Cessna 170B

Service difficulty reports · 42

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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 = '170B'
  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 2026FA0000662Points · defectiveTHE ENGINE INTERMITTENTLY RAN ROUGH ON THE RIGHT MAG CHECK AND WOULD OCCASIONALLY COMPLETELY CUT OUT BUT THE EGT'S DIDN'T POINT TO ANY PARTICULAR CYLINDER. THE P LEADS AND IGNITION SWITCH TESTED GOOD. I REMOVED AND DISASSEMBLED THE RIGHT MAG. I FOUND THE RIVEAug 23, 2026 · N2711C · Cessna 170B · Magneto/DistributorSDR 2017FA0000623Universal Joint · separatedUPON LANDING FLARE TO TOUCHDOWN AT 0C0, THE PILOT EXPERIENCED A COMPLETE LOSS OF FLIGHT CONTROLS. ONCE THE WHEELS CAME INTO CONTACT WITH THE RUNWAY, THE PILOT WAS ABLE TO REACH TO COPILOT SIDE YOKE FOR CONTROL. THERE WAS NO INJURIES OR DAMAGE TO THE AIRCRAFT.Dec 6, 2017 · N2766 · Cessna 170B · Control Column SectionSDR 2017FA0000355Cylinder · failedNUMBER 3 CYLINDER FAILED. IT CAME APART ABOUT 1 1/2 INCHES UP FROM THE BASE. CYLINDER WAS FIRST INSTALLED ON 6-9-1997 AND RECONDITIONED AT 495 HOURS ON 6/2000. IT HAD 1686 HOURS SINCE NEW WHEN IT FAILED 4/2016.Aug 7, 2017 · N8170Q · Cessna 170B · Reciprocating Engine Cylinder SectionSDR 2015FA0000410Clutch · failedSTARTER CLUTCH LOCKED UP AND THEN FAILED. UPON REMOVAL OF THE STARTER ASSEMBLY, THE SMALLER DRIVE GEAR COMPLETELY DISINTEGRATED. THE GEAR PARTS FELL INTO THE ACCESSORY CASE. THE SCREENS SHOWED ALUMINUM CASTING PARTS AND GEAR PARTS. THE ENGINE DID NOT STOP Aug 6, 2015 · N3413D · Cessna 170B · Engine StarterSDR CA141008017Cylinder · cracked(CAN) CYLINDER BARREL CRACK BETWEEN FIN 9& 10 70%. UNSCHEDULED LANDING. ENGINE SHUT DOWN. CYLINDER RETURNED TO MANUFACTURER FOR ASSESSMENT.Sep 11, 2014 · Cessna 170B · Reciprocating Engine Cylinder SectionSDR CA120813027Skin · buckled(CAN) THE INITIAL INSPECTION WAS CARRIED OUT TO INVESTIGATE BUCKLED AND DISTORTED FUSELAGE SKINS AT THE LOWER STRUT ATTACH POINT AFTER AN INNER TUBE FAILURE ON LANDING. FURTHER DETAILED INSPECTION REVEALED THAT THE FORWARD CARRY THROUGH SPAR NR 0511162-5 HAD Jul 21, 2012 · Cessna 170B · Fuselage Main, Plate/SkinSDR 2012FA0000067Attach Bolt · corrodedDURING INSPECTION OF THE WING ATTACH BOLTS, THE HEADS AND NUTS WERE FOUND CORRODED. INSTALLED NEW BOLTS AND FOUND THAT THE REMOVED BOLTS HAD SOME CORROSION ON THE SHANK. 