JASC 3610

Service difficulty reports · 7,150

Reports filed under 3610 · Pneumatic 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 = '3610'
  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 DXTA202607238933Warning Message · illuminatedBLEED AIR OVERPRESSER R CAS ENG BLEED OFF R CASS. ARRIVED AT AIRCRAFT, PREPARED ACFT FOR MX. POWERED ON ACFT & PERFORMED ENGINE RUNS. COULD NOT DUPLICATE FAULT. CHECKED CDMS FAULT HISTORY. FOUND ALERT ID BLD AIR OVERPRESSURE R 1407 AND BLEED AIR OVERPRESSURE Jul 20, 2026 · N828QS · Textrn TEXTRON700SDR HNAA2026072000598Sensor · failedBLEED NR 2 OVERTEMP MESSAGE DISPLAYED, FOLLOWED QRH MESSAGE CLEARED. REF 36-11-00-810-1 CMC MSG DUCT SENSOR FAIL W/ NO OTHER RELATED MESSAGES. R & R BLEED 2 OUTLET TEMP SENSOR IAW AMM 36-20-01 PERFORMED IDLE RUN IRT RUN UP CHECKLIST NO ABNORMAL TEMP READING NJul 18, 2026 · N646AE · Emb EMB145LRSDR I5PA2026071575702Shutoff Valve · inoperativeFLIGHT 305, RT ENG BLEED ISSUES. R & R RT ENG HPSOV PER AMM OPS CHECK NORMAL.Jul 15, 2026 · N757QM · Boeing 75729JSDR I5PA2026071575701Pilot Valve · inoperativeFLIGHT 305, RT ENG BLEED ISSUES. R & R RT ENG HS PILOT IAW AMM, OPS CHKD NORMAL.Jul 15, 2026 · N757QM · Boeing 75729JSDR DALA2026071504176Duct · leakingDIVERTED TO DTW DUE TO A RT WING BLEED LEAK MESSAGE. CLASS 2 AIR BLEED WAS ALREADY ON MEL FOR A RT WING LOOP A FAILURE. REPLACED LEAKING ANTI-ICE TAPPING DUCT SEALS IN THE RT WING. (LP 9572916 - AIRCRAFT WAS GROUNDED)Jul 15, 2026 · N541DE · Airbus A321271NXSDR ASAA2026071365753Precooler · leakingAIR TURN BACK ENG 2 BLEED LEAK. GROUNDED - YES. PERFORMED TSM 36-22-00-810-901-A FOUND LEAK AT BOTTOM SECTION OF FORWARD PRECOOLER CLAMP & PINHOLE LEAK AT FORWARD OUTBOARD CORNER ON TOP OF PRECOOLER. ASKED AVIONICS FOR PRECAUTIONARY CHECK OF ELEMENT. CHECKED SJul 13, 2026 · N388HA · Airbus A330243SDR SWAA2026071320413Shutoff Valve · faultyENG ANTI-ICE AND COWL-VALVE LIGHTS ON ENG 2 ILLUMINATED IN FLIGHT IN. ICEING CONDITIONS. RAN QRH AND RETUREND TO BWI. OVERWEIGHT LANDING. SMOOTH LANDING. FOUND FAULT (BLEED P1 SENSOR R). R & R NR 2 ENG. PRSOV IAW FIM 36-10-00-810-856 & AMM 36-11-04. OPS CJul 10, 2026 · N8825Q · Boeing 7378SDR YENA2026070600511Warning Message · illuminatedFLT # 1524, LAX-JFK. (ETOPS) "AIR BLEED CLASS 2 MSG ON STATUS (CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY FAULT(S) INDICATED BY AIR BLEED )" (SUPPLEMENTAL INFORMATION TO FOLLOW).Jul 6, 2026 · N2188J · Airbus A321271NXSDR DALA2026070603923Control Valve · leakingDIV, ON CLIMB OUT