N: C3CF222-3). IT APPEARSDR CA070717012Thrust Bearing · broken(CAN) WHILE TAXIING FROM DOCK, THE AIRCRAFT ENGINE STARTED SHAKING AND THE PILOT SHUT THE ENGINE DOWN. AIRCRAFT TOWED BACK TO DOCK. AFTER RE-STARTING, STRANGE NOISES FROM NOSE CASE, AND PROPELLER LOOKED (OUT OF TRACK). PROPELLER REMOVED FROM COVER ON NOSE CAS
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