JASC 4930

Service difficulty reports · 1,087

Reports filed under 4930 · APU Engine Fuel and Control, 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 = '4930'
  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 HALA2015081800165Line · looseETOPS SIGNIFICANT SYSTEM, APU IN-FLIGHT START, FL410, OAT -56 C, SAT UNSUCCESSFULLY STARTED ON 3 ATTEMPTS. POST FLIGHT REPOST AND BITE OF ECU SHOWED FLOW DIVIDER FAULT. INSPECTED FLOW DIVIDER AND FOUND LOWER LINE OF FLOW DIVIDER LOOSE. TIGHTENED LINE IAW AAug 18, 2015 · N388HA · Airbus A330243SDR HALA2015081905021Line · looseAPU COLD SOAK FAILED ON FIRST 3 ATTEMPTS AT FL410. POST FLIGHT REPOST AND BIT OF ECU SHOWED FLOW DIVIDER FAULT. MAINTENANCE INSPECTED THE FLOW DIVIDER, FOUND THE LOWER LINE OF FLOW DIVIDER LOOSE AND TIGHTENED THE LINE. OPS CHECK OF APU WITH NO FAULTS NOTED.Aug 18, 2015 · N388HA · Airbus A330243SDR ASAA2015080412732Fuel Divider · faultedDURING FIRST ATTEMPTED APU START FOR A CSS, APU EGT APPROACHED 1000". WE WERE LEVEL AT FL 380 AND HAD BEEN AT CRUISE ALTITUDE FOR APPROXIMATELY 3.5 HRS. FAULT LIGHT ILLUMINATED AND APU SHUTDOWN, FAILED TO START, NO SUBSEQUENT STARTS WERE ATTEMPTED. ACFT GROAug 4, 2015 · N519AS · Boeing 737890SDR ASAA2015080112666O-Ring · failedDURING APU CHANGE, FOUND 2 O-RINGS DAMAGED. ACFT GROUNDED. REPLACED THE O-RINGS ON FLEXIBLE FUEL LINE IAW AMM 49-11-00-400-803.Aug 1, 2015 · N562AS · Boeing 737890SDR HALA2015073005020Flow Divider · failedAPU INFLIGHT START, FL 410, OAT -61 UNSUCCESSFUL AFTER 3 ATTEMPTS. REPLACED FLOW DIVIDER ASSEMBLY, FUEL FLOW DIVIDER AND DATA MEMORY MODULE IAW ER/A 538172-1.Jul 30, 2015 · N380HA · Airbus A330243SDR HALA2015072900144Flow Divider · malfunctionedAPU INFLIGHT START FL 410 OAT -61 UNSUCCESSFUL AFTER 3 ATTEMPTS. TROUBLESHOT IAW TSM 49-62-00-810-836A. FLOW DIVIDER ASSY MALFUNCTIONED. REPLACED THE FLOW DIVIDER ASSY IAW AMM 49-31-51. LEAK CHECKED GOOD. DURING OPS CHECK, CLASS 2, MESSAGE 493151, FLOW DJul 29, 2015 · N380HA · Airbus A330243SDR ASAA2015072612596Fuel Control · unknownAPU FAULT LIGHT ILLUMINATED ON 1ST APU START ATTEMPT OF CSS AT FLIGHT LEVEL 360. SECOND ATTEMPT DESCENDING THROUGH 35,000' WAS SUCCESSFUL. ACFT GROUNDED. TECH SERVICES REQUESTS FUEL CONTROL CHANGE ON APU. REPLACED APU FUEL CONTROL IAW AMM 49-31-11. PERFORMEJul 26, 2015 · N519AS · Boeing 737890SDR ASAA2015072612595Fuel Divider · faultedUPON TRIAL, APU FAULT LIGHT ILLUMINATED AT 380 0AT -54C FAULT LIGHT WENT OUT AFTER A MIN. ACFT GROUNDED. TROUBLESHOT APU REF FIM 49-30-803, STEP H, REPLACED APU FUEL FLOW DIVIDER REF AMM 49-31-15-000-801 & 49-31-15-400-801. NO LEAKS NOTED. FAULT MSG 49-3101Jul 26, 2015 · N596AS · Boeing 737890SDR SIMA20150715002Fcu · failedWHEN APU BLEED SELECTED, A STRONG ODOR OF FUEL WAS IN ACFT. ALSO FUEL DRIPPING FROM TAIL CONE ON POST