THROUGH 16,000', AIR R WING LEAK. COMPLETED ECAM ACTIONS AND FAULT NEVER CLEARED. T/S PER A320 TSM 36-22-00-810-802. UNDER PANEL 622AB FOUND PNEUMATIC LEAK OUTBOARD OF THE WING ANTI-ICE CONTROL VALVE. . RESECURED PANELS 192AB, 192FB, 192EB, 6Jul 5, 2026 · N360NW · Airbus A320212SDR ABXA20260705303Bleed Air Sys · no discrepancyLEFT PACK OFF AND L ENG BLEED OFF AFTER PUSHBACK AND AFTER START CHECKLIST. L DUCT PRESSURE DROPPED TO ZERO. R DUCT PRESSURE NORMAL AC RETURNED TO THE GATE (BTB) MTX GROUNDED A/C ,MTX PERFORMED LH ENGINE RUN REF AMM 71-00-00, NO FAULTS NOTED AT THIS TIME RETURJul 5, 2026 · N363CM · Boeing 767338SDR YENA2026070900527Shutoff Valve · failedFLT # 2011, JFK-TPA(AIR RETURN BACK).R BLEED FAIL; R/R ENG #2 PRESSURE REGULATING SHUT OFF VALVE IAW BD500-A-J36-11-01-00AAA-520A-A. LEAK CK OK OPS CK GOOD NO FAULTS/ MSGS NOTED.Jul 4, 2026 · N3062J · Airbus BD5001A11SDR YENA2026070600513Warning Message · illuminatedFLT # 8450, EWR-BOS. (ETOPS) "ENG 1 BLEED INOP ( BLEED AIR SUPPLY SYSTEMS )" (SUPPLEMENTAL INFORMATION TO FOLLOW).Jul 3, 2026 · N2142J · Airbus A321271NXSDR CALA2026070117511Valve · faultedLEFT ENG PRV EICAS MSG FLASHED AFTER TAKEOFF. L ENG PRV STATUS MSG ON FOR REST OF FLIGHT. FOUND LEFT PRV AND PRC FAULT LIGHTS. PERFORMED PRV-PRC SYSTEM HEALTH CHECK IAW AMM 36-00-99-705-160, FOUND PRC NOT REGUATING AT ANY REGULATED PRESSURES. REMOVED AND REJun 30, 2026 · N661UA · Boeing 767322SDR CALA2026062917370Shutoff Valve · faultyDEBRIEFED CREW: ON TAKEOFF ROLL ABOUT 120 KTS, L ENG PRV EICAS YELLOW CAUTION IND OCCURED. CAUTION WENT AWAY BEFORE CREW CAN PERFORM QRH BUT EICAS STATUS PAGE MSG REMAINED. WHEN DESCENDING BELOW FL250-225 EICAS CAUTION CAME BACK. WHEN CREW LEVELED LVLD OFF & IJun 26, 2026 · N661UA · Boeing 767322SDR DALA2026062603804Plenum · odorAFTER ENGINE START WITH BLEED ON ENGINE AFT FA'S REPORTED STRONG FUEL/EXHAUST ODOR AT ROW 38/39. SWITCHED TO APU BLEED AND ODOR DISAPATED. NO ODOR IN FLIGHT DECK. REPLACED AIR PLENUM IAW AMM 21-52, LOWER Y-DUCT ON MIXING UNIT IAW AMM 21-21. (LP 8742730, 16618Jun 25, 2026 · N360DN · Airbus A321213SDR HNAA2026061900550Regulator Valve · abnormalBLD VLV FAIL MSG DISPLAYED ON T/O ROLL. NO RELEVANT CMC MESSAGES ARE PRESENT. VERIFIED E2 WAS AT FAULT C/W MX PROCEDURE. FACT 18JUN26 03:29 PHL R+R BLEED VLV #2 IAW AMM 36-11-05 REQUIRES OPS+LEAK CHECK-SS 37112 18JUN26- INSTALLED BLEED VLV 2 IRW AMM 3Jun 18, 2026 · N656AE · Emb EMB145LRSDR ABXA20260611254Controller · defectiveDURING TAXI, CREW RECEIVED R ENG BLEED OFF