JASC 4920
Service difficulty reports · 2,430
Reports filed under 4920 · APU Core Engine, 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 = '4920' 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.
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 = '4920' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR UIEA2018021700244Warning Message · illuminatedDURING APU START ON GROUND, AN APU FAULT EICAS MESSAGE DISPLAYED, SECOND START SUCCESSFUL, DURING SECOND APU START, THE APU BATTERY DISCHARGE MESSAGE DISPLAYED. TROUBLESHOT IAW FIM 24-90-04, STARTED APU SEVERAL TIMES. NO FAULTS NOTED, OK FOR SERVICE.SDR UIEA2018020600185Apu · shutdownAPU SHUT DOWN WHEN APU GENERATOR WAS PUT ON LINE. PERFORMED A BITE CHECK OF APU ECU LAST 2 SHUTDOWNS WERE REVERSE FLOW. PERFORMED FIM 49-11 FT 994 SYSTEM OK, OPERATED APU UNDER ELECTRICAL & PNEUMATIC LOAD IAW AMM 49-11-00, NO FAULTS NOTED, PERFORMED A BITE SDR GTIA2018020402404Apu · leakingFUME EVENT, STARTED IN THE CABIN. TURNED BOTH PACKS OFF, OPENED ROM AFT. COLOR WENT AWAY. APU LEAKING OIL. ( APU SYSTEM ). PERFORMED INSPECTECTED AND FOUND APU LEAKING OIL. PERFORMED DECONTAMINGTION OF PACK NR 1 AND NR 2 IAW AMM 21-00-00-00. NO FUME EVENT, SDR DALA2018020400627Inlet · contaminatedON GROUND, DURING PREFLIGHT, APU AIR ON, BOTH PACKS ON. SMOKE FILLING THE CABIN. HEAVIER IN AFT CABIN. TURNED OFF THE A/C PACK, SMOKE DISSIPATED OVER TIME, TURNED OFF APU. FOUND DEICE FLUID AT IN THE LEFT OF APU. COMPLIED WITH PNEUMATIC SYSTEM DUCT BURN SDR UIEA2018020500172Boot · tornAPU SURGE BLEED VALVE BOOT TORN. REMOVED AND REPLACED THE BLEED VALVE BOOT IAW AMM 49-53-01.SDR GTIA2018020102387Apu · leakingSTRONG ODOR AFTER LANDING CABIN ONLY ( APU SYSTEM ). PERFORMED TSM PROCEDURES IAW TASK 05-50-00-810-831 AND COS REPORT SHEET INFO. FOUND APU LEAK OIL. ITEM TRANFERRED TO DMI 222395301 PER MEL 49-10-01-1 CAT C DUE DATE 2-11-18 PLACARD INSTALLED MOC NOTIFIED.SDR ASAA2018013023335Apu · shutdownAFTER APU START, RAN FOR 2 MINUTES THEN SHUTDOWN ON ITS OWN. GROUNDED - YES. FOUND CDU CODE 49-41011, NO FLAME SHUTDOWN, STARTED APU OPS NORMAL.SDR DALA2018013000578Apu · leakingEXPERIENCED A FUME EVENT IN THE CABIN DURING PASSENGER BOARDING. REPORTS OF MUSTY, BURNING OIL ODOR. MAINTENANCE TROUBLESHOT AND FOUND APU WITH EXTERNAL OIL LEAK BEING INGESTED INTO INLET. DUCT CLEANING AND PACT BURNOUT COMPLETED. OK FOR SERVICE.SDR WX0A2018013173303Apu · malfunctionedSTRONG ODOR FILLED FLT DECK & CABIN. R&R APU.SDR UIEA2018012900151Warning Message · false activationDURING APPROACH WITH APU RUNNING, AT 1000 AGL, AN EICAS APU GENERATOR OFF AND THEN AN APU FAULT DISPLAYED. PERFORMED A BITE CHECK ON ECU, NO DEFECTS NOTED. UNABLE TO DUPLICATE ISSUES. PERFORMED OPS CHECK IAW