JASC 8300
Service difficulty reports · 306
Reports filed under 8300 · Accessory Gearboxes, 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 = '8300' 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 = '8300' 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 ASOA201712134066Gearbox · failedLRD - FLIGHT 3951, THE CREW REPORTED THAT ON SHORT FINAL TO LRD , THE NUMBER 2 ENGINE SPOOLED DOWN AND SHUT DOWN. THE AIRCRAFT LANDED AT LRD WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THAT THE PMA DRIVE ON THE AGB WAS BROKEN. MAINTENANCE RESDR 2018FA0000328Gearbox · fodHAD A CHIP LIGHT NR 3 ILLUMINATE THREE TIMES IN 10 HOURS OF FLYING. IT WAS RECOMMENDED THAT BECAUSE THE CHIP DETECTOR IS AN INDICATION OF METAL WEAR THE ENGINE BE REMOVED. ON INSPECTION, A POLISHING STONE WAS FOUND IN THE GEARBOX THAT APPEARED TO BE CAUSING TSDR CA180207026Gear · damaged(CAN) THE AIRCRAFT WAS IN FIGHT AND THE PILOTS NOTICED A CHIP LIGHT CAME ON FOR THE RT ENGINE. THE AIRCRAFT CAME TO BASE AND MAINTENANCE DID A OIL SAMPLE AND INDICATED TO THE TURBINE SHOP THAT THERE SEEMED TO BE A BUNCH OF METAL ON THE CHIP DETECTOR. THE OILSDR JYER20161207001Bearing · mismanufacturedDURING ROUTINE OVERHAUL OF ACCESSORY DRIVE GEARBOX, THE LOWER BEARING INSTALLED ON BEVEL PINION GEAR WAS FOUND TO HAVE WHAT APPEARS TO BE A SMALLER BALL IN THE BEARING AS COMPARED TO THE OTHERS. THE BEARING ALSO HAS ROUGH OPERATION WHEN ROTATED BY HAND.SDR ASMF20161216004Seal · leakingDURING OVERNIGHT CHECK AND THE EO 8772004 ISSUED TO REPLACE THE TRANSFER GEARBOX (TGB) ON BOTH ENGINES, MAINTENANCE PERSONNEL DETECTED OIL LEAK IN RIGHT TGB SLEEVE; SO THE RIGHT TGB SLEEVE SEALS WERE REPLACED IAW AMM DMC-B787-A-G72-01-00A-520A-A AND TEST 4 PARSDR K2D2016F00002Bearing · damagedTHE COMPRESSOR WAS REMOVED FROM THE ENGINE GEARBOX AND IT WAS DISCOVERED THAT THE COMPRESSOR SPUR ADAPTER GEARSHAFT JOURNAL HAD A WORN AREA WHERE METAL WAS REMOVED. AFTER INSPECTION OF THE GEARBOX, IT WAS DETERMINED THAT THE 2.5 BEARING HAD FAILED AND WAS THESDR JYER20160209001Bearing · wornENGINE WAS REMOVED FROM AIRCRAFT DUE TO AN IN FLIGHT NR 2 ENGINE CHIP LIGHT. THE FRONT FRAME ACCESSORY DRIVE GEARBOX CHIP WAS REMOVED AND DETERMINED TO BE THE SOURCE OF THE LIGHT. THE MATERIAL FOUND ON THE CHIP DETECTOR HAD ALL THE APPEARANCES OF A PORTION OSDR CA151217010Damper · failed(CAN) THE LT ENGINE SHUT DOWN IN-FLIGHT. AIRCRAFT MADE UNEVENTFUL LANDING. TECHNICIANS DETECTED GRINDING NOISE WHILE HAND ROTATING PROPELLER. GEARBOX WAS REMOVED AND OPENED. TORSION VIBRATION DAMPER HAD FAILED AND PARTIALLY CAME APART.SDR CA151031004Gearbox · damaged(CAN) ON THE CLIMBOUT THE CREW OBSERVED ABNORMAL