3 OF THESE BOLTS WERE SEVERELY CORRODED WITH MAJOR PITTING ON THE SHANKS. THESE BOLTSJan 15, 2012 · N2768D · Cessna 170B · Fuselage, Wing Attach FittingsSDR 2011FA0000507Cylinder · brokenFOUND METAL PARTICLES IN OIL SCREEN AT 30 HOURS AND AGAIN AT 74 HOURS. FOUND CYLINDERS COMING APART INSIDE BORE. PIECES MEASURED .4 X .3 INCHES.Aug 8, 2011 · N3598C · Cessna 170B · Reciprocating Engine Cylinder SectionSDR 2009FA0000738Wheel · inoperativeDURING ANNUAL INSP IT WAS NOTED THAT THE TAILWHEEL COULD NOT BE STEERED. THE TAILWHEEL HAD BEEN PAINTED I THE PAST. THE GREASE FITTING ON TOP OF THE TAILWHEEL WAS COMPLETELY PAINTED. THE ACFT OWNER STATED THATA MECH WHOM HAD WORKED ON THE ACFT IN THE PASTJul 14, 2009 · N1953A · Cessna 170B · Nose/Tail Landing GearSDR 2007FA0000348Line · chafedDURING AN ANNUAL INSPECTION, THE RT BRAKE SUPPLY LINE WAS FOUND CHAFED BY THE ELEVATOR CONTROL CABLE. THE CHAFING OCCURRED WHEN THE ELEVATOR IS OPERATED NEAR THE (UP) LIMIT OF TRAVEL. THE LOCATION OF CHAFE IS VIEWED DIRECTLY BELOW THE ELEVATOR TRIM WHEEL, LOMar 30, 2007 · N4696C · Cessna 170B · Landing Gear Brake SystemSDR 2007FA0000048Stringer · crackedCRACKED AT FORWARD END AND PROGRESSES AFT. PROP STRIKE, OUT OF BALANCE PROP. (K)Jan 5, 2007 · Cessna 170B · Wing, Longeron/StringerSDR 2007FA0000047Stringer · crackedCRACKED AT FWD END AND PROGRESSES AFT. PROP STRIKE, OUT OF BALANCE PROP? AIRCRAFT HAS A HISTORY OF WING REPAIRS FROM GROUND LOOPS BUT HAS SINCE HAD A ENGINE UPGRADE TO MFG. (K)Jan 5, 2007 · N3436D · Cessna 170B · Wing, Longeron/StringerSDR 2007FA0000046Stringer · crackedCRACKED AT FORWARD END AND PROGRESSES AFT. PROP STRIKE, OUT OF BALANCE PROP. EXAMPLE FROM C-170B WITH THE ENGINE INSTALLED. (K)Jan 5, 2007 · N3436D · Cessna 170B · Wing, Longeron/StringerSDR 2005FA0000860Cylinder · crackedSTC SA13GL INSTALLATION. IN BOTH BRAKE ASSEMBLIES, 30-63A, THE 091-02200 CYLINDER ASSEMBLIES WERE FOUND TO BE CRACKED ACROSS AND PARALLEL TO THE 069-00400 ANCHOR BOLT HOLE. THIS IS THE SECOND AIRCRAFT, FOUND WITH CRACKS IN THE 091-02200 CYLINDER ASSEMBLIES. Jun 1, 2005 · N3167A · Cessna 170B · Landing Gear Brake SystemSDR 2005FA0000364Clamp · oversizedBOTH TAILPIPE/MUFFLER CONNECTIONS WERE FOUND TO BE OVERSIZED. THE EXHAUST PIPE CLAMPS WERE NOT OF SUFFICIENT STRENGTH TO SQUEEZE THE OVERSIZED PIPE DOWN ON THE MUFFLER EXHAUST TUBE. THE RESULTING LOOSE FIT WAS ALLOWING EXHAUST FUMES TO SHOOT INTO THE CABIN HJan 21, 2005 · N3167A · Cessna 170B · Engine Collector/Tailpipe/NozzleSDR CA040825001Bracket · cracked(CAN) CHANGED LT UPPER ENGINE RAIL BRACKET. PN 0411281-6 REPLACED WITH NEW PART. NEW HARDWARE USED.Aug 17, 2004 · Cessna 170B · Engine Mount SectionSDR CA040825004Bracket · cracked(CAN) ELEVATOR REMOVED