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.
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
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR CA971113034Fcu · failed(CAN) NR 2 ENG FAILED TO RESPOND TO THE POWER DEMAND. EMERGENCY THROTTLE WAS USED AND ENGINE RESPONDED. FCU REPLACED.SDR CA971219007Fcu · malfunction(CAN) DURING START, ENGINE INTERMITTENTLY SLOW TO ACCELERATE 40 PERCENT TO 60 PERCENT. OK ABOVE 60 PERCENT. CONDITION GOT WORSE. FCU REPLACED. PART TC: 661.SDR CA971113055Fuel Contrl Unit · failure(CAN) INSTALLED UNIT STARTS COOL AND SLOW. SUBSEQUENT START AFTER ADJUSTMENT LIGHT-OFF OCCURRED IMMEDIATELY, THROTTLE WAS IN CUTOFF POSITION. START ABORTED WITH FUEL VALVE BEING SELECTED OFF. FUEL FLOW WAS NOTED AT ALL TIMES, EVEN AT CUTOFF POSITION. FUEL SDR CA971112006Hmu · faulty(CAN) DURING LEVEL FLIGHT AT FL 140, THE NR 1 ENGINE LOW FUEL PRESSURE WARNING LIGHT ILLUMINATED FOLLOWED BY AN AUDIBLE ENGINE SHUTDOWN. THE AIRCRAFT DIVERTED AND AN UNEVENTFUL LANDING WAS CARRIED OUT. POST-FLIGHT INVESTIGATION FOUND A PROBLEM WITH THE HYDRO SDR CA971113073Fuel Contrl Unit · malfunction(CAN) COMMENCING TAKEOFF ROLL, NR 2 ENGINE DECELERATED TO IDLE AND HAD NO THRUST LEVER RESPONSE. THE TAKEOFF WAS REJECTED AND THE AIRCRAFT RETURNED TO BLOCKS. MAINTENANCE FOUND NO FAULT. THE FUEL CONTROL UNIT AND THE ENGINE DRIVEN FUEL PUMP WERE REPLACED, ASSDR HEEA0011257Fuel Control · faultyFUEL CONTROL DEFECTIVE. HANGS AT 40% DURING START. REPLACED WITH SERVICEABLE FUEL CONTROL.SDR CA971125002Carburetor · failed(CAN) DURING INSPECTION FUEL WAS FOUND LEAKING FROM THE THROAT OF THE CARBURETOR. INVESTIGATION FOUND THE FLOAT ASSEMBLY BROKEN OFF. NO INDICATION OF A PROBLEM FROM THE AIRCRAFT OWNER REGARDING ENGINE OPERATION.SDR HEEA0011199Fuel Control · contaminated8 TO 10% OSCILLATION AT 100% N2. FOUND FUEL CONTROL CONTAMINATED WITH TAN COLORED SAND LIKE MATERIAL. CLEANED ALL ENGINE AIR LINES AND REPLACED FUEL CONTROL.SDR CA971113051Fuel Contrl Unit · failure(CAN) EXTREMELY HOT STARTS, HANGS AT 50-55 PERCENT N1. TRIM ADJUSTMENT LIMITS REACHED WITH NO EFFECT. FUEL CONTROL UNIT REPLACED.SDR CA971113049Fuel Contrl Unit · failure(CAN) SLOW COOL, INTERMITTENT HUNG STARTS, IDLE INCONSISTENT, TRIM ADJUSTMENT LIMITS REACHED WITH NO EFFECT. FUEL CONTROL UNIT REPLACED.SDR CA971113043Fuel Contrl Unit · failure(CAN) SLOW STAGNATED STARTS. THROTTLE ADVANCE NECESSARY TO ACHIEVE GROUND IDLE. FUEL