Cessna 172

Service difficulty reports · 119

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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 = '172'
  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 95ZZZX4496Idler Gear · teeth missingPILOT REPORTED BAD LT MAG DROP. LT MAG REMOVED AND VISUAL INSPECTION REVEALED MISSING TOOTH ON IDLER GEAR. ALL REMAINING TEETH FOUND TO BE DISTORTED. IDLER GEAR BOSS ON CRANKCASE FOUND LOOSE. LT BOLT SAFETY BROKEN. RT HAD STUD WITH COTTER PIN THROUGH NUT,Aug 15, 1995 · N8450E · Cessna 172 · Reciprocating Engine Rear SectionSDR 95ZZZX4569Elevator Tube · rivets shearedALL SIX RIVETS HOLDING ELEVATOR TUBE TO FLANGE WERE SHEARED OFF. THIS ALLOWED THE LT ELEVATOR TO MOVE INDEPENDENTLY FROM RT ELEVATOR OR CONTROL WHEEL. CONDITION WAS DISCOVERED DURING PRE-FLIGHT INSPECTION. OWNER WAS TALKED OUT OF FLYING IT IN THIS CONDITIONJul 28, 1995 · N7019T · Cessna 172 · Elevator Control SystemSDR 95ZZZX5124Bracket · brokenUPON REMOVING THE ALTERNATOR TO REPAIR A WIRE, THE ALTERNATOR BRACKET WAS FOUND BROKEN. THE BREAK ORIGINATED IN THE AFT BRACKET MOUNTING HOLE. ON FURTHER INSPECTION, A CRACK WAS ALSO FOUND IN ONE OF THE ALTERNATOR MOUNT BOLT HOLES.Jun 13, 1995 · N6338F · Cessna 172 · Alternator-Generator DriveSDR 95ZZZX5111Gasket · leakingON 100-HOUR ENGINE INSPECTION, NR 1 CYLINDER WAS FOUND TO HAVE A LEAKING PUSHROD GASKET. UPON REMOVING ROCKER COVER TO REPLACE PUSHROD GASKET, THE SHROUD TUBE SPRING WAS FOUND BROKEN. UPON RESEARCH, FOUND THIS ENGINE WAS NOT EFFECTED BY LYCOMING SB 519, DUE Jun 13, 1995 · N6338F · Cessna 172 · Reciprocating Engine Cylinder SectionSDR 95ZZZX5110Spring · brokenON 100-HOUR ENGINE INSPECTION, NR 1 CYLINDER WAS FOUND TO HAVE A LEAKING PUSHROD GASKET. UPON REMOVING ROCKER COVER TO REPLACE PUSHROD GASKET, THE SHROUD TUBE SPRING WAS FOUND BROKEN. UPON RESEARCH, FOUND THIS ENGINE WAS NOT EFFECTED BY LYCOMING SB 519, DUE Jun 13, 1995 · N6338F · Cessna 172 · Reciprocating Engine Cylinder SectionSDR 95ZZZX3476Alternator · failedINSTRUCTOR NOTED NOISE AND SMOKE FROM ALTERNATOR. UPON INSPECTION, ALL BOLTS AND SAFETY WIRES WERE IN PLACE. BELT LOOKED GOOD ALONG TOTAL SURFACE. BEFORE RUN-UP, DECIDED TO GRAB AND SHAKE IT, NOTICED FRONT HALF OF ALTERNATOR MOVING AWAY FROM REAR HALF. CASJun 1, 1995 · N739CD · Cessna 172 · DC Generator-AlternatorSDR 95ZZZX3005Casting · creepTWO OF THE CRITICAL MECHANISM SHAFT END-SHAKES OUT OF THE O/H MANUAL SPECIFICTION. (SPEC. ON END-SHAKE .002 INCH TO .003 INCH). ONE SHAFT END-SHAKE MEASURED .0005 INCH AND THE OTHER MEASURED .001 INCH.May 20, 1995 · N12885 · Cessna 172 · Altimeter, Barometric/EncoderSDR 95ZZZX3001Encoder · defectiveTHERE WAS ZERO BACKLASH IN THE ENCODER MODULE GEAR MESH. THE O/H MANUAL CALLS OUT ONE-QUARTER TO ONE-HALF TOOTH WIDTH BLACKLASH IN THIS MESH. WHEN THE BACKLA SH IS ZERO, A VERY SLIGHT CHANGE IN TEMPERATURE CAN CAUSE THE ENCODER TO HANG UP.May 20, 1995 · N12885 · Cessna 172 · Altimeter, Barometric/EncoderSDR 95ZZZX4187Gasket · leakMANITA GASKET PMA PART FOR INTAKE GASKET FOR LYCOMING 0320. BLOWS OUT OF SIDE CAUSING INTAKE LEAK. FIRST ONE AT 150 HOURS SMO, AND SAMPLE AT 260 HOURS.May 17, 1995 · N20024 · Cessna 172 · Reciprocating Engine Cylinder SectionSDR 95ZZZX2659Bracket · crackedDURING ANNUAL