JASC 2820

Service difficulty reports · 3,630

Reports filed under 2820 · Aircraft Fuel Distribution 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 = '2820'
  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 IPXA2025121861336Fuel Tank · inoperative**SUPPLEMENTAL SDR** DURING FLIGHT FUEL TRANSFERRED FROM RH TANK TO CENTER TANK. LOOKS ABOUT 200 LBS PER HOUR. REMOVED AND REPLACED RH DEFUEL VALVE REF. UPS B757 AMM 28-26-01-004-144 AND 28-26-01-404-145. COMPLETED DEFUEL VALUE INSTALLATION WITH ADJUSTMENT LDec 16, 2025 · N421UP · Boeing 75724APFSDR AALA202512179117Fuel Sys · out of balanceAIRCRAFT WAS NOT GROUNDED: 1500LB FUEL IMBALANCE (RIGHT TANK LOW) AFTER TAKEOFF WITH FUEL IN THE CENTER TANK AND CENTER PUMPS OPERATING. HAD TO CROSS FEED MULTIPLE TIMES TO REBALANCE FUEL. (OPEN).Dec 16, 2025 · N952NN · Boeing 737823SDR IPXA2025121661336Fuel Sys · out of balanceDURING FLIGHT FUEL TRANSFERRED FROM RH TANK TO CENTER TANK. LOOKS ABOUT 200 LBS PER HOUR. NO EXTERNAL LEAKS FOUND, OBSERVED FUEL TRANSFERS FROM RIGHT TO CENTER. DEFERRED PER AMM 28-21-00-702-001 B(2)Dec 16, 2025 · N421UP · Boeing 75724APFSDR IPXA2025121779899Fuel Sys · out of balanceFUEL CONFIG EICAS MSG 2.5 HOURS INTO FLIGHT. LEFT TANK 2,000LBS HIGHER THAN RIGHT TANK. AIRCRAFT OK FOR SERVICE PER AMM 28-21-00-702-001. PERFORMED CROSSFEED LEAK CHECK PER AMM 28-22-02. NO LEAKS FOUND. OBSERVED PRESSURE REFUELING AND NO LEAKS FOUND AND NO FDec 16, 2025 · N441UP · Boeing 75724APFSDR AALA202512190633Control Unit · fault messageAIRCRAFT WAS GROUNDED: ACCOUNT MAINTENANCE CENTER TANK PUMP 2 ECAM SYSTEM FAULT. DECESSION MADE TO RETURN TO DFW NO EMERGENCY DECLARED, AND FLIGHT WAS NOT OVERWEIGHT FOR LANDING. AIRCRAFT LANDED WITHOUT INCIDENT AND TAXIED TO GATE UNDER ITS OWN POWER. MAINTENDec 15, 2025 · N839AW · Airbus A319132SDR AALA202512194629Control Unit · fault messageAIRCRAFT WAS GROUNDED, ACCOUNT MAINTENANCE CENTER TANK PUMP 2 ECAM SYSTEM FAULT. DECESSION MADE TO RETURN TO DFW NO EMERGENCY DECLARED, AND FLIGHT WAS NOT OVERWEIGHT FOR LANDING. AIRCRAFT LANDED WITHOUT INCIDENT AND TAXIED TO GATE UNDER ITS OWN POWER. MAINTEDec 15, 2025 · N839AW · Airbus A319132SDR IPXA2025121202811Fuel Sys · faultedFUEL CONFIG EICASDURINGAPPROACH AFTER USING CTRTANK FUEL FLOWS WERE EQUAL. LEFT TANK SHOWED 2000 LESS THAN RIGHT.WITH AP ON AILERON SHOWEDMORE THAN1UNIT TO THELEFT. AIRCRAFT ROLLED TO RIGHT WHEN AP WAS OFF DEFERRED AMM 28-21-00-702-001 PAR B,2Dec 12, 2025 · N445UP · Boeing 75724APFSDR K2AA2026010900001Fuel Filter · bypassingPILOT REPORTED FUEL BYPASS CAS MESSAGE ON LH ENGINE DURING FLIGHT.Dec 11, 2025 · N408KA · Textrn 408SDR DXTA2025121506088Cartridge · defectiveWHEN CROSS FEEDING FROM RIGHT TANK TO LEFT ENGINE THE LOW FUEL PRESSURE LIGHT FLASHED ON AND THE LEFT BOOST PUMP CAME ON AND STAYED ON. UNABLE TO CROSS FEED FROM RIGHT TO LEFT. LEFT TO RIGHT CROSSFEED WORKS NORMALLY. CORRECTIVE ACTION: OPERATED BOTH ENGINES ADec 11, 2025 · N669QS · Cessna 560XLSDR DXTA2025121506099Check Valve · defectiveIN LEVEL FLIGHT WE SELECTED THE FUEL CROSSFEED SELECTOR TO THE LEFT TANK THE WHITE LEFT FUEL BOOST AS IT SHOULD BUT A FEW SECOND LATER THE RIGHT AMBER BOOST PUMP CAS MESSAGE COMES ON. WHEN YOU SELECT THE CROSSFEED TO OFF AND FOLLOW THE CHECKLIST YOU CAN GET THDec 11, 2025 · N507QS · Cessna 680ASDR YENA2025120801178Actuator · faultedFLT#1189, JFK-SAN. (ETOPS) FUEL ACT XFR FAULT QRH PROCEDURE APPLIED ALL SYS ARE NORMAL ( CAUTION ON ECAM 5) ACT XFR FAULT (ACT) ).Dec 4, 2025 · N2165J · Airbus A321271NXSDR AALA202512052095Pressure Switch · faultedAIRCRAFT WAS NOT GROUNDED: RIGHT AFT FUEL PUMP LOW PRESSURE LIGHT DOES NOT ILLUMINATE WITH PUMP TURNED OFF. INSPECTED AND CLEANED RIGHT HAND AFT FUEL BOOST PUMP PRESSURE SWITCH ELECTRICAL CONNECTOR, OPS TESTED GOOD IAW AMM 28-42-11.Dec 4, 2025 · N844NN · Boeing 737823SDR YENA2025120401174Fmc · faultedFLT#1189, JFK-SAN. (ETOPS) 1-35. PERFORMED BITE TEST + NO FAULT NOTED. C/W TSM 28-42-00-810-147A. THIS CLEAR MDDR. MX-4 UPDATED MCC REQUEST ETOPS TO REMAINS DOWNGRADED.Dec 4, 2025 · N2165J · Airbus A321271NXSDR QMLA2025120120119Cartridge · inoperativeAFT FUEL PUMP MEL'D. REMAINING FUEL PUMP FAILED TO MAINTAIN THE NR 2 SUPPLY TANK FULL. FUEL LEVEL FLUCTUATED BETWEEN 15 (FULL) AND 12 SEVERAL TIMES AND THEN DROPPED TO 12 AND STAYED THERE THE REMAINDER OF THE FLIGHT. REPLACED PUMP CARTRIDGE.Dec 1, 2025 · N102HN · Urocop EC135P1SDR 2025FA0000789Relay · unstableTHE AFT FUEL PUMP ON THE TANK #2 LOW PRESSURE LIGHT ILLUMINATED. IAW AMM 28-22-41 PAG 501-506 GROUND FAULT INTERRUPTER RELAY "20" RESET WAS PERFORMED.Nov 26, 2025 · N663FL · Boeing 7374Q8SDR YENA2025112401118Fmc · faultedFLT 133, BOS-SFO. (ETOPS) ECAM FUEL ACT XFR FAULT ( CAUTION ON ECAM 5) ACT XFR FAULT (ACT) ); PER TECH SUPPORT REMOVED AND REPLACED AFMC (2QN) IAW AMM 28-51-35. OPS CHK GOOD. ACCOMPLISHED PRIMING OF ACT FUEL PUMPS & ACT FUEL TRANSFER IAW AMM 28-00-00. OPS CHKNov 23, 2025 · N2165J · Airbus A321271NXSDR CALA2025112411439Fuel Cap · missingAIRCRAFT ARRIVED WITHOUT FUEL CAP, PLACED