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 TIM2001F00003Fuel Control · malfunctionedENGINE REPORTEDLY BACKFIRED AND SURGED AT HIGH POWER SETTINGS WHEN MAKING CHANGES IN POWER SETTING. ENGINE PASSED ALL GROUND PERFORMANCE CHECKS SO A FCU WAS REPLACED FOR TROUBLESHOOTING. ITS UNKNOWN WHAT CAUSED THE FCU TO MALFUNCTION DURING THE ACCELERATION May 16, 2001 · N95WA · Beech 99SDR PNSA010506Servo · failedLT ENGINE WOULD NOT DEVELOP TAKEOFF POWER. ABORTED TAKEOFF. RETURNED FOR MAINTENANCE. REPLACED FUEL SERVO.May 1, 2001 · N3588Z · Piper PA31350SDR 20010511CW014Float · damagedDURING OVERHAUL THE CARBURETOR FLOAT WAS FOUND WITH ONE OF THE CHAMBERS HALF FULL OF 100 LOW LEAD.Apr 19, 2001 · N41460 · Piper PA28181SDR 20010508CW019Throttle Body · out of adjTHROTTLE BODY AND METERING UNIT WAS FOUND TO BE OUT OF ADJUSTMENT, DURING INSPECTION THE CONTROL ARM AT THROTTLE BODY WAS FOUND LOOSE AND ROTATING ON SHAFT. NO ADJUSTMENT OF IDLE MIXTURE OR IDLE COULD BE PERFORMED DUE TO CHANGING CONDITION BETWEEN THROTTLE BOApr 13, 2001 · N731CS · Cessna 188BSDR 20010507CW004Fuel Control · defectiveAIRCRAFT WAS INSPECTED FOR FUEL SYSTEM PROBLEMS. IT WAS DISCOVERED THAT THE CONTROL ARM ON THE THROTTLE BODY WAS SHIPPING ON THROUGH SHAFT. THIS CONDITION DID CAUSE THE AIRCRAFT TO ENCOUNTER A STOCK THROTTLE CONDITION, IN THE FULL THROTTLE POSITION.Apr 13, 2001 · Cessna A185FSDR RAIA00103013Fuel Control · failed7060-JLN- DURING TAKEOFF NR 2 ENGINE WOULD NOT PRODUCE TAKEOFF TORQUE. MAINTENANCE REMOVED AND REPLACED NR 2 FUEL CONTROL IAW GARRETT TPE331-14 MAINTENANCE MANUAL.Mar 20, 2001 · N568HK · Jetair JETSTM4101SDR 20010410AP015Fuel Control · malfunctionedENGINE RSA-5AD1 FUEL SERVO WILL NOT MEET SPECIFICATIONS. FUEL FLOW BELOW 1700 RPM IS TOO HIGH. IDLE SPEED AND MIXTURE CAN NOT BE SET TO MFG SPECIFICATIONS WITH SATISFACTORY ENGINE OPERATION. FUEL SERVO REMOVED, SENT FOR REPAIRS. MAJOR REPAIRS ACCOMPLISHED Mar 16, 2001 · N494SP · Cessna 172SSDR 20010410AP014Fuel Control · malfunctionedENGINE RSA-5AD1 FUEL SERVO WILL NOT MEET SPECIFICATIONS. FUEL FLOW BELOW 1700 RPM IS TOO HIGH. IDLE SPEED AND MIXTURE CAN NOT BE SET TO MFG SPECIFICATIONS WITH SATISFACTORY ENGINE OPERATION. FUEL SERVO REMOVED, SENT FOR REPAIRS. MAJOR REPAIRS ACCOMPLISHED Mar 16, 2001 · N567JW · Cessna 172SSDR 20010410AP013Servo · malfunctionedENGINE RSA-5AD1 FUEL SERVO WILL NOT MEET