TO CHANGE BRACKET. CHANGED LT ELEVATOR BRACKET. PN 051042 REPLACED WITH NEW PART. ADJACENT RIVETS REPLACED. REASSEMBLED AND DUAL INSPECTED.Aug 5, 2004 · Cessna 170B · Elevator StructureSDR 2001FA0000672Eyebolt · misinstalledFLOAT EQUIPPED, LIFTING EYES WERE INSTALLED IN THE WRONG POSITION. RESULTING IN DRILLING THROUGH THE MAIN FORWARD WING SPAR AND LEAVING APPROXIMATELY EDGE DISTANCE. BETWEEN THE FORWARD SPAR ATTACH BOLT AND EDGE OF SPAR. (EYES SHOULD BE INSIDE CABIN TOP RIVETNov 29, 2001 · N4669C · Cessna 170B · Fuselage Miscellaneous StructureSDR 2001FA0000493Bulkhead · crackedBULKHEAD CRACKED AT LOWER RIGHT CORNER WHERE STEERING CABLE PULLEY BRACKET ATTACHES.Oct 23, 2001 · N3511C · Cessna 170B · Fuselage Main, BulkheadSDR ACE1016011Bracket · frozenPILOT REPORTED RUDDER FROZEN IN FLT. UNEVENTFUL LANDING. MAINTENANCE INITIALLY CONFIRMED THE RUDDER COULD NOT BE MOVED, THEN IT FREED UP. REMOVED CARGO COMPARTMENT FLOOR AT CARGO DOOR AND OBSERVED WATER FROZEN AROUND RUDDER CABLE PULLEYS AT FUSELAGE STA 495Oct 16, 2001 · N4632C · Cessna 170B · Rudder Control SystemSDR 20010604CW006Spring · brokenTAILWHEEL SPRING BROKE AT AN EXISTING CRACK. TAILWHEEL THEN DAMAGED THE LOWER SKINS OF THE RUDDER.May 14, 2001 · N3143A · Cessna 170B · Nose/Tail Landing GearSDR CA001102007Spring · broken(CAN) DURING LANDING ON A GRAVEL STRIP THE TAIL WHEEL SPRING BROKE. PILOT KEPT CONTROL OF THE PLANE AND HAD NO OTHER DAMAGE. THE LOWER SPRING LEAF (P.N. O542106) HAS BEEN FOUND BROKEN AT TWO PLACES. ALL (4) SPRING LEAVES HAVE BEEN REPLACED WITH NEW UNITS.Oct 2, 2000 · Cessna 170B · Nose/Tail Landing Gear Strut/AxleSDR 2000ZZZX845Bracket · brokenBRACKET BROKEN AT THE EDGE OF THE STRAIGHT LINE OF BOLT PAD MACHINED SURFACE. SUBMITTER RECOMMENDED VISUAL INSPECTION EVERY 100 HOURS.Mar 9, 2000 · N8156A · Cessna 170B · Engine Mount SectionSDR CA000301011Control Cable · frayed(CAN) DURING THE ANNUAL INSPECTION, THE RUDDER CABLES WERE FOUND CORRODED AND FRAYED WHERE THEY PASS THROUGH THE TAILCONE AREA. THE SUBMITTER STATES THAT THIS AREA IS DIFFICULT TO INSPECT THOROUGHLY WITHOUT DISASSEMBLY OF THE TAIL SECTION.Feb 15, 2000 · Cessna 170B · Rudder Control SystemSDR CA000128053Engine · seized(CAN) ENGINE LOST ITS OIL AND SEIZED. OPERATOR SPECIFIED FROZEN BREATHER AS THE CAUSE.Jan 5, 2000 · Cessna 170B · Engine (Reciprocating)SDR AU000128053Engine · seized(AU) ENGINE LOST ITS OIL AND SEIZED. OPERATOR SPECIFIED FROZEN BREATHER AS THE CAUSE.Jan 5, 2000 · Cessna 170B · Engine (Reciprocating)SDR CA981006028Pin · worn(CAN) DURING MAINT TO