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 HALA2018022600051Warning Message · false activationECAM STATUS PAGE HAS APU INOPERATIVE, BUT APU IS OPERATING NORMALLY. LAST LEG REPORT INDICATED LUBE PUMP FILTER & GEN SCAV FILTER. TROUBLESHOT IAW TSM 49-62-00-810-916-A. PERFORMED APU BITE IAW AMM 49-00-00-740-802-A. TESTED OK. CHECKED DPI OF LUBE OIL FIFeb 23, 2018 · N395HA · Airbus A330243SDR GTIA2018022102462Sensor · leakingDURING DESCENT, THE FA REPORTED A CHEMICAL, ROTTEN EGG ODOR IN THE MID CABIN AND AFT GALLEY AT AROUND 11000 FT. TURNED OFF THE NR 2 PACK, CROSS BLEED CONFIG, IAW TSM 05-50-00-710-080-A. ISOLATED THE ODOR TO THE NR 2 PACK. PERFORMED AN INSPECTION OF THEFeb 21, 2018 · N524NK · Airbus A319132SDR AALA201804119023Packing · leakingFLIGHT ATTENDANTS REPORTED A FAINT ODOR, POSSIBLY OIL, DURING CLIMB. ODOR WENT AWAY AND ONCE AGAIN WAS PRESENT DURING DESENT. ODOR WAS FAINT IN COCKPIT AND STRONGER IN FOWARD GALLEY. AIRCRAFT WAS GROUNDED. MAINTENANCE TROUBLESHOT AND FOUND THE SOURCE OF ODFeb 20, 2018 · N661AW · Airbus A320232SDR AALA201802239014Oil Cooler · faultyAIRCRAFT WAS GROUNDED: FLIGHT ATTENDANTS REPORTED FAINT ODOR, POSSIBLY OIL ON CLIMB. ODOR WENT AWAY AND ONCE AGAIN WAS PRESENT ON DESCENT INTO TUS. ODOR WAS FAINT IN COCKPIT AND STRONGER IN FORWARD GALLEY. MAINTENANCE TROUBLE SHOT "TOP OF CLIMB" 26L00021001 ANFeb 20, 2018 · N661AW · Airbus A320232SDR AALA201802209048O-Ring · leakingSTRONG ODOR IN AFT CABIN WHEN PACKS OPERATING ON APU .THE ODOR REOCCURRED ON TAKE OFF THROUGH ABOUT 5000'AGL. APU OFF CABIN ODOR QRH CONDITION A DIRTY SOCKS ODOR REOCCURRED ON DESCENT OUT OF FL.180 WITH THRUST AT IDLE. THE AIRCRAFT WAS GROUNDED. FOUND OIL Feb 16, 2018 · N562UW · Airbus A321231SDR AALA20180211006Magnetic Plug · unsecureSMOKE VISIBLE AND AN ODOR IN THE AFT CABIN. THE ODOR WAS IN THE COCKPIT, AUXILLIARY POWER UNIT ON. SMOKE CLEARED, DECLARED EMERGENCY AND RETURNED TO DEPARTURE, LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS GROUNDED. CHECKED AND FOUND AUXILLARY POWER UNIT MAGNEFeb 10, 2018 · N932AM · Airbus A321231SDR AALA201802139011Oil System · leakingODOR IN REAR CABIN DURING DESCENT, AND AT THE GATE WITH APU RUNNING. THE AIRCRAFT WAS GROUNDED. ACCOMPLISHED J/C'S 26L00021001, TROUBLESHOT THE CABIN AIR QUALITY. APU ODOR IN CABIN. DECONTAMINATED THE ECS. FOUND AN INTERNAL OIL LEAK ON THE APU. ALL REQUIREFeb 8, 2018 · N102UW · Airbus A320214SDR AALA201802139008Filter · contaminatedODOR IN REAR OF THE CABIN DURING DESCENT, AND AT THE GATE WITH APU RUNNING. AIRCRAFT WAS GROUNDED. ACCOMPLISHED J/C 