Cessna 172M

Service difficulty reports · 589

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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 = '172M'
  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 CA981022005Bracket · damaged(CAN) HORIZONTAL MOVEMENT OF RUDDER WAS POSSIBLE WITH LIGHT PRESSURE. MOST NOTABLE AT LOWER HINGE. HINGE BRACKETS UPPER AND LOWER AT CENTER AND LOWER POSITIONS HAD ELONGATED BOLT HOLES. CAUSE NOT DETERMINED.Oct 10, 1998 · Cessna 172M · Rudder StructureSDR AU981249Switch · failed(AUS) FLAP POSITION SWITCH FAULTY. SWITCH WOULD NOT RETURN TO THE NEUTRAL POSITION. PART TC: 6,825.Oct 1, 1998 · Cessna 172M · Trailing Edge Flap Control SystemSDR CA981007003Pump · failed(CAN) AFTER INSTALLATION OF THE DRY AIR PUMP AND GROUND TEST, THE PUMP FAILED WITHIN ONE HOUR. CARBON VANES APPEAR TO HAVE STUCK IN THE CENTER HUB, ONLY ONE OR TWO VANES CAN BE HEARD WHEN THE PUMP IS ROTATED BY HAND.Sep 28, 1998 · Cessna 172M · Vacuum Distribution SystemSDR CA981013014Pump · failed(CAN) ON DESCENT, REDUCTION OF 300-500 RPM WAS FOLLOWED 20 SECONDS LATER BY THE ENGINE SEIZING. AIRCRAFT LANDED SAFELY. POST-FLIGHT INSPECTION FOUND THE OIL PUMP HAD FAILED. THE ENGINE WAS A WRITE OFF; BROKEN AND SEIZED RODS, BROKEN CRANKCASE, ETC.Sep 14, 1998 · Cessna 172M · Turbine Engine Oil SystemSDR AU981165Crankshaft · corroded(AUS) CRANKSHAFT INTERNAL INSPECTION FOUND THAT THE CRANKSHAFT WAS CORRODED BEYOND LIMITS. FOUND DURING INSPECTION IAW AD/LYC/102AMDT 1.Sep 11, 1998 · Cessna 172M · Reciprocating Engine Power SectionSDR AU981164Valve · missing(AUS) ENGINE OIL COOLER THERMOSTATIC BYPASS VALVE NOT FITTED TO THE ENGINE WITH THE HOLE BLANKED OFF BY A PLUG. FOUND DURING INSPECTION IAW AD/LYC/78 AMDT 5.Sep 11, 1998 · Cessna 172M · Engine Oil Temperature RegulatorSDR 98ZZZX3693Battery · brokenAT PRE-FLIGHT, OWNER FOUND CONTENTS OF ONE BATTERY CELL IN BAGGAGE AREA CARPET. FOUND ELT CASING CRACKED AND PIECES BROKEN AWAY IN BAGGAGE AREA. ELT BATTERY EXPLODED INSIDE UNIT.Sep 11, 1998 · N64414 · Cessna 172M · Emergency Locator BeaconSDR 98ZZZX3450Battery · destroyedAT PRE-FLIGHT FOUND CONTENTS OF ONE BATTERY CELL ON AREA CARPET. FOUND ELT CASING CRACKED AND PIECES BROKEN AWAY IN BAGGAGE AREA.Sep 11, 1998 · N64414 · Cessna 172M · Emergency Locator BeaconSDR 98ZZZX3608Wire · chafedALTERNATOR OUTPUT AND FIELD WIRES CHAFED AGAINST BAFFLE BEHIND ALTERNATOR. FIELD AND OUTPUT SHORTED TOGETHER CAUSING ALTERNATOR RUNAWAY. VOLTAGE RUINED MANY ELECTRICAL COMPONENTS. POTENTIAL FIRE. MASTER SWITCH WOULD NOT SHUT OFF RUNAWAY. SUBMITTER SUGGESTSep 9, 1998 · N4368R · Cessna 172M · DC