Cessna 150H

Service difficulty reports · 42

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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 = '150H'
  ORDER BY difficulty_date DESC"

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SDR 2025FA0000265Magneto · defectiveLARGE MAG DROP ON RUNUP THAT WAS SIGNIFICANT ENOUGH TO ALMOST SHUT DOWN THE ENGINE. MAGNETO HAD 568.9 HOURS SINCE INSTALLATION ON THE ENGINE, AND WAS INSTALLED 10 MONTHS AGO.Apr 12, 2025 · N7144S · Cessna 150H · Magneto/DistributorSDR 2022FA0000726Exhaust Valve · stuckENGINE ROUGH RUNNING DURING TAKE OFF RUN UP. COMPRESSION TEST FOUND #4 CYLINDER LOW. REMOVED CYLINDER FOUND EXHAUST VALVE STUCK OPEN. REMOVED VALVE, CLEANED GUIDE OF CARBON BUILDUP, RE-ASSEMBLED, RE-INSTALLED, OPERATES SATISFACTORY.Nov 23, 2022 · N69685 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR 2016FA0000400Bracket · crackedDURING THE INSPECTION OF AD80-11-04-MFG INSPECTION OF VERTICAL AND HORIZONTAL STABILIZER NUT PLATES, PARA A, MFG PN 0432004-9, PARTS MANUAL, P438-12 RAND-400-3-72 DATED 15 JANUARY 1970, FIG 9, ITEM 6, PN 0432004-1. DURING INSPECTION, THE NUTPLATES WERE INTACTAug 31, 2016 · N22172 · Cessna 150H · Horizontal Stabilizer Miscellaneous StructureSDR CA091007004Retainer · unserviceable(CAN) RETAINER WHICH HOUSES THE 2 RUBBER BUSHINGS (632050) HAS WORN TO THE POINT WHERE DRIVE GEAR HAS ROTATED ALMOST 60 DEGREES WITHIN RETAINER. THIS CONSEQUENTLY CONTAMINATED ENG WITH FERROUS MATERIAL. ENG IS BEING REPAIRED FOR METAL CONTAMINATION.Oct 7, 2009 · Cessna 150H · DC Generator-AlternatorSDR CA090612004Housing · cracked(CAN) DURING GROUND RUN AFTER ANNUAL INSP OIL APPEARED ON THE WINDSHIELD SHORTLY AFTER STARTING. ENG WAS SHUTDOWN WITH NO FURTHER DAMAGE AND THE UPPER LT FLANGE OF THE OIL PRESSURE SCREEN HSG WAS FOUND TO BE CRACKED. UPON REMOVAL OF THE HSG THE FLANGE DEPARTJun 12, 2009 · Cessna 150H · Reciprocating Engine Oil SystemSDR CA090403009Hub · corroded(CAN) HUB BUSHING BORES CORRODED BEYOND REPAIR. PROP IS SCRAP.Apr 3, 2009 · Cessna 150H · Propeller Hub SectionSDR CA090331004Screw · missing(CAN) THE PILOT NOTED HIS AILERON CONTROLS WERE SLUGGISH DURING FLIGHT AND THE CONTROL WHEEL WAS OFF CENTER DURING LEVEL FLIGHT. DURING ROUTINE INSPECTION, IT WAS FOUND THAT THE UPPER AILERON PULLEY BRACKET SCREW AND NUT WERE MISSING. THE PULLEY BRACKET WAS SLMar 20, 2009 · Cessna 150H · Aileron Control SystemSDR 2008FA0000596Muffler · failedEND CAP SEPARATED (CLEAR BREAK) FROM MUFFLER CAR. FAILURE OCCURED IN THE BEND RADIAS OF END CAP. NOT IN THE END CAP TO MUFFLER CAP, WELD. (K)Aug 21, 2008 · N22355 · Cessna 150H · Engine Noise SuppressorSDR CA080123001Cylinder · leaking(CAN) WHILE CARRYING OUT MAINT, CYLINDER NR 4 WAS FOUND LOW ON COMPRESSION 45/80. AIR WAS LEAKING THROUGH THE EXHAUST. (TC NR 20080123001)Jan 19, 2008 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR CA070910001Propeller · corroded(CAN) WHILE