Cessna 172H

Service difficulty reports · 47

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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 = '172H'
  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 2023FA0000625Cylinder · separatedCYL €¢3 DEVELOPED/, CRACK IN THE CYLINDER HEAD BETWEEN COOLING FINS IIPPROXIMATEL Y 1 625 INCHED ABOVE LOWEST FINE AT HE/ID/ 81\RREL ATTACHMENT. IOCIITED IN LOWER CORNEER EDGE OF CLINDER HEAD ON INTAKE VALVE SIDE. PILOT NOFLCED CYL HEAD !HIP RISINC, TO APPRJun 19, 2023 · N2838L · Cessna 172H · Reciprocating Engine Cylinder SectionSDR 2013FA0000703Shaft · brokenROTATING SHAFT FOR ROTATING MAGNET. SHAFT BROKEN AT AFT FLANGE WHERE MAGNET IS PRESSED ON. FWD AND AFT BEARING ARE STILL GOOD. OIL IN MAG DUE TO SLOPE IN SHAFT. DUE TO THE WAY THE SHAFT WAS BROKEN THE MAGNETO STILL TRY TO FUNCTION.Nov 18, 2013 · N2600L · Cessna 172H · Magneto/DistributorSDR CA110427016Line · chafed(CAN) DURING A FLOATS TO WHEELS CHANGE OVER, A RIGID FUEL LINE WAS DISCOVERED CHAFED THRU 98 PERCENT OF THE WALL THICKNESS. THE CHAFE MEASURED 1" LONG BY .3750" LONG. THE LINE WAS THE MAIN ENGINE FUEL FEED LINE FROM THE FUEL SELECTOR VALVE TO THE FIREWALL. THApr 21, 2011 · Cessna 172H · Engine Fuel DistributionSDR 2009FA0000647Cam · deformedTHE CAM FOR THE MAGNETO WAS FOUND TO BE NON UNIFORM IN SHAPE. AFTER INSTALLATION OF THIS PART THE POINT GAP WAS DIFFERENT ON EACH CAM LOBE.Jul 22, 2009 · N4960R · Cessna 172H · Magneto/DistributorSDR CA090512007Hinge Bracket · cracked(CAN) DURING A ROUTINE INSP THERE WAS SOME PLAY FOUND IN RUDDER HINGES AND AFTER A CLEANING AND CLOSE VISUAL INSP THERE WAS A CRACK OBSERVED IN THE LWR HINGE BRACKETS BOTH THE UPPER AND LOWER BRACKETS PN 0531018-1 AND 0531018-2. THE BRACKETS WERE REPLACED AND Apr 3, 2009 · Cessna 172H · Rudder StructureSDR 2008FA0000123Bulkhead · crackedPROP SPINNER FWD, BULKHEAD CRACKED NEAR MOUNT BOLTS. PART PROBABLY NOT STURDY. RECOMMEND PART BE MADE OF THICKER METAL DOUBLER INSTALLED. ALSO, IT APPEARED THAT MOUNT BOLT HOLES MAY BE TOO LARGE. (K)Jan 14, 2008 · N4987R · Cessna 172H · Propeller Spinner SectionSDR 2007FA0000818Rocker · misinstalledROCKER COVERS REMOVED DURING 100 HOUR INSPECTION TO INSPECT INTAKE AND EXHAUST ROCKERS FOR CORRECT INSTALLATION. FOUND NR1 AND NR6 CYLINDERS HAD INTAKE ROCKER (P/N 639614) INSTALLED IN THE EXHAUST VALVE POSITION. PARTS MANUAL CALLS FOR P/N 639615 ROCKER TO BE Sep 19, 2007 · N4960R · Cessna 172H · Reciprocating