Generator-AlternatorSDR 98ZZZX3560Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STATAug 21, 1998 · N9621V · Cessna 172M · Reciprocating Engine Cylinder SectionSDR 98ZZZX3559Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STAAug 21, 1998 · N9621V · Cessna 172M · Reciprocating Engine Cylinder SectionSDR 98ZZZX3558Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STAAug 21, 1998 · N9621V · Cessna 172M · Reciprocating Engine Cylinder SectionSDR AU981129Valve · missing(AUS) ENGINE OIL SYSTEM THERMAL BYPASS VALVE MISSING. VALVE BODY WAS FITTED TO THE OIL FILTER ADAPTER AS A PLUG. FOUND DURING INSPECTION IAW AD/LYC/78 AMDT 5.Aug 17, 1998 · Cessna 172M · Engine Oil Temperature RegulatorSDR AU981128Control Cable · corroded(AUS) FLIGHT CONTROL CABLES CORRODED AND WORN. SUBMITTER SUSPECTS CORROSION (RUST) IS A DIRECT RESULT OF THE RECENT STRIP AND RE-PAINT OF THE AIRCRAFT DUE TO CONTAMINATION BY THE PAINT STRIPPING CHEMICALS.Aug 17, 1998 · Cessna 172M · Flight Control SystemSDR AU981127Spar · corroded(AUS) WING CENTER SECTION CARRY THROUGH SPAR CORRODED AND RIVET HEAD MISSING. RIVET HEAD HAD BEEN MISSING PRIOR TO RECENT RE-PAINT.Aug 17, 1998 · Cessna 172M · Wing SparSDR CA980825021Mount · cracked(CAN) DURING INSPECTION, A CRACK WAS FOUND ON THE ENGINE MOUNT WELD AT THE LEFT INBOARD SIDE OF THE LOWER CROSS BRACE.Aug 14, 1998 · Cessna 172M · Engine Mount SectionSDR AU980963Bolt · cracked(AUS) LEFT MAIN LANDING GEAR RETAINING BOLT CRACKED. FOUND USING MAGNETIC PARTICLE INSPECTION FOLLOWING FAILURE OF THE SIMILIAR BOLT ON THE RIGHT MAIN LANDING GEAR. SEE MDR 98/0962.Aug 12, 1998 · Cessna 172M · Main Landing Gear Attach SectionSDR AU980962Bolt · sheared(AUS) RIGHT MAIN LANDING GEAR RETAINING BOLT FAILED. INVESTIGATION FOUND THAT THE BOLT HAD BEEN BROKEN FOR SOME TIME. RIGHT MLG LEG COLLAPSED.Aug 12, 1998 · Cessna 172M · Main Landing Gear Attach SectionSDR 98ZZZX3244Seat Belt · malfunctionedTHIS BELT WAS INSTALLED IN BACK SEAT OF AIRCRAFT. A 200 PLUS POUND PERSON PUT ON SEAT BELT, AND WHILE MOVING AROUND, BELT WOULD LOOSEN UP NUMEROUS TIMES. NO CURLING EFFECT ON BELT. P/N LL01-AL24AB40AA-001.Aug 1, 1998 · N1753V · Cessna 172M · Flight Compartment EquipmentSDR 98ZZZX3415Camshaft · corrodedCORROSION PITS BEHIND EXPANSION PLATE IN CRANKSHAFT. PITS ALONG EDGE BETWEEN EXPANSION PLATE AND ID OF CRANKSHAFT. MISTAKENLY C/W AD 98-02-08. CORROSION PITS NOTED, BUT NO CRACKS.Jul 23, 1998 · N1555U · Cessna 172M · Reciprocating Engine Power SectionSDR CA980811007Blade · damaged(CAN) PROPELLER RECEIVED FOR CORROSION INSPECTION. STONE DAMAGE WAS FOUND.Jul 16, 1998 · Cessna 172M · Propeller