R PACK OFF NO R DUCT PRESSURE. CREW RETURNED TO THE GATE (BTB). MTX TROUBLE SHOT AND REMOVED AND REPLACED PRV CONTROLLER RH ENGINE IAW B767-300 AMM 36-11-19-004-001-002. OPS CHECK GOOD. PERFORMED RH ENG RUN PER AMM 71Jun 11, 2026 · N1327A · Boeing 76737DSDR CALA2026061517083Anti-Ice System · faultedBLEED CTRL ICING INHIB L INHIBIT FUNCTION FROM THE AIR SUPPLY CONTROLLER (ASC) TO ENGINE ANTI ICE (EAI) SYSTEM HAS FAILED.FROM AHM: ENGINE-1 INTERMEDIATE DUCT PRESSURE SENSOR SIGNAL IS OUT OF RANGE DETECTED BY: INTEGRATED AIR SYSTEMS CONTROLLER (IASC)-LEFT. 1Jun 11, 2026 · N27304 · Boeing 7378SDR CALA2026061016995Warning Message · false activationCREW REPORTED LOSS OF RT BLEED SYSTEM CAUSING RT PACK TO BE OFF. CREW DID AN A/R TO DUB. MAINT MESSAGES: 26-39072 (RH WING LOOP 1) 26-37073 (RH WING LOOP 2) SHOW ON INBOUND FAULTS BOTH NOT ACTIVE. PERFORMED FIM TASK 26-18 TASK802, NO ACTIVE FAULT, NO LEAKS FOJun 8, 2026 · N227UA · Boeing 777222SDR IPXA2026060401733Valve · odorIN DECENT WITH NON IDLE POWER SETTING THE #1 AND #2 HP VALVES CYCLED WITH A HOT SMELL. #1 HP EVENTUALLY FAULTED AND RESET VIA THE CHECKLIST. THE CYCLING CONTINUED DURING DECENT. ON FINAL WITH #2 PACK. FOUND PNEUMATIC SYSTEM CONTROLLER 1 TO HAVE €ŒC CONTROLLEJun 4, 2026 · N133UP · Airbus A300F4622RSDR HNAA2026060100443Bleed Air Sys · odorWITH APU BLEED SELECTED EXHAUST GAS SMELL IN COCKPIT AND CABIN: NOT DETECTED WITH ENGINE BLEED APU BLEED SYSTEMMay 31, 2026 · N660CL · Emb EMB145LRSDR DALA2026053003282Valve · faultyDIV - INTO JFK DUE TO DUAL ENG AIR BLEED FAULTS. REPLACED NR 1 ENGINE HARNESS 4246KS, NR 2 ENGINE THERMOSTAT, TR PRESS SUPPLY VALVE AND PRV 4001HA. OPS AND FLIGHT TEST GOOD. (8635299) AIRCRAFT WAS GROUNDED.May 30, 2026 · N823NW · Airbus A330302SDR CALA2026052516522Shutoff Valve · faultedDUCT PRESSURE SPLIT OF 30 PSI. HIGHER ON LEFT SIDE. STARTED PRSOV REMOVAL REF AMM 36-11-04-000-801 UP TO AND INCLUDING STEP E.(4) REMOVED AND REPLACED NR 1 ENG PRSOV AS REQUIRED REF AMM 36-11-04, OPS. CHECK GOOD. NO FAULTS FOUND AT THIS TIME. REEF AMM 36-00-0May 21, 2026 · N37365 · Boeing 7378SDR SWAA2026052004872Shutoff Valve · leakingDURING CLIMB WE RECIEVED A M/C LIGHT OVHT/DEL ASSOCIATED WITH NR 2 ENGINE OVERHEAT LIGHT FOLLOWED THE QRC FOLLOWED BY THE QRH THE LIGHT EXTINGUISH ONCE WE BROUGHT THE T/R DOWN TO 40%. PERFORMED FIM 26-10 TASK 805. PERFORMED ENGINE/APU FIRE DETECTION CONTROL May 20, 2026 · N474WN · Boeing 7377H4SDR HNAA2026051800384Regulator Valve · malfunctionedBLEED 1 LEAK MESSAGE IN FLIGHT. FACT 