Engine Cylinder SectionSDR 2007FA0000210Rocker · incorrectPILOT REPORTED LOSS OF POWER (600 RPM DROP) SIGNIFICANT ENGINE ROUGHNESS DURING CLIMB. ENGINE RECOVERED SHORTLY AFTERWARDS. PILOT ELECTED TO CONTINUE AND HAD SAME PROBLEM AGAIN DURING CRUISE FLIGHT. ENGINE RECOVERED ON ITS OWN ONCE AGAIN. PILOT SAID CARB HEAT Feb 20, 2007 · N8848Z · Cessna 172H · Reciprocating Engine Cylinder SectionSDR 2006FA0000311Float · failedLEFT WING FUEL GAGE REGISTERED EMPTY. UPON INSPECTION OF THE FLOAT ASSEMBLY, FOUND FLOAT TO BE ONE THIRD FULL OF FUEL. METAL FLOAT HAS MULTIPLE PIN HOLES. RIGHT SIDE WAS FINE - NO LEAKS.Feb 24, 2006 · N3786R · Cessna 172H · Fuel Quantity SensorSDR 2007FA0000212Sump · leakingDURING NEWLY OVERHAULED ENGINE INSTALLATION AN OIL LEAK WAS DISCOVERED. WHEN BREAK-IN OIL WAS ADDED TO OIL SUMP FOR INITIAL ENGINE RUN, OIL WAS OBSERVED LEAKING ONTO NOSE TIRE. FURTHER EXAMINATION REVEALED OIL LEAK WAS ORIGINATING FROM LEFT REAR OF ENGINE WHDec 21, 2005 · N8848Z · Cessna 172H · Reciprocating Engine Rear SectionSDR 2005FA0000387Spar · crackedDURING A BORESCOPE INSPECTION OF THE REAR WING SPAR, A CRACK WAS FOUND AT THE IB FLAP TRACK ATTACH POINT. PROBABLE CAUSE IS FATIGUE. THIS IS A VERY HIGH TIME AC WITH OVER 13,000 HOURS TT. IT HAS ALSO BEEN USED AS A FLIGHT TRAINER FOR ITS ENTIRE LIFE. (K)Feb 1, 2005 · N4974R · Cessna 172H · Wing SparSDR 2005FA0000389Spar · crackedDURING A BORESCOPE INSPECTION, A CRACK WAS FOUND IN THE RT REAR SPAR AT THE IB FLAP TRACK ATTACH POINT. PROBABLE CAUSE IS FATIGUE. THIS IS A VERY HIGH TIME AIRCRAFT WITH OVER 12,000 HOURS TT. IT HAS ALSO BEEN USED AS A FLIGHT TRAINER FOR ITS ENTIRE LIFE. (KJan 31, 2005 · N4989R · Cessna 172H · Wing SparSDR 2005FA0000388Spar · crackedWHILE CHANGING THE FLAP TRACKS ON THE LT WING 2 SMALL CRACKS, .2500 INCH LONG, EACH WERE NOTICED ON THE IB AFT WING SPAR AT THE IB FLAP TRACK ATTACH POINT. PROBABLE CAUSE IS FATIGUE. THIS IS A VERY HIGH TIME AIRCRAFT WITH OVER 12,000 HOURS TT. IT HAS ALSO BJan 31, 2005 · N4989R · Cessna 172H · Wing SparSDR 2005FA0000386Flap Track · wornDURING PREFLIGHT, THE LT OB FLAP TRACK WAS NOTICED TO HAVE DAMAGE. AIRCRAFT WAS IMMEDIATELY GROUNDED AND THE FLAP TRACKS AND ROLLERS WERE REPLACED WITH NEW PARTS. NO FURTHER DAMAGE HAD OCCURRED TO THE FLAP ASSY. SINCE MFG DOES NOT HAVE LIMITATIONS ON THEIR Jan 31, 2005 · N4992R · Cessna 172H · Trailing Edge FlapsSDR 2005FA0000385Flap Track · wornWHILE FLAPS WERE BEING RETRACTED, THE LT IB FLAP ATTACH