Blade SectionSDR CA981202004Nozzle · separated(CAN) ENGINE POWER COULD NOT BE REDUCED BELOW 2300 RPM, THE THROTTLE APPEARED TO BE STUCK. ON THE ADVISE OF THE TOWER AND GROUND STAFF, THE PILOT SET UP AN APPROACH AND ONCE LANDING WAS ASSURED THE ENGINE WAS SHUT OFF BY SETTING THE MIXTURE TO IDLE CUTOFF. THJul 9, 1998 · Cessna 172M · Fuel Control/Reciprocating EnginesSDR CA980706002Lock Tab · failed(CAN) PILOT WAS UNABLE TO SHUT DOWN THE ENGINE. INSPECTION OF THE CARBURETOR FOUND THE LONG LOK TAB WASHERS ON THE SAFETY SCREWS, THAT SECURE THE FLOAT BOWL TO THE CARBURETOR BODY, HAD FAILED ALLOWING THE MIXTURE VALVE TO SEPARATE FROM ITS RECEPTACLE. SUBMITJun 20, 1998 · Cessna 172M · Fuel Control/Reciprocating EnginesSDR CA980615002Crankshaft · worn(CAN) CRANKSHAFT INSPECTED AS PRE FAA AD 98-02-08. NUMEROUS CORROSION PITTING FOUND EXCEEDING THE MAXIMUM INTERNAL DIMENSIONAL LIMITS. CRANKSHAFT SCRAPPED.Jun 1, 1998 · Cessna 172M · Reciprocating Engine Power SectionSDR CA980616008Seal · broke(CAN) SEAL ON THE AIR BOX ASSEMBLY BROKE OFF AND WAS INGESTED INTO THE CARBURETOR. THE ENGINE WOULD NOT RUN ABOVE IDLE.May 27, 1998 · Cessna 172M · Engine Air Intake SystemSDR 98ZZZX2183Connect Rod · looseENGINE EXPERIENCED HIGH OIL TEMPERATURE 60 HOURS AFTER INSTALLING FACTORY OVERHAULED ENGINE. THERE WAS NOISE WHEN TURNING THE PROPELLER AFTER ENGINE SHUT DOWN. FACTORY SERVICE REP PULLED NR 3 AND NR 4 CYLINDERS AND FOUND THAT NR 3 AND NR 4 CONNECTING RODS HAMay 26, 1998 · N51302 · Cessna 172M · Reciprocating Engine Power SectionSDR AU980784Bolt · sheared(AUS) RIGHT MAIN LANDING GEAR ATTACHMENT BOLT SHEARED. MLG STRUT ROTATED IN ITS HOUSING AND THEN COLLAPSED. BOLT SHEARED DURING LANDING WHEN THE AIRCRAFT STRUCK A PILE OF GRAVEL. SUSPECT BOLT HAD ALREADY BEEN DAMAGED ALLOWING IT TO EASILY SHEAR WITHOUT CAUSIMay 23, 1998 · Cessna 172M · Main Landing Gear Attach SectionSDR 98ZZZX3561Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STATMay 21, 1998 · N9621V · Cessna 172M · Reciprocating Engine Cylinder SectionSDR 98ZZZX1979Coil · openDURING A ROUTINE 500-HOUR INSPECTION ON THE MAGNETOS, FOUND THE COIL SECONDARY RESISTANCE OUT OF LIMITS: THE CIRCUIT WAS OPEN.May 5, 1998 · N6814H · Cessna 172M · Magneto/DistributorSDR 98ZZZX1924Clamp · chafedTHE RUBBER CUSHION CLAMP THAT SUPPORTS THE WIRE BUNDLE TO THE ALTERNATOR WAS CHAFED BY THE STEEL BRAIDING ON THE WIRE WEARING THROUGH CAUSING AN ELECTRICAL SHORT MELTING TIE INSULATION. UPON FURTHER INVESTIGATION, THE OTHER TWO CLAMPS ON SAME WIRE WERE CHAFEDApr 20, 1998 · N61876 · Cessna 172M · Aircraft StructuresSDR CA980421021Blade · corroded(CAN) PROPELLER