Cessna 172N

Service difficulty reports · 627

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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 = '172N'
  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 20000627SH013Air Box · missingENGINE DEVELOPED VIBRATION IN-FLIGHT AND LOSS OF POWER. MAINTENANCE REMOVED CARBURETOR AIR BOX AND CARBURETOR. FOUND PIECE OF SEAL FROM AIR BOX FLAPPER VALVE BROKEN OFF AND LODGED IN THE VENTURI. (X)Jun 17, 2000 · N734TB · Cessna 172N · Engine Air Intake SystemSDR AU000456Hose · loose(AUS) ENGINE CARBURETOR HEAT SCAT HOSE CLAMP MISSING.Jun 1, 2000 · Cessna 172N · Engine Air Intake SystemSDR 20010614CW001Bolt · brokenRIGHT GEAR LEG SPRING ROTATED IN MOUNTING (BOLT SHEARED) AFTER AIRCRAFT LOCKED UP WHEEL FROM HARD BRAKING. GEAR ROTATED 180 DEGREES. AIRCRAFT SUFFERED BELLY DAMAGE AND ELEVATOR DAMAGE.May 1, 2000 · N6360D · Cessna 172N · Main Landing Gear Attach SectionSDR AU000325Filter · contaminated(AUS) AIRFRAME FUEL FILTER CONTAMINATED WITH AN UNKNOWN CLEAR GEL TYPE SUBSTANCE.Apr 26, 2000 · Cessna 172N · Aircraft Fuel Filter/StrainerSDR 20000622SH036Carburetor · separatedAIRCRAFT ENGINE RAN ROUGH DURING FLIGHT. WAS UNABLE TO SHUT ENGINE DOWN USING MIXTURE CONTROL. FOUND CARBURETOR BOWL SEPARATING FROM CARBURETOR BODY. ALL SCREWS WERE SECURED BY SAFETY TABS AND FACTORY TORQUE SEAL, BUT SCREWS WERE LOOSE. SUBMITTER SUSPECTEApr 4, 2000 · N6212G · Cessna 172N · Fuel Control/Reciprocating EnginesSDR 20000425SH037Fuel Line · leakingDURING REPLACEMENT OF CABIN INTERIOR, FOUND ONE EACH HOSE LEAKING. REPLACED ALL 6 HOSES IN FUEL VENT SYSTEM. CONDITION OF THESE HOSES THE SAME. AGE OF HOSES, 19 YEARS. (X)Apr 3, 2000 · N5444J · Cessna 172N · Aircraft Fuel Distribution SystemSDR CA000414007Wire · chafed(CAN) DURING CLIMB, THE PILOT NOTICED A BURNING SMELL. THE PILOT TURNED OFF ALL ELECTRICS AND RETURNED FOR LANDING. MAINTENANCE PERSONNEL FOUND THE WIRES TO THE LIGHT DIMMING CIRCUIT WERE SHORTING TO GROUND WHERE THEY HAD CHAFED ON THE CONSOLE STRUCTURE. THE Mar 29, 2000 · Cessna 172N · Light System WiringSDR 20000508SH005Rocker Boss · failedVALVE ROCKER RETAINING STUD, PN 31-16, SHEARED FLUSH WITH THE CYL HEAD SURFACE. THIS CAUSED PARTS TO MOVE AROUND AT RANDOM IN THE HEAD. IT IS SUSPECTED THESE LOOSE PARTS INTERFERRED WITH OPER OF INTAKE VALVE MECHANISM CAUSING THE INTAKE PUSH ROD TO BEND, CREMar 24, 2000 · N75958 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR CA000301029Lifter · chippedNR 1 VALVE LIFTER WAS FOUND CHIPPED(CAN)Feb 22, 2000 · Cessna 172N · Reciprocating Engine Power SectionSDR AU000295Fuel Tank · contaminated(AUS) AIRCRAFT FUEL SYSTEM CONTAMINATED WITH ETHYLENE DIAMINE (EDA).Feb 4, 