JASC 4990

Service difficulty reports · 2,656

Reports filed under 4990 · APU Oil 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 = '4990'
  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 ASAA2015082412891Oil System · lowAPU MAINTENANCE LIGHT ON. ACFT GROUNDED. SERVICED APU WITH OIL.Aug 24, 2015 · N479AS · Boeing 737990ERSDR ASAA2015081412895Oil System · lowAPU FAILED TO START AT FL 380 WITH FAULT LIGHT. ACFT GROUNDED. FOUND MAINTENANCE LIGHT ON, DETERMINED FAULT WAS LOW OIL QUANTITY. SERVICED APU OIL TO PROPER LEVEL REF AMM CH 12-13-31.Aug 14, 2015 · N519AS · Boeing 737890SDR HALA2015080600154Cap · missingAPU OIL CAP MISSING. REPLACED OIL CAP IAW AMM 49-00-00, NO LEAKS NOTED OK TO CONTINUE.Aug 6, 2015 · N594HA · Boeing 767332SDR ASAA2015080312711Filter · cloggedFOUND APU OIL FILTER "DELTA-P" RED INDICATOR HAS EXTENDED. ACFT GROUNDED. R & R APU OIL FILTER ELEMENT IAW AMM 49-91-13. OPS CK GOOD, LEAK CK GOOD. INSPECTION OF MAGNETIC DRAIN PLUG GOOD, NO DEFECTS NOTED.Aug 3, 2015 · N468AS · Boeing 737990ERSDR ASAA2015073112665Oil System · lowAPU FAILED TO START DURING CSS TEST ON FIRST ATTEMPT AT FL 380 AMBER "FAULT" LIGHT ILLUMINATED QRH FOLLOWED. ACFT GROUNDED. BITE CHECK FOUND APU OIL LOW, SERVICED OIL. OPS CK NORMAL, NO CURRENT FAULTS FOUND.Jul 31, 2015 · N519AS · Boeing 737890SDR ASAA2015072712606Warning Message · false activationAPU OIL QUANTITY READS "ADD". ACFT GROUNDED. RAN APU SHUTDOWN, CONFIRMED SIGHT GAUGE READS FULL. CONFIRMED CDU READS FULL, REF 49-61-00-700-801.Jul 27, 2015 · N474AS · Boeing 737990ERSDR AALA201507279004Solenoid Valve · unsecureFLIGHT 505 EN-ROUTE, VERY STRONG & PUNGENT ODOR EMITTED FROM VENTILATION SYS FOR MUCH OF THE FLIGHT. EARLY ALERTED MOC. TIGHTENED DE-OIL SOLENOID VALVE, NO LEAKS NOTED, IAW AMM 49-91-49-400-003-A.Jul 24, 2015 · N816AW · Airbus A319132SDR CA150729001Oil Cooler · leaking(CAN) DURING MAINTENANCE TESTING FOR TROUBLESHOOTING OF AN AUTO-SHUTDOWN AT THE PREVIOUS FLIGHT, OIL SPRAY REPORTEDLY ORIGINATED FROM THE OIL COOLER AND CAUGHT FIRE. THE FIRE WAS EXTINGUISHED USING EXTERNAL EXTINGUISHERS. NO OBVIOUS DAMAGE WAS REPORTED AT THJul 23, 2015 · Boeing 7878SDR ASAA2015071612486Oil System · low pressureAPU LOW OIL PRESSURE ILLUMINATED AFTER START. ACFT GROUNDED.Jul 16, 2015 · N435AS · Boeing 737990ERSDR ASAA2015071612485Oil System · lowAPU BLUE LIGHT ON AT START AND REMAINS ON. ACFT GROUNDED. ACCOMPLISH FIM TASK 49-60, TASK 801. FOUND FAULTS, LOW OIL QTY ACCOMPLISH. FIM TASK 49-90, TASK 804. FOUND OIL QTY LOW AND SERVICED TO FULL, IAW AMM 12-13-31.Jul 16, 2015 · N517AS · Boeing 737890SDR AALA20150714008Cooler · faultyAIR INTERRUPT, EMER DECLARED, LANDING UNEVENTFUL & ACFT OVERWEIGHT. DURING CRUISE APU SHUTDOWN DUE TO LOW OIL PRESS, LT ENG DRIVEN GEN ON MEL. R & R LOW OIL PRESS SWITCH IAW AMM 49-94-22 & APU OIL COOLER IAW AMM 49-91-41. SERVICED