26L00021001, 26L00021002, AND 26L00021004. FOUND AN INTERNAL OIL LEAK IN THE APU, CHANGED THE APU IAW MIC 3200612. ALL PACK COMPONENTS CHANGEFeb 8, 2018 · N102UW · Airbus A320214SDR AALA201802129063Apu · leakingODOR IN REAR OF THE CABIN DURING DESCENT, AND AT THE GATE WITH APU RUNNING. AIRCRAFT WAS GROUNDED. ACCOMPLISHED J/C 26L00021001, 26L00021002, AND 26L00021004. FOUND AN INTERNAL OIL LEAK IN THE APU, CHANGED THE APU IAW MIC 3200612. ALL PACK COMPONENTS CHANGEFeb 8, 2018 · N102UW · Airbus A320214SDR ASAA2018020323395Pressure Switch · faultedWHILE ACCOMPLISHING AN APU BITE PROCEDURE IAW FIM 49-60 TASK 801, FOR AIRCRAFT HISTORY OF BLUE MAINTENANCE LIGHT ON WITH OIL LEVEL FOUND FULL, FAULT HISTORY SHOWS NO FAULTS. CURRENT STATUS LAST 17 CYCLES, FAILED TEST, MESSAGE 49-94226 FOR LOW OIL PRESSURE SWIFeb 3, 2018 · N440AS · Boeing 737990ERSDR AALA201802019001Module · leakingAIRCRAFT WAS GROUNDED. ON CLIMB OUT TO 5000 FEET OR SO AND ON ARRIVAL BELOW 5000 FEET A DIRTY SOCK SMELL WAS VERY NOTICEABLE IN CABIN AND DETECTED IN COCKPIT ON ARRIVAL. REPLACED OIL PUMP MODULE LUBE PER AMM 49-91-45.Jan 29, 2018 · N916US · Airbus A321231SDR GTIA2018012902374Oil System · leakingNOTICED STRONG ODOR OF DIRTY SOCKS. APU BLEEDS ON , WHILE EXTERNAL AIR CONNECTED . TURNED OFF APU BLEED. ACCOMPLISHED TSM 21-00-00-810-801-A. FOUND THE APU LEAKING OIL FROM THE GENERATOR. PERFORMED DECONTAMINATION OF THE ECS. AFTER DECONTAMINATION FOUND NOJan 29, 2018 · N602NK · Airbus A320232SDR GTIA2018012902373Oil System · leakingDURING ARRIVAL, HAD AN ODOR. TURNED OFF THE PACKS & CROSS BLEED AND ODOR DISSATED. FOUND APU BAY WITH OIL, CLEANED APU BAY AND PERFORMED DECONTAMINATION OF THE ENVIRONMENTAL CONTROL FROM APU AS SOURCE OF CONTAMINATION. NO FURTHER ODORS IAW AMM 21-00-00.Jan 29, 2018 · N532NK · Airbus A319132SDR DXTA2018012700514Oil System · leakingWHILE PERFORMING COCKPIT PREPARATION AND BEFORE ENGINE START WITH APU OPERATING, LIGHT GRAY SMOKE WITH AN ACRID ODOR THAT WAS DETECTED AND OBSERVED. CREW SHUTDOWN THE BLEED AIR FOR A FEW MOMENTS, THEN RETURNED TO LOW BLEED. A HEAVIER SMOKE WITH THE SAME ODJan 27, 2018 · N693QS · Cessna 560XLSDR AALA201801309021Oil Cooler · leakingAIRCRAFT WAS GROUNDED: DIRTY WET SOCKS PREVALENT FROM TAKEOFF THROUGH MID CLIMB, ODOR BECOMES VERY STRONG DURING DESCENT BELOW 5,000. APU FOUND TO BE SOURCE OF CABIN ODOR. MAINTENANCE ACCOMPLISHED JOBCARD 26L00021002 AND FOUND OIL COOLER LEAKING EXTERNALLY. MAJan 27, 2018 · N827AW · Airbus A319132SDR ASAA2018012723314Indicator · defectiveOIL FILTER LUBE MODULE BUTTON INDICATOR FOUND EXTENDED. GROUNDED - YES. REMOVED APU OIL FILTER AND EXAMINED FOR OIL CONTAMINATION OR DEFECTS. NO DEFECTS NOTED. INSTALLED SERVICEABLE OIL FILTER ASSY REF AMM 49-91-12. REMOVED AND REPLACED THE OIL FILTER INDICATOJan 27, 2018 · N403AS · Boeing 737990ERSDR ASAA2018012623293Oil System · lowMAINTENANCE LIGHT ILLUMINATED FOR THE APU SYSTEM. ACFT GROUNDED. ACCOMPLISHED AN APU BITE TEST IAW FIM 49-60 TASK 801, NO CURRENT FAULTS. CHECKED OIL QUANTITY FOUND LOW. SERVICED THE APU OIL IAW AMM 12-13-11.Jan 26, 2018 · N408AS · Boeing 737990ERSDR HALA2018051100216Oil System · unknownETOPS SIGNIFICANT SYSTEM. APU OIL EXCEEDANCE FLAG AT APU OIL ENTRY. PERFORMED GVI OF APU AND RAN APU IAW WORK CARD 4992-6001 STEP 10. NO LEAKS OR DISCREPANCIES NOTED.Jan 23, 2018 · N373HA · Airbus A330243SDR AALA201801269027Generator · leakingFLIGHT ATTENDANT REPORTED SLIGHT ELECTRICAL FOLLOWED BY DIRTY SOCK ODOR IN CABIN. AIRCRAFT WAS GROUNDED. FOUND APU TO BE SOURCE OF ODOR. APU OIL LEAK CAUSING CABIN ODOR, FOUND LEAK AT APU GENERATOR PLUG BELOW FEEDER LUGS. APU INLET ELBOW HAD HEAVY OIL AND GJan 23, 2018 · N757UW · Airbus A319112SDR AALA201801259012Generator · leakingSTRONG MUSTY, DIRTY SOCK, ODOR THROUGHOUT THE ENTIRE CABIN BELOW 10,000 FT. MAINTENANCE PERFORMED JOB CARD 26L00021001, ISOLATED THE ODOR TO APU. FOUND AN OIL LEAK AT THE OIL TUBE ATTACHMENT AT ADAPTER ASSEMBLY AND APC GENERATOR LEAKING AT TERM BLOCK AND REPJan 22, 2018 · N668AW · Airbus A320232SDR ASAA2018012223270Oil System · lowMAINT LIGHT ILLUMINATED AFTER START. GROUNDED - YES. APU OIL LOW, SERVICING ACCOMPLISHED PER AMM 12-13-31.Jan 22, 2018 · N569AS · Boeing 737890SDR ASAA2018011823241Oil System · lowAPU MAINT BLUE LITE CAME ON DURING START. GROUNDED - YES. ACCOMPLISHED FIM 49-90 TASK 804. PERFORMED APU BITE CK FOUND FAULT 49-91227 OIL QTY LOW. CKD APU OIL SIGHT GLASS QTY LOW. ADDED 1.5 QTS REF AMM 12-13-31-610-803. RAN APU BLUE LIGHT OFF.Jan 18, 2018 · N557AS · Boeing 737890SDR HALA2018011100002Filter · cloggedAPU FAULT EICAS MESSAGE. RETURNED TO DEPARTURE. COMPLETED QRH RESTARTED APU. FOUND GENERATOR SCAVENGE FILTER DPI POPPED. REPLACED THE FILTER.Jan 11, 2018 · N583HA · Boeing 76733ASDR DXTA2018011100466Oil System · overservicedINFLIGHT AT FL430 PASSENGERS NOTED A STRONG ODOR OF BURNING RUBBER/HOT OIL. NOTED A HOT/BURNING ODOR FROM THE GALLEY AREA. FOUND APU OIL OVERSERVICED DURING A GOLF CHECK. DRAINED APU OIL TO CORRECT SERVICE LEVEL IAW NJA TC-680-21-120905M. REPLACED ECS COALEJan 11, 2018 · N320QS · Cessna 680SOVSDR UIEA2018010700020Oil Cap · damagedAPU INOPERATIVE. REMOVED AND REPLACED