AMM 49-01-00.SDR UIEA2018012800117Seal · leakingOIL LIKE SUBSTANCE DRIPPING FROM APU AREA OF AIRCRAFT. PERFORMED AN APU LEAK CHECK IAW AMM 49-16-00-206-012, FOUND A LEAK FROM THE BEARING SEAL AREAS.SDR 2WAA201801240001Apu · leakingAFTER LANDING AIRCRAFT WITH APU RUNNING AND 1 PACK ONLINE (RIGHT), SMOKE WAS PRESENT IN CABIN. APU TEMPERATURE RED LINE. REMOVED AND REPLACED APU IAW AMM 49-10-00. OPS CHECK NORMAL.SDR AALA201801169024Apu · odorVERY STRONG OIL FUMES DECENDING BELOW 10000 FEET. AIRCRAFT WAS GROUNDED. REPLACED THE APU IAW 26L31049003 AND 26L000221001.SDR UIEA2018011100056Apu · shutdownAPU AUTO SHUTDOWN, WILL NOT RESTART. REMOVED AND REPLACED THE APU IAW AMM 49-11-01 OPS AND LEAK CHECKED.SDR AALA201801109009Apu · odorVERY STRONG FUME SMELL IN COCKPIT AND CABIN. AIRCRAFT WAS GROUNDED. SOURCE OF ODOR FOUND TO BE APU. REPLACED THE APU.SDR UIEA2018010700018Apu · shutdownAPU SHUTDOWN ON RAMP. PERFORMED AN OPS CHECK OF APU, ALL CHECKED NORMAL. RAN APU ONE HOUR, NO PROBLEMS OR SHUTDOWNS IAW AMM 49-00-00.SDR AALA201801039030Apu · odorFLIGHT ATTENDANTS REPORTED AN ODOR IN THE REAR OF AIRCRAFT. MAINTENANCE FOUND APU TO BE SOURCE OF ODOR AND REPLACED THE APU IAW JC 26L31049005. AIRCRAFT WAS GROUNDED.SDR RAIA20171223001Apu · contaminatedBURNING ODOR & HAZE IN COCKPIT AFTER TAKE OFF. INSPECTION FOUND APU AND COMPARTMENT SOAKED WITH GLYCOL. RAN APU, E1 AND E2 TO 80% N1 WITH PACKS 1 & 2 OPERATING. APU AND ENGINE OIL LOOKS NORMAL. NO DEFECTS NOTED.SDR YENA201712070989Apu · failedFT # 85, BUF-MCO. AT THE GATE WITH APU ON TOXIC FUMES TCP ODOR PRIOR FLT MENTIONED FUMES AT 9000 FEET ON DESCENT. ( APU SYSTEM ); PERFORMED PER INFRO NOTICE 2017-T015B LEVEL 1: ENVIRONMENTAL ODOR. PLACED APU SYSTEM ON MEL 49-10-01 CAT C. PLACARD INSTALLED, PULSDR UIEA2017120602367Apu · malfunctionedAPU FAULT EICAS MESSAGE . 3 ATTEMPTS NO START. CREW REPORTED A SUCCESSFUL COLD SOAK START.SDR UIEA2017120302344Module · malfunctionedAPU SURGING. REMOVED AND REPLACED SENSING MODULE IAW 49-53-08. ALSO FOUND GASKET FROM FLOW SENSOR DETERIORATED. INSTALLED NEW GASKET, PERFORMED OPS CHECK APU OK AND NO MORE SURGING.SDR AALA201712059016Unknown · malfunctionedAIRCRAFT NOT GROUNDED. ODOR THROUGHOUT A/C CABIN AND COCKPIT DESCENDING STARTED AT 70000 MSL TAT PLUS 12 DEGS SAT PLUS 10 DEGS. APU FOUND TO BE THE SOURCE DECONTAMINATED BLEED SYS APU PLACED ON MEL. SUPPLEMENTAL REPORTED TO BE PROVIDED LATER TO INCLUDE CORRECTSDR GTIA2017112902259Apu · leaking"F/A REPORTS DIRTY SOCK SMELL DURING DESCENT. GVI FOUND OIL RESIDUE ON APU COMPARTMENT DOOR FROM APU CENTER DRAIN. PERFORMED PACK BURN OUT PROCEDURE IAW TSM 05-50-00, AND AMM 21-00-00. NO ODOR PRESENT. R&R APU IAW AMM CH 49-11-11. OPS CHECKS GOOD AND LEAK CHECSDR R61A201711270974Inlet · cracked*** WHILE AIRCRAFT WAS IN FOR HEAVY CHECK *** MAINTENANCE REPORTED THE APU INTAKE RIBS ARE CRACKED (2 TOTAL). MAINTENANCE REMOVED AND REPLACED THE APU AIR INLET ASSEMBLY IAW AMM 49-16-01. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.SDR UIEA2017112602295Apu · malfunctionedAPU FAULT EICAS MESSAGE, 3 FAILED ATTEMPTS. STARTED APU SUCCESSFULLY AFTER 10 MINUTES ON THE GROUND IAW AMM 49-11-03.SDR AALA201711229013Apu · leakingTHE AIRCRAFT WAS GROUNDED. LIGHT DIRTY SOCK ODOR IN CABIN LASTING 5-10 MINUTES WHILE IN CLOUDS DURING DESCENT. ACCOMPLISHED CABIN AIR QUALITY JOB CARD 26L00021001. AUXILIARY POWER UNIT PLENUM WET WITH OIL WITH OIL STREAKS FOUND AT 6 O'CLOCK POSITION ON TURBISDR UIEA2017110902207Apu · shutdownAPU AUTO SHUTDOWN.SDR AALA201711099004Air Duct · contaminatedDURING CLIMB OUT, DIRTY SOCK ODOR AFT CABIN AND DURING DESCENT. ACCOMPLISHED TROUBLESHOOTING OF THE CABIN AIR QUALITY, PERFORMED PACK BURNOUT, A SMALL AMOUNT OF OIL AROUND APU INLET AND CLEANED ACCORDINGLY. NO 30 DAY HISTORY.SDR UIEA2017110202161Apu · malfunctionedAPU WILL NOT START DURING BLOCK IN. THREE STARTS ATTEMPS SELF TERMINETED AT 800. INSPECTED APU OIL LEVEL IAW AMM 12-31-04. PERFORMED BITE ON ECU FOUND NO DATA FOR LAST SHUTDOWN . STARTED ON OPS CHECK, APU NORMAL IAW AMM 49-11-00.SDR CVGA20171031001Apu · smokeSMOKE FILLED COCKPIT/CABIN ON CLIMB OUT. EMERGENCY DECLARED. AFTER APU SHUTDOWN SMOKE CLEARED. AIRCRAFT RETURNED TO KPBI.SDR UIEA2017102802132Actuator · malfunctionedEICAS APU FAULT. REMOVED AND REPLACED APU INLET DOOR MAGNETIC ACTUATOR IAW AMM 49-15-02, INSPECTED APU PLENUM AND INTAKE DUCT FOR FOD AND FOD DAMAGE TO MISSING PART , NO DAMAGED OR FOD FOUND IAW AMM 49-15-03, APU OPS CHECKED NORMAL.SDR AALA201710309005Apu · leakingSTRONG DIRTY SOCK SMELL. FOUND OIL LEAKING FROM APU TURBINE BEARING OIL RETURN LINE ON APU SIDE. REMOVED AND REPLACED APU IAW AMM.SDR AALA201710259021Intake Duct · contaminatedEVIDENCE OF OIL IN APU AIR INTAKE AFTER INSPECTION, CAUSING ODOR IN CABIN. CLEANED OIL FROM INTAKE AND PERFORMED INSPECTION IAW AMM.SDR R61A201710210821Silencer · crackedTHE APU INLET SILENCER WAS FOUND TO BE CRACKED. MAINTENANCE REMOVED AND REPLACED INLET SILENCER IAW AMM 49-16-01.SDR AALA20171021004Apu · failedAIRCRAFT WAS GROUNDED. RAMP PERSONNEL NOTIFIED CREW OF AUXILIARY POWER UNIT TAILPIPE FIRE. NO INDICATIONS IN THE COCKPIT. APU FIRE BOTTLES WERE BLOWN. APU FAILED. INSPECTION FOUND NO EVIDENCE OF FIRE IN THE APU COMPARTMENT. REMOVED AND REPLACED FIRE EXTINGSDR AALA201710209001Diffuser · dirtyOIL ODOR DURING TAXI OUT AND CLIMB, ODOR BEGAN AGAIN DURING DESCENT. CLEANED APU DOOR DIFFUSER. OPS CHECKED GOOD.SDR ASAA2017101222201Apu · auto shutdownAPU AUTO SHUTDOWN, OVERSPEED