APU WITH 8 PINTS OF OIL. Jul 13, 2015 · N967AN · Boeing 737823SDR AALA20150713008Switch · faultyAIR INTERRUPT, EMER DECLARED, LANDING UNEVENTFUL & ACFT OVERWEIGHT. DURING CRUISE APU SHUTDOWN DUE TO LOW OIL PRESS, LT ENG DRIVEN GEN ON MEL. R & R LOW OIL PRESS SWITCH IAW AMM 49-94-22 & APU OIL COOLER IAW AMM 49-91-41. SERVICED APU WITH 8 PINTS OF OIL. Jul 13, 2015 · N967AN · Boeing 737823SDR HALA201506270120Filter · cloggedDUE APU SHUTDOWN AND MESSAGE OF OIL FILTER CLOG ON REPORT. R & R BOTH APU LUBE AND SCAVANGE FILTERS IAW AMM 49-91-41. PERFORMED OPS AND LEAK CHECK. NO FAULTS FOUND.Jun 27, 2015 · N384HA · Airbus A330243SDR AALA201506299017Cooling Fan · leakingFLIGHT 1984, EN-ROUTE, UNUSUAL STRONG ODOR WHEN APU BLEED OPENED, STRONG ODOR THROUGHOUT ACFT. REPLACED THE APU OIL COOLING FAN & COOLING FAN DUCT & ALSO REPAIRED OIL LEAKS AT THE OIL PUMP ASSEMBLY.Jun 27, 2015 · N816AW · Airbus A319132SDR DALA2015051903361Gasket · leakingF/A AND PASSENGERS EXPERIENCED HAZE AND SMOKE IN CABIN AFTER TAKEOFF. THE AFT LAVATORY SMOKE DETECTOR WAS SOUNDING DURING THE CLIMB THROUGH 7000 FT. THE CREW DECLARED AN EMERGENCY AND RETURNED. MAINTENANCE FOUND THE APU INLET CONTAMINATED WITH OIL. A LEAK ATMay 17, 2015 · N932DL · Doug MD88SDR ASAA2015050811656Filter · cloggedAPU OIL FILTER INDICATOR EXTENDED. ACFT GROUNDED. ACCOMPLISHED AMM TASK 49-91-13-600-801 OIL FILTER INDICATOR SERVICING. R & R LUBE FILTER ELEMENT REF AMM 49-91-12. OPS AND LEAK TEST GOOD.May 8, 2015 · N588AS · Boeing 737890SDR ASAA2015042311492Warning Light · false activationAPU BLUE "MAINT" LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED APU BITE TEST, SHOWS LOW OIL QUANTITY FAULT AND FAULT CLEARED. APU OIL QUANTITY SHOWS FULL. RAN APU NO "MAINT" BLUE LIGHT ILLUMINATED. OK FOR SERVICE.Apr 23, 2015 · N584AS · Boeing 737890SDR ASAA2015041611374Filter · cloggedWHILE ACCESSING APU FOR FUEL FILTER CHANGE FOUND OIL FILTER INDICATOR POPPED. ACFT GROUNDED. REMOVED FILTER AND INSPECTED BOWL AND FILTER FOR CONTAMINATION. NONE FOUND. INSTALLED NEW FILTER AND RAN APU OPS AND LEAK CHECK GOOD, REF 49-91-12-400-802.Apr 16, 2015 · N514AS · Boeing 737890SDR 2015F00058Apu · smokeCOCKPIT FILLED WITH SMOKE ON UPWIND CLIMB - NOTED THAT THE APU OIL QUANTITY WAS LOW. SERVICED APU OIL TO FULL, PERFORMED GROUND POWER RUNS WITH ACM (PACK)- ON, INSPECT WATER SEPARATOR SOCK FOR OIL CONTAMINATION. PERFORMED APU / ENGINE GROUND RUNS UTILIZING DIApr 14, 2015 · N47HF · Cessna 560XLSDR ASAA2015041311345Filter · cloggedFOUND APU LUBE OIL FILTER RED "DP" FILTER BUTTON EXTENDED, DURING A-CHECK. ACFT GROUNDED. R & R APU LUBE OIL FILTER IAW AMM 49-91-12. OPS CK GOOD.Apr 13, 2015 · N593AS · Boeing 737890SDR USAA2015040700010Pump · leakingELECTRICAL, PLASTIC MELT SMELL IN AIR, FLIGHT DECK & CABIN FOR 5 MINUTES, DISSIPATED. ACCOMPLISHED 26L00021004 & FOUND OIL IN