THE OIL CAP IAW AMM 49-27-00. SERVICED APU IAW AMM 12-13-04. OPS CHECKED GOOD, LEAK CHECKED GOOD.Jan 8, 2018 · N1327A · Boeing 76737DSDR UIEA2018010800042Cap · leakingSTATUS MESSAGE FOR APU OIL QTY AFTER LANDING. REMOVED AND REPLACED THE OIL CAP IAW AMM 49-27-00.Jan 5, 2018 · N1327A · Boeing 76737DSDR YENA201801030001Oil System · overservicedRETURNED TO FIELD DUE TO EXTREME ODOR AFTER POWER REDUCTION FROM TOGA THRUST AT APPROX 1500 FT AGL. OXYGEN MASKS UTILIZED. CABIN DUMPED AND RETURNED. ALL CREW & PAX SMELLED ODOR. APU BLEED AIR SUPPLY SYSTEM . COMPLIED WITH INFO NOTICE T015A. FOUND APU Jan 3, 2018 · N531JL · Airbus A320232SDR F3LA2018010800276Line · leakingWHEN APU BLEED WAS TURNED ON, A BURNING ODOR AND CABIN BECAME HAZY. TROUBLESHOT THE APU BLEED AND FOUND AN APU OIL COOLER TRANSFER LINES LEAKING. REPLACED OIL COOLER TRANSFER LINES IAW SB 49-1113 AND AMM 49-91-44-420-056-A. PERFORMED A SATISFACTORY LEAK CHJan 3, 2018 · N704FR · Airbus A321211SDR F3LA2018010800274Line · leakingWHEN APU BLEED WAS TURNED ON A BURNING ODOR AND CABIN BECAME HAZY. TROUBLESHOT APU BLEED AND FOUND APU OIL COOLER TRANSFER LINES LEAKING. REPLACED OIL COOLER TRANSFER LINES IAW SB 49-1113 AND AMM 49-91-44-420-056-A. PERFORMED SATISFACTORY LEAK CHECK IAW AMMJan 3, 2018 · N704FR · Airbus A321211SDR DXTA2018010400425Seal · leakingOIL ODOR IN THE COCKPIT AND CABIN. ODOR IS STRONGER WHEN THE APU IS RUNNING. INSPECTED THE APU AND FOUND STARTER GEN PAD SEAL LEAKING. REPLACED WATER COALESCER SOCK. RAN BOTH ENGINES AND NO ODOR NOTED. PULLED AND COLLARED APU MASTER C/B.Dec 30, 2017 · N575QS · Cessna 560XLSDR AALA201712289026Line · leakingMODERATELY STRONG ODOR IN COCKPIT AFTER TAKEOFF AND DURING CRUISE. NO SMOKE OR FUMES VISIBLE. SWEET ODOR LIKE PERFUME OR CLEANER. FOUND APU TO BE SOURCE OF THE COCKPIT ODOR. RETURN OIL LINE FROM LUBE MODULE TO OIL COOLER INBOARD WAS LEAKING. ACCOMPLISHED JDec 27, 2017 · N836AW · Airbus A319132SDR ASAA2017122723070Apu · oil consumptionAPU HAS A HISTORY OF GREATER THAN EXPECTED OIL CONSUMPTION. PREVIOUS TROUBLESHOOTING HAS FOUND NO EVIDENCE OF EXTERNAL LEAKAGE. ACFT GROUNDED. REPLACED THE APU IAW T/C 78349010. LEAK AND OPS CHECKED GOOD.Dec 27, 2017 · N585AS · Boeing 737890SDR AALA201712279004O-Ring · damagedTHE AIRCRAFT WAS GROUNDED. AIRCRAFT COCKPIT AND CABIN FILLED WITH OIL FUMES (SMOKE) AFTER TAKE OFF. THE FLIGHT RETURNED TO DFW AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. FOUND LEAK (OIL) FROM CAP OF REGULATOR AND RELIEF VLV ASSY. REPLADec 23, 2017 · N836AW · Airbus A319132SDR GTIA2017122002296Switch · leakingFUME