RECEIVED FOR CORROSION INSPECTION. STONE DAMAGE AND CORROSION WAS FOUND ON THE LEADING EDGE AND THE FACE OF THE PROPELLER BLADES.Apr 13, 1998 · Cessna 172M · Propeller Blade SectionSDR CA980529012Regulator · failed(CAN) ELECTRICAL FAILURE. REPLACED.Apr 8, 1998 · Cessna 172M · AC RegulatorSDR AU980375Propeller · damaged(AUS) PROPELLER CONTACTED GROUND SERVICING EQUIPMENT. PROPELLER WRITTEN OFF AND ENGINE CRANKCASE CRACKED.Mar 31, 1998 · Cessna 172M · Propeller AssemblySDR CA980313006Wheel · failed(CAN) WHEEL FLANGE BOLTS PULLED FROM THEIR SOCKETS JAMMING WHEEL CAUSING DAMAGE. REPLACED.Feb 20, 1998 · Cessna 172M · Wheel/Ski/FloatSDR 98ZZZX1013Wheel · crackedINSPECTION FOUND WHEEL CRACKED IN THE TYPICAL LOCATION. CRACKS EMANATING FROM EDGE OF FLANGE HOLES.Feb 13, 1998 · N6814H · Cessna 172M · Wheel/Ski/FloatSDR AU980034Switch · faulty(AUS) FLAP SWITCH FAULTY. FLAP SWITCH INTERNAL SPRING FAILS TO RETURN SWITCH TO NEUTRAL POSITION.Jan 16, 1998 · Cessna 172M · Trailing Edge Flap Control SystemSDR 98ZZZX975Throttle Control · failedPILOT REPORTED A SNAP OR SOMETHING GAVE AS HE ADVANCED THROTTLE ON GROUND. ENGINE RPM STAYED AT 1,100 RPM. INVESTIGATION REVEALED THAT CABLE OUTER HOUSING SLIPPED OUT OF METAL RETAINER AT CLAMP NEAR CARBURETOR. OUTER HOUSING APPARENTLY SHRUNK FROM HEAT. REJan 15, 1998 · N1098U · Cessna 172M · Power LeverSDR 98ZZZX553Alternator · failedALTERNATOR WAS OVERHAULED BY ELECTROSYSTEMS, INC. AFTER FAILURE, UNIT WAS OPENED AND ONE BRUSH WAS FOUND WORN COMPLETELY DOWN TO WIRE INSERT. SLIP RING WAS GROOVED DUE TO CONTACT WITH INSERT. ALTERNATOR HAD ONLY 341.8 HOURS SINCE OVERHAUL AND ONLY 8 MONTHS.Jan 12, 1998 · N73671 · Cessna 172M · DC Generator-AlternatorSDR 98ZZZX99Coil · crackedDURING 500-HOUR INSPECTION, (PULLED AT 452.2 HOURS TSO), BOTH COILS IN TCM 2000 SERIES MAGNETO WERE FOUND CRACKED. COILS HAD THE FOLLOWING MARKINGS: 38/95 AND 8-9, 35/75 AND 10-10. MAGNETO WAS OVERHAULED BY ELECTROSYSTEMS, INC., FOR LYCOMING. ENGINE OVERHADec 22, 1997 · N73671 · Cessna 172M · Magneto/DistributorSDR CA971208001Crankcase · cracked(CAN) DURING INSPECTION, OIL WAS NOTICED AT LOWER SIDE OF NR 2 AND NR 4 CYLINDERS, ENGINE WAS WASHED DOWN AND A GROUND RUN-UP WAS CARRIED OUT. AN OIL LEAK WAS FOUND AT THE NR 2 CYLINDER DRAIN TUBE/LINE. LINE WAS REPLACED AND GROUND RUN WAS CARRIED OUT SERVICENov 2, 1997 · Cessna 172M · Reciprocating Engine Power SectionSDR 97ZZZX4714Fuel Tank · chafedAFTER REMOVING RIGHT FUEL TANK TO CHECK FOR LEAK, FOUND WEAR ON BOTTOM OF TANK INDENTED WITH RIVET HEAD MARKS. THE TANK RESTS ON A REINFORCEMENT PLATE THAT IS RIVETED TO STIFFENERS. USING A