THE APU PLENUM. REPLACED APU OIL PUMP & ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK IAW AMM 49-91-45-45-400-001A.Apr 6, 2015 · N834AW · Airbus A319132SDR USAA2015030900004O-Ring · leakingTHE CABIN CREW NOTICED FUMES IN THE GALLEY, ACFT RT, & BOTH AISLES LT & RT OF ACFT STARTING AT ROW 1 & BECOMING STRONGER AT ROWS 8 - 12. THE FLIGHT DECK CREW CAME INTO THE CABIN & VERIFIED THE ODORS. SEVERAL CABIN CREW MEMBERS USED PORTABLE OXYGEN AS NECESSAMar 7, 2015 · N278AY · Airbus A330323SDR ASAA2015022210742Filter · failedDURING NON-ROUTINE, APU SCAVENGE OIL FILTER R & R FOUND LUBE MOD FILTER DPI INDICATOR EXTENDED. ACFT GROUNDED. PERFORMED OIL FILTER INDICATOR SERVICING REF: MM 49-91-13 MAG PLUG CLEAN/FILTER CLEAN NO DEBRIS REPLACED FILTER, OPS/LEAK CHECK GOOD.Feb 22, 2015 · N579AS · Boeing 737890SDR USAA2015020900012Oil System · leakingJUST PRIOR TO PUSHBACK FLIGHT ATTENDANT & GATE AGENT REPORTED MUSTY DIRTY SOCK SMELL MID CABIN TO AFT CABIN WITH APU POWERING BOTH PACKS. APU OIL LEAKS FOUND & REPAIRED. NO ODOR NOTED AT THIS TIME, OK FOR SERVICE.Feb 8, 2015 · N834AW · Airbus A319132SDR CALA2015020293062Oil System · overservicedCABIN CREW REPORTED FUMES DURING CLIMB THRU 6000 FT. REPORTS RANGE FROM ELEC TO OIL. FUMES REPORTED MID CABIN AREA. R & R FILTERS IAW IPC 21-25 -01. PERFORMED IN-DEPTH INSPECTION OF ACFT SYSTEMS IAW FIM 21-00 -801 & AMMS 71-00-00, 79-21-10 & 05-51-56. CORJan 31, 2015 · N662UA · Boeing 767322SDR UIEA2015012800053Sleeve · damagedAPU OIL COOLER OUTLET DUCT RUBBER SLEEVE IS DRIED & CRACKED. R & R APU OIL COOLER OUTLET DUCT RUBBER SLEEVE IAW AMM 49-51-01.Jan 26, 2015 · N642GT · Boeing 7673Y0SDR USAA2015012600008Oil System · overservicedDURING CLIMB OUT, CREW REPORTED A DIRTY SOCK SMELL IN THE COCKPIT & CABIN. FOUND APU OVER SERVICED WITH WRONG TYPE OIL. FLUSHED & REPLACED OIL & FILTER TWICE IAW MM 49-90-00-600-008.Jan 24, 2015 · N180US · Airbus A321211SDR CALA2015011392954Sensor · faultyAPU ALTITUDE NO START VERIFICATION. APU ROTATES BUT NO EGT INDICATIONS DURING START. REPLACED OIL TEMP SENSOR IAW AMM -49-94-01.Jan 10, 2015 · N516UA · Boeing 757222SDR ASAA2014121609974Filter · cloggedFOUND RED BUTTON ON THE FILTER INDICATOR EXTENDED. ACFT GROUNDED. PERFORMED OIL FILTER INDICATOR SERVICING IAW AMM 49-91-13-601-801. OPS CHECKED GOOD. NO LEAKS NOTED.Dec 16, 2014 · N533AS · Boeing 737890SDR DALA2014121706582Oil System · overservicedAT 30000 FEET, CRANKED APU AND ELECTRICAL BACKUP, F/A CALLED AND REPORTED ODOR IN CABIN. SHUTDOWN APU IMMEDIATELY. ODOR DISSAPATED. MAINTENANCE TROUBLESHOT AND FOUND APU OIL OVERSERVICED.. REMOVED .5 QUART OF OIL FROM APU AND CLEANED COMPARTMENT. RAN APDec 14, 2014 · N901DA · Doug MD9030SDR ASAA2014121109937Oil System · lowAPU BLUE MAINTENANCE LIGHT ILLUMINATED. ACFT GROUNDED. SERVICED APU OIL TO FULL IAW 12-13-31. MAINTENANCE LIGHT EXTINGUISHED. NO