JASC 7320
Service difficulty reports · 4,393
Reports filed under 7320 · Fuel Controlling System, 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 = '7320' 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 = '7320' 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 AU980338Housing · damaged(AUS) FUEL MANIFOLD VALVE HOUSING DAMAGED IN SEAL RETAINING AREA ALLOWING FUEL TO LEAK PAST THE SEAL.SDR 9805313214T12 Sensor · malfunctionedDURING CLIMB, NR 2 ENGINE N1, FUEL FLOW, AND EGT BEGAN TO FLUCTUATE. FLUCTUATION CONTINUED DESPITE VARIOUS POWER SETTINGS OR IN A CONSTANT POWER SETTING. FLIGHT CREW RETURNED TO DEPARTURE AIRPORT. MAINTENANCE REPLACED THE FUEL FILTER, FUEL PUMP, HMU, AND T1SDR RAIA980318Bypass Valve · failedFLT 7468 - BRL - AIRCRAFT DIVERTED TO BRL, RIGHT ENGINE TORQUE FLUCTUATED IN FLIGHT. MAINTENANCE REPLACED RIGHT ENGINE FUEL BYPASS VALVE. (M)SDR 98ZZZX1503Actuator · failedFOLLOWING TAKEOFF, RPM WARNING LIGHT, ATTEMPTED TO BEEP ENGINES DOWN - ONLY NR 1 RESPONDED. RETURNED AND EMERGENCY LANDING MADE. FOUND NR 2 ACTUATOR INOPERABLE. PARTS ON ORDER.SDR SABA980022Fuel Control · out of adjustFLT 5163 - ON TAKEOFF FROM CLT TO LEX, AT MAX POWER FOR TAKEOFF. THE RIGHT ENGINE WAS AT 100 PERCENT TORQUE. THE LEFT ENGINE WAS BARELY MAKING 75 PERCENT. PILOT ABORTED TAKEOFF. NO EMERGENCY WAS DECLARED. AIRCRAFT RETURNED TO PARKING. MAINTENANCE ADJUSTESDR CA980416011Control Cable · frayed(CAN) CONDITION LEVER CABLE TO RIGHT HAND ENGINE FOUND WITH BROKEN STRANDS. CABLE WORN ALONG THE PART THAT CROSSES THE ENGINE FIRE WALL.SDR 9804851148Compressor · stalledDURING THE LANDING ROLLOUT WHILE IN REVERSE THRUST AT 85 KTS, THE NR 3 ENGINE COMPRESSOR STALLED. THE EGT ROSE TO 900C BEFORE THE ENGINE WAS SHUT DOWN. MAINTENANCE INSPECTED THE ENGINE WITH NO DEFECTS NOTED. THE REVERSER WAS PLACED ON MEL 78-1A DUE TO LACK SDR C2XA98CL026Fadec · failedSAV - FLT 4020 - CREW REPORTED DURING DESCENT, THE NR 1 ENGINE CONTROL 'B' FAILED AND THE ENGINE WAS SHUT DOWN. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT THEN REMOVED AND REPLACED FADEC 1A IAW EMB-145 MM 73-22-01. OPERATIONAL CHECSDR SABA980016P3 Line · looseCLT - FLT 5167 - ON FLIGHT FROM LEX TO CLT, PILOT REPORTED TO DISPATCH THAT THE RIGHT ENGINE STARTED LOOSING POWER. THE ENGINE FINALLY SHUT ITSELF DOWN. AIRCREW DECLARED AN INFLIGHT EMERGENCY AND LANDED SAFELY AT CLT. MAINTENANCE FOUND THE P3 LINE ON THE RTSDR 98ZZZX1272Case Half · erodedA SLIGHT RUB WAS HEARD IN THE COMPRESSOR WHEN THE N1 WAS ROTATED. UPON CASE HALF REMOVAL FOR INSPECTION, SEVERE VANE EROSION WAS FOUND. THE CHORD OF ONE VANE WAS SO THIN AS TO CAUSE THE VANE TO BEND AND RUB ON THE COMPRESSOR ROTOR. SUBMITTER SUSPECTS CASE HSDR MALA976031Hmu · failedON CLIMBOUT, THE RIGHT ENGINE SURGES WITH CTOT ON AND OFF. COMPLIED WITH QRH AND RETURNED TO DTW. MAINTENANCE REPLACED RIGHT ENGINE HMU, OPS AND LEAK CHECK GOOD.SDR RAIA980305Hmu · failedFLT 7126 - STL - RIGHT ENGINE WAS SLOW TO ACHIEVE TAKEOFF TORQUE. MAINTENANCE REPLACED RIGHT FUEL HYDROMECHANICAL UNIT. (M)SDR CA980311025Fuel Flow Reg · faulty(CAN) DURING TOP OF DESCENT, NR 2 ENGINE WOULD NOT THROTTLE BACK BELOW 83 PERCENT N1. ALL ENGINE PARAMETERS WERE NORMAL. NR 2 ENGINE WAS SHUTDOWN. POST-FLIGHT INSPECTION FOUND THE NR 2 ENGINE FUEL FLOW REGULATOR (FFR) INTERNAL DAMAGED. FFR REPLACED. AIRCRASDR VTZA98093Fcu · out of adjustFLT 6468 - IAD-BWI - AIRCRAFT ABORTED TAKEOFF DUE TO TORQUE FLUCTUATION ON LT AND RT ENGINES. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED X-SCREW ON LT FCU AND NO FLUX DEFECTS NOTED ON RT ENGINE DURING GROUND RUN, OSDR SWIA971090Hmu · malfunctionedON TAKEOFF AT 5000 MSL, EXPERIENCED AN UNCOMMANDED TORQUE INCREASE WITH AN EEC FAILURE LIGHT ON THE LEFT ENGINE. TORQUE VALUE WENT TO 130 PERCENT FOR APPROXIMATELY 5 SECONDS BEFORE WE COULD GET AIRCRAFT POWER LEVER RETRACTED AND THE EEC SWITCH OFF. RETURNED SDR 98ZZZM448Fuel Control · out ot adjustDFW - FLT 1235 - ON TAKEOFF ROLL, LEFT ENGINE PRODUCED ONLY 97 PERCENT RPM. CREW ABORTED TAKEOFF AND RETURNED TO GATE AREA. MAINTENANCE INSPECTED THE AIRCRAFT AND ADJUSTED SCREW 'X' ON THE LEFT ENGINE ONE AND ONE-HALF TURNS. MAINTENANCE PERFORMED GROUND RUNSDR VTZA98076Fcu · out of adjustFLT 6348 - IAD-GSO - AIRCRAFT ABORTED TAKEOFF DUE TO LEFT RPM 103 PERCENT AT 80 KNOTS. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED X-SCREW ON FCU, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVSDR WTAA980033Bypass Valve · failedSBP - LEFT ENGINE FAILED TO MAKE TAKEOFF TORQUE. TAKEOFF ABORTED. MAINTENANCE DEFERRED TTL PER MEL 76-2. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLY CLOSED DEFERRAL BY REPLACING LEFT TTL BYPASS VALVE. OPERATIONAL AND LEAK CHECK SATISFACTORY. (SDR SIMA980411Valve · failedORD - FLT 4123 - FLT CREW REPORTED SMOKE SMELL IN THE CABIN AND COCKPIT. MAINTENANCE R/I'D P2.5/P3 SWITCHING VALVE AND NL PROBE IAW PWA MM 72-01-60. PERFORMED GROUND ENGINE RUNS SATISFACTORILY. RETURNED A/C TO SERVICE. (M)SDR 98ZZZM387Probe · failedORD - FLT 4123 - FLT CREW REPORTED SMOKE SMELL IN THE CABIN AND COCKPIT. MAINTENANCE R/I'D P2.5/P3 SWITCHING VALVE AND NL PROBE IAW PWA MM 72-01-60. PERFORMED GROUND ENGINE RUNS SATISFACTORILY. RETURNED A/C TO SERVICE. (M)SDR DL76S980333Fuel Line · looseON DESCENT AT FL200 WITH ENGINE ANTI-ICE TURNED ON AND AUTO THROTTLES ENGAGED RT ENGINE ADV TO FULL POWER AND LT ENGINE REMAINED AT IDLE. N1 COMMAND BUG SHOWED FULL POWER REQUESTED ENGINE STAYED AT IDLE. MAINT FOUND FUEL LINE CONN AT FUEL FLOW METER LOOSE ANSDR PLGA980204APcu · out of adjustPWM - FLT 4277 - DURING TAKEOFF, WHEN THE CTOT WAS SWITCHED ON THE RIGHT TORQUE INCREASED BUT THE LEFT DID NOT. TAKEOFF WAS ABORTED AND AIRCRAFT RETURNED TO THE GATE. MAINTENANCE RIGGED THE LEFT ENGINE PCU. SYSTEM GROUND CHECKED GOOD. (M)SDR VTZA98026Ttl Valve · failedFLT 6391 - IAD-CHO - DURING CRUISE, EXPERIENCED A FLUCTUATION OF THE RT EGT AND TQ INDICATIONS. AIRCRAFT RETURNED TO IAD WITH NO PROBLEM. AIRCRAFT TAXIED TO THE GATE WHERE MAINTENANCE CONTROL WAS NOTIFIED. MAINTENANCE WAS