17MAY26 00:12 CLT TIGHTENED 2 V-BAND CLAMPS IN LH PYLON IRT AMM 36-11-09. C/W OPS CK IRT AMM 36-00-00. NO FIX, "BLEED 1 LEAK" ON EICAS AFTER 3 MINS. DISCOVERED LOOSE WORM CLAMP ON LH PACK EXHAUST. TIGHTENED WORM CLAMPMay 17, 2026 · N696AE · Emb EMB145LRSDR ABXA20260513198Module · defectiveAFTER ENGINES START LEFT ENG BLEED OFF LIGHTS ON. CREW RETURNED TO GATE (BTB). REMOVED & REPLACED AIR SUPPLY BITE MODULE IAW AMM 36-23-01. OPS CHECK GOOD. AIRCRAFT RELEASED NO ETOPS. A/C RETURNED TO SERVICE.May 13, 2026 · N312AA · Boeing 767223SDR ABXA20260508191Isolation Valve · warning lightAFTER ENGINE START, L BLEED ISOLATION VALVE DISCRETE LIGHT AND YELLOW EICAS MESSAGE ON WHEN VALVE COMMANDED CLOSED. CREW RETURNED TO GATES (BTB). MTC SWAPPED L+C ISOLATION VALVES IAW B767 AMM 36-11-04 OPS/LEAK CHECK GOOD FOR L ISOLATION VALVE AC REMAINS NO ETOMay 8, 2026 · N762CK · Boeing 7673P6SDR 3EJA202605120226Seal · failedCLIMBING THROUGH ABOUT 8000 FEET, LH ENGINE FIRE LIGHT ILLUMINATION, FOLLOWED BY THE AURAL WARNING. BOTH WENT AWAY AFTER 30 TO 45 SECONDS. INSPECTED ENGINE AND FOUND ALL THREE BLEED AIR DUCT WIGGINS FITTING SEALS BLOWN OUT.May 2, 2026 · N843JS · Cessna 560XLSDR CALA2026042915810Duct · splitSMOKE ODOR CONDITIONAL INSP REQUIRED PER AMM 05-51-XX DUE TO AN INCIDENT REPORTED BY THE CREW.SMOKE ODOR CONDITIONAL INSP REQUIRED PER AMM 05-51-XX DUE TO AN INCIDENT REPORTED BY THE CREW. REF AMM 05-51-58-800-801-C3, CREW DEBRIEF PER CONDITIONAL INSPECTION RApr 24, 2026 · N794UA · Boeing 777222SDR IXX2026F00009Precooler · damaged# 2 PYLON PRECOOLER EXHAUST DUCT IS KNIFE EDGE AT A COUPLE SPOTSApr 20, 2026 · N313AZ · Boeing 767338SDR AALA202604200219Seal · leakingAIRCRAFT WAS GROUNDED: RIGHT WING BLEED LEAK, DECESION MADE TO RETURN TO PHX, NO EMERGENCY DECLARED AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND ENG BLEED DUCT JUST INBOARD #2 ENG PYLON IN WING LEADING EDGE SEAL LEAKING, REMOVED AND REPLACED SEAL IAW AMM 32-Apr 17, 2026 · N123UW · Airbus A320214SDR 2026FA0000277Warning Message · illuminatedDURING INITIAL CLIMB IT APPEARED AIR ENG 1 & 2 BLEED FAULTApr 16, 2026 · N957AV · Airbus A320214SDR DALA2026041602406Bleed Air Sys · warning messageDIV - TO RDU DUE TO A RT WING BLEED LEAK MESSAGE WITH THE LT ENG BLEED SYSTEM ALREADY ON MEL AND THE CABIN PRESSURE CLIMBING. MASKS DID NOT DEPLOY. REPLACED LT AND RT EBAS TLT. (LP: 7729686) AIRCRAFT WAS GROUNDEDApr 15, 2026 · N319NB · Airbus A319114SDR UIEA2026040900180Valve · faultedDIVERSION FOR BLEED #4 STATUS MESSAGE, #3 BLEED