ON CDL. FUEL CAP PLACED ON CDL, REF L/P 7021387. REPLACED FUEL CAP , OPS CHECKED GOOD IAW AMM 28-00.Nov 20, 2025 · N471UA · Airbus A320232SDR 2025FA0000761Fuel Filter · chafedINLINE FUEL FILTER CHAFES IN BRACKET THAT HOLDS IT TO FIREWALL. DUE TO THIS, A GROOVE WAS WORN INTO THE FUEL FILTER HOUSING. THE FUEL FILTER BRACKET DOES NOT PROVIDE A TIGHT FIT. FILTER IS ANDAIR P/N FX375-M CUB CRAFTERS P/N VP5612-005.Nov 17, 2025 · N190AT · Cubcft TOPCUBSDR IPXA2025111755667Fuel Sys · out of balanceAPPEARS TO BE MIGRATING FROM THE RIGHT TO LEFT TANK. STARTED WITH 7.2 IN LEFT TANK 7.5 IN RIGHT, 0.3 IN CENTER. AT TOP OF CLIMB LH TANK 5.8 RIGHT FUEL TANK AT 5.3 CENTER AT 0.5. SEE LOG PG PICTURE. INSTALLED L/H AFT X FEED VALVE ACTUATOR IAW AMM TASK 28-22-12Nov 7, 2025 · N438UP · Boeing 75724APFSDR AALA202511128743Scavenge Pump · faultedAIRCRAFT WAS GROUNDED: ON CLIMB OUT LESS THAN 1000 LBS IN THE CENTER TANK, GOT A FUEL IMBALANCE WITH THE LEFT TANK LOW, FUEL IMBALANCE WAS APPROXIMATELY 1200LBS. REMOVED AND REPLACED FUEL SCAVENGE FLOAT SOV (AALA202511063979). REMOVE AND REPLACED SCAVENGE JENov 5, 2025 · N939AN · Boeing 737823SDR AALA202511128991Fuel Line · faultedAIRCRAFT WAS GROUNDED: ON CLIMB OUT LESS THAN 1000 LBS IN THE CENTER TANK, GOT A FUEL IMBALANCE WITH THE LEFT TANK LOW, FUEL IMBALANCE WAS APPROXIMATELY 1200LBS. REMOVED AND REPLACED FUEL SCAVENGE FLOAT SOV (AALA202511063979). REMOVE AND REPLACED SCAVENGE JETNov 5, 2025 · N939AN · Boeing 737823SDR AALA202511042890Probe · faultedAIRCRAFT WAS GROUNDED: 4000 POUND FUEL IMBALANCE AT THE TOP OF DESCENT AFTER 10HRS OF FLIGHT. REMOVED AND REPLACED RIGHT CENTER NUMBER 5 FUEL TANK PROBE.Oct 28, 2025 · N785AN · Boeing 777223SDR IPXA2025103191965Fuel Tank · out of balanceIN FLIGHT RIGHT FUEL TANK WENT 3000 LBS LESS THAN LEFT. INITIALLY WHEN BALANCED RIGHT TANK DROPPED 500 LBS IN TEN MINS THEN 1200 IN 30 MINS. LANDED WITH 3800 LBS LESS IN RIGHT TANK. REMOVED AND REPLACED LEFT WING FUELING SHUTOFF VALVE I.A.W. UPS B757 AMM 28-2Oct 28, 2025 · N438UP · Boeing 75724APFSDR IPXA2025102991965Fuel Sys · out of balanceIN FLIGHT RIGHT FUEL TANK WENT 3000 LBS LESS THAN LEFT. INITIALLY WHEN BALANCED RIGHT TANK DROPPED 500 LBS IN TEN MINS THEN 1200 IN 30 MINS. LANDED WITH 3800 LBS LESS IN RIGHT TANK.Oct 28, 2025 · N438UP · Boeing 75724APFSDR AALA202510292890Fuel Sys · out of balanceAIRCRAFT WAS GROUNDED: 4000 POUND FUEL IMBALANCE AT THE TOP OF DESCENT AFTER 10HRS OF FLIGHT. (OPEN).Oct 28, 2025 · N785AN · Boeing 777223SDR IPXA2025110450848Fuel · out of balanceFUEL CONFIG MESSAGE IN CRUISE. RIGHT TANK 2000LBS LESS THAN LEFT. RAN QRH REBALANCING L&R. AFTER REBALANCING, ON DECENT 12.8 AS RH TANK WAS 1000 LESS THAN LEFT TANK. PERFORMED OPS CHECK OF LH AND RH DEFUEL VALVES IAW AMM 28-26-01-404-145. OPS CHECK GOOD.Oct 25, 2025 · N438UP · Boeing 75724APFSDR IPXA2025102750848Fuel Sys · out of balanceFUEL CONFIG MESSAGE IN CRUISE. RIGHT TANK 2000LBS LESS THAN LEFT. RAN QRH REBALANCING L&R. AFTER REBALANCING, ON DECENT 12.8 AS RH TANK WAS 1000 LESS THAN LEFT TANK.Oct 25, 2025 · N438UP · Boeing 75724APFSDR AALA202511070270Canister · faultedAIRCRAFT WAS NOT GROUNDED: RIGHT FUEL TANK PUMP 2 LOW PRESSURE ECAM AFTER TAKEOFF. RIGHT TANK PUMP 2 LISTED AS INOPERATIVE IN STATUS PAGE. MAINTENANCE REPLACED THE CANISTER AND FUEL PUMP (AALA202511079826) FOR THE RIGHT TANK PER AMM 28-21-51. A SATISFACTORY LOct 23, 2025 · N553UW · Airbus A321231SDR QMLA2025102320107Fuel Filter · warning messageFUEL PRESS CAWS INDICATION DURING CRUISE FLIGHT THAT DID NOT EXTINGUISH. FUEL CAWS LIGHT , INSPECTED, REPLACED FUEL FILTER, RTS.Oct 22, 2025 · N854AL · Pilats PC1245SDR AALA202510305674Compensator · faultedAIRCRAFT WAS NOT GROUNDED: LEFT MAIN FUEL TANK QUANTITY INDICATION ERRATIC. FUEL QUANTITY SHOWS INCREASING AND DECREASING CONSTANTLY WHEN CROSS-FEEDING AND LEFT MAIN TANK FUEL PUMPS TURNED OFF. CONFIRMED LEFT FLIGHT DECK FUEL TANK INDUCTION INOPERATIVE. REMOVOct 21, 2025 · N810NN · Boeing 737823SDR IPXA2025101684764Pump · bypassingFUEL IMBALANCE, 2-3.C/W WITH QRH, NO FUEL LEAK SUSPECTED, BALANCED FUEL. MAIN TANK 2 IS CONSISTENTLY LOWER THAN MAIN TANK 3 CMC MSG 28798. VERIFIED DEFUEL VALVE POSITION PER IFIM 28-22 TASK 925. PRESSURIZED FUEL MANIFOLD. FOUND FUEL FLOW RATE IS 400LBS LESS USOct 15, 2025 · N574UP · Boeing 74744AFSDR KCSA202510231453Fuel Sys · malfunctionedDECLARED EMERGENCY FOR PRIORITY HANDLING TO LAND RUNWAY 26, 3200 LBS OF FUEL INDICATED IN RIGHT WING TANK. TRANSFERRED TO DMI #100275603 IAW KAL MEL 28-41-1-2-2, CAT B, DUE 10-17-25, MAINTENANCE PROCEDURE COMPLIED WITH, PLACARDS INSTALLED.Oct 14, 2025 · N771CK · Boeing 77736NERSDR 2025FA0000709B-Nut · looseDOWNLOAD THE FLIGHT INFORMATION FROM THE DATA CARD. UPON OPENING THE CABIN DOOR, WAS IMMEDIATELY MET WITH A STRONG ODOR OF FUEL. THE COCKPIT SEATS WERE REMOVED FOR INSPECTION. UPON OPENING AN INSPECTION PANEL ON THE RT WING SPAR PASSTHROUGH, NOTED THAT THE Oct 13, 2025 · N90CF · Cirrus SR22TSDR DXTA2025101505291Shutoff Valve · defectiveON POSTFLIGHT, THERE IS