SPECIFICATIONS. FUEL FLOW BELOW 1700 RPM IS TOO HIGH. IDLE SPEED AND MIXTURE CAN NOT BE SET TO MFG SPECIFICATIONS WITH SATISFACTORY ENGINE OPERATION. FUEL SERVO REMOVED, SENT FOR REPAIRS. MAJOR REPAIRS ACCOMPLISHED AMar 16, 2001 · N949SP · Cessna 172SSDR 20010416CW018Float · crackedDURING A 50 HOUR INSPECTION, PM CHECK ON AIRCRAFT RUN UP FOUND AIRCRAFT NOT SMOOTH RUN. AFTER CHECKING THE CARB, FOUND CRACKED FLOAT. MADE AIRCRAFT RUN RICH. THIS COULD TURN INTO A DANGER IN THE AIR. THIS REPLACEMENT OF THE OLDER, BETTER BRASS FLOAT WAS NMar 15, 2001 · N89061 · Cessna 152SDR 20010412CW002Carburetor · defectiveDURING FLIGHT, AIRCRAFT WAS DOING TOUCH AND GO LANDINGS. PILOT PULLED BACK ON THROTTLE FOR MORE POWER BUT COULD NOT MOVE THROTTLE. LANDED SHORT OF RUNWAY, IN A FIELD. INVESTIGATION OF THROTTLE , FOUND CARBURETOR STUCK IN IDLE POSITION. REMOVED CARBURETOR AMar 7, 2001 · N12182 · Cessna 172MSDR 20010411CW012Servo · inoperativeCOULD NOT ADJUST OVERLY RIGHT MIXTURE. SENT FOR FACTORY SERVICE. INSTALLED ON AIRCRAFT STILL COULD NOT ADJUST. SENT BACK TO FACTORY FOR REPAIRS. NOTE THESE UNITS ARE INSTALLED ON NEW AIRCRAFT, THIS IS 3RD SET OF SERVOS ON THIS AIRCRAFT.Feb 6, 2001 · N4175D · Piper PA34220TSDR 20010328CW001Carburetor · leakingENGINE FLOODED WITH FUEL AND DIED. FUEL LEAKING FROM CARBURETOR WHEN FUEL SELECTOR VALVE TURNED TO ON.Jan 30, 2001SDR 20010312CW006Carburetor · malfunctionedAFTER TRYING TO START ENGINE, PILOT SMELLED FUEL. FURTHER INVESTIGATION REVEALED A STUCK FLOAT OR NEEDLE VALVE OR SUNKEN FLOAT.Jan 30, 2001 · N67673 · Dhav DH82SDR 20010223CW002Servo · vapor lockENGINE START, RUN UP AND TAKEOFF NORMAL, WHEN THROTTLE WAS RETARDED, ENGINE BEGAN TO RUN ROUGH WITH POPPING OUT EXHAUST. MIXTURE WAS READJUSTED WITH NO CHANGE. ADVANCED THROTTLE AND RETURNED TO HOME STATION. LANDING UNEVENTFUL. ENGINE RUN UP AFTER ENGINE Jan 5, 2001 · N567JW · Cessna 172SSDR 20010208CW014Controller · failedAFTER 464.6 HOURS, THIS CONTROLLER SPLIT IN 2 PIECES, RENDERING THIS PART USELESS AND CAUSING BOOST TO FALL OFF IN THE INTAKE MANIFOLD. IT APPEARS THAT DURING MANUFACTURE, THE HOUSING FOR THE SPRING WAS MACHINED TOO DEEP ALLOWING ONLY ABOUT .0312 INCH METAL HDec 30, 2000 · N7164D · Piper PA31350SDR 20001229SH011Float · damagedCARBURETOR WAS OVERFILLING. UPON DISASSEMBLY, FOUND CARBURETOR GASKET, PN 16-B85, SAGGING AND THE METAL FLOAT, WHERE