FLIGHT. R & R FUEL CONTROL ASSEMBLY IAW CMM 49-32-01. OPS CHECKED GOOD, NO LEAKS NOTED.Jul 15, 2015 · N902BC · Emb EMB145LRSDR VNAA2015071300012B-Nut · looseCREW REPORTED FAINT SMELL OF FUEL WHEN BLEEDS WERE ON APU. MAINTENANCE INSPECTED AND FOUND LOOSE B-NUT ON APU FUEL CONTROL UNIT, FCU, SOLENOID IN-LINE. MAINTENANCE TIGHTENED B-NUT AND PERFORMED CHECKS IAW AMM AND CLEANED FUEL FROM AFT EQUIPMENT COMPARTMENT. Jul 13, 2015 · N229PS · Cndair CL6002B19SDR ASAA2015071312418Apu · faultedAPU "FAULT LIGHT" ILLUMINATED DURING 1ST CSS START ATTEMPT AT FL 360. ACFT GROUNDED. ACCOMPLISHED APU BITE TEST REF 49-60, TASK 801 FOUND FAULT CODE 49-31016 LOGGED. ACCOMPLISHED FIM TASK 49-30, TASK 803, FOUND CURRENT STATUS CLEAR OF FAULT. INTERMITTENT FAULJul 13, 2015 · N519AS · Boeing 737890SDR HALA2015070600130Actuator · unknownAT CRUISE ALTITUDE, FL 380 INTERMITTENT ECAM FUEL APU LP VALVE F/A ULT. R & R APU LP VALVE ACTUATOR IAW AMM 28-29-52-400-801-A. OPS CHECK GOOD.Jul 6, 2015 · N382HA · Airbus A330243SDR A6WA201542897O-Ring · damagedFLIGHT 3779 COCKPIT & GALLEY HAVE STRONG FUEL SMELL. INSPECTED APU & FOUND LEAKING LINE ON APU FCU. R & R O RING ON LEAKING LINE AS REQUIRED. OPERATIONS CHECKED GOOD, LEAK CHECKED GOOD. CLEANED APU ENCLOSURE & FUEL SMELL NO LONGER PRESENT INSIDE OF ACFT.Jul 3, 2015 · N431AW · Cndair CL6002B19SDR HNAA2015062900208Apu · odorWITH APU BLEED SELECTED ON, GET A FUEL ODOR IN CABIN. R & R APU IAW WORK CARD 49-20-02X. OPS AND LEAKED CHECKED GOOD. NO ODOR OF FUEL WHEN APU BLEEDS SELECTED ON.Jun 29, 2015 · N814EX · Dhav DHC8102SDR WX0A2015061572659Gasket · blownUPON OPENING THE L1 DOOR ARRIVAL, THE TWO FWD FLIGHT ATTENDANTS, MYSELF & THE FIRST OFFICER SMELLED A FAINT FUEL SMELL, WHICH WE ASSUMED CAME FROM OUTSIDE. LATER DETERMINED THE SMELL WAS COMING FROM OUR VENTS VIA APU AIR. IMMEDIATELY SHUT THE APU AIR OFF & PJun 13, 2015 · N423NV · Doug DC983SDR SWIA201541254B-Nut · looseSTRONG FUEL ODOR COMING THRU THE AIR CONDITIONING PACKS DURING CRUISE FLT USING ENGINE BLEEDS. TIGHTENED THE APU FUEL INJECTOR B-NUTS IAW AMM. OPS CHECK GOOD, NO FUEL SMELL NOTED WITHIN CABIN WITH BOTH PACKS RUNNING FROM ENGINE BLEEDS OR APU BLEEDS.Jun 4, 2015 · N941SW · Cndair CL6002B19SDR HALA2015052800098Actuator · faultedAPU WOULD NOT START. RECEIVED AN ECAM FOR FUEL APU LP VALVE FAULT. REPLACED APU LP FUEL SOV ACTUATOR IAW 28-29-52-000-801-4. OPS CHECK OK.May 28, 2015 · N393HA · Airbus A330243SDR HALA2015052605012Fuel Control · failedAPU FAILED INFLIGHT COLD SOAK START, FL400, OAT-57. REPLACED APU FUEL CONTROL UNIT.May 26, 2015 · N388HA · Airbus A330243SDR HALA2015052500094Fuel Control · malfunctionedAPU FAILED THREE STARTS, FL400, OAT-57. PERFORMED TSM 49-62-00-810-839-A. R & R APU FUEL CONTROL UNIT IAW AMM 49-32-51-400-801-A. OPS AND LEAK CHECK OK. VERIFICATION