DISPATCHED TO THE AIRCRAFT AND REMOSDR REXA98025Clamp · looseLEFT ENGINE WOULD NOT EXCEED 60 PERCENT TORQUE AND RAN 100-150 DEGREES HOTTER THAN RIGHT. FOUND HP P-3 PIPE CLAMP OFF. REINSTALLED CLAMP AND RUN CHECKS GOOD. (M)SDR 98ZZZX1037Adapter · wornDURING ROUTINE INSPECTION CHECK 2, START NOZZLE ADAPTER WAS INSPECTED PER WILLIAMS ROLLS ROYCE FJ44-1A MM FOR DEFECTS. FRETTING WEAR OF .025 INCH WAS NOTED IN ZONE B(TIP) OF START NOZZLE, .020 INCH IS MAX SERVICE LIMIT FOR WEAR IN THIS AREA. INITIAL DISCOVERYSDR 98ZZZM422Linkage · out of adjustPRIOR TO FLT 9486, PILOT REPORTED NR 2 ENGINE LOSES FUEL PRESSURE WHEN CONDITION LEVER IS BROUGHT TO START FEATHER POSITION. THE AIRCRAFT WAS INSPECTED AND FOUND TO BE SAFE FOR FERRY FLIGHT, WITH NR 2 ENGINE SHUT DOWN, TO FLL MX BASE. INSPECTION FOUND FCU LISDR VTZA98016Ttl Bypass Valve · failedFLT 6362 - SYR-IAD - DURING TAKEOFF EXPERIENCED A DISCREPANCY WITH THE RT ENGINE ONLY MAKING 90 PERCENT TAKEOFF TORQUE. THE AIRCRAFT RETURED TO SYR AND MAINTENANCE CONTROL WAS NOTIFIED. MAINTENANCE REMOVED AND REPLACED THE TTL BYPASS VALVE ON THE RT SIDE IAWSDR 98ZZZX534Rod End · defectiveENGINE POWER WOULD NOT DECREASE DUE TO TIGHT ROD END CONNECTOR FROM CAM BOX TO FCU DEFECTIVE. TAT: 30,824 HOURS. ENGINE TSN: 4,295 HOURS. ENGINE TSO: 1,129 HOURS.SDR 98ZZZX2711Rod End · bindingENGIEN POWER WOULD NOT DECREASE DUE TO BINDING ROD END CONNECTOR CAM BOX TO FCU. TAT: 30,824 HOURS. ENG TSN: 4,295 HOURS. ENG TSO: 1,129 HOURS.SDR 98ZZZX286Fcu · required adjustBWD/DFW - FLT 1230 - ON TAKEOFF ROLL JUST BEFORE V1, EXPERIENCED A POWER DROP IN LT ENGINE AND ACFT YAWED TO THE LEFT. ABORTED TAKEOFF AND RETURNED TO GATE WITH NO FURTHER ABNORMALITIES NOTED. MAINTENANCE CONTROL DISPATCHED FROM DFW AND ADJUSTED SCREW 'X' ON SDR VTZA98013Fuel Control · out of adjustFLT 6151 - IAD-PHF - ABORTED TAKEOFF DUE TO LEFT ENGINE WOULD ONLY MAKE 98 PERCENT TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED MAX FUEL, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)SDR HEEA0012452Hmu · failedNR 1 ENGINE FAILED IN FLIGHT.SDR HEEA0012446Hmu · failedFADEC DEGRADE AND RESTART FAULT LIGHT ON IN FLIGHT. REPLACEMENT S/N ALM0437.SDR USAAF97103Flow Regulator · failedCLT - FLT 668 - ON APPROACH TO CLT, AT 1000 FT AGL, CAPTAIN TRIED TO IDLE BACK ON THROTTLE FROM 80 PERCENT. NR 2 ENGINE WOULD NOT SET BACK AND HUNG AT 80 PERCENT. THERE WAS NO RESPONSE CUTTING BACK THE POWER. AFTER GO AROUND AND HAVING CONTINUED POWER PROBLSDR 9724209956Pt2 Line · crackedRIGHT ENGINE EPR INDICATION FAILED TO REACH TARGET VALUE DURING TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE FLIGHT RETURNED TO THE GATE. MAINTENANCE REPLACED THE RIGHT ENGINE NOSE DOME ASSEMBLY WITH A SERVICEABLE UNIT. RUN-UP AND OPERATIONAL CHECKS WERE SSDR VTZA97702Fuel Control · out of adjustFLT 6194 - IAD-EWR - ABORTED TAKEOFF DUE TO LEFT ENGINE NOT MAKING TARGET TORQUE. AIRCRAFT RETURNED TO THE GATE WHERE MAINTENANCE WAS CALLED. MAINTENANCE TROUBLESHOT THE DISCREPANCY AND FOUND THAT THE MAX FUEL