UNIVERSAL TYPE RIVET HEAD, A RUBBER CHAFE STRIP IS LAID OVER THE RIVOct 1, 1997 · N9359H · Cessna 172M · Fuel StorageSDR 97ZZZX4272Landing Light · deterioratedLANDING LIGHT REPLACED FOR BROKEN ELEMENT. THIS LAMP, AS WELL AS THE 4509 AND THE 4596, HAVE DETERIORATED TO THE POINT THE AVERAGE LIFE IS 50 HOURS TACH TIME.Sep 17, 1997 · N20402 · Cessna 172M · Exterior LightingSDR 97ZZZX4270Control Cable · frayedLEFT PRIMARY AILERON CABLE WAS FOUND FRAYED DURING ROUTINE INSPECTION. SEVERAL HARD TO SEE AREAS OF CABLE WERE FRAYED (TOTAL TIME ON CABLE 4,101.1 HOURS. SUBMITTER RECOMMENDED CABLES BE REPLACED ON A TIME CHANGE BASIS, CABLE PN 0510105-224.Sep 1, 1997 · N13378 · Cessna 172M · Aileron Control SystemSDR CA970610002Pitot Tubing · chafed(CAN) PITOT TUBE FROM THE PITOT MAST TO THE WING ROOT FOUND TO BE CHAFED AND LEAKING.Jun 3, 1997 · Cessna 172M · Pitot/Static SystemSDR CA970609019Connecting Rod · broken(CAN) JUST AFTER CLIMB TO CRUISE ALTITUDE WHEN POWER WAS REDUCED A VIBRATION DEVELOPED AND A POWER LOSS WAS EXPERIENCED. THE PILOT NOTED HIGH OIL TEMPERATURE AND A LOSS OF OIL PRESSURE. AN EMERGENCY LANDING WAS CARRIED OUT IN A NEARBY FIELD. POST FLIGHT INSPECMay 28, 1997 · Cessna 172M · Reciprocating Engine Power SectionSDR CA970530005Blade · spray cut(CAN) PROPELLER RECEIVED FOR CORROSION INSPECTION. LEADING EDGES OF PROPELLER BLADES FOUND WITH SPRAY CUTS.May 21, 1997 · Cessna 172M · Propeller Blade SectionSDR 97ZZZX2623Air Filter · wrong partDURING ANNUAL INSPECTION, BRACKETT AIR FILTER ASSY WAS FOUND LOOSE ON THE AIRBOX. UPON REMOVAL, IT WAS FOUND TO BE THE INCORRECT ASSEMBLY FOR THE AIRCRAFT MODEL. THE MODEL 172M USES ASSEMBLY NR BA 5110, A BA 5710A WAS INSTALLED. THE CAMLOCK STUDS ON THE BA May 17, 1997 · N64154 · Cessna 172M · Engine Air Intake SystemSDR AU970535Bulkhead · cracked(AUS) LOWER AFT DOORPOST BULKHEAD CRACKED - FOUND DURING INSPECTION IAW CESSNA SEB 97-1May 16, 1997 · Cessna 172M · Fuselage Main, BulkheadSDR 97ZZZX2795Seat Rail · wornREPLACED ALL SEAT RAILS AND ROLLERS ON SEATS. 529.4 HOURS LATER OF OPERATION, THE FOURTH HOLE AFT WAS FOUND OUT OF LIMITS PER AD 87-20-03R2. AD 87-20-03R2 STATES FIRST INSPECTION DUE 1,000 HOURS AFTER NEW RAILS INSTALLED. RECOMMEND REDUCING FIRST INSPECTIONMay 15, 1997 · N20582 · Cessna 172M · Fuselage, Seat/Cargo Attach FittingsSDR 97ZZZX2658Flap Track · corrodedSEVERE CORROSION AND WEAR FOUND ON TRACK DURING ANNUAL INSPECTION. TRACK AND ROLLERS SHOWED NO SIGNS OF RECENT LUBRICATION. TRACK IS AVAILABLE FOR INSPECTION.May 6, 1997 · N64134 · Cessna 172M · Trailing Edge Flaps
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