LIGHT ILLUMINATED. ACFT GROUNDED. RAN APU. NO AUTO SHUTDOWN OR OVERSPEED LIGHT. OPS CHECKED NORMAL. ACFT OK FOR SERVICE .SDR A6WA2017101645362Heat Shield · crackedAPU EXHAUST HEAT SHIELD PREVIOUS REPAIR WELD CRACKED. REPAIRED APU HEAT SHIELD IAW REO 601R-49-81-003 REV-B.SDR UIEA2017092501861Duct · crackedAPU PRECOOLER EXHAUST DUCT FOUND CRACKED. APU PRECOOLER EXHAUST DUCT REMOVED & REPLACED IAW AMM 20-11-00, REV 122. LEAK CHECKED GOOD.SDR UIEA2017092501862Duct · tornAPU PRECOOLER EXHAUST TWO FLEXIBLE DUCTS FOUND TORN. APU PRECOOLER EXHAUST FLEXIBLE DUCTS REMOVED & REPLACED IAW AMM 20-11-00, REV 122. LEAK CHECKED GOOD IAW AMM 36-00-00, REV 122.SDR REXA2017100201061Apu · malfunctionedAPU SHUTDOWN. PERFORMED A RESTART AND IT SHUTDOWN AGAIN. APU BLEW FLAMES AND SMOKE. CHECKED APU FOR FIRE XTINGUISHING BOTTLE DISCHARGE FOUND NO DISCHARGE & APU BOTTLE ALSO GOOD. REMOVED AND REPLACED THE APU IAW 200-49-10-00. OPS CHECKED GOOD, NO LEAKS.SDR UIEA2017100201913Bleed Valve · inoperativeAPU AUTOSHUTDOWN WHEN TURNING THE LT PACK OFF, RIGHT PACK WAS ALREADY OFF. PERFORMED A BITE CHECK IAW FIM 49-11, FT 958. BITE REVERSE FLOW, MINI FLAG, NO FAULTS. REMOVED AND REPLACED THE SURGE BLEED VALVE, CHECKED OK IAW 49-53-01.SDR AALA201709269002Apu · leakingAIRCRAFT WAS GROUNDED. SMOKE IN CABIN ACCOUNT AUXILIARY POWER UNIT OIL INGESTION. APU PLENUM DRAIN AT APU AIR INLET BLOWING SMOKE WHICH IS BEING SUCKED INTO APU INLET. REMOVED AND REPLACED APU PER MCM CARD 49-96-83. ACCOMPLISHED PACK BURN PER MCM CARD 21-9SDR IPXA2017091921871Tru · failedAPU WILL NOT START. TROUBLESHOT THE APU. FOUND FAULTY APU TRANSFORMER RECTIFIER UNIT IAW FIM 49-11-00-815-807-001, BLOCK 2. APU NOW OPERATIVE.SDR UIEA2017091801691Sensor · malfunctionedAPU FAILED AUTO SHUTDOWN DURING ENGINE START. TROUBLESHOT IAW FIM 49-11 F/T 970, REMOVED AND REPLACED THE APU PA SENSOR. OP CHECKED GOOD IAW AMM 49-61-04.SDR UIEA2017091501671Apu · faultedAPU DID NOT START, APU FAULT, 3 ATTEMPTS. OPS CHECKED IAW AMM 49-61-00, APU STARTED, NO DEFECTS NOTED.SDR UIEA2017082901577Apu · malfunctionedDURING LANDING, APU DID NOT START, APU FAULT LIGHT ILLUMINATED. THE APU CONTROL UNIT BITE TEST ACCOMPLISHED IAW AMM 49-61-05. TEST PASSED.SDR UIEA2017082701550Apu · malfunctionedDURING PREFLIGHT, THE APU QUIT, APU FAULT LIGHT ILLUMINATED, AND APU FAULT EICAS MESSAGE. OPS CHECKED GOOD IAW AMM 49-11-06.SDR UIEA2017082801560Engine · failedAPU FAULT, WOULD NOT START ON 2 ATTEMPTS. RPM WOULD NOT EXCEED 15 PERCENT.SDR UIEA2017082401536Apu · malfunctionedAPU FAILED TO START, 2 ATTEMPTS. APU DOOR STATUS MESSAGE. RESET DOOR INLET CIRCUIT BREAKER & BITE TESTED THE APU ECU IAW AMM 49-61-05. OPS CHECKED SATISFACTORY.
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