FLOW NEEDED ADJUSTMENT. ADJUSTMENTS WERE MADE ISDR CA971231009Line · leaking(CAN) FUEL NOTED DRIPPING FROM THE ENGINE COMPARTMENT OVERBOARD DRAIN. FUEL LINE BETWEEN FUEL CONTROL AND GOVERNOR LEAKING.SDR CA971231008Tube · cracked(CAN) AIR LINE FROM COMPRESSOR SCROLL TO GOVERNOR CRACKED AT FLARE AT SCROLL END. THIS CAUSED ENGINE TO GO TO IDLE.SDR HEEA0012373Bellows · defectiveACCELERATION BELLOWS DEFECTIVE. INOPERATIVE. SCRAPPED PART. REPLACED WITH SERVICEABLE PART.SDR HEEA0012372Metering Valves · unbondedMETERING VALVE SLEEVE ASSEMBLY UNBONDED. SCRAPPED PART. REPLACED WITH SERVICEABLE PART.SDR VTZA97663Connector · failedFLT 6353 - IAD-TYS - AIRCRAFT MADE AN UNSCHEDULED LANDING AT IAD DUE TO NR 2 ENGINE IEC FAILED. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED T2 SENSOR CANNON PLUG, OPS CHECK OK. AIRCRAFT WAS RELEASED ANDSDR 97ZZZM1227Fuel Control · out of adjustTHE PILOT ABORTED THE TAKEOFF AT SAT FOR LOW TORQUE ON RIGHT ENGINE. MAINTENANCE PERFORMED GROUND CHECK, ADJUSTED SCREW 'X', VERIFIED EGT COMP, AND TSC. ALL CHECKED OK. AN ENGINE GROUND RUN WAS ACCOMPLISHED TO VERIFY ADJUSTMENTS THAT WERE MADE. NO DEFECTS SDR REXA97270P3 Line · brokeLEFT ENGINE WOULD NOT MAKE TARGET TORQUE. FOUND LEFT ENGINE P3 LINE BROKEN. REMOVED AND REPLACED P3 LINE. (M)SDR 98ZZZM108'X' Screw · out of adjustDFW - FLT 1231 - BOTH ENGINES REPORTED LOW TORQUE DURING TAKEOFF ROLL, LEFT TORQUE 40 PERCENT, RIGHT TORQUE 80 PERCENT. TAKEOFF ABORTED. AIRCRAFT RETURNED TO GATE AND MAINTENANCE PROCEEDED TO INVESTIGATE. MAINTENANCE GROUND RUNS CONFIRMED LOW TORQUE ASSOCIASDR 98ZZZM107'X' Screw · out of adjustDFW - FLT 1231 - LEFT ENGINE READS 80 PERCENT TORQUE AND RIGHT ENGINE READS 95 PERCENT TORQUE AT 100 PERCENT RPM IN FLIGHT. EGT 620 DEGREES. AIRCRAFT RETURNED TO DFW. MAINTENANCE PERFORMED GROUND RUNS IAW SA227 MM AND GARRETT MM 71-00-00. COULD NOT DUPLICATSDR HEEA0012043Linear Actuator · failedLINEAR INDICATOR INOPERATIVE.SDR CA971210001Stop Screw · out of adjust(CAN) ON TAKEOFF, LEFT ENGINE RPM FLUCTUATED AND CONTINUED TO DO SO, CAUSING CREW TO FEATHER PROP AND SHUT DOWN ENGINE. LEFT FUEL CONTROL TO PROP GOVERNOR HIGH RPM CORRELATION OUT OF ADJUST.SDR 9721719604Fuel Control · moisture contamDURING TAKEOFF ROLL, THE LEFT ENGINE EPR, N1, N2, AND FUEL FLOW INDICATION BEGAN FLUCTUATING. CREW ABORTED TAKEOFF AT 100 KNOTS AND RETURNED TO THE GATE. MAINTENANCE INSPECTED THE LEFT ENGINE INLET AND OUTLET. DRAINED FUEL CONTROL MOISTURE TRAP. OPERATIONASDR LR7A9727Valve · failedNR 3 ENGINE SHUTDOWN ON TAKEOFF AT 1633Z DUE TO RAPID FLUCTUATIONS IN TIT AND ENGINE RPM. REMOVED AND REPLACED NR 3 SPEED SENSE VALVE IAW N75-02, OPS NORMAL.SDR WTAA970208Fuel Control · out of adjustFAT - LEFT ENGINE UNABLE TO MAINTAIN REQUIRED TAKEOFF TORQUE. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE DEFERRED LEFT ENGINE TTL PER MEL 76-2. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLY CLEARED DEFERRAL BY ADJUSTING LEFT ENGINE SPEED LEVER
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