THE NEEDLE SEAT RUBS, WORN EXCESSIVELY AT THE FLOAT LEVER ADJUSTMENT TAB. (X)Dec 14, 2000 · N9699S · Bbavia 7ECASDR 20010124CW011Diaphragm · crackedDIAPHRAGM STILL SOFT , NOT HARD, BUT CRACKED.Dec 13, 2000 · N44911 · Doug C54BDCSDR RAIA0012004Hmu · failed7315-BMI-LEFT ENGINE LOST POWER ON TAKEOFF ROLL. MAINTENANCE INSPECTED AND REPLACED LEFT ENGINE HYDRO MECHANICAL UNIT.Dec 5, 2000 · N423TE · Aerosp ATR42300SDR 20001207SH007Carburetor · crackedFOUND CRACKS IN FLOAT BOWL ON LOWER THROUGH-BOLT BOSS. APPEARED TO BE A FORGING PROBLEM. (X)Nov 27, 2000 · N65516 · Cessna 172PSDR CA010223006Servo · malfunctioned(CAN) ENGINE STUMBLES ON ADDING THROTTLE. ENGINE RUNS LEAN. UNABLE TO RICHEN MIXTURE. INJECTOR SERVO REMOVED. OVERHAUL UNIT INSTALLED. IDLE MIXTURE AND SPEED SET. ENGINE RUN UP NORMAL.Nov 23, 2000 · Piper PA28R200SDR CA001129002Carburetor · failed(CAN) ENGINE MISSED WITH THROTTLE ROLLED ON. REMOVED SENT FOR REPAIR AT PRECISION. (X)Nov 8, 2000 · Hughes 269C1SDR 20001222SH001Float · damagedCARBURETOR FLOAT FILLED UP PART WAY WITH AVIATION FUEL CAUSING VERY RICH FUEL MIXTURE REDUCING ENGINE POWER. (X)Nov 7, 2000SDR CA001122023Screw · loose(CAN) ENGINE WAS RUNNING ROUGH, OVER TORQUING AND MIXTURE CONTROL WOULD NOT SHUT DOWN ENGINE. THE FLOAT BOWL SCREWS WERE FOUND LOOSE AND THE TWO HALVES OF THE CABLES WERE SEPARATED BY ABOUT .040 INCH. THE LOWER FLOAT BOWL NEEDED HELICOILS BECAUSE THE THREADS Oct 27, 2000 · Cessna 172MSDR 20001206SH029Carburetor · icedENGINE FAILURE DUE TO CARBURETOR ICE. FAILURE OCCURRED WITHIN 15 SECONDS OF SELECTING FUEL TRANSFER. ASSUMPTION THAT PROBLEM WAS WITH FUEL TRANSFER DELAYED APPLICATION OF CARBURETOR HEAT. (X)Oct 23, 2000 · N3127P · Piper PA23150SDR 20001102SH029Retainer · brokenDURING A 100-HOUR INSPECTION, THE GASCOLATOR BOWL RETAINING WIRE BROKE WHILE BEING ASSEMBLED. THE BREAK OCCURRED AT THE FLATTENED PART UNDER THE SCREW. IF THE BREAK HAD OCCURRED DURING FLIGHT, IT WOULD HAVE CAUSED A MASSIVE FUEL LEAK. (X)Oct 16, 2000 · N1118N · Robsin R22BETASDR 20001031SH022Shaft · wornPOWER LOSS CAUSED AN OFF AIRPORT LANDING. EXAMINATION OF THE CARBURETOR REVEALED THE THROTTLE SHAFT WAS SEVERELY WORN. ADDITIONALLY, THE ACCELERATOR PUMP SHAFT SEAL WAS ALSO WORN. THE THROTTLE ARM WAS STILL OF THE ORIGINAL TYPE AS IN AD 72-06-05R2. (X)Oct 16, 2000 · N18601 · Cessna 150LSDR 20001102SH002Controller · stuckTHE