FLIGHT REQUESTED.May 25, 2015 · N388HA · Airbus A330243SDR SWIA201541110O-Ring · failedFUEL ODOR IN FLIGHT AND ON THE GROUND COMING FROM THE GASPER VENTS. REPLACED O-RING ON APU FUEL CONTROL OUTLET, NO FUEL ODOR.Apr 27, 2015 · N443SW · Cndair CL6002B19SDR ASAA2015042611527Line · leakingFUEL LEAKING FROM LINE ON APU. ACFT GROUNDED.Apr 26, 2015 · N533AS · Boeing 737890SDR ASAA2015042211466Fuel Control · failedACARS MESSAGE, FLT 745 INDICATE COLD SOAK START FAIL FL 360, 310 MEL FAULT. ACFT GROUNDED. FOUND FAULT 49-31171, FUEL CONTROL UNIT FLOW DISAGREES WITH COMMAND. REPLACED FCU WITH NEW. ALL OPS & BITE CHECKS GOOD, IAW AMM 49-31-11. CSS ATTEMPT AT FL360, FAULTApr 22, 2015 · N461AS · Boeing 737990ERSDR ASAA2015042111456Fcu · failedAPU FAILED TO START AT FL 340 TWO TIMES AND FL 300 ONE TIME WITH FAULT LIGHT ON ALL THREE STARTS. THIS IS A CSS START ATTEMPT. GROUNDED - YES. ACCOMP APU BITE 49-60 TASK 801. CURRENT STATUS SHOWS NO FAULTS FOUND HOWEVER NUMEROUS FCU FAULTS RECORDED ON FAULT HIApr 21, 2015 · N435AS · Boeing 737990ERSDR WX0A2015041372524Fuel Line · leakingAFTER LANDING, WHEN APU WAS STARTED, FLIGHT ATTENDANT`S REPORTED FUEL SMELL IN AFT SECTION OF CABIN REF LOG PAGE 561725 APU FCU LINE LEAK. PERFORMED TASK CARD 21-059-002 & TASK CARD 21-0059-008 NO FUEL SMELL NOTED.Apr 6, 2015 · N429NV · Doug DC983SDR CA150519003Fuel Control · leaking(CAN) POST ACFT C-CHECK, APU RUN CONFIRMED HEAVY FUEL LEAK FORM FLANGE, REAR GG CAST TO CONTAINMENT RING. THE OPERATOR DECIDED TO REPLACE THE APU. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE & PROVIDE INFORMATION THROUGH SUBSEQUENT SERVICE DIFFICULTY REVIEWApr 4, 2015 · Airbus A380861SDR WX0A2015030972460Fcu · leakingCLIMBING THROUGH 10,000 FT FLIGHT ATTENDANTS NOTIFIED COCKPIT OF RETURN OF FUEL FUMES, SMELL INCREASING THROUGHOUT ENTIRE CABIN. PAXS COMPLAINING OF INCREASED SMELL. RAN QRH 26.1 ACFT SMOKE FUMES WITH NO HELP. RETURN, NO EMER DECLARED. R & R APU FUEL CONTRMar 6, 2015 · N429NV · Doug DC983SDR WX0A2015030972459Fuel Sys · leakingAFTER PARKING AT THE GATE A FUEL SMELL CAME THROUGH CABIN. MOMENTS LATER IN MID-SECTION OF THE CABIN FOG APPEARED. INSPECTED APU AREA & VERIFIED FUEL LEAK COMING FROM APU FUEL FILTER LINE AREA. DEFERRED APU IAW MEL 49-01 SIT 1 & PLACARDS INSTALLED. ALL M AMar 6, 2015 · N401NV · Doug MD88SDR A6WA201542472Line · leakingSTRONG FUEL ODOR COMING FROM PACKS WHEN OPERATING FROM APU AIR. FOUND APU P3 SENSOR AIRLINE & FUEL CONTROL UNIT LINE CRACKED. OPERATED PACKS, NO FUEL ODOR NOTED.Mar 4, 2015 · N405AW · Cndair CL6002B19SDR HALA2015020300019Pump · malfunctionedAPU AFT FUEL PUMP STATUS MESSAGE AND LOW FUEL PRESSURE ON APU PAGE DURING APU INITIAL OPERATION. TROUBLESHOT IAW TSM 49-00-00-810-816-A. R & R APU AFT FUEL FEED PUMP, LEAK AND OPS TEST GOOD, IAW AMM 28-22-52 AND 