PERFORMING A 5 YEAR CORROSION INSPECTION ON SUBJECT PROPELLER IAW CAR 625 APPENDIX C, PARA.5, CORROSION WAS NOTED IN THE MOUNTING HOLE BORE. IN CONSULTATION WITH THE PROPELLER OVERHAUL AMO, IT WAS DECIDED TO SEND IT TO THEM FOR FURTHER EVALUATION. Sep 7, 2007 · Cessna 150H · Propeller AssemblySDR CA070813003Piston · worn(CAN) TOP RING BROKEN. ALL CYLINDERS REPLACED WITH NEW CYLINDER, PISTONS RINGS VALVES. COMPRESSION TEST AT INSPECTION ON MIN - 60 OVER 80. (TC NR 20070813003)Jul 19, 2007 · Cessna 150H · Reciprocating Engine Power SectionSDR CA070226006Camshaft · worn(CAN) EXCESSIVE WEAR ON NR 1 AND NR 2 INTAKE LOBE. CAUSED EXCESSIVE PITTING ON ALL LIFTER BODY ASSEMBLIES. (TC NR 20070226006)Feb 19, 2007 · Cessna 150H · Reciprocating Engine Power SectionSDR CA061017007Bulkhead · cracked(CAN) ON PILOT WALK AROUND THE SPINNER ASSY WAS NOTED TO BE LOOSE. UPON INSPECTION IT WAS OBSERVED THAT THE FWD SPINNER BULKHEAD WAS CRACKED. THIS WAS MOST LIKELY CAUSED BY PILOTS PUSHING ON THE SPINNER WHEN GROUND HANDLING THE AIRCRAFT. (TC NR 20061017007)Oct 17, 2006 · Cessna 150H · Propeller Spinner SectionSDR CA070207004Valve · stuck(CAN) STUCK VALVE - ENGINE WAS ROUGH RUNNING. FOUND TO BE A STUCK VALVE. (TC NR 20070207004)Mar 3, 2006 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR CA060316009Exhaust Valve · sticksEXHAUST VALVE STICKY.Mar 1, 2006 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR AU510001800Stiffener · corroded(AUS) LT LANDING GEAR GEAR ATTACHMENT SADDLE (STIFFENER) CORRODED IN AFT LOWER SECTION. EVIDENCE OF DELAMINATION THROUGH THE FULL HEIGHT OF THE LOWER SECTION. SEE ATTACHMENT FOR PHOTOGRAPHS OF DEFECT. (CASA NR 510001800)Dec 12, 2005 · Cessna 150H · Fuselage Miscellaneous StructureSDR DHF2005F00000Exhaust Valve · failedENGINE LOST POWER, AND AN UNEVENTFUL FORCED LANDING WAS MADE. 0 LBS COMPRESSION ON NR 4 CYLINDER. INSPECTION REVEALED THAT THE MFG PN 75068, EXHAUST VALVE STEM/ FAILED. (NM07200501219)Oct 4, 2004 · N22254 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR CA030331007Exhaust Valve · stuck(CAN) PILOT REPORT OF INTERMITTENT ENGINE ROUGH RUNNING. NR 4 EXHAUST VALVE FOUND STICKY. GUIDE AND STEM CLEANED. GROUND RUN SATISFACTORY.Mar 20, 2003 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR 2002FA0001187Adapter · missingPULLED THE MAGNETOS FOR INSPECTION, AND FOUND THAT THE RT MAGNETO DRIVE ADAPTER HAS SOME DAMAGED BEARINGS. PULLED THE DRIVE ADAPTER, AND FOUND THAT PIECES OF THE BEARING CAGE WERE MISSING, AND THE BEARINGS WEREN`T SPACED PROPERLY. PULLED THE OIL FILTER, SCRESep 23, 2002 · N22159 · Cessna 150H · Magneto/DistributorSDR AUS20011078Cylinder · cracked(AUS) NR 2 CYLINDER CRACKED FOR APPROXIMATELY 80 PERCENT OF CIRCUMFERENCE ATTHE BASE OF THE THREAD ON THE CYLINDER BARREL BETWEEN THE TOP BARREL FIN AND THE BOTTOM FIN ON THE CYLINDER HEAD.Oct 10, 2001 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR CA010115003Warning System · activated(CAN) PASSENGER DOOR OUTER HANDLE CAUTION AT 8000 FEET, QUICK REFERENCE HANDBOOK PROCEDURE CARRIED OUT, UNSUCCESSFULLY, THEN RED WARNING DOOR MESSAGE CAME ON.PASSENGER DOOR RIGGING CARRIED OUT.Dec 9, 2000 · Cessna 150H · Door Warning SystemSDR 20000907SH016Flange · damagedPROPELLER SUBMITTER FOR REPAIR. DURING INSPECTION, DISCOVERED THE PROPELLER MOUNTING SURFACE WAS NOT FLAT AND APPEARED TO HAVE BEEN NOT SEATING PROPERLY ON THE ENGINE CRANKSHAFT. SUBMITTER STATED IT APPEARED THE PROPELLER FLANGE HAD BEEN HEAVILY GROUND OR SAAug 22, 2000 · N6665S · Cessna 150H · Propeller AssemblySDR 20000531SH021Cylinder · brokenOWNER STATED ENGINE BEGAN RUNNING ROUGH. DEVIATED TO NEAREST AIRPORT. HAD TO KEEP PUMPING THROTTLE TO MAINTAIN ENGINE RUNNING. MADE PRECAUTIONARY LANDING AT AIRPORT. UPON COLD CYLINDER CHECK, REMOVED CYLINDER ROCKER BOSS COVER. PIN AND BOSSES FELL OUT. NMay 4, 2000 · N563G · Cessna 150H · Reciprocating Engine Cylinder SectionSDR CA981123003Stiffener · corroded(CAN) INTERGRANULAR CORROSION FOUND ON THE TOP LEFT AND RIGHT SIDES OF THE STIFFENER. ONE SIDE HAD CRACKS FROM THE EXPANSION OF THE MATERIAL. THIS APPEARS TO BE EXTREMELY FAST ACTING AS NO PROBLEM HAD BEEN NOTED 3 MONTHS PRIOR. OTHER CORROSION ALSO FOUND ONNov 9, 1998 · Cessna 150H · Fuselage Miscellaneous StructureSDR 98ZZZX1082Engine · failedENGINE ASSY PRODUCING EXCESSIVE AMOUNTS OF METAL - MAIN OIL SCREEN. METAL CONTENT EXCESSIVE STEEL-BRONZE AND ALUMINUM. ENGINE RE-CHECK AFTER TWO ADDITIONAL GROUND RUNS. EXCESSIVE METAL PRESENT AFTER EACH RUN. CONTINENTAL ENGINE 0200A, 2,660.0 HRS TT.Feb 27, 1998 · N6948S · Cessna 150H · Engine (Reciprocating)SDR 97ZZZX2336Fitting · corrodedINSPECTION FOUND VERTICAL FIN ATTACH FITTING WITH INTERGRANULAR CORROSION. SUBMITTER STATED SINCE THIS DEFECT IS CAUSED BY IMPROPER QUENCHING, THERE MAY BE MORE IN SERVICE THAT WERE HEAT TREATED IN THAT BATCH.May 2, 1997 · N22172 · Cessna 150H · Vertical Stabilizer, Attach FittingsSDR 97ZZZX2335Fitting · corrodedINSPECTION FOUND VERTICAL FIN ATTACH FITTING WITH INTERGRANULAR CORROSION. SUBMITTER STATED SINCE THIS DEFECT IS CAUSED BY IMPROPER QUENCHING, THERE MAY BE MORE IN SERVICE THAT WERE HEAT TREATED IN THAT BATCH.May 2, 1997 · N22172 · Cessna 150H · Vertical Stabilizer, Attach FittingsSDR 97ZZZX571Fitting · crackedREMOVED THE REAR WING SPAR ATTACH BLOCK FITTINGS, CESSNA P/N C512122, FROM EACH END OF THE REAR SPAR/DOORPOST CARRY-THROUGH CHANNEL FOR INSPECTION. AFTER CLEANING, IT WAS NOTED THE RIGHT FITTING WAS CORRODED AND CONTAINED A CRACK EXTENDING DIAGONALLY FROM THEJan 22, 1997 · N7046S · Cessna 150H · Wing, Fuselage Attach FittingsSDR 97ZZZX1316Bolt · failedTHE ENGINE QUIT SUDDENLY IN CRUISE FLIGHT WITHOUT WARNING AND WOULD NOT RESPOND TO RESTART ATTEMPTS. A NORMAL LANDING WAS MADE IN A FARM FIELD. DISASSEMBLY INSPECTION INDICATED THE FOUR BOLTS (22532) USED TO SECURE THE CRANKSHAFT