CONTROL UNIT REPLACED.SDR 97ZZZX4458Fuel Control · failedFUEL CONTROL, INTERNAL FAILURE. FAILED TO RESPOND TO POWER LEVER MOVEMENT.SDR CA971010008Carburetor · failed(CAN) DURING CRUISE THE ENGINE BEGAN TO SUFFER POWER LOSS WITHOUT WARNING. EMERGENCY LANDING WAS CARRIED OUT. POST FLIGHT INSPECTION FOUND FUEL POURING FROM THE CARBURETOR. THE CARBURETOR WAS REPLACED WITH AN OVERHAULED UNIT AND THE ENGINE WAS GROUND RUN SERVISDR CA971113036Fcu · malfunction(CAN) PILOT REPORTED THE MAIN ROTOR RPM TO BE FLUCTUATING WITH POWER CHANGES. RPM TESTER INSTALLED AND CONFIRMED RPM DROP TO APPROX 370 RPM, THEN RETURNED TO 380. SLIGHT POWER REDUCTION RPM WOULD INCREASE TO 395-400 RPM, THEN RETURN TO 380-385 RPM. FCU REPLSDR 97ZZZX4262Carburetor · stop wornFULL THROTTLE STOP WORN CAUSING A LEAN MIXTURE. WHEN THE PART IS FULL RICH WITH THE SCREW TYPE MIX CONTROL, PRESSURE IS PUT ON THE FULL RICH STOP. STOP IS BEHIND A COVER PLATE WHICH HAMPERS VISABILITY. WEAR CAUSES THE METER HOLE ON MIXTURE TO OVER-CENTER CASDR 97ZZZX4281Drive Gear · wornENGINE AUTO ACCEL AT TAKEOFF. WORN SPLINES ON FUEL CONTROL DRIVE GEAR LED TO ZERO SPEED FAIL SAFE FUEL FLOW. DRIVE GEAR AND DRIVESHAFT WERE REPLACED.SDR CA971113050Fuel Contrl Unit · failured(CAN) FIRST START OF DAY IS LONG AND COOL, IDLE IS INCONSISTENT. COULD NOT ADJUST TO CORRECT. FUEL CONTROL UNIT REPLACED.SDR CA971015050Fcu · erratic(CAN) FUEL CONTROL THROTTLE RESPONSE ERRATIC AFTER IDLE. NO RESPONSE TO ADJUSTMENTS. REPLACED.SDR CA970926001Carburetor · failed(CAN) ENGINE EXPERIENCED LOSS OF POWER AND SURGING IN FLIGHT. TROUBLESHOOTING REVEALED CARBURETOR PROBLEMS, OVERHAULED CARBURETOR INSTALLED AND ENGINE OPERATION RETURNED TO NORMAL. FAULTY CARBURETOR DISASSEMBLED AND FLOAT AND NEEDLE ASSEMBLY WAS FOUND JAMMED ASDR 97ZZZX4457Support · crackedFUEL CONTROL SUPPORT SPLIT BETWEEN TWO BOLT HOLES. PART NEEDS TO BE LONGER.SDR 97ZZZX4268Carburetor · not markedCARBURETORS BEING PRODUCED BY PRECISION AIRMOTIVE ARE NOT IN COMPLIANCE WITH MARVEL-SCHEBELER AD 63-22-03. THE LETTER 'V' IS NOT STAMPED UNDER THE SERIAL NUMBER. SUBMITTER STATED REQUIRE PRECISION AIRMOTIVE TO RECTIFY ALL THE CARBURETORS THEY HAVE PRODUCED TSDR 97ZZZX4267Carburetor · not markedCARBURETORS BEING PRODUCED BY PRECISION AIRMOTIVE ARE NOT IN COMPLIANCE WITH MARVEL-SCHEBELER AD 63-22-03. THE LETTER 'V' IS NOT STAMPED UNDER THE SERIAL NUMBER. SUBMITTER STATED REQUIRE PRECISION AIRMOTIVE TO RECTIFY ALL