DEFFERED. REPLACED BROKEN TERMINAL (EICAS BLEED 4) ON #4 HIGH PRESS BLEED VALVE #1 STUD IAW SWP 20-30-00. R/R #3 ENG PRV IAW AMM 36-11-19. OPS AND LEAK CHECK PASSED, PERFORMED HP ENG RUN PER 71-00-00. OPS CHApr 9, 2026 · N485MC · Boeing 74745EFSDR CNMA202604100001Pressure Valve · warning messageR ENG HPSOV EICAS MESSAGE. COMPLIED WITH QRH PROCEDUREApr 8, 2026 · N36NE · Boeing 767323SDR ABXA20260405150Shutoff Valve · defectiveLEFT ENGINE BLEED OFF AND L PACK OFF EICAS MSG AFTER BLOCKING OUT. A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C , TROUBLE SHOT AND REMOVED AND REPLACED L/H PRSOV IAW AMM 36-11-09, A/C REMAINS NO ETOPS. OPS CHECKS GOOD AND ENGINE IDLE GOOD IAW AMM 71-0Apr 5, 2026 · N312AA · Boeing 767223SDR ABXA20260404147Indication Sys · false indicationLEFT ENGINE BLEED OFF AND LT PACK OFF DURING TAXI,  ACFT RETURNED TO GATE AND MTX GROUNDED ACFT . MTX PERFORMED AN OPS CHECK OF AIR SUPPLY DISTRIBUTION SYS IAW AMM 36-11-00, NO MSGS SHOWN AT THIS TIME. OPS CHECKED GOOD. AIRCRAFT REMAINS NO ETOPS. MTX RETURNEDApr 4, 2026 · N312AA · Boeing 767223SDR CALA2026040215039Sense Line · contaminatedENGINE ANTI-ICE LIGHT IS ON, AHM REPORTING ENGINE-2 INTERMEDIATE DUCT PRESSURE SENSOR SIGNAL IS OUT OF RANGE DETECTED BY: INTEGRATED AIR SYSTEMS CONTROLLER (IASC)-RIGHT ADD FAULT: 36-21011 MEL COMPLIED WITH BY GATE TECHNICIANS. T/S PER FIM TASK 36-21 TASK 80Mar 31, 2026 · N37365 · Boeing 7378SDR AALA202603319401Clamp · looseAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO PIT DUE TO THE FLIGHT CREW REPORTING THAT WHILE CLIMBING OUT OF PHL AN AIR ENGINE 1 BLEED FAULT MESSAGE DISPLAYED, THE FLIGHT CREW ACCOMPLISHED ECAM PROCEDURE AND CONTACTED MOC AND WMar 30, 2026 · N914UY · Airbus A321231SDR DALA2026033002054Valve · faultedDIV - INTO BOS DUE TO INTERMITTENT DUAL BLEED ECAM FAULT. REPLACED BMC NR 1, NR 2 PRV, AND NR 2 PRV SENSE LINE. PERFORMED HEALTH CHECK ON BOTH SYSTEMS. OPS CHECK GOOD. (8506464)Mar 28, 2026 · N422DZ · Airbus A330941SDR CNMA2026030001Shutoff Valve · warning messageR HPSOV EICAS AND STATUS MESSAGE IN FLIGHTMar 26, 2026 · N36NE · Boeing 767323SDR CALA2026032714868Seal · misinstalledL BLEED TRIP ON TAKEOFF ABORTED APPROX 40 KNOTS PERFORMED (BLEED TRIP OFF LIGHT ON )- FAULT ISOLATION REFERENCE: 36-10 TASK 809, FOLLOWED UP TO STEP F 4, FOUND KISS SEAL INSTALLED INCORRECTLY. CALLED TOMC PARTS ON ORDER REMOVED AND REPLACED KISS SEAL IN REF AMMar 24, 2026 · N37409 · Boeing 737924SDR CALA2026032614837Sensor · faultedRTO DUE TO A-ICE CAUTION AT 70 KTS