JASC 7322

Service difficulty reports · 1,272

Reports filed under 7322 · Fuel Control/Reciprocating Engines, newest first.

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 jasc_code = '7322'
  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 CA120127004Screw · backed out(CAN) THE MIXTURE SCREW ROTATED OUT OF THE CARB, THUS CAUSING ENGINE STOPPAGE WHEN RPM BELOW 1300 RPM. ENGINE OPERATED ABOVE 1300 RPM. THE MIXTURE SCREW, SPRING AND WASHER REPLACED ENGINE OPEARTION CORRECT.Dec 14, 2011 · Cessna 172PSDR CA111117025Arm · stiff(CAN) DURING SCHEDULED INSPECTION OF THE AIRCRAFT, THE FCU MIXTURE ARM WAS FOUND TO BE STIFF AND OPERATION DID NOT IMPROVE AFTER LUBRICATION. FCU REPLACED.Oct 19, 2011 · Robsin R44RAVENIISDR 2011FA0000697Carburetor · misoverhauledUPON INSPECTION OF THE CARBURETOR, FOUND THAT THREAD SEALANT HAD BEEN APPLIED TO THE FILTER SCREEN ASSY AS WELL AS THE DRAIN PLUG.Oct 14, 2011SDR 2011FA0000696Carburetor · misoverhauledUPON INSPECTION, CARBURETOR THE THREAD SEALANT HAD BEEN APPLIED TO THE DRAIN PLUG AS WELL AS THE FUEL FITTINGS.Oct 13, 2011SDR Z5FA2011F00191Fuel Control · failedRIGHT ENGINE FUEL DELIVERY UNIT FAILED IN FLIGHT, R & R AND THE ACFT RETURNED TO SERVICE.Sep 1, 2011 · N420CS · Cessna 525BSDR CA110823003Control Cable · separated(CAN) THE ACFT WAS BEING GROUND RUN BEFORE A FLIGHT AND WHEN CHECKING CARBURETOR HEAT OPERATION, THE PILOT PULLED THE CONTROL TO THE "ON" POSITION. AT THIS POINT THE CONTROL FELT VERY LOOSE AND THE PILOT THEN REALIZED THAT THE CABLE HAD FAILED AS THE SEPARATEDAug 18, 2011 · Cessna 172NSDR 2012FA0000126Fuel Control · failedSINCE INSTALLATION OF RE-MFG ENGINE WHICH INCLUDE ACCESSORIES. FUEL INJECTION SERVO AND FUEL PUMP, ENGINE IS NOW PRODUCING EXCESSIVELY HIGH FUEL FLOW FOR ENGINE OPERATION WHEN COMPARED TO HISTORICAL OPERATION AND IAW POH FOR THIS ACFT. ENGINE OPERATION/ RUNSAug 16, 2011 · N513HP · Cessna T206HSDR 2011FA0000565Fitting · misinstalledTHIS CARBURETOR WAS SENT IN FOR FUEL FLOW TEST BY THE CUSTOMER. UPON INSP OF THE CARBURETOR, THE TECH FOUND THAT THREAD SEALANT HAD BEEN APPLIED TO THE FUEL INLET FITTING. AS STATED IN SB-10 "THREAD SEALANT CAN BREAK AWAY INSIDE A CARBURETOR, CLOG FUEL PASSAAug 10, 2011SDR 2011FA0000564Float · wornBRASS FLOATS, PN AV30-768 WITH PN 29-182 TYPE NEEDLE RETRACTION CLIPS HAVE BEEN FOUND WITH SEVERE WEAR IN THE FLOAT FRAME CAUSED BY THE END OF THE 