LEAKS NOTED. OPS CHECK GOOD.Dec 11, 2014 · N413AS · Boeing 737990ERSDR USAA2014120200002O-Ring · missingAFTER STARTING THE APU WE HAD A STRONG SMELL OF ODOR ENTER THE ACFT. SHUT APU DOWN & REMOVED PAXS. REPLACED MISSING O RINGS ON APU STARTER IAW AMM 49-42-51 & REPLACED CUT O RINGS ON APU OIL COOLER FEED LINE IAW AMM 49-91-44.Dec 1, 2014 · N534UW · Airbus A321231SDR ASAA2014112209725Warning Message · false activationAPU MAINT LIGHT ILLUMINATED AFTER APU START. ACFT GROUNDED. PERFORMED APU BITE AND FOUND ERROR MSG 49-91227, LOW OIL QTY. INSPECTED APU AND FOUND OIL LEVEL ON THE FULL POSITION ON SIGHT GLASS, IAW AMM 12-13-31. PERFORMED LOW OIL QTY FAULT ISOLATION REF TASK Nov 22, 2014 · N592AS · Boeing 737890SDR CALA2014111901471Sensor · failedAPU FAULT ILLUMINATED & AUTO SHUTDOWN. FOUND MX MSG 49-91005 WITH TASK 49-90 TASK 801. R & R OIL TEMP SENSOR. OPERATIONS CHECKED NORMAL IAW AMM 49-94-21.Nov 19, 2014 · N13227 · Boeing 737824SDR CALA2014111901458Oil Cooler · unserviceableAPU FAULT ILLUMINATED & AUTO SHUTDOWN. R & R APU OIL COOLER IAW AMM 49-91-41. OPERATIONS CHECKED GOOD, NO LEAKS. R & R APU ECU DUE TO FAULT HISTORY IAW AMM 49-61-12. OPERATIONS CHECKED GOOD. ROTABLE PARTS CHANGE WAS INDICATED TT 1616520 SN OFF 02300 TT 160Nov 16, 2014 · N13227 · Boeing 737824SDR HALA2014111600192Oil Cap · missingDURING CRUISE FLT 370, 15 MIN INTO FLT BEFORE 180 ETOPS APU OIL QTY EICAS, 0 QUANTITY, ADD WITH APU OFF. T/S IAW FIM 49-11, FAULT TREE A02. FOUND APU OIL CAP OFF, SERVICED APU FULL. CLEANED UP OIL IN AND OUTSIDE APU COMPARTMENT. RAN APU 10 MIN. APU OPS CKS Nov 16, 2014 · N589HA · Boeing 76733ASDR USAA2014111400005Apu · leakingACRID, MUSTY SMELL THROUGHOUT CABIN & COCKPIT LAST 10 MINS OF FLIGHT. FIRST CLASS PAX COMPLAINED, COVERED NOSES & MOUTHS. SMELL STRONGER IN CABIN THAN FLIGHT DECK, VERY NOTICEABLE. ODOR HAD DISSIPATED AS WE PULLED INTO THE GATE. FOUND APU OIL LEAK, CORRECTNov 13, 2014 · N669AW · Airbus A320232SDR ASAA2014111009634Warning Light · false activationAFTER ENGINE START CREW NOTICED "MAINT" LIGHT ON WENT OUT MOMENTARILY THEN CAME BACK ON. ACFT GROUNDED. CDU SAID "ADD OIL". WENT TO SERVICE WITH OIL AND FOUND OIL IS FULL. SERVICED APU OIL IAW AMM 12-13-31. OPERATED APU FOR 2.5 HRS. NO MAINT LIGHT.Nov 10, 2014 · N592AS · Boeing 737890SDR USAA2014110600005Cooling Fan · inoperativeSMOKE NOTED IN CABIN & JETBRIDGE AFTER SHUTING DOWN APU. GND OBSERVERS STATED SMOKE CAME FROM APU. REPLACED APU OIL COOLING FAN IAW MM 49-52-51. OPERATIONS CHECKED GOOD.Nov 5, 2014 · N753US · Airbus A319112SDR ASAA2014101509401Indicator · trippedAPU FILTER INDICATOR EXTENDED, IAW T/C N8349002 ACCOMPLISH AMM 49-91-13-600-801, OIL FILTER INDICATOR SERVICING. ACFT GROUNDED. R & R FILTER ELEMENT AND FILTER INDICATOR, LEAK CHECK GOOD. ACCOMPLISHED AMM 49-91-13-600-801, MAGNETIC DRAIN PLUG NO METAL.Oct 