2000 · Cessna 172N · Fuel StorageSDR CA000301048Crankcase · cracked(CAN) ONE INCH CRACK AT CRANKCASE HALF NEXT TO NR 2 CYLINDER UPPER FRONT HOLD-DOWN STUD.Feb 1, 2000 · Cessna 172N · Reciprocating Engine Power SectionSDR CA000128050Pin · missing(CAN) DURING MAINTENANCE, THE 2 TRIM ACTUATOR SPROCKET RETAINING PINS WERE FOUND MISSING AND LOOSEJan 14, 2000 · Cessna 172N · Elevator Tab Control SystemSDR 2000ZZZX405Pulley · separatedWHILE REPLACING AILERON PUSH/PULL ROD, SLACKNESS IN AILERON CABLE LED TO DISCOVERY THAT AILERON PULLEY, P/N S378-4 (LOCATED UPPER STARBOARD POSITION IN REAR DOORPOST BULKHEAD ASSY), WAS NO LONGER BOLTED IN POSITION. NUT HAD WORKED OFF BOLT, BOLT HAD BACKED OUJan 4, 2000 · N75803 · Cessna 172N · Aileron Control SystemSDR CA991210094Plug · leaking(CAN) FOUND CRANKSHAFT PLUG INSTALLED INCORRECTLY CAUSING LOSS OF OIL.Nov 22, 1999 · Cessna 172N · Reciprocating Engine Power SectionSDR 99ZZZX4603Line · crackedINVESTIGATED OIL LEAK. FOUND CRANKCASE TO BE CRACKED AT LEFT FRONT OF CASE. CRACK STARTS AT LOWER THROUGH STUD HOLE, RUNS BACK HORIZONTALLY .50 INCH THEN VERTICAL 2.50 INCHES. AIRCRAFT WAS INVOLVED IN A PROPELLER STRIKE 1,330 HOURS AGO. SUSPECT THIS MAY HANov 22, 1999 · N4964G · Cessna 172N · Reciprocating Engine Oil SystemSDR 99ZZZX4429Pivot Shaft · wornRIGHT NOSE GEAR PIVOT SHAFT ON WIPAIRE 2100 FLOATS. WORN OUT IN 34 HOURS AND SHIMMIES BADLY. INSTALLED NEW SHAFT AND TIRE.Nov 17, 1999 · N5342D · Cessna 172N · Wheel/Ski/FloatSDR CA991116009Piston Plug · damaged(CAN) METAL FLAKING OFF PISTON PIN PLUG. SIL 1267C ADDRESSES THIS ISSUE. NEW PART 72198.Nov 9, 1999 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX4312Pulley · separatedFOLLOWING WIND STORM, DISCOVERED BROKEN AILERON INPUT CONTROL ROD ON LT AILERON. FURTHER INSP REVEALED ZERO TENSION ON AILERON CONTROL CABLES. DISCOVERED RT UPPER AILERON PULLEY THRU-BOLT COMPLETELY BACKED OUT OF PULLEY. PULLEY, BOLT, NUT, AND BUSHING FELL Nov 5, 1999 · N75803 · Cessna 172N · Aileron Control SystemSDR 99ZZZX4096Gear · brokenDISTRIBUTOR GEARS IN MAGNETO BROKE DURING TAKEOFF. RETURNED TO FIELD. NOTIFIED ELECTRO SYSTEMS, INC., OF MAGNETO MALFUNCTION.Oct 8, 1999 · N5624G · Cessna 172N · Magneto/DistributorSDR AU991067Collar · cracked(AUS) LEFT INSTRUMENT PANEL LOCK COLLAR CRACKED.Oct 7, 1999 · Cessna 172N · Instrument PanelSDR CA990927043Transmitter · failed(CAN) INVESTIGATION OF FLUCTUATING/NO FUEL QUANTITY, INDICATIONS REVEALED A SHORTED VARIABLE RESISTOR INSIDE THE TRANSMITTER, CAUSED BY A SUBSTANDARD REPAIR, IN WHICH A SCREW, USED TO REPLACE A RIVET, INTERFERRED WITH THE WIPER ARM.Sep 14, 1999 · Cessna 172N · Fuel Indicating SystemSDR 99ZZZX3598Bolt · brokePENN YAN