49-34-11. NO STATUS MESSAGES NOTED, OK FOR SFeb 3, 2015 · N395HA · Airbus A330243SDR ASAA2015013110492Fcu · malfunctionedON 1ST START ATTEMPT APU FAULT LIGHT ILLUMINATED, AFTER FOLLOWING QRH. SECOND APU START WAS SUCCESSFUL. ACFT GROUNDED. TROUBLE SHOT APU. APU START AND OPS TEST PERFORMED IAW AMM 49-11-00. OPS NORMAL. PERFORMED APU BITE PROCEDURE IAW FIM 49-60, TASK 801. BJan 31, 2015 · N530AS · Boeing 737890SDR ASAA2015012110399Apu · malfunctionedAPU CT5ATP EGT TREND DATA SHOWS EGT HAS SHIFTED ABOVE THE ESTABLISHED 605 DEGREE THRESHOLD. ACFT GROUNDED. ON DEFERRAL.Jan 21, 2015 · N563AS · Boeing 737890SDR ASAA2015011810285Fuel Control · faultedWHEN ATTEMPTING TO START APU AFTER LANDING, APU FAULT LIGHT ILLUMINATED. APU STARTED WITH NO LIGHT AT GATE. ACFT GROUNDED. REPLACED APU FUEL CONTROL UNIT IN REF TO MM 49-31-11-400. LEAK CHECK GOOD.Jan 18, 2015 · N530AS · Boeing 737890SDR DALA2015010700139Fuel Nozzle · leakingREPORTED AN ODOR/FUME EVENT. STRONG ODOR PRESENT IN FLIGHT DECK AND CABIN. F/A AND PASSENGERS COMPLAINED. NORMAL LANDING. NO EMERGENCY DECLARED. APU FUEL NOZZLE FOUND LEAKING. R & R APU. OPS CHECK OK. PERFORMED DUCT BURNOUT. REPLACED COALESCER BAGS.Jan 4, 2015 · N936DN · Doug MD9030SDR ASAA2014120309852Fcu · unknownAPU FAILED TO START AT FL 370 WITH FAULT LIGHT ILLUMINATING FOR OVER 5 MINUTES. ACFT GROUNDED. PERFORMED APU BITE IAW FIM 49-60, TASK 803. FAULT HISTORY LOGGED 1 MAINT MESSAGE 49-31016 OVERTEMP SHUTDOWN. COMPLETED FIM TASK 49-30, TASK 803. APU STARTS & RUDec 3, 2014 · N531AS · Boeing 737890SDR VNAA201412020001Fuel Nozzle · leakingDURING START OF APU, THE CREW REPORTED A FUEL ODOR IN COCKPIT. MAINTENANCE TROUBLSHOT FUEL ODOR AND FOUND TOP FUEL NOZZLE/FUEL LINE CHAFED AND INDICATION OF FIRE. R & R APU, OPS AND LEAKED CHECK GOOD. ACFT RELEASED FOR SERVICE.Dec 2, 2014 · N254PS · Cndair CL6002B19SDR VNAA2014120200001Line · chafedWHILE STARTING THE APU, THE CREW REPORTED A FUEL ODOR IN COCKPIT. MAINTENANCE TROUBLESHOT FUEL ODOR AND FOUND TOP FUEL NOZZLE AND NOZZLE FUEL LINE CHAFED. R & R APU, OPS AND LEAKED CHECK GOOD. ACFT RELEASED FOR SERVICE.Dec 2, 2014 · N254PS · Cndair CL6002B19SDR ASAA2014113009799Fuel Divider · failedFAULT LIGHT ILLUMINATED ON ALL THREE FAILED CSS APU IN FLIGHT START ATTEMPTS AT FL360, FL360 AND FL330. ACFT GROUNDED. PERFORMED APU BITE IAW FIM 49-60, TASK 801. FAULT HISTORY LOGGED 3 MAINTENANCE MESSAGES 49-31016, OVERTEMP SHUTDOWN. COMPLETED FIM 49-30 Nov 30, 2014 · N531AS · Boeing 737890SDR HALA2014112400197Valve · malfunctionedAPU FAULT LIGHT ON START. REPLACED THE FUEL FLOW DIVIDER SOLENOID VALVE IAW AMM 49-31-03, PERFORMED LEAK CHECK, NO LEAKS NOTED. OPS CK NORMAL WITH APU RUNNING.Nov 24, 2014 · N582HA · Boeing 76733ASDR UIEA2014112300607Filter Element · leakingAPU INOPERATIVE FOUND FUEL LEAK AT APU FUEL