A STRONG JET-A ODOR IN THE AFT E/E BAY. NO VISIBLE LEAKS. CREW THAT STARTED THE DAY WITH THIS ACFT SAID IT WAS NOT THERE IN THE MORNING PRIOR TO APU OR ENGINES RUNNING. FOUND APU FUEL SUPPLY LINE TO BE LEAKING. R & R FUEL SUPPLY LINE AOct 12, 2025 · N242QS · Cndair CL6002B16SDR AALA202510209104Relay · inoperativeAIRCRAFT WAS GROUNDED: ON CLIMB OUT WE OBSERVED FUEL IMBALANCE AMBER ALERT ON RIGHT WING TANK IN EXCESS OF 1,000 POUNDS AND INCREASING RAPIDLY WITH ALL PUMPS CONFIGURED PROPERLY. VERIFIED RIGHT CENTER BOOST PUMP INOPERATIVE CAUSING FUEL IMBALANCE ON CLIMB OUT.Oct 11, 2025 · N928AN · Boeing 737823SDR AALA202510205986Relay · faultyAIRCRAFT WAS GROUNDED: ON CLIMB OUT WE OBSERVED FUEL IMBALANCE AMBER ALERT ON RIGHT WING TANK IN EXCESS OF 1,000 POUNDS AND INCREASING RAPIDLY WITH ALL PUMPS CONFIGURED PROPERLY. VERIFIED RIGHT CENTER BOOST PUMP INOPERATIVE CAUSING FUEL IMBALANCE ON CLIMB OUT.Oct 11, 2025 · N928AN · Boeing 737823SDR HALA20251013315Coupling · leakingETOPS - LINE SVC REPORTED FUEL DRIPPING FROM TRIM PIPE DRAIN MAST. REPLACED FUEL TRANSFER HOSE COUPLING PER AMM 28-27-47. LEAK CHK GOOD OK FOR SVCOct 10, 2025 · N384HA · Airbus A330243SDR QMLA2025101120102Vent Line · faultedDURING CRUSE THE CREW COULD SMELL FUEL IN THE CABIN. TOOK AIRCRAFT OUT OF SERVICE FOR SCHEDULED MX (LATE START DUE TO AIRCRAFT FLIGHTS) FOR A1042 300/12MO STARTER INSPECTION AND C 0520 100HOUR ICA INSPECTION, FOUND MULTIPLE DISCREPANCIES, UPON FURTHER DISCUSSIOct 7, 2025 · N184AM · Bell 407SDR QXEA2025100700317Fuel Sys · faultedFUEL FEED 2 FAULT ON TAKEOFF. REJECTED TAKEOFF. REMOVED FROM SERVICE. INFO ONLY RESET. FUEL FEED 2 FAULT IAW AOM 1 PG 3.8.25 AND GPM 8.2.2.4 MSG CLRD. RETURNED TO SERVICE. NO PARTS REPLACED.Oct 3, 2025 · N647QX · Emb ERJ170200LRSDR IXXA20251002001Tube · dentedFUEL TUBE DENTED INSIDE THE LEFT FUEL TANK BEEN RIBS 20 AND 21, ACCESS PNL 541LBOct 2, 2025 · N395CM · Boeing 767323SDR DXTA2025100305157Sensor · faultedRECURRING MALFUNCTION. ORIGINAL DISCOVERY T2PL6D00D5PN2 09/27/25 CLOSED WO T2PL6D00D5PN5 09/30/25. THIS FLIGHT, 09/30/25, AGAIN OBSERVED CAS MESSAGE "FUEL SCAV FAIL-R" (A) DURING DESCENT. QRH PROCEDURE EXTINGUISHED CAS MESSAGE. CORRECTIVE ACTION: REMOVED SUSPOct 1, 2025 · N837QS · Textrn TEXTRON700SDR DXTA2025100205150Pressure Switch · defectiveSELECTING CROSS FEED FROM THE LEFT SIDE WHILE IN CRUISE FLIGHT CAUSED A LEFT LOW PRESS CAS, FOLLOWED BY A FUEL BST ON L CAS. CORRECTIVE ACTION: REPLACED PRESSURE SWITCH. IAW CE680A MM 28-40-00 OPS CHECK GOODSep 