BRACKET CAUGHT ON THE WING COVE PANEL SUPPORT. THIS CAUSED SUBSTANTIAL DAMAGE TO THE COVE PANEL SUPPORT AS WELL AS THE ATTACH BRACKET. CAUSE WAS DETERMINED TO BE WORN FLAP TRACKS. THE FLAP TRACKS AND RJan 31, 2005 · N4989R · Cessna 172H · Trailing Edge FlapsSDR 2005FA0000198Spar · crackedWHILE REPLACING THE FLAP TRACK ASSY, A CRACK APPROX 2 INCHES IN LENGTH AND RUNNING THROUGH THE LOWER RIVET HOLES WAS FOUND UNDER THE IB FLAP TRACK. PROBABLE CAUSE IS FATIGUE. RECOMMEND THESE AC WITH MORE THAT 8,000 HOURS TT BE INSPECTED BY BORESCOPE OR OTHERJan 31, 2005 · N4992R · Cessna 172H · Trailing Edge FlapsSDR 2005FA0000692Control Column · corrodedWHILE ACCOMPLISHING SEB ON CONTROL YOKE, FOUND WATER WHEN INSP HOLE WAS DRILLED AT BASE OF CENTER TUBE. .2500 CUP OF BLACK RESIDUE WAS FOUND WHEN TUBE WAS CUT OPEN. INSIDE OF CONTROL YOKE TUBE WAS RUSTED MODERATELY THE FULL LENGTH OF CENTER TUBE. NO LEAK INJan 19, 2005 · N2881L · Cessna 172H · Control Column SectionSDR CA040819001Carburetor · failed(CAN) ENGINE REPORTED RUNNING INTERMITTENTLY. MIXTURE OPERATES ONLY THROUGH LIMITED RANGE. INSPECTION REVEALS LARGE MOUSE NEST IN AIR BOX AND CARBURETOR AS FAR AS VENTURI. SEVEN DEAD INFANT MICE FOUND IN NEST. ENTRY TO CARB THROUGH CABIN HEATER DUCTING. AIRJun 10, 2004 · Cessna 172H · Fuel Control/Reciprocating EnginesSDR AUS20040015Support · cracked(AUS) PROPELLER SPINNER FORWARD SUPPORT CRACKED AROUND PROPELLER BOLT ATTACHMENT HOLES. SUPPORT HAD BEEN FITTED 30 HOURS AGO DUE TO THE SAME PROBLEM WITH THE PREVIOUS SUPPORT.Jan 14, 2004 · Cessna 172H · Propeller Spinner SectionSDR 2003FA0000289Baffle · brokenDURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. THIS CONDITION COULD CAUSE FUEL STARVATION DURING A DECENT WITH A LOW FUEL QUANTITY AND COULD CAUSE ERRONEOUS FUEL QUANTITY INDICAMar 14, 2003 · N4977R · Cessna 172H · Fuel StorageSDR 2003FA0000288Baffle · brokenDURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. CONDITION COULD CAUSE FUEL STARVATION DURING DECENT WITH A LOW FUEL QUANTITY, COULD CAUSE ERRONEOUS FUEL QUANTITY INDICATIONS DUE Mar 14, 2003 · N4977R · Cessna 172H · Fuel StorageSDR 2003FA0000207Alternator · inoperativeFAILURE OF THE SHAFT ON AN OVERHAULED ALTERNATOR. THE PILOT REPORTED AN AMMETER DISCHARGED WHILE CONDUCTING A PART 61 INSTRUCTIONAL FLIGHT. A PRECAUTIONARY LANDING WAS MADE AT THE NEAREST AIRPORT. INSPECTION OF THE ELECTRICAL SYSTEM INDICATED A FRACTURE OF Feb 17, 2003 · N3941R · Cessna 172H · DC