CORRECT A ROUGH RUNNING ENGINE, OIL SCREEN CHECK INDICATED METAL CONTAMINATION. OIL CHANGE INITIATED, METAL CONTAMINATION CONFIRMED. INVEST FOUND CONTAMINATION CAME FROM COMPLETE FAILURE OF 2 PISTON PIN PLUGS AND EXCESSIVE WEAR OF REMAISep 22, 1998 · Cessna 170B · Reciprocating Engine Cylinder SectionSDR 98ZZZX2283Selector · leakingDURING THE ANNUAL INSPECTION, FOUND THE FUEL SELECTOR LEAKING. THE FUEL WAS LEAVING BEHIND A RED DYE. THIS AIRCRAFT IS APPROVED FOR AUTOFUEL PER AN STC.Jun 4, 1998 · N2993D · Cessna 170B · Fuel Selector/Shut-Off ValveSDR 98ZZZX1317Brakes · lockedTHE AIRCRAFT NOSED OVER ON LANDING CAUSED BY BOTH BRAKES BEING LOCKED ON TOUCHDOWN. PRIOR TO LANDING (SHORT FINAL) THE PILOT HAD TO USE FULL RUDDER DEFLECTION. WHEN THE AIRCRAFT TOUCHED DOWN THE AIRPLANE NOSED OVER. THE BRAKES WERE FOUND LOCKED, WHEN FULL RMar 1, 1998 · N4522C · Cessna 170B · Landing Gear Brake SystemSDR 97ZZZX3678Rod End · wrong boltsAIRCRAFT WAS IN MAINTENANCE FOR CARBURETOR HEAT PROBLEM AND MECHANIC NOTED THAT AD 86-24-07 WAS NOT C/W. AIRCRAFT HAS BEEN MODIFIED WITH INSTALLATION OF 180 HP LYCOMING ENGINE IAW STC SA421CE AND SA749CE. AD 86-24-07 DOES NOT LIST 170B AS APPLICABLE. SE 79-Jun 11, 1997 · N2814C · Cessna 170B · Power LeverSDR 96ZZZX5426Skin · crackedREAR BULKHEAD WAS FOUND CRACKED AT THE TAIL WHEEL MOUNTING SHEAR BRACKET. THE SKIN ON BOTH SIDES OF THE TAIL WHEEL MOUNTING BRACKET WERE FOUND CRACKED UPON DISASSEMBLY WITH CORROSION BETWEEN THE BRACKET AND SKIN. SUSPECT CAUSE WAS THE WEARING OF THE SKIN BY Sep 7, 1996 · N2269D · Cessna 170B · Fuselage Main, Plate/SkinSDR 96ZZZX5425Bulkhead · crackedREAR BULKHEAD WAS FOUND CRACKED AT THE TAIL WHEEL MOUNTING SHEAR BRACKET. THE SKIN ON BOTH SIDES OF THE TAIL WHEEL MOUNTING BRACKET WERE FOUND CRACKED UPON DISASSEMBLY WITH CORROSION BETWEEN THE BRACKET AND SKIN. SUSPECT CAUSE WAS THE WEARING OF THE SKIN BY Sep 7, 1996 · N2269D · Cessna 170B · Fuselage Main, BulkheadSDR 96ZZZX3385Skin · crackedUPON INSPECTION, A 3 INCH CRACK WAS DISCOVERED AFT OF THE LEFT LANDING GEAR LEG ADJACENT TO THE GEARBOX. WAS DIFFICULT TO SEE, DUE TO CLOSE PROXIMITY TO OVERLAPPING EXTERIOR GEARBOX SKIN. WOULD RECOMMEND USE OF LIGHT BELOW FUSELAGE WHILE INSPECTING THROUGH CJun 10, 1996 · N3487D · Cessna 170B · Fuselage Main, Plate/SkinSDR 96ZZZX1502Bracket Assy · bolt shearedBRACKET ASSY BOLT APPEARS AS METAL HAS CRYSTALLIZED THROUGH AGE. BOLT THEN SHEARED ALLOWING TAILWHEEL TO FALL OFF AIRCRAFT ON TAKEOFF.Mar 8, 1996 · N4387B · Cessna 170B · Nose/Tail Landing Gear Attach SectionSDR 