CONVERION WAS COMPLETED 1-22-97 AT TT 2,954 HRS. ON 4-28-99 AT 2,987 = 33 HRS IN SERVICE, AN ALTERNATOR THROUGH-BOLT WAS FOUND BROKEN. UNIT REPAIRED AT PENN YAN RE-INSTALLED. ON 8-7-99 AT 3,066 = 112:00 HRS IN SERVICE, THROUGH-BOLTS BROKEN AGAIN. Aug 26, 1999 · N4873G · Cessna 172N · AC Generator-AlternatorSDR 99ZZZX3749Magneto · failedPILOT REPORTED THE AIRCRAFT WAS HARD TO START AFTER ENGINE WARMED UP. TROUBLESHOT SYSTEM AND FOUND RT MAGNETO RUNNING ROUGH. MAGNETO ONLY HAD 678 HOURS SINCE NEW.Aug 20, 1999 · N6606D · Cessna 172N · Magneto/DistributorSDR CA990907006Plug · worn(CAN) METAL CONTAMINATION FOUND IN FILTER SCREEN FROM PISTON PIN WARE.Aug 12, 1999 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX4070Lifter · damagedDURING REPAIR OF CYLINDER NR 2, FOUND HYDRAULIC LIFTER OF INLET VALVE CYLINDERS NR 2 AND 1 DAMAGED. SPALLING OF SURFACE RUNNING ON THE CAMSHAFT. CAMSHAFT COVER INLET VALVE CYLINDERS NR 2 AND 1 HAD MATERIAL DAMAGED. ENGINE TSO 118 HOURS.Aug 2, 1999 · N6473D · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX4061Camshaft · damagedDURING REPAIR OF CYLINDER NR 2, FOUND HYDRAULIC LIFTER OF INLET VALVE CYLINDERS NR 2 AND 1 DAMAGED. SPALLING OF SURFACE RUNNING ON THE CAMSHAFT. CAMSHAFT COVER INLET VALVE CYLINDERS NR 2 AND 1 HAD MATERIAL DAMAGED. ENGINE TSO 118 HOURS.Aug 2, 1999 · N6473D · Cessna 172N · Reciprocating Engine Cylinder SectionSDR CA990804008Engine · making metal(CAN) ENGINE MAKING METAL, OIL PRESSURE VARIED WITH THROTTLE MOVEMENT.Jul 30, 1999 · Cessna 172N · Engine (Reciprocating)SDR AU990795Pin · wrong part(AUS) INCORRECT SHIMMY DAMPER PISTON ROLL PIN FITTED. A BRASS SCREW WAS USED INSTEAD OF THE CORRECT STEEL ROLL PIN. THE BRASS SCREW SHEARED CAUSING COMPLETE FAILURE OF THE DAMPER WITH ASSOCIATED NOSE WHEEL SHIMMY. UNAPPROVED PART.Jul 29, 1999 · Cessna 172N · Shimmy DamperSDR 99ZZZX3276Points · wornAIRCRAFT ENGINE QUIT IN-FLIGHT. MAGNETO CONTACT POINTS CLOSED, CONTACT POINTS WORE DOWN. SUBMITTER SUGGESTED CHECKING CONTACT POINTS EVERY 100 HOURS AND CHECK CAM FOR PITS.Jul 19, 1999 · N739ZY · Cessna 172N · Magneto/DistributorSDR 99ZZZX2987Circlip · failedIN CRUISE FLIGHT 2,400 RPM/10,000 FEET, CIRCLIP FAILED (BECAME DISCONNECTED) ON VALVE LIFTER TAPPET NR 3 CYLINDER ASSEMBLY TAKING THE REST OF THAT CYLINDER'S UPPER VALVE TRAIN WITH IT. A SAFE LANDING WAS MADE TO A ROAD.Jul 12, 1999 · N6694E · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX2929Cylinder · crackedTHIS NR 4 CYLINDER WAS REMOVED BECAUSE OF A VERY LARGE CRACK AROUND THE TOP OF THE HEAD. THIS AND 2 OTHER CYLINDERS WERE REMOVED AND REPAIRED AT 183.0 TSO BECAUSE OF LOOSE VALVE GUIDES AND SEAL TROUBLES. NOW HAS 1,038.9 TSO HOURS AND A CRACKED