CONTROLLER PISTON STICK IN. A SPLIT IN POWER SETTING IN-FLIGHT AND ON THE GROUND. CONTROLLER REPLACED. (X)Oct 12, 2000 · N4123C · Piper PA34220TSDR 20001101SH031Controller · stuckTHE CONTROLLER PISTON STICK IN. A SPLIT IN POWER SETTING IN-FLIGHT AND ON THE GROUND. CONTROLLER REPLACED. (X)Oct 12, 2000 · N4123C · Piper PA34220TSDR AU000997Hmu · faulty(AUS) LT ENGINE HYDRO MECHANICAL UNIT (HMU) FAULTY.Oct 11, 2000 · Emb EMB120SDR 20001102SH004Servo · inoperativeUNABLE TO ADJUST MIXTURE AND IDLE. WILL NOT STAY SET. ENGINE QUITS WITH BOOST PUMP ON. (X)Oct 11, 2000 · N9299E · Piper PA34220TSDR 20001102SH003Servo · inoperativeUNABLE TO ADJUST MIXTURE AND IDLE WILL NOT STAY SET. (X)Oct 11, 2000 · N4142N · Piper PA34220TSDR CA001102004Carburetor · inoperative(CAN) ENGINE ROUGH WHEN PULLING POWER DURING EXERCISES, BUT NOT CONSTANT. REPLACED CARBURETOR. (X)Oct 10, 2000 · Hughes 269C1SDR 20001030SH007Fuel Control · openTHE AIRCRAFT HAD A RIGHT FUEL COMPUTER WARNING LIGHT ILLUMINATE IN-FLIGHT, AND THE ASSOCIATED FUEL COMPUTER TRIP TO THE MANUAL MODE. THE N3 MONOPOLE WAS TROUBLESHOT TO HAVE AN OPEN PIN. (X)Oct 5, 2000 · N501KC · Amd FALCON200SDR 20001113SH002Float · misalignedCOMPLETE ENGINE FAILURE WITH FORCED LANDING. DISCOVERED CARBURETOR FLOODING ENGINE. UPON DISASSEMBLY OF CARBURETOR WITH FAA REP, FOUND FLOAT HANGING UP SIDE OF BOWL. FLOAT APPEARS TO BE MISALIGNED DURING ASSSEMBLY AND SOLDERING OF FLOAT. (X)Sep 30, 2000 · N9372C · Piper PA28161SDR 20001101SH011Servo · failedENGINE RSA-5AD1 FUEL SERVO WILL NOT MEET SPECIFICATIONS. FUEL FLOW BELOW 1700 RPM IS TOO HIGH, AT IDLE RPM IS ERRATIC, AND THE IDLE SPEED AND IDLE MIXTURE CANNOT BE SET TO SPECIFICATION WITH SATISFACTORY ENGINE OPERATION. FUEL SERVO REMOVED, SENT FOR REPAIR.Sep 28, 2000 · N948SP · Cessna 172SSDR AU000933O-Ring · wrong part(AUS) THROTTLE METERING PLATE O RING SEAL NOT USED IN THIS LOCATION. NO REFERENCE TO THIS O RING IN THE PARTS CATALOGUE. UNAPPROVED PART. (X)Sep 27, 2000 · Pac CT4ASDR 20000925SH021Screw · looseCARBURETOR FLOAT FULCRUM SCREW WAS FOUND LOOSE ON ANNUAL INSPECTION. BRASS THREADS WERE FOUND WORN. REPLACED FULCRUM SCREW, PROPERLY INSTALLED NEW SCREW AND SAFTIED. BELIEVE SCREW WAS NOT PROPERLY INSTALLED BY MANUFACTURER. SUBMITTER RECOMMENDED AN AD OR SSep 25, 2000 · N90303 · Wthrly 620BSDR 20001017SH012Controller · malfunctionedTHE CONTROLLER PISTON