CLUSTER GEAR (35016) BROKE OOct 5, 1996 · N6741S · Cessna 150H · Reciprocating Engine Rear SectionSDR 96ZZZX4057Drain Valve · corrodedTHE RIGHT SIDE FUEL TANK SUMP DRAIN VALVE DIFFICULT TO CLOSE AFTER SUMPING FUEL TANK. FINALLY BECAME IMPOSSIBLE TO OPEN. REPLACED DRAIN VALVE. FOUND DRAIN VALVE CORRODED BETWEEN PLUNGER AND VALVE BODY. DRAIN VALVE NEEDS TO BE MORE CORROSION RESISTANT. THEJul 20, 1996 · N6520S · Cessna 150H · Fuel StorageSDR 96ZZZX5445Fuse · blownDURING A GO-AROUND, THE FLAPS WERE STUCK IN THE 40 DEGREE POSITION. THIS MALFUNCTION CAUSED THE PILOT TO MAKE AN EMERGENCY LANDING WHICH RESULTED IN AN ACCIDENT. AN INSPECTION OF THE FUSE FOR THE FLAP SYSTEM REVEALED CORROSION ON THE FUSE WHICH HAD CORRODED Jun 27, 1996 · N7260S · Cessna 150H · Trailing Edge Flap Control SystemSDR CA951206004Gasket · failed(CAN)PILOT REPORTED HIGH MAG DROP DURING RUN-UP. MAGNETO WAS INSTALLED WITH THE WRONG GASKET RESULTING IN THE MAGNETO BEING LOOSE ON ITS MOUNT BASE AND CAUSING THE MAGNETO TO OPERATE OUT OF TIME. CORRECT GASKET SHOULD HAVE BEEN P/N 534750. N.B. THIS PROBLEDec 5, 1995 · Cessna 150H · Magneto/DistributorSDR 95ZZZX5746Rocker Arm · failedTHE EXHAUST VALVE WAS NOT STUCK IN THE GUIDE. THE BUSHING HAD BEEN CHANGED IN THE ARM AT SOME TIME (OIL HOLE IS NOT LINED UP WITH OIL HOLE IN THE ARM). MAYBE THE BUSHING WAS TOO TIGHT OF A FIT.Sep 26, 1995 · N50231 · Cessna 150H · Reciprocating Engine Cylinder SectionSDR 95ZZZX1446Channel · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, CHANNEL FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1445Channel · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, CHANNEL FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1444Cap Angle · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, CAP ANGLE FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1443Cap Plate · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, CAP PLATE FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1442Channel · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, RT CHANNEL FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1441Channel · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, CHANNEL FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1440Angle · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, RT ANGLE FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1439Angle · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, ANGLE FOUND BAD. PART WAS REPLACED AND WING RETURNED TO SERVICE. SUBMITTER RECOMMENDS BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous StructureSDR 95ZZZX1438Channel · corrodedDURING HIDDEN DAMAGE INSPECTION OF WINGS, LT CHANNEL FOUND BAD. PART REPLACED AND WING RETURNED TO SERVICE. RECOMMEND BETTER HEAT TREATING AND CORROSION PROTECTION DURING MANUFACTURE.Mar 8, 1995 · N6444S · Cessna 150H · Wing Miscellaneous Structure
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