CARBURETORS THEY HAVE PRODUCED THIS SDR 97ZZZX4266Carburetor · not markedCARBURETORS BEING PRODUCED BY PRECISION AIRMOTIVE ARE NOT IN C/W MARVEL-SCHEBELER AD 63-22-03. THE LETTER 'V' IS NOT STAMPED UNDER THE SERIAL NUMBER. SUBMITTER STATED REQUIRE PRECISION AIRMOTIVE TO RECERTIFY ALL CARBURETORS THEY HAVE PRODUCED THIS WAY OR REVISDR PNSA970809Fuel Control · malfunctionedENGINE WOULD NOT REACH TARGET TORQUE. FUEL LIMITED, REPLACED FCU.SDR PNSA970810Fuel Control · malfunctionedRT ENGINE STARTED SURGING DURING TAXI, RETURNED TO GATE. REPLACED HMU.SDR P5CA9701448Fuel Control · failedNR 4 ENGINE, AFTER POWER SET AND STABLE (1.12 EPR) TAKEOFF ROLL WAS STARTED, WHILE CONTINUING TO SET TAKEOFF POWER, NR 4 ENGINE FLAMED OUT AND TAKEOFF WAS ABORTED. REPLACED FUEL CONTROL UNIT AS PER M/M 73-21-01. REPLACED FUEL PUMP PRECAUTIONARY PER M/M 73-11SDR HEEA0010839Fuel Control · failedFUEL CONTROL WOULD NOT SHUT OFF. AFTER THROTTLE IS CLOSED FUEL CONTROL CONTINUES TO FLOW; A 150CC OF FUEL COMES OUT. REPLACED WITH SERVICEABLE FUEL CONTROL.SDR CA970902022Carburetor · failed(CAN) NR2 ENGINE FAILED DUE TO FUEL STARVATION CAUSED BY CARBURETOR FLOAT STUCK IN THE CLOSED POSITION. NR2 ENGINE PROP FEATHERED, CUTOUT SWITCH FAILED TO CUTOUT FOLLOWING NR2 ENGINE FEATHERING OBTAINED. THIS RESULTED IN LH GENERATOR CIRCUIT BREAKER POPPING ANSDR 97ZZZX3903Carburetor · stuckPILOT REPORTED AT CRUISE, PREPARED FOR DESCENT, THROTTLE STUCK FUEL OPEN. AIRCRAFT LANDED AND SHUT OFF ENGINE WITH MIXTURE. UPON INSPECTION, DISCONNECTED THROTTLE, FOUND PROBLEM TO BE IN CARBURETOR. BUTTERFLY VALVE STUCK FULL, WILL NOT CLOSE. CARBURETOR RESDR CA970909010Fuel Control · failed(CAN) WHEN PULLING BACK FROM GATE WITH THRUST REVERSER LEVER ABOUT .500 INCH FORWARD OF FLIGHT IDLE THE LEFT ENGINE RAN AWAY. ALL INDICATIONS WERE HEADING FOR RED. ENGINE SHUT DOWN. ONLY INDICATION NOTICED ABOVE RED WAS N1. THE ITT WENT 926 DEGREES FOR 1.2SDR 97ZZZX3832Castle Nut · failedAIRCRAFT WAS AT CRUISE POWER. LEFT ENGINE WENT TO IDLE POWER. FEATHERED LEFT ENGINE AND LANDED. FOUND THROTTLE CONTROL ARM OFF OF CARBURETOR. FOUND PARTS OF THE CRACKED AN 310-4 CASTLE NUT.SDR 97ZZZX3920Float · failedPILOT REPORTED ENGINE QUIT ON FINAL APPROACH OVER RUNWAY. DELIVERED TO MAINTEANCE, UNABLE TO GET GOOD RUN-UP. DISCOVERED CARBURETOR FLOAT FULL OF FUEL. REPLACED WITH SERVICEABLE FLOAT. ENGINE OPS CHECK GOOD.SDR UF6A970806Fuel Control · failedGRB - FLT 5734 - SHORTLY