29-182 TYPE CLIP WORKING AGAINST THE BRASS FLOAT FRAME. THESE FLOATS AND CLIPS WERE FOUND IN HA-6 CARBURETORS ORAug 10, 2011SDR 2011FA0000533Float · failedCARBURETOR WAS SUBMITTED FOR O/H. DURING O/H PROCESS THE WHITE PLASTIC, ADVANCED POLYMER HOLLOW FLOAT WAS FOUND PARTIALLY FULL OF FLUID. THIS CARBURETOR IS NOT IN COMPLIANCE WITH SB MSA-13, WHICH STATES PRIOR TO DEC 31, 2008, ALL CARBURETORS NOT ALREADY IN CAug 10, 2011SDR 2011FA0000520Carburetor · misoverhauledCUSTOMER REPORTED THAT ENGINE STALLED AFTER LANDING. CUSTOMER ALSO REPORTED OBSERVING FUEL DRIPPING FROM THE THROAT OF THE CARBURETOR. INSPECTION FINDS THAT THE WHITE PLASTIC, ADVANCED POLYMER HALLOW FLOAT HAD TAKEN ON FUEL. CAUSING THE FLOAT TO RIDE LOWER Aug 5, 2011SDR CA110726006Carburetor · failedDURING INSTALLATION OF FUEL ECONOMZER KIT PN 666-814 FOUND, PN 49-267 TO BE WAY OFF SETTING THE NYLON LOCK STRIP WAS INEFFECTIVE AND PN 261-501 SAFTEY RACHET ASSY (AIR METERING JET) WAS, BURIED TOO DEEP IN ITS BORE TO ENGAGE AND PREVENT ROTATION. THREADS IN PJul 25, 2011SDR CA110722006Servo · intermittentPILOT COMPLAINED OF ENGINE RPM LAGGING DURING TAKE OFF. PROP GOVERNOR REMOVED AND REPAIRED, TEST FLIGHT SATISFACTORY. SAME PROBLEM OCCURED 17 HRS LATER. AFTER EXTENSIVE TROUBLESHOOTING AND SEVERAL GROUND RUNS THE PROBLEM WAS NOTED AND WAS INTERMITTENT. THE Jul 19, 2011 · Piper PA31350SDR CA110617005Carburetor · malfunctionedNR 1 ENGINE RUNNING EXTREMELY RICH DURING PREFLIGHT RUNUP, CARBURETOR REPLACED.Jun 15, 2011 · Gruman FIRECATSDR CA110527003Drive Shaft · shearedDURING TAKEOFF THE ENGINE FLAMED OUT AND THE PILOT RETURNED TO HOME BASE AND MADE A SAFE SINGLE ENGINE LANDING. TROUBLESHOOTING DISCOVERED A SHEARED FUEL CONTROL DRIVE SHAFT. MFG RECOMMENDS THE SDR BE CLOSED ON THE BASIS OF THE FOLLOWING INFORMATION.May 12, 2011 · Cessna 550SDR CA110512001Lever · wornDURING CRUISE FLIGHT PILOT REPORTEDLY TRIED TO REDUCE POWER TO IDLE, WAS UNABLE, RETURNED TO HOMEBASE AND LANDED UNEVENTFULLY USING MIXTURE IDLE CUT-OFF. UPON INSP OF THROTTLE LINKAGE IT WAS DISCOVERED SPLINES ON THROTTLE LEVER AND SHAFT WORN. IT IS SPECULATEMay 11, 2011 · Diamon DA20C1SDR CA100512005Bearing · failed(CAN) DURING PIPELINE PATROL LOW LEVEL OPERATIONS: AN OVERSPEED WAS EXPERIENCED UP TO 107-110 PERCENT. GOVERNOR WAS BEEPED DOWN TO CONTROL OVERSPEED AND THROTTLE HAD TO BE REDUCED AS WELL TO CONTROL ENGINE RPM. ACFT WAS