Generator-AlternatorSDR 2002FA0001011Pulley · loosePILOT REPORTED NO ALTERNATOR OUTPUT. INSPECTION FOUND PULLEY LYING INSIDE COWLING FROM ALTERNATOR. ALTERNATOR STILL ON MOUNTS, BUT LOOSE.Jun 28, 2002 · N1684F · Cessna 172H · DC Generator-AlternatorSDR 2002FA0000156Connecting Rod · failedNR 3 CYLINDER CONNECTING ROD AND CAP FAILED AT THE CRANKSHAFT. CONNECTING ROD FELL TO BOTTOM OF CYLINDER BORE AND WAS REPEATEDLY STRUCK BY THE CRANKSHAFT UNTIL ENGINE WAS SHUT DOWN. THE FAILURE OCCURRED AFTER FINAL POWER REDUCTION DURING A ROUTINE LANDING. PJan 5, 2002 · N3910R · Cessna 172H · Reciprocating Engine Cylinder SectionSDR 2002FA0000036Rheostat · burnedSMOKE IN COCKPIT, COMING FROM OVERHEAD. TURNED OFF RADIO LIGHT RHEOSTAT AND INSTRUMENT LIGHT RHEOSTAT. SMOKE THEN QUIT. INVESTIGATION FOUND RADIO LIGHT RHEOSTAT WAS OVERHEATING AND SMOKING. RHEOSTAT WAS REMOVED.Dec 28, 2001 · N3297L · Cessna 172H · Flight Compartment LightingSDR 2002FA0000021Connecting Rod · failedNUMBER THREE CYLINDER CONNECTING ROD AND CAP FAILED AT CRANKSHAFT. THE CONNECTING ROD THEN FELL DOWN TO THE BOTTOM OF THE CYLINDER BORE AND WAS STRUCK REPEATEDLY BY THE CRANKSHAFT UNTIL ENGINE WAS SHUTDOWN. THE FAILURE OCCURRED AFTER FINAL POWER REDUCTION DUNov 26, 2001 · N3910R · Cessna 172H · Reciprocating Engine Power SectionSDR 20000405SH001Line · leakingLEAKING OIL PRESSURE LINE TO THE OIL COOLER. PREMATURE HOSE FAILURE STARTED OUT AS AN OILY SPOT INSIDE THE COWL ON THE RIGHT SIDE AND PROGRESSED TO A STREAK OF OIL DOWN THE BELLY WITH OIL WEEPING OUT THE SIDE WALL OF THE HOSE THE FULL LENGTH. (X)Feb 10, 2000 · N1413F · Cessna 172H · Engine Oil CoolerSDR 2000ZZZX95Bracket · crackedELEVATOR BELLCRANK SUPPORT BRACKET P/N 0513063-3 CRACKED IN 3 OF 4 BEND RADIUS. THIS AIRCRAFT HAS BEEN STORED INSIDE.Dec 17, 1999 · N1772F · Cessna 172H · Elevator StructureSDR 99ZZZX3476Control Cable · brokenYOKE WAS ABOUT 10 DEGREES TO THE LEFT DURING LEVEL FLIGHT. PILOT REQUESTED AN ADJUSTMENT. AN ATTEMPT WAS MADE TO ADJUST CABLES, WHEN PLASTIC COVER WAS REMOVED BEHIND INSTRUMENT PANEL, THE ROD END THAT SCREWED INTO TURNBUCKLE WAS BROKEN AND THE AILERONS WERE Aug 1, 1999 · N3788F · Cessna 172H · Aileron Control SystemSDR 99ZZZX3074Solenoid · failedVENDOR UNKNOWN. IN JULY, APPROXIMATELY 40 CYCLES, THE SOLENOID WOULD NOT FUNCTION. REMOVED/REPLACED WITH GOOD UNIT. DRILLED 4 RIVETS ON CAP AND FOUND THE ENTIRE INTERNAL PLUNGER/CONTACT DISC/STUDS COVERED WITH CORROSION. SUBMITTER STATED WHATEVER