FILTER. R & R FILTER ELEMENT & ORING IAW AMM 49-31-04. OPERATIONS & LEAKS CHECKED OK.Nov 22, 2014 · N641GT · Boeing 76738ESDR ASAA2014111009635Warning Light · false activationDURING APU COLD SOAK START AT FL400, APU FAULT LIGHT ILLUMINATED. APU FAILED TO START, ACCOMPLISHED QRH. FAULT LIGHT WENT OUT IN 5 MINUTES. REATTTEMPT MADE AT FL 350 SUCCESSFUL. ACFT GROUNDED. FAULT ON APU READS, 49-31016, OVERTEMP SHUTDOWN. SUBSEQUENT STANov 10, 2014 · N596AS · Boeing 737890SDR UIEA2014110600578Drain Line · chafedCHAFING WEAR ON AFT FUEL DRAIN LINE LOCATED ON APU DRAIN TUBE CLUSTER. CLEANED & VERIFIED LIMITS AT AFT FUEL DRAIN LINE ON APU. FOUND IN LIMITS IAW AMM 20-20-05.Nov 6, 2014 · N767MW · Boeing 767277SDR CALA2014102101368Fuel Control · faultyAPU OTBD SHUTDOWN INFLIGHT DUE TO AN OVER SPEED. AFTER TROUBLESHOOTING R & R APU FUEL CONTROL UNIT IAW AMM 49-11-000-801 & AMM 49-31-11-400-801. R & R APU ECU IAW AMM 49-61-12. OPERATIONS CHECKED GOOD.Oct 21, 2014 · N76288 · Boeing 737824SDR SWIA201439834Line · crackedAPU FUEL LINE HAS A CRACKED WELD AT SUPPORT BRACKET INSIDE PRESSURE BOX. C-CHECK, REINFORCED FUEL LINES FUEL PRESSURE BOX IAW REO.Oct 20, 2014 · N866AS · Cndair CL6002B19SDR UIEA2014101800499Tru · faultyAPU FAULT ON START AFTER LANDING. APU TRU DEACTIVATED. REPLACED APU STARTING TRU. TESTED IAW AMM 24-32-04 401. TESTED OK, ACFT RESTORED TO NORMAL CONFIGURATION.Oct 18, 2014 · N642GT · Boeing 7673Y0SDR ASAA2014101109360Injector · failedAPU CT5 ATP EGT TREND DATA SHOWS EGT HAS SHIFTED ABOVE THE ESTABLISHED THRESHOLD. ACFT GROUNDED. R & R ALL APU FUEL NOZZLE IAW AMM 49-31-14/401. OPS CHECKED NORMAL. NO LEAKS NOTED.Oct 11, 2014 · N563AS · Boeing 737890SDR SIMA20141006004Line · leakingDURING TAKEOFF ROLL, NOTICED A STRONG ODOR OF FUEL. FOUND APU FUEL PRESSURE LINE LEAKING ON SHUTOFF VALVE.Oct 6, 2014 · N931AE · Emb EMB145LRSDR HALA2014100500164Fcu · leakingFOUND FUEL LEAKING FROM APU FUEL CONTROL UNIT. R & R APU FUEL CONTROL UNIT IAW MM 49-32-51-000-8 01-A/-400-801-A, OPS CK/LEAK CK GOOD, OK FOR SVC.Oct 5, 2014 · N385HA · Airbus A330243SDR REXA2014092500990Unknown · odorFUEL SMELL UPON APU START. PLACED APU ON MEL 49-10-11. DEACTIVATED APU IAW MEL. MM02 UPDATED & PLACARD INSTALLED.Sep 25, 2014 · N8477R · Cndair CL6002B19SDR VNAA2014091500003O-Ring · leakingCREW REPORTED FUEL ODOR IN CABIN ON BOTH APU AND ENGINE BLEED SOURCES. MAINTENANCE INSPECTED, FOUND ELBOW LEAKING ON APU FUEL CONTROL UNIT (FCU), R & R O-RING AND PERFORMED CHECKS IAW AMM. ACFT RELEASED FOR SERVICE.Sep 15, 2014 · N221PS · Cndair CL6002B19SDR HALA2014090900134Pump · failedAPU AFT FUEL PUMP FAULT ECAM DISPLAYED WHEN LEAVING THE ACFT. R & R AFT APU FUEL PUMP IAW AMM 28-22-52. OPS & LEAK CHECKED GOOD.Sep 9, 2014 · N388HA · Airbus A330243
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