HEAD.Jul 8, 1999 · N737YS · Cessna 172N · Reciprocating Engine Cylinder SectionSDR CA990707033Roller · broken(CAN) AFTER LANDING, THE FLAPS WERE SELECTED UP AND WERE SUBSEQUENTLY DAMAGED DUE TO A FAILURE OF THE OUTBOARD ROLLER ASSY.Jun 24, 1999 · Cessna 172N · Trailing Edge Flap Control SystemSDR 20000714SH018Coil · defectiveHAVE FOUND FOUR OCCURRENCES OF FAULTY COILS IN SLICK MAGNETOS WITH HOURS FROM 400 - 1,900. SOME COILS ARE OLDER, P/N M3114C. REPLACEMENT P/N, K3975. (X)Jun 16, 1999 · N7382T · Cessna 172N · Magneto/DistributorSDR 99ZZZX2756Carburetor · separatingONE FIRST FLIGHT OF DAY STUDENT PILOT REPORTED ENGINE WOULD NOT IDLE CUT OFF AND WHEN SHUT OFF WITH MAG SWITCH, PROP RAN BACKWARDS. QUESTIONED INSTRUCTOR AND FOUND THAT ENGINE DID NOT IDLE WELL ON THE FLIGHT THE PREVIOUS EVENING WHICH HE ATTRIBUTED TO HOT WEAJun 10, 1999 · N737GV · Cessna 172N · Fuel Control/Reciprocating EnginesSDR 99ZZZX2434Pushrod · brokenAIRCRAFT STARTED RUNNING ROUGH AND LOST POWER. A LANDING WAS MADE WITH MINOR DAMAGE TO AIRCRAFT (RT WHEEL FAIRING). UPON INSPECTION, FOUND NR 2 CYLINDER EXHAUST PUSHROD BROKEN AND INTAKE PUSHROD BENT. (PUSHROD TUBES ALSO BENT). SUBMITTER SUSPECTED EXHAUST Jun 7, 1999 · N5435J · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX2438Spinner · misrepairedPROPELLER WAS BALANCED PER PUB 1000-OM-01 REV 2.0 ACES SYTEM GUIDE AND INSTEAD OF ADDING WEIGHTS TO RING GEAR, THE WEIGHTS WERE ADDED TO SPINNER. SPINNER AND BACKPLATE FAILED DUE TO WEIGHTS ADDED.May 25, 1999 · N1373E · Cessna 172N · Propeller Spinner SectionSDR AU990404Wire · broken(AUS) ALTERNATOR FIELD WIRE BROKEN ON AIRCRAFT SIDE OF THE ALTERNATOR CONTROL UNIT CONNECTOR. BATTERY DISCHARGED CAUSING A TOTAL ELECTRICAL FAILURE.May 1, 1999 · Cessna 172N · DC Generator-AlternatorSDR AU990420006Stud · loose(AU) DURING DOWN WIND LEG, THE ENGINE BEGAN TO RUN ROUGH. A FORCED APPROACH AND LANDING, NR 2 CYLINDER INTAKE PUSH ROD AND TUBE WERE BENT. THE COVER WAS REMOVED AND THE EXHAUST VALVE ROCKER ARM STUD WAS FOUND TO HAVE WORKED LOOSE. THIS ALLOWED THE CAP FROM THApr 14, 1999 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX2035Bearing · failedDURING ROUTINE MAINTENANCE, THE OIL SCREEN WAS FOUND TO HAVE METAL PARTICLES IN IT. THE ENGINE WAS 200 HOURS AWAY FROM TBO. THE ENGINE WAS TORN DOWN TO DETERMINE THE SOURCE OF METAL. DISCOVERED ONE OF THE MAIN BEARINGS TO THE CRANKSHAFT WAS FLAKING OFF. THApr 5, 1999 · N73764 · Cessna 172N · Reciprocating Engine Power SectionSDR 99ZZZX2292Stud · looseNR 1 CYLINDER INTAKE VALVE ROCKER ARM STUD BACKED OUT OF CYLINDER HEAD.Apr 1, 1999 · N5171K · Cessna 172N · Reciprocating Engine Cylinder SectionSDR CA990907027Carburetor · leaking(CAN) CARBURETOR