LANDED SUCCESSFULLY AT THE NEXT AVAILAMay 10, 2011 · Bell 206BSDR 2011FA0000265Fuel Control · failedPILOT REPORTED ROUGH ENGINE, ON TROUBLESHOOTING, MECHANIC FOUND THE MIXTURE LEVER ON THE THROTTLE SIDE HAS A ROUGH SPOT IN IT. FUEL METERING UNIT WAS REPLACED WITH A REPAIRED UNIT, UPON TRIMMING THE ENGINE, THE MECHANIC NOTICED THE ENGINE WAS STILL RUNNING ROApr 28, 2011 · N8251C · Beech F33ASDR 2011FA0000250Arm · roughPILOT REPORTED ENGINE RUNNING ROUGH AT IDLE UPON RETURNING TO BASE. ON TROUBLESHOOTING, THE MECHANIC FOUND THE ARM ON THE THROTTLE SIDE VERY ROUGH. NO PROBABLE CAUSE OR RECOMMENDATIONS AT THIS TIME.Apr 19, 2011 · N8251C · Beech F33ASDR CA110322002Shaft · bent(CAN) DURING INVESTIGATION OF AN UNRELATED ENG SNAG, THE THROTTLE SHAFT WAS FOUND TO BE SLIGHTLY BENT ON THE THROTTLE CONTROL ATTACH SIDE, JUST OUTSIDE THE THROTTLE BODY ASSEMBLY. THE CARBURETOR WAS REPLACED WITH A SERVICEABLE UNIT.Mar 21, 2011 · Cessna 150LSDR 2011FA0000171Carburetor · damagedCARB WAS INSPECTED DUE TO ROUGH ENGINE OPERATION. UPON INSP IT WAS FOUND THAT 2 BOLTS THAT AFFIX THE 2 HALVES OF THE CARB TOGETHER WERE LOOSE ALLOWING A GAP OF APPROX .0265 INCH BETWEEN THE 2 HALVES OF THE CARB. THE BOLTS WERE STILL HELD IN PLACE BY THE TAB Mar 10, 2011 · N64035 · Cessna 172MSDR CA110315006Carburetor · malfunctioned(CAN) IMH 13082.3 TTSN AIRCRAFT SNAGGED POWER LOSS DURING FINAL APPROACH. AIRCRAFT INSPECTED FOR WATER CONTAMINATION IN ALL FUEL SYSTEM DRAIN LOCATIONS. SMALL AMOUNT (NORMAL) FOUND AND FLUSHED OUT. ENGINE INSPECTED FOR DEFECTS, NO FOUND. ALL SPARK PLUGS RMar 7, 2011 · Cessna 152SDR 2011FA0000199Sleeve · looseDURING INSPECTION, THE MIXTURE CONTROL SLEEVE WAS FOUND LOOSE IN THE THROTTLE BODY. THE THROTTLE BODY WAS SENT FOR SB 18 COMPLIANCE. MSA CONFIRMS THE FINDINGS THAT WERE REPORTED. THE SLEEVE HAD REPORTEDLY ROTATED AND FUEL STARVATION HAD OCCURRED. THIS RESUMar 7, 2011SDR 2011FA0000131Carburetor · inoperativeACFT HAD FLOWN FOR 2+ HOURS IN THE MORNING. AFTER LUNCH, PILOTS TOOK ACFT AGAIN AND ABOUT 30 MINUTES INTO THE FLIGHT, THE ENGINE STARTED TO RUN ROUGH. CARB HEAT WAS APPLIED AND MADE NO DIFFERENCE TO ROUGHNESS. PILOTS RETURNED TO BASE AND MX INSPECTED ACFT AFeb 10, 2011 · N907CF · Cubcft CC18180SDR CA110214022Carburetor · failedCARBURETOR WILL NOT PROVIDE FUEL DURING GROUND RUN. CARBURETOR REPLACED.Feb 7, 2011 · Robsin R44SDR CA110215011Servo · stiffSTIFF