96ZZZX1984Block · corrodedSPAR BEARING BLOCK (FWD WING SPAR ATTACH POINT) FOUND SEVERELY CORRODED.Mar 1, 1996 · N2364C · Cessna 170B · Wing, Fuselage Attach FittingsSDR 96ZZZX1266Bracket Assy · failedWHILE REMOVING AIRCRAFT FROM HANGAR, TAIL WHEEL SWIVELED AND ASSY SEPARATED FROM BRACKET AND SPRING ASSY. AFTER INVESTIGATING, FOUND BOLT IN THE BRACKET ASSY WAS PARTLY FRACTURED AND THE SUDDEN JOLT FROM THE SWIVEL BROKE THE TAIL WHEEL ASSY OFF THE AIRCRAFT. Feb 6, 1996 · N4373B · Cessna 170B · Nose/Tail Landing GearSDR 96ZZZX47Bracket · crackedUPON INSPECTION OF LANDING GEAR, LT SIDE DUE TO HARD LANDING, FOUND BRACKET CRACKED AND CORRODED BEYOND TREATMENT OR REPAIR. DUE TO CORROSION, RT SIDE WAS ALSO CORRODED BEYOND TREATMENT OR REPAIR. REPLACED BOTH LT AND RT SIDES. SUBMITTER RECOMMENDS INSTALLIDec 16, 1995 · N4600C · Cessna 170B · Main Landing Gear Attach SectionSDR 96ZZZX46Bracket · crackedUPON INSPECTION OF LANDING GEAR, LT SIDE DUE TO HARD LANDING, FOUND BRACKET CRACKED AND CORRODED BEYOND TREATMENT OR REPAIR. DUE TO CORROSION, RT SIDE WAS ALSO CORRODED BEYOND TREATMENT OR REPAIR. REPLACED BOTH LT AND RT SIDES. SUBMITTER RECOMMENDS INSTALLIDec 16, 1995 · N4600C · Cessna 170B · Main Landing Gear Attach SectionSDR 96ZZZX367Bellcrank · wornCHECKED PLAY IN RUDDER BOLT, FOUND HOLE WORN ALMOST THROUGH TOP OF BELLCRANK. HOLE CAUSED BY BEARING BLOCK. SUBMITTER STATED UNABLE TO INSPECT HOLE UNLESS BOLT AND WASHER ARE REMOVED.Dec 13, 1995 · N2799C · Cessna 170B · Rudder Control SystemSDR 95ZZZX5946Connecting Rod · brokenNR 6 CONNECTING ROD FRACTURED APPROXIMATELY 2 INCHES BELOW PISTON SKIRT. BREAK SHOWED EVIDENCE OF PROGRESSION OVER TIME. FINAL FRACTURE WAS APPROXIMATELY ONE-HALF THE DIAMETER OF THE ROD WITH SOME MINOR CORROSION EVIDENT ALONG THE BEGINNING OF THE CRACK. ARSep 25, 1995 · N2209D · Cessna 170B · Reciprocating Engine Power SectionSDR 95ZZZX5761Spar · corrodedAIRCRAFT WAS IN FOR FIRST ANNUAL IN 8 YEARS. HEADLINER WAS TO BE REPLACED. UPON REMOVAL OF SUNVISORS AND HEADLINER, SEVERE CORROSION, EXCEEDING 10 PERCENT OF SPAR MATERIAL THICKNESS, WAS FOUND.Sep 11, 1995 · N3195A · Cessna 170B · Wing SparSDR 95ZZZX3471Cylinder · failedSTUDENT PILOT REPORTED ENGINE RAN ROUGH ON RUN-UP. FOUND NR 3 EXHAUST VALVE STUCK OPEN. ALSO, FOUND INTAKE ROCKER ARM (WITH NO OIL ORIFICE) INSTALLED ONE EXHAUST SIDE - POSSIBLY CONTRIBUTING TO STUCK VALVE. SEE CONT SB M77-19. OTHER AIRCRAFT HAVE BEEN FOUNJun 26, 1995 · N3143A · Cessna 170B · Reciprocating Engine Cylinder Section
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