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 ASAA1058363Filter · defectiveFOUND APU LUBE MODULE DPI EXTENDED. ACCOMP OIL FILTER IND SERVICING REF M/M 49 91 13 600 801. REMOVED & REPLACED LUBE FILTER ELEMENT LK & OPS NORMAL REF M/M 49 91 12 400 802. ACCOMP MAG DRAIN PLUG INSP NO DEFECTS NOTED REF M/M 49 91 81 200 801. RESET DPI OOct 13, 2010 · N562AS · Boeing 737890SDR CA101013006Line · separatedJUST AFTER PUSHOFF GATE AND PRIOR TO ENGINE START THE APU PERFORMED AN AUTO SHUTDOWN. CREW ADVISED THEY WILL BE TOWED BACK TO GATE FOR MX. ANOTHER ACFT ON TAXI CALLED IN REPORTING SMOKE AND OIL FROM THE REAR OF ACFT. FIRE DEPT ARRIVED AND THE ACFT WAS REMOVOct 12, 2010 · Boeing 7377*SDR ASAA1058360Filter · defectiveFOUND LUBE FILTER HOUSING ON APU FILTER INDICATOR POPPED. ACCOMPLISHED T/C 78349013 DELTA P INSPECTION ON W/O 92909. LUBE FILTER HOUSING INDICATOR RESET FILTER CHANGED REF MM 49 91 13. FOUND NO METAL PARTICLES.Oct 12, 2010 · N584AS · Boeing 737890SDR ASAA1058359Filter · faultyAPU FAULT LIGHT ILLUMINATED ON START CONTINUED TO BE ILLUMINATED AFTER SWITCH PLACED OFF. REPLACED STARTER/GENERATOR OIL FILTER AND LUBE FILTER ELEMENT AS PER AMM 49 91 12. INSPECTED MAGNETIC DRAIN PLUG AS PER 49 91 81 NO METAL PARTICLES NOTED. OPERATE APU Oct 12, 2010 · N586AS · Boeing 737890SDR ASAA1058339Filter · faultyWHILE PROVIDING PNEUMATICS ONLY THE APU SHUTDOWN. AMBER FAULT LIGHT IS ILLUMINATED. INTERAGATED CDU FOUND FAULT 49 94299 "STARTER GEN OIL FILTER SHOWS CLOGGED". PERFORMED FIM 49 90 00 810 809 REPLACED LUBE FILTER AND STARTER GEN FILTER AND INSPECTED MAGNETIOct 9, 2010 · N560AS · Boeing 737890SDR ASAA1058338Indicator · damagedWHILE ACCOMPLISHING T/C 78349013 FOUND APU OIL FILTER DPI EXTENDED AND DAMAGED. REMOVED AND REPLACED OIL DPI AND FILTER REF MM 49 91 13. OLD FILTER SHOWED NO INDICATION OF CONTAMINATION OR CLOGGING. RAN APU LEAK CHECKS GOOD. APU OK FOR SERVICE.Oct 8, 2010 · N581AS · Boeing 737890SDR RYNA2010001020035Oil System · lowTHE RIGHT ENGINE IDG WAS PLACED ON MEL, DURING THE FLIGHT HAD TO RUN THE APU DUE TO MEL. DURING THE FLIGHT THE APU LOW OIL QTY MESSAGE CAME ON. THE CREW HAD TO DIVERT THE AIRCRAFT TO PIK. MX REPAIRED THE RIGHT ENGINE IDG BY CLEANING THE CONNECTOR TO THE IDOct 7, 2010 · N120DL · Boeing 767332SDR DALA1025909020Oil System · leakingDURING CLIMBOUT THE AFT SMOKE DETECTOR ALARM SOUNDED AND PASSENGERS SMELLED ODD ODOR IN REAR OF ACFT. FLIGHT CREW RETURNED ACFT TO DEPARTURE AIRPORT. MX FOUND OIL LEAKING FROM THE APU