THROTTLE ARM CAUSES CLUNK NOISE IN THROTTLE LINKAGE. FUEL INJECTION SERVO REPLACED.Feb 6, 2011 · Robsin R44RAVENIISDR CA110201006Carburetor · leaking(CAN) HELICOPTER ABORTED TAKEOFF DUE TO ROUGH RUNNING ENGINE. INSPECTION FOUND EVIDENCE OF LEAKING AT CARBURETOR SPLIT LINE. CARBURETOR REPLACED.Jan 22, 2011 · Robsin R44SDR 2011FA0000061Cover · misinstalledUNAUTHORIZED THREAD SEALANT WAS FOUND ON THE FUEL SIDE OF THE INLET FITTINGS. SB-10 ADDRESSES THIS ISSUE. THREAD SEALANT INSIDE THE CARBURETOR`S FUEL AND AIR PASSAGES CAN BREAK FREE AND CAUSE A CARBURETOR TO MALFUNCTION LEADING TO PARTIAL OR COMPLETE LOSS OFJan 14, 2011SDR CA110125035Screw · loose(CAN) DURING INSPECTION OF CARB THROTTLE BODY SCREWS IAW SEB 07-11R, THROTTLE BODY SCREWS FOUND LOOSE. CARB REPLACED.Jan 11, 2011 · Cessna 172NSDR 2011FA0000062Sleeve · looseTHE MIXTURE SLEEVE WAS FOUND LOOSE/ROTATED IN A CARBURETOR SUBMITTED FIR INSPECTION AND COMPLIANCE WITH SB-18 WHICH PERTAINS TO LOOSE MIXTURE CONTROL LSEEVES. ALTHOUGH THIS SLEEVE HAD NOT ROTATED FAR ENOUGH TO CAUSE FUEL STARVATION, HAD IT MOVED FURTHER, FUELJan 6, 2011SDR CA110105018Shaft · seizedDURING AN INSPECTION, AME FOUND THROTTLE CONTROL VERY STIFF, DISCONNECTED THROTTLE CONTROL AND FOUND SHAFT IN CARB PARTIALLY SEIZED, CARB REPLACED.Dec 15, 2010 · Dhav DHC2MKISDR 2010FA0001254Bracket · brokenPILOT REPORTED THAT AFTER ENGINE START AND DURING GROUND OPERATION WAS UNABLE TO REACH 100 PERCENT. ENGINE RPM DURING ACCELERATION FROM IDLE TO FULL THROTTLE. A NORMAL ENGINE SHUTDOWN WAS PERFORMED. PILOT NOTED MIXTURE CONTROL KNOB COULD NOT BE RETURNED TO FUDec 13, 2010 · N806JR · Robsin R44RAVENIISDR Z5FA120510N428CS1Fuel Control · defectiveDESCENDING ENROUTE, CREW PULLED BACK BOTH THROTTLES TO FLIGHT IDLE AND THE LT ENGINE ROLLED BACK AND SHUT DOWN. AFTER GOING THROUGH AFM CHECK LIST CREW ATTEMPTED AN UNSUCCESSFUL RESTART, AT 24,00 FT. AT 15,000 FT A WINDMILL RESTART WAS SUCCESSFUL AND ATC GAVEDec 5, 2010 · N428CS · Cessna 525BSDR 2010FA0001259Carburetor · contaminatedENGINE LOST POWER CAUSING ACFT TO MAKE AN EMERGENCY LANDING IN A SOFT FIELD RESULTING IN THE ACFT FLIPPING OVER AND CAUSING SUBSTANTIAL DAMAGE. UPON INVESTIGATION THE FAA FOUND MICROBIOLOGICAL GROWTH IN THE CARBURETOR'S FUEL BOWL AT THE DRAIN PLUG AREA CAUSINNov 16, 2010 · N8306B · Cessna 172SDR CA101122024Controller · erraticGOVERNOR CONTROLLER FOUND TO BE ERRATIC. ENGINE