INSPECTION, PN 0513063-3 WAS FOUND CRACKED ON ALL 4 CORNERS. WAS REPLACED WITH NEW PART FROM CESSNA. THE NEW PART BEING MADE FROM MUCH HEAVIER MATERIAL.Apr 17, 1995 · N3611L · Cessna 172 · Elevator Control SystemSDR 95ZZZX2719Distributor Gear · brokenON TWO OCCASIONS, THE LARGE DISRIBUTOR GEAR HAS SHED GEAR TEETH DURING NORMAL OPERATIONS. THE FIRST SET OF GEARS SHED 11 TEETH AND THE SECOND SET SHED 2 TEETH. THE FIRST SET HAD 500 HOURS SINCE OVERHAUL AND THE SECOND SET HAD 303.5 HOURS SINCE OVERHAUL. INDApr 11, 1995 · N4669G · Cessna 172 · Magneto/DistributorSDR 95ZZZX2192Venturi · misinstalledON TWO SEPARATE AIRCRAFT WITH ENGINE ROUGHNESS, FOUND ONE PIECE VENTURI INSTALLED INCORRECTLY WITH THE NOTCH IN THE VENTURI NOT ALIGNED WITH THE NOZZLE. THIS MISALIGNMENT SEEMS TO CAUSE AN EXTREMELY RICH RUNNING ENGINE. THE MECHANICS ARE NOT OBSERVING THE ALApr 4, 1995 · N1706F · Cessna 172 · Fuel Control/Reciprocating EnginesSDR 95ZZZX2115Bushing · wrong partALTERNATOR HAD GENERATOR DRIVE COPULING BUSHING INSTALLED, PN 626543, IN PLACE OF PN 632050. THIS CAN CAUSE BREAKAGE OF HUB FOR BUSHING AND MAY EVEN CAUSE BREAKING OF ALT SHAFT. THESE BUSHINGS SHOULD BE CHANGED AT 1,000 HR INTERVALS TO MAINTAIN PROPER OPERATApr 4, 1995 · N9837T · Cessna 172 · Alternator-Generator DriveSDR 95ZZZX1434Magneto · defectiveAIRCRAFT LANDED ON ROAD 15 MINUTES AFTER TAKEOFF DUE TO ROUGH ENGINE AND NOT ABLE TO MAINTAIN ALTITUDE. AIRCRAFT HAS NOT RUN IN A LONG TIME. RAN AIRCRAFT ON GROUND 15 TO 20 MINUTES. MAGS CHECKED GOOD UP UNTIL THEN. STARTED GETTING REAL ROUGH, BOTH MAGS ANDMar 3, 1995 · N6110E · Cessna 172 · Magneto/DistributorSDR 95ZZZX1433Magneto · defectiveAIRCRAFT LANDED ON ROAD 15 MINUTES AFTER TAKEOFF DUE TO ROUGH ENGINE AND NOT ABLE TO MAINTAIN ALTITUDE. AIRCRAFT HAS NOT RUN IN A LONG TIME. RAN AIRCRAFT ON GROUND 15 TO 20 MINUTES. MAGS CHECKED GOOD UP UNTIL THEN. STARTED GETTING REAL ROUGH, BOTH MAGS ANDMar 3, 1995 · N6110E · Cessna 172 · Magneto/DistributorSDR 95ZZZX1289Cam Assy · crackedMAGNETO WAS OVERHAULED AND IMPULSE COUPLING WAS THE NEW SNAP RING TYPE AS SPECIFIED IN TCM MSB NR 645. MAG WAS INSTALLED ON ENGINE. ENGINE FIRED SEVERAL TIMES, BUT DID NOT START. THEN ENGINE WOULD NOT FIRE AT ALL. NO IMPULSE CLICKING NOISE WAS NOTED. MAG Mar 2, 1995 · Cessna 172 · Magneto/DistributorSDR 95ZZZX2071Control Wheel · failedPILOT'S PLASTIC CONTROL YOKE BROKE OFF IN THE PILOT'S HAND ON LANDING. AIRCRAFT WAS ABOUT 2 FEET OFF THE GROUND. LANDING WAS COMPLETED SAFELY.Feb 4, 1995 · N9793T · Cessna 172 · Control Column SectionSDR 95ZZZX935Spring · bogusDURING ANNUAL INSPECTION WHILE RIGGING RUDDER CONTROL SYSTEM, DISCOVERED RUDDER RETURN SPRINGS SUBSTANTIALLY LIGHTER THAN THE CORRECT SPRINGS. APPEARED TO BE AUTOMOTIVE THROTTLE RETURN SPRINGS. THE RIGGING PROCEDURE DOES NOT INCLUDE A CABLE TENSION SPEC MANDJan 27, 1995 · N6953A · Cessna 172 · Rudder Control SystemSDR 95ZZZX934Spring · bogusDURING ANNUAL INSPECTION WHILE RIGGING RUDDER CONTROL SYSTEM, DISCOVERED RUDDER RETURN SPRINGS SUBSTANTIALLY LIGHTER THAN THE CORRECT SPRINGS. APPEARED TO BE AUTOMOTIVE THROTTLE RETURN SPRINGS. THE RIGGING PROCEDURE DOES NOT INCLUDE A CABLE TENSION SPEC MANDJan 27, 1995 · N6953A · Cessna 172 · Rudder Control System
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