15, 2014 · N409AS · Boeing 737990ERSDR ASAA2014101309376Oil System · lowAPU " MAINTENANCE" LIGHT ILLUMINATES INTERMITTENTLY. ACFT GROUNDED. FOUND APU OIL LOW. SERVICED APU OIL IAW AMM 12-13-31-610-803.Oct 13, 2014 · N453AS · Boeing 737990ERSDR SWIA201439485Oil System · lowAPU OIL PRESSURE CAUTION MESSAGE DURING FLIGHT. SERVICED APU WITH OIL. OPERATED APU FOR EXTENDED PERIOD. OPS CHECKED GOOD IAW AMM.Oct 10, 2014 · N783CA · Cndair CL6002B19SDR DALA2014100705428Apu · failedACFT DIVERTED DUE TO SMOKE IN CABIN. OIL FOUND BY APU INLET. APU CHANGED. LP 6180296 & 1651860.Oct 6, 2014 · N970DL · Doug MD88SDR VNAA2014100300003Sensor · malfunctionedCREW REPORTED APU OIL TEMP CAS MESSAGE DURING FLIGHT. CREW DIVERTED AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED, R & R APU OIL TEMPERATURE SENSOR AND PERFORMED CHECKS PER AMM. AIRCRAFT RELEASED FOR SERVICE.Oct 3, 2014 · N213PS · Cndair CL6002B19SDR USAA2014093000002Oil System · overservicedAPU SMELL AT GATE WET SOCK PLUS IRRITATION TO LUNGS & EYES. ACCOMPLISHED JOB CARD 26L00021001 & 26L00021002. FOUND APU OIL TO BE THE PROBLEM DECONTAMINATED APU COMPARTMENT.Sep 29, 2014 · N625AW · Airbus A320231SDR USAA2014092900009Seal · leakingWITH APU ON BOTH ENGS SHUTDOWN, APPROX 20 MINUTES IN LINE, CABIN & COCKPIT FILLED WITH POSSIBLE TOXIC FUMES, DIRTY SOCK SMELL. CAPTAIN NOTICED IRRITATION OF THROAT & BRONCHIA. ACFT RETURNED TO THE GATE. COMPLIED WITH JOB CARD 26L00021001 & 26L00021002. DETESep 27, 2014 · N191UW · Airbus A321211SDR DXTA2014092605896Oil System · overservicedSTARTED APU IMMEDIATELY HAD SMOKE COMING OUT OF THE WEMACS. FOUND APU OIL OVER SERVICED. REMOVED EXCESS OIL & BORESCOPED INLET OF APU WITH NO EVIDENCE OF OIL. RAN APU WITHOUT ANY SMOKE OR ODOR DETECTED AT THIS TIME. CHECKED OIL LEVEL AFTER SHUTDOWN IAW MM Sep 25, 2014 · N368QS · Cessna 680CESDR USAA2014092600005Structure · dirtyCABIN & COCKPIT ODOR AT GATE. FOUND RESIDUAL OIL IN APU COMPARTMENT, CLEANED AREA. ACCOMPLISHED JOB CARDS 26L000221001. TROUBLESHOOT CABIN AIR QUALITY 26L00021002 APU SMELL IN CABIN & JOB CARD 26L00021004, DECONTAMINATION OF ECS. REPLACED CABIN RECIRC FILTSep 24, 2014 · N534UW · Airbus A321231SDR WX0A2014092272167Oil System · leakingON CLIMB OUT STRONG SMELL OF FUMES THROUGHOUT CABIN & COCKPIT. RAN QRH 26.2 FUMES DISSIPATED ONLY BRIEFLY & RETURNED DURING DESCENT. PERFORMED QRH 26.5 FUMES REMOVAL PRESSURIZED. LANDED WITHOUT INCIDENT. COMPLIED WITH WORK ORDER 00234942 FOR TROUBLESHOOTINSep 18, 2014 · N871GA · Doug DC983SDR ASAA2014090609065Indicator · trippedFOUND OIL FILTER INDICATOR EXTENDED ON APU OIL FILTER HOUSING. ACFT GROUNDED. PERFORMED OIL FILTER INDIACTOR SERVICING, IAW AMM 49-91-13. FOUND NO CONTAMINATION ON APU MAGNETIC DRAIN PLUG OR LUBE FILTER ELEMENT. RESET OIL FILTER INDICATOR IAW AMM 49-91-1Sep 6, 2014 · N532AS · Boeing 737890
Back to JASC 4990