WOULD INCREASE TO OVERSPEED AND THEN DROP TO 90 PERCENT REPEATEDLY.Nov 14, 2010 · Robsin R44RAVENIISDR 2011FA0000046Needle · looseAT SOME TIME UNKNOWN, IT APPEARS A NEW STEELE NEEDLE AND SEAT WAS INSTALLED AND THE SEAT BODY WAS NOT SAFTIED. FROM VIBRATION, IT CAME LOOSE AND CLOSED OFF FUEL FLOW INTO CARB, THEREFORE CAUSING ENGINE POWER LOSS.Nov 11, 2010 · N72060 · Luscom 8DSDR CA101109005Control Cable · separated(CAN) CARB HEAT CONTROL CABLE SEPARATED WHERE HANDLE ATTACHES TO INNER CABLE.Nov 8, 2010 · Cessna 172NSDR 2010FA0001186Carburetor · damagedPILOTS MADE A PRECAUTIONARY LANDING AFTER THEY WERE UNABLE TO RETARD THE ENGINE THROTTLE BELOW 2100 RPM. IN ORDER TO LAND, THE MIXTURE WAS MOVED TO THE IDLE CUTOFF POSITION PRIOR TO THE LANDING FLARE. AN OFF-BASE AIRPORT WAS SELECTED AS A LANDING SITE DUE TONov 1, 2010 · N97945 · Cessna 172PSDR 2010FA0001176Gascolator · wornEXPERIENCED A SIGNIFICANT LOSS OF ENGINE POWER & ROUGHNESS DURING CLIMBOUT WHEN POWER WAS REDUCED AT 1500 FEET MSL. POWER WAS RESTORED AT FULL THROTTLE AND FULL RICH. A SECOND ATTEMPT TO REDUCE POWER AT 3000 FEET RESULTED IN THE SAME LOSS OF POWER. AFTER LOct 29, 2010 · N98UA · Piper PA28RT201SDR CA101025006Carburetor · malfunctionedCOMING BACK FROM AN INSTRUCTION FLIGHT, THE ENGINE DID NOT SHUT DOWN WHEN THE PILOT PULLED THE MIXTURE CONTROL. AFTER A QUICK INSPECTION THE AME DECIDED TO REPLACE THE CARBURETOR WITH THE SAME MODEL.Oct 23, 2010 · Cessna 152SDR 2010FA0001061Carburetor · failedREMOVED CARBURETOR, WAS UNABLE TO PROPERLY LEAN. NO RISE AT ANY RPM. ROUGH AND STUMBLED WHEN REDUCING POWER AND WHEN ADVANCING POWER. HAD CARBURETOR O/H RS NR V1RR580Y. INSTALLED AFTER O/H AND WAS STILL UNABLE TO LEAN AT ANY RPM WITH IDLE MIXTURE SCREW 4 TURNSep 24, 2010 · N9089N · Piper PA28161SDR 2010FA0001044Carburetor · failedWITH 26 HOURS ON O/H CARBURETOR SUPPLIED BY MFG WE WERE NO LONGER ABLE TO PROPERLY LEAN AT AN RPM. INSPECTED AND FOUND LEAK AT TOP AND BOTTOM OF ACCELERATOR PUMP. TRIED TO ADJUST MIXTURE AND FOUND NO CHANGE IN LEANING. REMOVED AND RETURNED TO REPAIR STATION , Sep 22, 2010 · N8461T · Piper PA28161SDR 2010FA0001043Carburetor · inoperativeINSTALLED FACTORY O/H ENGINE WITH AN O/H CARBURETOR ON 8-9-2010. AFTER ONLY 4 HOURS OF FLIGHT TIME, INSTRUCTORS NOTIFIED ME THAT THE ENGINE HAD A VERY NOTICEABLE STUMBLE, POWER LOSS WHEN POWER IS REDUCED FROM FULL THROTTLE BACK TO