AREA AND REPLACED THE APU IAW AMM. PERFORMED OPN 5089 DUCT BURNOUT AND REPOct 5, 2010 · N920DE · Doug MD88SDR ASAA1058320Filter Element · defectiveAPU OIL FILTER INDICATOR EXTENDED. ACCOMPLISHED APU OIL FILTER INDICATOR SERVICING. REF MM 49 91 13, NO CONTAMINATION FOUND. OPS CHECK GOOD, NO LEAKS NOTED.Oct 1, 2010 · N588AS · Boeing 737890SDR DALA1025140994Oil System · leakingDURING CLIMBOUT, BOTH OF THE AFT LAVATORIES SMOKE DETECTORS ALARMS SOUNDED WITH LIGHT HAZE AND ODOR IN THE AFTCABIN. CLEARED AND ALARMS STOPPED WHEN CLIMBING THROUGH 12K FT SO FLIGHT CONTINUED TO DESTINATION. UPON ARRIVAL, MX FOUND THE APU LEAKING OIL AND REPSep 28, 2010 · N994DL · Doug MD88SDR DALA1023550947Seal · failedFLIGHT CREW DIVERTED ACFT DUE TO SMOKE IN THE CABIN. MX FOUND APU OIL CAP SEAL IN POOR CONDITION WITH OIL ON THE GROUND. MX R & R OIL CAP SEAL AND ACCOMPLISHED OPERATION 5089 DUCT BURN-OUT.Sep 19, 2010 · N947DL · Doug MD88SDR ASAA1058286Filter · cloggedAPU FAULT LIGHT ON APU START. MAINT MSG 49 94299 STARTER GEN OIL FILTER SHOWS CLOGGED. PERFORMED FIM TASK REF 49 90 00 810 809. REPLACED STARTER GENERATOR FILTER ELEMENT AND LUBE FILTER ELEMENT. RAN APU NO FAULTS NO MAINT MSG'S OP'S CK NORMAL. REF MMS 49 Sep 18, 2010 · N594AS · Boeing 737890SDR MASA2010091500988Oil Cap · out of positionBOTH PACKS SMELL OF BURNING OIL. MX FOUND APU OIL CAP POPPED OFF, SERVICED APU, RE-INSTALLED CAP AND CLEANED RESIDUAL OIL. NO FURTHER SMELL NOTED.Sep 14, 2010 · N77302 · Cndair CL6002B19SDR HALA2010090200391O-Ring · damagedETOPS SIGNIFICANT SYS -ON ETOPS CK FOUND APU CHIP DETECTOR O-RING AT RT SIDE UPPER MOST POS DAMAGED. NOTED OIL LEAK ON WALKAROUND. R & R CHIP DETECTOR O-RING AT RT UPPER MOST DETECTOR. SERVICED APU OIL TO FULL. OPS & LEAK CK GOOD. SECURED APU ACCESS DOORS OKSep 2, 2010 · N582HA · Boeing 76733ASDR HALA2010090200387Oil Filter · trippedETOPS SIGNIFICANT SYS - DURING ETOPS INSP FOUND DPI POPPED ON APU OIL PUMP FILTER. R & R OIL FILTER. NO METAL FOUND, RESET DPI, RAN APU NO LEAKS, DPI DID NOT TRIP, OK FOR SERVICE.Sep 2, 2010 · N581HA · Boeing 76733AERSDR RAIA201008310001Apu · leakingDURING CLIMB THE FLIGHT CREW NOTICED A BURNING OIL SMELL FROM APU BLEED WITH HIGH EGT. MAINTENANCE INSPECTED THE APU COWLING AREA AND FOUND EVIDENCE OF AN OIL LEAK. DEFERED THE APU.Aug 31, 2010 · N807HK · Emb EMB145EPSDR COMA2010083150188Oil Cooler · cloggedEN ROUTE FROM PHL TO CVG RECEIVED APU OIL TEMP CAUTION MSG. EMERGENCY DECLARED, A/C DIVERTED TO HTS LANDED SAFELY. REMOVED