EVENT DURING APPROACH. ODOR CLEARED WITH PACKS OFF AND RAM AIR OPEN. DURING PREP FOR ECS DECONTAMINATION, FOUND THE APU LOP SWITCH LEAKING AND OIL COATING THE INTAKE PLENUM. CLEANED OIL CONTAMINATION, AND R & R LOW OIL PRESSURE SWITCH IAW AMM 49-94-14. LDec 20, 2017 · N524NK · Airbus A319132SDR AALA201712189054Apu · odorAIRCRAFT WAS GROUNDED. STRONG BURNED OIL ODOR THROUGHOUT AIRCRAFT. APU BLEED AND BOTH PACS ON. MAINTENANCE ACCOMPLISHED TROUBLESHOOTING. MAINTENANCE REPLACED APU AND PERFORMED SATISFACTORY OPS CHECK.Dec 14, 2017 · N660AW · Airbus A320232SDR AALA201712139027Pump · leakingAIRCRAFT WAS GROUNDED: DIRTY SOCK, CHEMICAL, MUSTY ODOR REPORTED BY CREW AND PASSENGERS. SMELL STOPPED WHEN APU BLEED WAS TURNED OFF. MAINTENANCE ORIGINALLY ACCOMPLISHED JOB CARDS 26L00021001 "CABIN AIR QUALITY" AND "APU SMELL" 26L00021002 AND REPLACED CABIN ADec 12, 2017 · N975UY · Airbus A321231SDR HALA2017121300294Oil System · lowETOPS SIGNIFICANT SYSTEM - UPON ENGINE SHUTDOWN AT GATE WITH APU RUNNING APU GENERATOR DID NOT TRANSFER POWER FROM ENGINE GENERATOR. AIRCRAFT LOST POWER, PERFORMED ECAM APU GEN RESET, OPS NORMAL. // PERFORMED APU BITE PER AMM 49-00-00-740-801A & OPS TEST OF Dec 12, 2017 · N392HA · Airbus A330243SDR ASAA2017120922837Indicator · activatedWHILE ACCOMPLISHING TASKCARD #N8349002 FOUND APU LUBE OIL FILTER INDICATOR RED BUTTON WAS EXTENDED. GROUNDED - YES. REPLACED APU LUBE OIL FILTER PER B737-900 AMM 49-91-12-400-802 AND OIL FILTER INDICATOR PER AMM 49-91-13-400-802. LEAK CHECK AND OPS CHECK GOOD.Dec 9, 2017 · N493AS · Boeing 737990ERSDR UIEA2017120802378Oil System · overserviced2 ATTEMPTS APU STARTS IN AIR UNSUCCESSFUL(<P>INSPECTED APU OIL LEVEL IAW AMM 12-13-04 FOUND OVER SERVICED. REMOVED 1 QT AND RAN APU. OPS CHECK GOOD.</P>)Dec 8, 2017 · N645GT · Boeing 767324SDR AALA201712079027O-Ring · leakingAIRCRAFT WAS NOT GROUNDED: FUMES IN FLIGHT DECK AND CABIN FORCED RETURN TO PHX. MAINTENANCE FOUND APU AS THE CAUSE, COMPLIED WITH 26L00021001, 26L00021002, 26L00021004, AND PERFORMED SUCCESSFUL OPERATIONAL CHECK. REPLACED APU OIL COOLER SUPPLY AND RETURN LINESDec 6, 2017 · N838AW · Airbus A319132SDR AALA201712079026Apu · overservicedAIRCRAFT WAS GROUNDED: APU SMELL IN CABIN. DURING DESCENT, BELOW 10,000 FEET, ENTIRE CABIN AND COCKPIT FILLED WITH VERY STRONG NOXIOUS ODOR. ODOR SMELLED OF OILY NATURE. MAINTENANCE FOUND APU OVER SERVICED. RAN BOTH PACKS FROM ENGINE BLEEDS AND AIRSTART CART. Dec 6, 2017 · N703UW · Airbus A319112SDR ASAA2017120422774Oil System · lowAPU MAINT LIGHT ILLUMINATED DURING START OF APU. GROUNDED - YES. APU