LEAKING FUEL IN CUT OFF.Mar 26, 1999 · Cessna 172N · Fuel Control/Reciprocating EnginesSDR CA990330020Spring · broken(CAN) MAINTENANCE NOTICED A LACK OF TENSION ON RUDDER CABLES DURING INSPECTION. CAUSE WAS NOTED AS THE FAILURE OF THE RUDDER RETURN SPRING (LEFT).Mar 17, 1999 · Cessna 172N · Rudder Control SystemSDR CA990318008Blade · corroded(CAN) DURING INSPECTION ,CORROSION WAS FOUND ON BOTH PROPELLER BLADES. THE CORROSION WAS REMOVED AND LPI INSPECTION FOUND NO FURTHER TRACES OF CORROSION.Mar 4, 1999 · Cessna 172N · Propeller Blade SectionSDR 99ZZZX1442Wire · shortedON 2-19-99, THE ACCIDENT-AIRCRAFT WAS CONDUCTING 'TRAFFIC WATCH' OPERATIONS UNDER FAR PART 91. WHILE IN VICINITY OF THE ELMONTE AIRPORT AT APPROX 16:52 LOCAL, THE TRAFFIC REPORTER/PASSENGER SEATED IN THE LT FWD (PILOT) SEAT, SWITCHED ON PILOT MAP LIGHT LOCATEDFeb 19, 1999 · N5174D · Cessna 172N · Light System WiringSDR 99ZZZX1812Transponder · failedFOUND TRANSPONDER TRANSMITTING A CONSTANT A2 CODE IN MODE C. REPLACED DEFECTIVE INTEGRATED CIRCUIT U106 (PN 740190001). NO RECOMMENDATIONS TO PREVENT RECURRENCE.Feb 18, 1999 · N734ST · Cessna 172N · Altimeter, Barometric/EncoderSDR CA990224013Blade · mismanufactured(CAN) PROPELLER BLADE WAS MEASURED AND FOUND TO BE BELOW MINIMUM WIDTH. PROPELLER WAS REMOVED FROM SERVICE.Feb 17, 1999 · Cessna 172N · Propeller Blade SectionSDR CA990301012Bearing · broken(CAN) ONE FLAP ROLLER SEIZED, EVEN THOUGH IT WAS COVERED IN GREASE. THE NEEDLES WERE MESSED UP AND THE BEARING WENT FLAT AS A RESULT.Feb 16, 1999 · Cessna 172N · Trailing Edge Flap Control SystemSDR 99ZZZX1047Line · leakingPURCHASED 7-26-96. FLEW AIRCRAFT TO HOME BASE. AFER REMOVING ALL INSPECTION PLATES AND COWLING, FOUND ALL THE HOSES ON FUEL LINES, OIL LINES, HYDRAULIC LINES NEVER REPLACED. THEY WERE STILL THE SAME HOSES THAT WERE INSTALLED AT THE FACTORY. THE HOSES ATTACFeb 1, 1999 · N738EW · Cessna 172N · Aircraft Fuel Distribution SystemSDR 99ZZZX1034Tachometer · unapproved partOWNER COMPLAINED OF ENGINE RPM BEING LOW. CHECKED TACHOMETER WITH TACH-CHECK, FOUND TACH 400 RPM LOW. SUBMITTER STATED THIS IS THE SECOND TACH LIKE THIS FOUND IN LAST 3 YEARS. THE ONLY MARKING ON THE TACHOMETER IS 'MADE IN CHINA'.Feb 1, 1999 · N739TD · Cessna 172N · Engine RPM Indicating SystemSDR 99ZZZX938Engine · making metalWHILE C/W AD 80-04-0322 DURING AN ANNUAL INSPECTION, LARGE AMOUNTS OF METAL FLAKES WERE FOUND IN THE OIL FILTER. THE FILTER WAS SENT TO LYCOMING FOR ANALYSIS. AT LYCOMING'S RECOMMENDATION, ENGINE WAS REMOVED FROM SERVICE. METAL WAS DETERMINED TO BE ALUMINUMJan 20, 1999 · N123GJ · Cessna 172N · Engine (Reciprocating)
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