AFTER V1 THERE WAS A POWER ROLL BACK, SUBSEQUENT RELIGHT WITH TEMPORARY TORQUE INCREASE THEN COMPLETE ENGINE FAILURE ON NR 1 ENGINE. ENGINE AUTOFEATHERED. MAINTENANCE REMOVED AND REPLACED NR 1 MECHANICAL FUEL CONTROL AND PERFORMED A SDR CA970902036Fuel Control · failed(CAN) A POPPING SOUND WAS HEARD IMMEDIATELY AFTER TAKEOFF ACCOMPANIED BY DECAYING PARAMETERS AND AN "ENGINE OUT" WARNING LIGHT ON NR1 ENGINE. THE ENGINE WAS SHUTDOWN AND THE AIRCRAFT RETURNED TO ITS DEPARTURE POINT. POST FLIGHT INSPECTION FOUND THE MAIN FUEL CSDR 97ZZZX3980Bushing · faultyAD 82-24-05 DESCRIBED METHOD OF IDENTIFICATION OF FAULTY PART. UPON INSPECTION OF FUEL CONTROL, FOUND FAULTY PART INSTALLED THOUGH UNIT WAS OVERHAULED 4-23-92. THIS IS THE FOURTH UNIT FOUND WITH PRE-AD BUSHING. RECOMMEND SOURCE INSPECTION AND/OR ONE TIME INSDR CA970902033P3 Line · fractured(CAN) ENGINE POWER ROLLED BACK TO SUB-IDLE DURING CRUISE. THE ENGINE WAS SHUTDOWN AND THE AIRCRAFT MADE AN UNEVENTFUL SINGLE ENGINE LANDING AT ITS DESTINATION. POST FLIGHT INSPECTION REVEALED THE P3 LINE TO BE FRACTURED ADJACENT TO THE OVERSPEED GOVERNOR. THE SDR CA970815013Fuel Contrl Unit · faulty(CAN) NR2 ENGINE FLAMED OUT AT FL390. QUICK REFERENCE HANDBOOK CHECK CARRIED OUT. SUCCESSFUL RELIGHT. AIRCRAFT DIVERTED TO A MAINTENANCE FACILITY. ENGINE INSPECTED AS PER BOEING FAULT ISOLATION MANUAL 73-21-00, PAGES 112 AND 128. PRECAUTIONARY REPLACEMENT OF FSDR 97ZZZX3629Float · collapsedAIRCRAFT CAME IN FOR ENGINE WORK. REMOVED CARBURETOR, RE-INSTALLED CARBURETOR. ATTACHED FUEL LINES. TURNED ON FUEL. FUEL BOWL NEEDLE JET FAILED TO STOP FUEL. REMOVED CARBURETOR, REMOVED BOWL, FOUND FLOAT COLLAPSED ON BOTH SIDES. NO EXPLANATION FOR CAUSE.SDR CA970910004Carburetor · worn(CAN) DURING CARBURETOR INSPECTION THE FORWARD SUPPORT BRACKET WAS FOUND LOOSE, FURTHER INSPECTION REVEALED THE SCREWS HOLDING THE BRACKET TO THE CARBURETOR HEAT BOX WERE LOOSE, EVEN THOUGH THE SCREWS WERE INSTALLED WITH LOCKWASHERS AND WERE PROPERLY LOCKWIREDSDR 97ZZZX3522Carburetor · erraticFLT 50 - SHUT DOWN NR 2 ENGINE AT 1907Z DUE TO ERRATIC INDICATION OF BMEP AND FUEL FLOW. AIRCRAFT FERRIED TO ANC FROM GAL. MAINTENANCE REPLACED CARBURETOR AND RETURNED AIRCRAFT TO SERVICE. (X)SDR 97ZZZX4440Float · leaksDURING A RUN-UP PRIOR TO FLIGHT, SMOKE WAS SEEN COMING OUT OF THE COWLING. THE FIRE THAT FOLLOWED CAUSED SUBSTANTIAL DAMAGE TO THE AIRCRAFT FIREWALL FORWARD. THE ENGINE WAS SENT TO THIS