IS USED PJul 1, 1999 · N2491L · Cessna 172H · Engine StarterSDR CA990119024Blade · corroded(CAN) DURING THE GRINDING PROCESS CORROSION APPEARED. EXTRA GRINDING IN ACCORDANCE WITH THE MCCAULEY MAINTENANCE MANUAL WAS REQUIRED TO REMOVE THE CORROSION PITS FROM THE BLADE(S) CAMBER AND FACES.Jan 13, 1999 · Cessna 172H · Propeller Blade SectionSDR 99ZZZX717Bracket · brokenELEVATOR BELLCRANK BRACKET FOUND BROKEN IN NUMEROUS SPOTS WHERE IT ATTACHES TO FUSELAGE CROSS RIBS, STA 22 UNDER FLOORBOARD PANEL. DETERMINED POSSIBLE CAUSE AS NO GUSTLOCK INSTALLED DURING HIGH WINDS.Oct 9, 1998 · N3910R · Cessna 172H · Elevator Control SystemSDR AU981051Torque Link · cracked(AUS) LANDING GEAR TORQUE LINK SIDE WEBS CRACKED IN FIVE PLACES.Aug 16, 1998 · Cessna 172H · Main Landing Gear Strut/Axle/TruckSDR 98ZZZX2622Cylinder · wornNR 2 CYLINER REMOVED FOR ZERO COMPRESSION. EXHAUST VALVE SEAT BADLY WORN AND EXHAUST GUIDE VERY LOOSE. INTAKE VALVE ALSO LEAKING AND SEAT IS TOO WIDE. EXHAUST VALVE EXTREMELY LOOSE IN GUIDE. COULD CAUSE HEAD OF VALVE TO BREAK OFF CAUSING A CATASTROPHIC ENGJul 1, 1998 · N3794F · Cessna 172H · Reciprocating Engine Cylinder SectionSDR CA980513009Rheostat · defective(CAN) ON ANNUAL INSPECTION, AD CHECK INDICATED THAT AD 93-24-05 OR SB SEB-92-33R1 HAD NOT BEEN CARRIED OUT, REPLACEMENT OF LIGHT RHEOSTAT DUE TO POSSIBLE FIRE. REPLACED.May 6, 1998 · Cessna 172H · Flight Compartment LightingSDR 97ZZZX4751Muffler · crackedBOTH MUFFLERS WERE FOUND CRACKED AT RISERS AND BAFFLES WERE COLLAPSED AND HAD BEEN FOR SOME TIME. THIS WOULD NOT ALLOW ENGINE TO DEVELOP FULL POWER. FOUND DURING ANNUAL INSPECTION.Oct 18, 1997 · N2642L · Cessna 172H · Engine Noise SuppressorSDR 97ZZZX4750Muffler · crackedBOTH MUFFLERS WERE FOUND CRACKED AT RISERS AND BAFFLES WERE COLLAPSED AND HAD BEEN FOR SOME TIME. THIS WOULD NOT ALLOW ENGINE TO DEVELOP FULL POWER. FOUND DURING ANNUAL INSPECTION.Oct 18, 1997 · N2642L · Cessna 172H · Engine Noise SuppressorSDR 97ZZZX4749U-Joint · wornDURING ANNUAL INSPECTION, PILOT SIDE CONTROL HAD EXCESS LOOSE MOTION. THE U-JOINT THAT CONNECTS THE CONTROL WHEEL SHAFT TO THE YOKE WAS WORN ENOUGH, THAT IT WAS SOON TO BE HAZARDOUS TO FLIGHT SAFETY. SUMITTER STATED THIS IS THE FOURTH ONE SEEN IN THIS SHAPE.Oct 18, 1997 · N2642L · Cessna 172H · Control Column SectionSDR 97ZZZX3843Cylinder · separatedAIRCRAFT WAS IN-FLIGHT WHEN NR 1 CYLINDER BARREL SEPARATED FROM HEAD CAUSING A FORCED LANDING. NO FURTHER DAMAGE OCCURRED TO