STICK IN. A SPLIT IN POWER SETTING IN-FLIGHT AND ON GROUND. CONTROLLER REPLACED. (X)Sep 22, 2000 · N4177R · Piper PA34220TSDR 20001019SH030Servo · faultyTHROTTLE HARD TO MOVE, CHECKED FORCE TO MOVE THROTTLE ON THE GROUND AND FOUND OVER SPECS. SERVO REMOVED AND A NEW ONE INSTALLED IAW PIPER MANUAL. (X)Sep 21, 2000 · N9299E · Piper PA34220TSDR 20001019SH017Servo · malfunctionedIN-FLIGHT, WHEN MIXTURE WAS LEANED TO CRUISE SETTING AT ABOUT 9 GALLON/HOUR, THE MIXTURE WENT UP TO 3 GALLONS PER HOUR. SERVO REMOVED AND A NEW ONE INSTALLED IAW PIPER MANUAL. (X)Sep 21, 2000 · N4128X · Piper PA34220TSDR 20001018SH010Controller · stuckTHE CONTROLLER PISTON STICK IN. A SPLIT IN POWER SETTING IN-FLIGHT AND ON THE GROUND. CONTROLLER REPLACED. (X)Sep 21, 2000 · N9299E · Piper PA34220TSDR 20001017SH001Float · leakingCUSTOMER SUBMITTED CARBURETOR FOR REPAIR FOR A ''STUMBLE IN ACCELERATION''. SPLIT CARBURETOR AND FOUND FUEL IN BOTH PONTOONS ON NEW STYLE ADVANCED POLYMER FLOAT. ALSO, FOUND SCREWS LOOSE HOLDING THROTTLE PLATE TO SHAFT. PLATE MOVED FREELY IN SHAFT SLOT. (XSep 21, 2000 · N4419F · Piper PA28181SDR 20001017SH009Controller · maladjustmentTHE CONTROLLER PISTON STICK IN. A SPLIT IN POWER SETTING IN-FLIGHT AND ON THE GROUND. CONTROLLER REPLACED. (X)Sep 20, 2000 · N4128X · Piper PA34220TSDR 20001017SH008Controller · looseEXCESS PLAY IN ARM TO LINKAGE. (X)Sep 20, 2000 · N4128X · Piper PA34220TSDR ARAWA000901Fuel Control · malfunctionedON APPROACH TO SKCL, NR 4 ENGINE FAILED. PERFORMED EMERGENCY PROCEDURES AS PER FINE AIR PROCEDURES. LANDING WITHOUT INCIDENT. REMOVED AND REPLACED NR 4 ENGINE FUEL CONTROL IAW MM 73-22-00. REMOVED AND REPLACED NR 4 ENGINE DRIVEN FUEL PUMP IAW MM 73-01-01. Sep 16, 2000 · N426FB · Doug DC8F54SDR 20001018SH013Servo · defectiveTHROTTLE HARD TO MOVE IN-FLIGHT, SERVO REMOVED AND A NEW ONE INSTALLED. OVER FOUR POUNDS TO MOVE CONTROL. (X)Sep 15, 2000 · N4128X · Piper PA34220TSDR 20001018SH012Servo · defectiveTHROTTLE HARD TO MORE IN-FLIGHT, SERVO REMOVED AND A NEW ONE INSTALLED. OVER FOUR POUNDS TO MOVE CONTROL. (X)Sep 15, 2000 · N4128X · Piper PA34220TSDR 20001017SH020Servo · failedENGINE DIED AT IDLE, UNABLE TO ADJUST MIXTURE. (X)Sep 15, 2000 · N4142N · Piper PA34220TSDR AU000882Carburetor · faulty(AUS) CARBURETOR PRIMARY VENTURI DISLODGED. VENTURI WAS A TWO-PIECE ITEM. (X)Sep 14, 2000 · Piper PA28180
Back to JASC 7322