ACP HIGH ENERGY STOP CHK REF AMM TASK 05-51-07-210-801 NO DEFECT S OR DAMAGE NOTED. INBOUND FLT DECK EFFECTSON PRESENT LEG FAULTS BLEED PM SENSOR 1 R, MANIT MSG 36-21021 FOUND LATCH. ENG 2 MANI FOLD DUCT PRESS SENSOR 1 SIGNALMar 24, 2026 · N17300 · Boeing 7378SDR HNAA2026032500230Warning Message · illuminatedBLEED 1 LEAK DISPLAYED DURING CLIMB AT APPROX 3000 FEET. (CREW STATED THEY WERE NOT OVER WEIGHT AND F/O GREASED THE LANDING AT ABOUT 200 FT/MIN). MEL C08336 36-1-1. ENGINE BLEED SYSTEMS. PERFORMED OPERATIONAL TEST OF AIR BLEED SYSTEM PER AMM 36-00-00-700-Mar 24, 2026 · N658AE · Emb EMB145LRSDR AALA202603240724Regulator · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: DURING CLIMB LEFT BLEED TRIP OFF ILLUMINATED. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT DFW. REMOVED AND REPLACED BLEED AIR REGULATOR (AALA202603246981). ALSO, REMOVED AND REPLACED HIGH Mar 20, 2026 · N927NN · Boeing 737823SDR AALA202603245682Regulator · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: DURING CLIMB LEFT BLEED TRIP OFF ILLUMINATED. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT DFW. REMOVED AND REPLACED BLEED AIR REGULATOR (AALA202603246981). ALSO, REMOVED AND REPLACED HIGH Mar 20, 2026 · N927NN · Boeing 737823SDR YENA2026031600312Warning Message · false activationFLT # 177 BOS -LAS (ETOPS). " ECAM STATUS AIR BLEED MX MSG ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1) FAULT(S) INDICATED BY AIR BLEED. FOLLOWED FIM 36-00-00-810-804-A. OPS CHECK GOOD. NO RECENT OR CURRENT ACTIVE FAMar 18, 2026 · N2142J · Airbus A321271NXSDR SWIA2026032475520Clamp · looseLEFT BLEED DUCT CAUTION MESSAGE APPEARED SHORTLY AFTER TAKEOFF. QRH PERFORMED & CONTACTED DISPATCHER & MX CONTROL WANTED US TO COME BACK. REST OF FLT FINISHED SAFELY. (FLIGHT 5010) ON ARRIVAL TO ACFT, INTERROGATED MDC FOUND BLEED DUCT FAULT MSG, CONDUCTED BMar 17, 2026 · N633SK · Cndair CL6002C10SDR I5PA2026031575705Converter · leakingFLIGHT MGE600 - ESI / (AIR RETURN) RIGHT ENGINE BLEED OFF MESSAGE ON T/O. NO DUCT PRESSURE ON RIGHT SIDE. PERFORMED FIM, FOUND RFCC LEAKING. REPLACED RFCC IAW AMM.Mar 15, 2026 · N757QM · Boeing 75729JSDR 2026F00028Line · rupturedBLEED AIR DUCT FAIL ANNUCIATOR ILLUMINATED DURING CLIMB. CREW RETURNED TO THE AIRPORT. MX UNABLE TO FIND LEAK ON THE GROUND DURING RUNS. ANOTHER FLIGHT TO CONFIRM CONDITION. ANNUCIATOR ILLUMINATED AGAIN DURING CLIMB. CREW RETURNED TO THE AIRPORT. MX FOUNMar 14, 2026 · N82QD · Beech 400A
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