30, 2025 · N605QS · Cessna 680ASDR DXTA2025092905114Actuator · faultyREPEAT WRITE UP, DURING CLIMB, CRUISE, AND DESCENT THERE WERE FUEL IMBALANCES. WE HAD TO CROSSFESD MULTIPLE TIMES TO EQUALIZE THE WEIGHT. DURING CLIMB AND CRUISE THE RIGHT SIDE WAS IMBALANCED AND DURING THE DESCENT THE LEFT BECAME IMBALANCED. CORRECTIVE ACTIONSep 27, 2025 · N327QS · Emb EMB505SDR AALA202509306310Warning Light · illuminatedAIRCRAFT WAS NOT GROUNDED: THE NUMBER 2 ENGINE FUEL AFT LOW PRESSURE LIGHT CAME ON AND REMAINED ILLUMINATED. T/S PER WDM 28-23-11. PERFORMED VOLTAGE CHECK OF CONNECTOR D74, FOUND 115V AT ALL THREE PHASES. SUSPECT PUMP AT FAULT. OPENSep 26, 2025 · N951AA · Boeing 737823SDR IPXA2025093038715Scavenge Pump · malfunctioned30 MIN OF FLIGHT, 0.5 OF FUEL FROM RIGHT TANK TRANSFERRING TO CENTER TANK. NO CROSSFEED WAS USED. LT TANK SCAVENGE PUMP BEGAN PULLING CTR TANK FUEL AT 60% WHICH CAUSED 1500 LB IMBALANCE AT 1HR MARK. RT DEFUEL VALVE BODY OPS CHECK GOOD IAW AMM 28-26-01-790-80Sep 25, 2025 · N447UP · Boeing 75724APFSDR IPXA2025092638715Fuel Sys · malfunctionedAT 30 MIN OF FLIGHT, 0.5 OF FUEL FROM RIGHT TANK. NO CROSSFEED WAS USED. LT TANK SCAVENGE PUMP BEGAN PULLING CTR TANK FUEL AT 60% WHICH CAUSED 1500 LB IMBALANCE AT THE1 HR MARK.Sep 25, 2025 · N447UP · Boeing 75724APFSDR ABXA20250921236Transfer Sys · malfunctionedUNWANTED FUEL TRANSFER FROM RIGHT TANK INTO CENTER TANK DURING CRUISE. SECOND WRITE UP FOR SAME ISSUE ON 9/11/2025 GB 845. ONLY APPARENT ON FLIGHTS LONGER THAN ONE HOUR.  PRESSURIZED FW+AFT R/H FUEL PUMPS FOR 1HR PER FIM 28-21 F/T 821 NO FUEL TRANSFERRED OBSERSep 21, 2025 · N362CM · Boeing 767338SDR AALA202509238205Transfer Sys · no discrepancyAIRCRAFT WAS GROUNDED: DURING CRUISE FUEL IN WOULD MOVE INTO THE CENTER TANKS WHILE FUEL PUMPS WERE OFF. NO EVIDENCE OF FUEL MIGRATION AT THIS TIME, NO FAULT FOUND. PER FIM 28-21-00-810-812.Sep 18, 2025 · N821NN · Boeing 737823SDR AALA202509208866Fuel Sys · malfunctionedAIRCRAFT WAS GROUNDED: DURING CRUISE FUEL IN WOULD MOVE INTO THE CENTER TANKS WHILE FUEL PUMPS WERE OFF. (OPEN).Sep 18, 2025 · N821NN · Boeing 737823SDR SWAA2025091715500Transfer Sys · no discrepancyAFTER LEVEL OFF AT 10;000 ABOUT 12 MINUTES INTO FLIGHT WE RECEIVED A MASTER CAUTION FOR FUEL W/FUEL IMBALANCE ON NR 1 TANK. COMPLIED WITH QRH TO BALANCE FUEL. FUEL WAS WITHIN LIMITS ON LANDING. NO OVERWEIGHT LANDING. NO ABNORMAL ENGINE INDICATIONS OBSERVED. ESep 16, 2025 · N465WN · Boeing 7377H4
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