AIRCRAFT AND NO INJURIES OCCURRED DURING THIS INCIDENT. SUSPECT CAUSE WAS ATTRIBUTED TO AGE AND TIME ON CYLINDER.Aug 12, 1997 · N3838R · Cessna 172H · Reciprocating Engine Cylinder SectionSDR CA970731012Spar · cracked(CAN) HORIZONTAL STABILIZER FRONT SPAR AND CENTER SKIN FOUND CRACKED PER CESSNA SEB 94-8.Jul 25, 1997 · Cessna 172H · Horizontal Stabilizer, Spar/RibSDR AU970699Torque Tube · corroded(AUS) LH AND RH ELEVATOR TORQUE TUBE COLLARS PNO 0734102-3 (INBOARD) AND PNO 0734102-4 (OUTBOARD) SEVERELY CORRODED - RIVET HEADS LOST - RIBS, SKIN AND STRINGERS ALSO CORRODEDJun 22, 1997 · Cessna 172H · Elevator Control SystemSDR AU970780Block · corroded(AUS) FUSELAGE REAR SPAR WING ATTACHMENT BLOCK CRACKED AND CORRODEDJun 20, 1997 · Cessna 172H · Fuselage, Wing Attach FittingsSDR AU970781Block · corroded(AUS) FUSELAGE REAR SPAR WING ATTACHMENT BLOCK CRACKED AND CORRODED BETWEEN BLOCKS AND INNER SURFACE OF SPARFeb 6, 1997 · Cessna 172H · Fuselage, Wing Attach FittingsSDR 96ZZZX4290Gasket · failedENGINE REPORTED TO RUN ROUGH AT LOW RPM'S AND HAVE POPPING SOUND. TROUBLESHOOTING FOUND THAT CYLINDERS', NR 1, NR 3, AND NR 5, INDUCTION ELBOW GASKETS HAD BEEN SUCKED IN. ENGINE HAS 391.0 HOURS SINCE FACTORY REMANUFACTURE. ATTACHING HARDWARE WAS FOUND TO BEJul 30, 1996 · N3707R · Cessna 172H · Reciprocating Engine Cylinder SectionSDR 96ZZZX778Carburetor · mouse fodINVESTIGATION AFTER ENGINE FAILURE DISCOVERED A MOUSE LODGED IN THE CARBURETOR THROAT. THE DESIGN OF THE CABIN/CARBURETOR HEAT SYSTEM LEAVES AN OPEN PATH FROM THE CARBURETOR AIR BOX TO THE CABIN HEAT CONTROL VALVE ASSEMBLY. MICE CAN ENTER VIA THE CABIN OR THJan 1, 1996 · N2754L · Cessna 172H · Fuel Control/Reciprocating EnginesSDR 95ZZZX5833Bracket · crackedDURING 100-HOUR INSPECTION, BRACKET WAS FOUND CRACKED AT FORWARD AND AFT MOUNT FLANGES AND FORWARD LOWER MOUNT FLANGE. CRACKS WERE ALSO FOUND RADIATING OUT FROM FORWARD FLANGE RIVET HOLES. CESSNA'S REPLACEMENT PART, 0513063-3, IS HEAVIER GAUGE. MATERIAL WITHSep 1, 1995 · N3784R · Cessna 172H · Elevator Control SystemSDR 97ZZZX1151Cover · holedA HOLE WAS FOUND IN THE VALVE COVER. THE SHAFT OF THE VALVE ROCKER ROTATED AND WORE THROUGH THE SIDE OF THE VALVE COVER. SUBMITTER STATED HAVE SEEN SIGNS OF THIS KIND OF WEAR, BUT NOT TO THIS DEGREE,3 OF THE REMAINING 6 CYLS SHOWED SOME SIGNS AND WERE REPLACEJun 6, 1995 · N2600L · Cessna 172H · Reciprocating Engine Cylinder Section
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