AND REPLACED APU OIL COOLER.Aug 31, 2010 · N587SW · Cndair CL6002B19SDR ASAA1058234Filter · obstructedSTARTED APU NORMALLY, WAITED APPROX 30 TO 60 SECONDS TO CONNECT APU GEN, IMMEDIATELY AFTER CONNECTING APU GEN IT DROPPED OFF LINE & APU AUTO SHUTDOWN W/APU FAULT LIGHT ILLUMINATED. STARTED APU RUN FOR ABOUT 60 SEC NORMALLY THEN AUTO SHUT DOWN WITH FAULT LIGHTAug 27, 2010 · N519AS · Boeing 737890SDR HALA2010082600380Filter · trippedETOPS SIGNIFICANT SYS - APU FAULT LIGHT ON UNABLE TO START. PERFORMED APU ECU BITE IAW FIM 49-11-00 FAULT SHOWED LOW OIL PRESS & APU SCAVENGE OIL FILTER DP INDICATOR POPPED, FOUND ALL CHIP DETECTORS CLEAN, R & R OIL SCAVENGE FILTER IAW AMM 49-27-03 NOTE: FOUAug 26, 2010 · N587HA · Boeing 76733ASDR VNAA2010083000008Fluid · lowCREW REPORTED AN APU PRESS CAUTION MSG. CREW DIVERTED TO RIC LANDING WITHOUT INCIDENT. MAINTENANCE USING THE MANUFACTURER MAINTENANCE MANUALS INSPECTED AND FOUND APU OIL LEVEL LOW. MAINTENANCE SERVICED THE OIL. CHECKS WERE MADE USING THE AIRCRAFT MAINTENANAug 25, 2010 · N254PS · Cndair CL6002B19SDR HALA2010082100376Transmitter · inoperativeETOPS SIGNIFICANT SYS - APU OIL QTY INOP. R & R APU OIL QUANTITY TRANSMITTER. IAW MM 49-94-04-004-001. OPS CK GOOD.Aug 21, 2010 · N586HA · Boeing 7673G5SDR HALA2010081500372Oil System · lowETOPS SIGNIFICANT SYS - APU WILL NOT START. PERFORMED BITE CHECK-HAD APU LOW OIL MESSAGE- SERVICED OIL NOW APU STARTS NORMAL-OK TO CONTINUE.Aug 15, 2010 · N586HA · Boeing 76733ASDR UALA2010081602985Line · leakingDURING APU START FOR LEAK CHECK, SMALL FIRE FLARE UP AT AFT UPPER LUBE LINE, LOCATION HAS HEAVY COKING AROUND FITTING & UNDER HEAT BLANKET. NO DAMAGE FROM FLARE UP IN APU BAY, APU SHUTDOWN IMMEDIATELY. ACCOMPLISHED INSP OF APU BAY FOR DAMAGE, NO IRREGS NOTEAug 15, 2010 · N803UA · Airbus A319131SDR DALA1019430977Oil System · leakingON CLIMB OUT, F/A REPORTED SMOKE IN THE CABIN WITH AFT LAVATORY SMOKE DETECTORS SOUNDING. MX ACCOMPLISHED OPS, 5088 SMOKE IN CABIN TROUBLESHOOTING. FOUND APU LEAKING OIL, CORRECTED OIL LEAK AND ACCOMPLISHED SEVERAL DUCT BURN OUTS IAW OPS 5089. REPLACED H2O Aug 13, 2010 · N977DL · Doug MD88SDR ASAA1058152Oil Cooler · cloggedAPU LOW OIL PRESSURE CAUTION LIGHT ON OVERHEAD PANEL ILLUMINATED. APU SHUT DOWN AUTOMATICALLY. TOTAL RUN TIME FROM START AT GATE ABOUT 2+45 HOURS. FOUND APU OIL COOLER CLOGGED. REPLACED IAW AMM 49 91 41 400 801. PRECAUTIONARY REPLACED APU LUBE MODULE IAW Aug 6, 2010 · N563AS · Boeing 737890SDR ASAA1058127Pressure Switch · defectiveWHEN REQUIRED EN ROUTE SHUTTING DOWN APU LOW OIL PRESSURE LIGHT WAS ILLUMINATED. AFTER SHUT DOWN LIGHT WENT OUT. NO MASTER CAUTION LIGHT ILLUMINATED. PERFORMED FIM TASK 49 90 00 810 803. THRU STEPS F (3). REMOVED AND REPLACED LOW OIL PRESSURE SWITCH REF MMAug 4, 2010 · N563AS · Boeing 737890SDR ASAA1058125Module · malfunctionedAPU HAS A HISTORY OF LOW OIL PRESSURE SHUTDOWN. REMOVED AND REPLACED APU LUBE MODULE REF AMM 49 91 11 OPS AND LEAK CHECK GOOD.Aug 2, 2010 · N577AS · Boeing 737890SDR USAA2010080491589Fan · faultyFLT 209 - SLC-PHX - ODOR - EXTRA DIRTY SOCK SMELL THROUGHOUT CABIN & GALLEYS. REMOVED AND REPLACED APU OIL COOLER FAN IAW AMM 49-52-05.Aug 1, 2010 · N814AW · Airbus A319132SDR ASAA1058119Pressure Switch · faultyON TAXI OUT APU LOW OIL PRESS LIGHT CAME ON. APU AUTO SHUT DOWN. FOLLOWED QRH. PERFORMED FIM TASK 49 90 00 810 803 CONFIRMED FAULT 49.91007. OIL PRESSURE SHUT DOWN. REPLACED LOW OIL PRESSURE SWITCH REF MM 49 94 22 400 801. GROUND VERIFICATION TEST WAS NOJul 30, 2010 · N577AS · Boeing 737890SDR UALA2010072802731Filter · failedAPU INOP. AUTO SHUTSDOWN 10 SECONDS AFTER REACHING 95 PERCENT RPM. APU FAULT LIGHT ON. REFER TO MM-49-61-00, CODE C6. BITE APU BOX FOUND GEN FILTER MESSAGE. REPLACED GEN SCAVENGE FILTER IAW AMM. SERVICED OIL TO FULL. OPS CHECKED NORMAL.Jul 27, 2010 · N671UA · Boeing 767322SDR HALA2010072000323Oil Filter · dirtyETOPS SIGNIFICANT SYSTEM - APU FAILED TO START ON 1ST ATTEMPT, APU FAULT EICAS APU START NORMAL ON 2ND ATTEMPTS. BITE ECU AND SHOWN FAULT LOW OIL PRESS. CHANGED BOTH OIL FILTERS ON APU WHICH DPS POPPED. RESET DPS, RUN APU AND OPS CHECK GOOD. NO LEAKS OR FAJul 20, 2010 · N586HA · Boeing 7673G5SDR HALA2010071900309Pressure Switch · malfunctionedETOPS SIGNIFICANT SYSTEM - APU AUTO SHUTDOWN AT GATE WHEN ENGINES SHUT DOWN. FIRST RESTART ATTEMPT GOOD. REMOVED AND REPLACED APU OIL PRESSURE SWITCH PER AMM 49-94-02, OPS AND LEAK CHECKS OK.Jul 19, 2010 · N586HA · Boeing 7673G5SDR A6WA201040531Oil Cooler · cloggedAPU OIL TEMP CAUTION MSG ILLUMINATED IN FLT C/W QRH. FOUND APU OIL COOLER PLUGGED, R & R COOLER IAW AMM 49-91-07 LEAK AND OPS CHECK GOOD.Jul 15, 2010 · N404AW · Cndair CL6002B19SDR DALA1016530962Oil Cap · misinstalledDURING CLIMB PASSING THROUGH 8000 FT, THE CABIN CREW REPORTED A BURNING OIL SMELL FOLLOWED BY THE AFT LAVATORY SMOKE DETECTORS SOUNDING. SMELL DISSIPATED AND FLIGHT CONTINUED TO ATL. UPON ARRIVAL MAINTENANCE FOUND THE APU OIL CAP IMPROPERLY INSTALLED. REPLAJul 14, 2010 · N962DL · Doug MD88SDR ASAA1058044Oil System · overservicedAPU FAILED ON GROUND AFTER RUNNING NORMALLY FOR ABOUT TEN MINUTES. RAN APU APPROX 10 MIN. LOW OIL PRESSURE SHUTDOWN. MAINT MSG 49 91007. REF FIM TASK 49 90 00. APU WAS OVERSERVICED. DRAINED OIL TO FULL MARK. INSPECTED MAGNETIC DRAIN PLUG. NO DEFECTS NOJul 7, 2010 · N577AS · Boeing 737890SDR UALA2010070602404Switch · faultedAPU FAULT ON START. APU FAULT ON START. ECU BOX SHOWS LOP FAULT. CLEARED MSG, ATTEMPT TO START APU, FAULTS AT 89 PERCENT AND SHUTS DOWN. BITE FAULTS 'LOP'. ON START APU COMES UP TO APPROX 90 PERCENT THEN SHUTS DOWN. FAULT LIGHT AND "LOP" ON BITE. NO SWIJul 6, 2010 · N543UA · Boeing 757222SDR AALA20100629TUL12Seal · looseIAD - INFLIGHT LGA-DFW. AUXILIARY POWER UNIT LOW OIL PRESSURE LIGHT ILLUMINATED IN FLIGHT APU SHUT DOWN. LEFT ENGINE GENERATOR ON MEL. EMERGENCY DECLARED DIVERTED IAD ON ACCOUNT SINGLE GENERATOR OPERATION. FOUND LOOSE SEAL ON AXILIARY POWER UNIT OIL CAP. Jun 29, 2010 · N266AA · Doug DC982SDR HALA2010062400271Oil System · lowETOPS SIGNIFICANT SYS - APU OIL QTY - STATUS PAGE. SERVICED APU OIL TO FULL. VISUAL INSP FOUND NO DISCREPANCIES, RAN APU AND CHECKED FOR LEAKS, NONE FOUND. CHECKED TAIL PIPE FOR EVIDENCE OF OIL LEAK, NONE FOUND. OPS CK OF APU OK, NO FAULTS, MSG CLEARED, OK FJun 24, 2010 · N592HA · Boeing 7673CBSDR HALA2010062200270Oil System · unknownETOPS SIGNIFICANT SYS - APU RUN OUT OF OIL. APU OIL LEVEL CHECKS FULL. NO LEAK NOTED. OK FOR SERVICE.Jun 22, 2010 · N592HA · Boeing 7673CBSDR USAA2010062391233Packing · cutFLT 192 MCO-PHX - ODOR - DURING TAXI OUT AT MCO (AND PRIOR TO WITH APU RUNNING AT GATE) SMELLED A DIRTY SOCK ODOR IN COCKPIT AND FLIGHT ATTENDANTS REPORTED SAME SMELL THROUGHOUT CABIN. THE SMELL REMAINED THROUGH INITIAL CLIMB TO ABOUT 10,000 FEET AND RETURNEDJun 22, 2010 · N510UW · Airbus A321231SDR F3LA2010061500442Oil System · leakingREF LOG PAGE 522934. ITEM 1. FOUL ODOR EMITS FROM PACKS WITH BOTH APU AND ENGINE BLEEDS. FOUND APU OIL LEAKING INTO BLEED AIR. APU RENDERED INOPERATIVE. APU PLACED ON MEL.Jun 14, 2010 · N949FR · Airbus A319112SDR ANCF2010061100063Line · brokenPRELIMINARY REPORT - SMOKE IN APU . PILOT REPORT: APU AUTO SHUTDOWN AFTER ENG 1 START. PRELIMINARY MAINTENANCE, THIS ITEM IS DEFERRED TO DMI 66, MEL 49-10-01 CAT C, APU SYSTEM SELF TEST VIA MCDU PERFORMED, LOW OIL LEVEL, LUBRICATION LINE WAS FOUND BROKEN, MJun 11, 2010 · N961AV · Airbus A320214SDR ASAA1057925Pressure Switch · malfunctionedPOST A CHECK FLIGHT