CRUISE RPM. ALSO BECAME HARDSep 22, 2010 · N8461T · Piper PA28161SDR 2010FA0001092Bushing · damagedREPORT CAME BACK FROM PILOT THAT THEY HAD AN ENGINE FAILURE IN THE PATTERN AT U30. THE ACFT LANDED WITH NO POWER AVAILABLE. PUMPING THE ACFT THROTTLE WOULD KEEP THE ENGINE RUNNING. PROBLEM WAS DETERMINED TO BE CARBURETOR. MFG SERVICE DEPARTMENT WAS CONSULTSep 17, 2010 · N2487S · Cessna R182SDR 2010FA0000951Carburetor · carbonedDURING ANNUAL INSP, FOUND ENG WOULD NOT SHUTDOWN BY CLOSING THE MIXTURE. THEN FOUND THAT CARBURETOR WAS LEAKING FUEL WITH THE MIXTURE CLOSED. REMOVED INTAKE AND CARBURETOR AND FOUND SIGNIFICANT CARBON AND SOOT IN THE NECK ON THE VENTURI, AS WELL AS, IN THE INSep 7, 2010 · N63555 · Boeing A75N1SDR 2010FA0001048Carburetor · failedINSTALLED A NEW CARBURETOR ON 9-3-2010. AFTER 21 HOURS TIME IN SERVICE WE WERE UNABLE TO ACHEIVE PROPER LEANING AT ANY RPM AND HAD A POWER LOSS OR STUMBLE WHEN REDUCING POWER BACK TO CRUISE RPM. WITH THE ASSISTANCE OF A MFG REPRESENTATIVE, THE ACFT WAS INSPECSep 3, 2010 · N9089N · Piper PA28161SDR 2010FA0001047Venturi · leakingINSTALLED SUPPLIED O/H CARBURETOR ON 7-19-2010. AFTER 80 HOUR OF TIME ON REPLACEMENT CARBURETOR, ENGINE BECAME HARD STARTING AND WAS UNABLE TO ACHEIVE PROPER LEANING AT ANY RPM. ALSO, NOTICED A POWER DROP OR STUMBLE, WHEN REDUCING POWER FROM FULL THROTTLE BASep 3, 2010 · N9089N · Piper PA28161SDR RTE2010F00000Tube · dislodgedTHE ACCELERATOR PUMP DISCHARGE TUBE DISLODGED FROM ITS MOUNTING IN THE FLOAT BOWL ASSY AND BECAME LODGE IN THE THROTTLE UPON LANDING. THE PILOT WAS ABLE TO MAKE A SAFE LANDING WHEN THE ENGINE WAS SHUTDOWN. THE DISCHARGE TUBE FELL OUT OF THE THROTTLE VALVE AAug 3, 2010 · N9379H · Cessna 172MSDR 2010FA0001064Carburetor · malfunctionedENGINE RAN POORLY ON CLIMB FROM BANNER PICK UP - ABOUT 1200 FT AGL ENGINE ONLY PRODUCED 100 RPM WITH BLACK SMOKE COMING FROM EXHAUST STACKS. NR 2D, NR 4 SPARK PLUGS WERE BLACK WITH SOOT. IT WAS DETERMINED THAT THE CARBURETOR WAS NOT FUCTIONING PROPERLY. R/PJul 27, 2010 · N7271D · Piper PA18A150SDR 2010FA0000825Screw · loose(DN8S) HAVE HAD (2) CARBURETORS DO THIS IN THE LAST 6 MONTHS. THE PUMP IDLER LEVER SCREW HAS COME LOOSE ON ITS OWN. IT USES A TABBED SAFETY GASKET AND TTHIS HAS NOT STOPPED IT FROM COMING LOOSE. WHEN THIS HAPPENS IT SIGNIFICANTLY AFFECTS THE ACFT`S PERFORMAJul 27, 2010 · N426RM · Piper PA28181
Back to JASC 7322