FACILITY FOR INSPECTION AND REPAIR RELATED TO DAMAGE FROM THE FIRE. DURSDR 97ZZZX3471Bearing · wrong partBOGUS BEARINGS PURCHASED NEW SURPLUS FROM CALIFORNIA PROPELLER UNDER EAC P.O. K4495. PART PACKAGED IN JUNE 1997. WHEN INSTALLING IN FUEL CONTROL, BEARING CAME APART. ONLY PART MARKING IS SBB 3 USA AND LOCATED ON INNER RACE. PARTS PURCHASED FROM HAMILTON SDR 97ZZZX3099Throttle Arm · jammedMISALIGNMENT OF THE RIGGING OF THE THROTTLE ARM TO THE CARBURETOR (IN 1994) CAUSED THE THROTTLE ARM TO JAM PREVENTING THE ENGINE FROM ACCELERATING.SDR 97ZZZX3092Fuel Control · failedON THE 23RD OF JUNE, 1997 IN CRUISE FLIGHT, LEFT ENGINE WENT TO MAX POWER EXCEEDING TORQUE, TEMP, AND SPEED LIMITS. ENGINE WAS SHUT DOWN WITH THE FIREWALL SHUT OFF, PROPELLER FEATHERED, AND A DECLARED EMERGENCY LANDING MADE AT PHF WITHOUT ANY FURTHER PROBLEMSSDR 97ZZZX3022Float · defectivePILOTS REPORT EXCESS MAGNETO DROPS OF GREATER THAN 300 RPM'S AND SEVERE ENGINE ROUGHNESS. THE FLOAT IN THE CARBURETOR WAS REMOVED AND FOUND THAT THE REAR-MOST CHAMBER WAS FILLED WITH FUEL. FLOAT IS A PLASTIC DESIGN WITH 3 VISABLE CHAMBERS. THE CHAMBER THAT SDR 97ZZZX3032Flapper Nozzle · cloggedREFERENCE: FW05670. ENGINE SHUT-DOWN IN FLIGHT. SUSPECT TBD - SCREEN ON POSITIVE FLAPPER NOZZLE BECAME CLOGGED WITH CONTAMINATION. SUBMITTER RECOMMENDS FUEL CONTROL BE OVERHAULED. OPERATOR OF AIRCRAFT HAS BEEN NOTIFIED OF FUEL SYSTEM CONTAMINATION. CUSTOSDR UF6A970606Fuel Control · failedORD - FLT 5725 - ON TAKEOFF ROLL WITH RIGHT POWER LEVERS TO STOPS, TORQUE CAME UP TO 90 PERCENT, RATED UP TO 96 PERCENT. MAINTENANCE INSPECTED AND REMOVED AND REPLACED NR 2 MECHANICAL FUEL CONTROL.. SYSTEM OPS CHECKED GOOD. (M)SDR SI3R97005Insert · worn"FUEL LEAK NR 2 ENGINE AS OBSERVED BY ANOTHER AIRCRAFT WHILE TAXIING'. THE LEAK WAS CONFIRMED. OF THE 3 BOLTS THAT HOLD TEMPERATURE COMPENSATING BELLOWS ASSY TO MAIN HOUSING, 1 WAS MISSING, AND THE OTHER 2 HAD LOOSENED. THIS ALLOWED FLANGE SEAL TO EXTRUDE OSDR 97ZZZX3664Fuel Control · malfunctionDELAYED STARTS, FAST TOT RISE, NO MODULATE OR RE-LIGHT. REMOVED AND REPLACED FCU.SDR 97ZZZX2917Lever · separatedWHILE ON APPROACH TO CAK, PILOT LOST THROTTLE CONTROL, AND , SUBSEQUENTLY, LANDED IN AN OPEN FARM FIELD. INVESTIGATION REVEALED THAT THE THROTTLE CONTROL LEVER WAS LOOSE EVEN THOUGH THE CASTLE NUT AND COTTER PIN WERE FAIRLY TIGHT AND INTACT. SUSPECT IMPROPER
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