OIL QUANTITY WAS LOW, SERVICED APU OIL PER B737-800 AMM 12-13-31. OPS CK NORMAL.Dec 4, 2017 · N529AS · Boeing 737890SDR AALA201712019020Apu · odorAIRCRAFT WAS GROUNDED. CABIN ODOR DURING CLIMB OUT. DISAPPEARED THEN REAPPEARED DURING DESCENT. AIR COMING THROUGH COCKPIT VENTS FELT OILY. ACCOMPLISHED JOB CARDS 26L00021001 AND 26L00021002, FOUND AUXILIARY POWER UNIT AS SOURCE OF CABIN ODOR. REMOVED ANDNov 30, 2017 · N839AW · Airbus A319132SDR AALA201711259003Oil System · overservicedTHE AIRCRAFT WAS GROUNDED. DURING DESCENT, BELOW 10,000', ENTIRE CABIN AND COCKPIT FILLED WITH VERY STRONG NOXIOUS ODOR. ODOR OF AN OILY NATURE. THE FLIGHT CREW DONNED OXYGEN MASKS. THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. MEDICAL ATTENTION FOR THE CREWNov 24, 2017 · N703UW · Airbus A319112SDR AALA201711249025Cooling Fan · leakingAIRCRAFT WAS GROUNDED. CREW REPORTED OILY/MUSTY ODOR IN COCKPIT AND AFT CABIN ON TAKEOFF AND CONTINUED UNTIL TAXI IN. FOUND APU OIL COOLER FAN LEAKING. REMOVED AND REPLACED OIL COOLER FAN ASSEMBLY PER AMM 49-52-51 AND ACCOMPLISHED JOB CARDS 26L00021001, 26LNov 23, 2017 · N839AW · Airbus A319132SDR AALA201711239003Seal Plate · leakingAIRCRAFT WAS GROUNDED. ODOR FROM PACKS ON DESCENT. SEEMS WORSE WHEN APU ON OR ENGINE BLEED WITH HP VALVES OPEN. REMOVED AND REPLACED SEAL PLATE FOR THE OIL LUBE MODULE PER AMM 49-91-45, ACCOMPLISHED JOB CARDS 26L31049009, 26L00021001, 26L00021002, AND 26L0Nov 22, 2017 · N703UW · Airbus A319112SDR AALA201711219019Transmitter · leakingDIRTY SOCK ODOR REPORTED BY FLIGHT ATTENDANTS DURING FLIGHT. ODOR VERY BAD IN FLIGHT DECK AS WELL. AUXILARY POWER UNIT DETERMINED TO BE CAUSE OF CABIN ODOR. AIRCRAFT WAS GROUNDED. REMOVED ADN REPLACED THE APU OIL QUANTITY TRANSMITTER IAW 49-13-16 AND WASNov 20, 2017 · N604AW · Airbus A320232SDR UIEA2017112002270Oil System · underservicedAPU FAILED TO START AFTER LANDING. SERVICED THE APU OIL IAW AMM 12-13-54.Nov 19, 2017 · N645GT · Boeing 767324SDR AALA201711209026Apu · overservicedVERY FAINT DIRTY SOCK ODOR IN THE FLIGHT DECK & CABIN. TROUBLESHOT TO APU OIL OVERSERVICED. REMOVED EXCESSIVE OIL AS REQUIRED. AIRCRAFT WAS GROUNDED.Nov 18, 2017 · N808AW · Airbus A319132SDR ASAA2017110922528Oil System · lowWHEN TOWING TO GATE APU BLUE MAINTENANCE LIGHT ILLUMINATED. GROUNDED - YES. UPON FURTHER INSPECTION DETERMINED BLUE MAINTENANCE LIGHT WAS FOR LOW OIL QUANITY. SERVICED APU OIL TO PROPER LEVEL REF AMM 12-13-31. ACCOMPLISIHED APU OIL LEVEL INSPECTION OIL SIGHT GNov 9, 2017 · N413AS · Boeing 737990ER
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