VERIFICATION FAILED APU STARTED NORMALLY AT 41000 RAN FOR APPROX 5 MINUTES THEN SHUT DOWN WITH OIL LOW PRESS LIGHT ILLUMINATED. REPLACED LOW OIL PRESSURE SWITCH PER MM 49 94 22 400 801. PERFORMED OPERATION AND BITE CHECK. OPERATION NORMAJun 11, 2010 · N563AS · Boeing 737890SDR FDEA201006081869Clamp · failedSMOKE IN ACFT. APU AUTO SHUTDOWN. APU OIL QTY IS ZERO ON FLT DECK GUAGE & READING ZERO IN THE APU BAY. APU OIL QTY AT BLOCKING READING OVER HALF FULL. DUE TO SMOKE & ODOR OF OIL FROM BOTH PACKS. C/W MM 21-51-00-3 AND R & R BOTH PACK COALESCER BAGS. REFJun 8, 2010 · N746FD · Airbus A300B4622RSDR UALA2010060301915Regulator · out of toleranceAPU OIL COOLER NEEDS REPLACEMENT. REPLACED APU OIL COOLER IAW JIC. OPS NORMAL.Jun 2, 2010 · N675UA · Boeing 767322SDR UALA2010052701833Seal · leakingCREW REPORTS APU AUTO SHUTDOWN. IDG WAS INOP SO APU WAS STARTED. APU STARTED TO LOSE OIL WHICH SUBSEQUENTLY CAUSED THE DIVERSION. FOR THE IDG, AN OIL SERVICING LINE WAS SECURED AT A B-NUT. FOR THE APU, OIL WAS FOUND LEAKING AT THE BEARING SEAL CAVITY DRAINMay 26, 2010 · N519UA · Boeing 757222SDR IPXA10159942Oil Cooler · inoperativeAPU AUTO SHUTDOWN RESULTING IN SINGLE GENERATOR OPERATION. DECLARED EMERGENCY AND DIVERTED, APU OIL QUANTITY INDICATES 'MIN'. INDICATED OVER 3/4 IN AUS. ATTEMPTED RESTART BUT APU AUTO SHUTDOWN EACH ATTEMPT. R & R OIL COOLER AND FAN IAW MM 49-91-15-04 AND 49May 20, 2010 · N150UP · Airbus A300F4622RSDR VNAA2010050600021Oil Cooler · dirtyCREW REPORTED AN APU OIL TEMPERATURE MESSAGE IN FLIGHT EN ROUTE FROM CLT TO ORF. AIRCRAFT DIVERTED TO RDU AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT AND INSPECTED THE AIRCRAFT, CLEANED THE APU OIL COOLER AND PERFORMED CHECKS USING THE AIRCRAFT MAINApr 30, 2010 · N248PS · Cndair CL6002B19SDR HALA2010042400193Indication Sys · malfunctionedETOPS SIGNIFICANT SYS - DURING FLIGHT (W/APU OFF) APU OIL QTY INDICATED "ADD" AND .25 ON GROUND WITH APU RUNNING. APU OIL QUANTY INDICATES "FULL". CHECKED OIL QTY OF APU AT SIGHT GAGE TANK FULL PERFORMED OPS CK OF APU ON GROUND OIL INDICATING SYS OPS CKS NORMApr 24, 2010 · N592HA · Boeing 7673CBSDR HALA2010042400192Indication Sys · malfunctionedETOPS SIGNIFICANT SYSTEM - DURING FLIGHT (WIT APU OFF) APU OIL QUANTITY INDICATED "ADD" AND .25 ON GROUND WITH APU RUNNING APU OIL QUANTITY INDICATES "FULL". CHECKED OIL QTY OF APU AT SIGHT GAUGE TANK FULL. PERFORMED OPERATIONAL CHECK OF APU ON GROUND. OIL Apr 24, 2010 · N592HA · Boeing 7673CB
Back to JASC 4990