TORQUE AND ITT INDICATIONS. AS A PRECAUTION, THE CREW ELECTED TO SHUTDOWN THE LT ENGINE. THE ACFT RETURNED WHERE AN UNEVENTFUL LANDING WAS CARRIED OUT. FLIGHT CREW REPORTED NOISE CAN BE HEARD COMING FROM THE ASDR 2015FA0000388Valve · leakingON DESCENT, THE CAPTAIN NOTICED THE OIL PRESSURE ON THE RT ENGINE, FLUCTUATING FROM NORMAL OPERATING PRESSURE OF 42PSI DOWN TO 25PSI. IT GRADUALLY DROPPED DOWN TO 20PSI AND HE THEN ELECTED TO SHUT THE ENGINE DOWN AND DECLARE AND EMERGENCY. THE ACFT WAS LANDESDR VNAA2015081200021Carbon Seal · leakingCREW REPORTED LT ENGINE OIL PRESSURE WARNING MESSAGE AND OIL PRESSURE OSCILLATION. CREW RAN QRH, INTENTIONALLY SHUTDOWN LT ENGINE, DECLARED AN EMERGENCY AND DIVERTED. MAINTENANCE INSPECTED, R & R LT ENGINE AGB CARBON SEAL FOR ENGINE DRIVEN PUMP AND PERFORMED SDR VNAA2015081200020Carbon Seal · leakingCREW REPORTED LT ENGINE OIL PRESSURE WARNING MESSAGE AND OIL PRESSURE OSCILLATION. CREW RAN QRH, INTENTIONALLY SHUTDOWN LT ENGINE, DECLARED AN EMERGENCY AND DIVERTED. MAINTENANCE INSPECTED, R & R LT ENGINE ACCESSORY GEARBOX, AGB, CARBON SEAL FOR AIR TURBINE SSDR VNAA2015081200019Carbon Seal · leakingCREW REPORTED LT ENGINE OIL PRESSURE WARNING MESSAGE AND OIL PRESSURE OSCILLATION. CREW RAN QRH, INTENTIONALLY SHUTDOWN LT ENGINE, DECLARED AN EMERGENCY AND DIVERTED. MAINTENANCE INSPECTED, R & R LT ENGINE ACCESSORY GEARBOX CARBON SEAL FOR INTEGRATED DRIVE GESDR CA150604016Housing · restricted(CAN) AN AGB HOUSING LABELED AS PN 3105662-01 WAS REMOVED DURING AN UNSCHEDULED LIGHT OVERHAUL DUE TO IMPROPER PRESERVATION. THE HOUSING WAS FOUND WITH RESTRICTED FLOW AT THE AGB HOUSING CENTER BEARING OIL PASSAGE. FURTHER INSPECTION REVEALED THAT THE SUBJECSDR CA150603004Gearbox · making metal(CAN) PILOT OBSERVED AGB CHIP DETECTOR ANNUNCIATE ON MFD DISPLAY WITH LOW OIL PRESSURE CAUTION LIGHT ILLUMINATED. SUBSEQUENT LOUD NOISE WAS HEARD WITH PROPELLER GOING INTO FEATHER. PILOT ELECTED TO PUT ENGINE IN FLIGHT IDLE AND LANDED. SUBSEQUENT INSPECTION SDR CA150224015Gearbox · failed(CAN) THE CREW EXPERIENCED A LOW OIL PRESSURE IN FLIGHT ON THE NR 2 ENGINE. THE CREW SHUT THE ENGINE DOWN. THE ACFT LANDED UNEVENTFULLY. AFTER LANDING, THE TEAM ON SITE DETERMINED THE CAUSE TO BE OIL LEAKING FROM THE SEAL BETWEEN THE GEARBOX AND THE OVERSPEESDR FDEA201501070064Gearbox · failedDURING CLIMB, PASSING APPROX 9000 FEET, RECEIVED A LEVEL 2 MASTER CAUTION LIGHT FOR LOW OIL PRESSURE IN NR 2 ENGINE. REFERRED TO QRH. NR 2 OIL WAS IN THE RED INDICATING -2. IAW QRH NR 2 ENGINE WAS SHUTDOWN. ENGINE REMAINED SHUTDOWN FOR REMAINDER OF FLIGHT.SDR 2015F00017Line · leakingRT GEARBOX LIGHT ILLUMINATED. SHUTDOWN THE ENGINE IAW THE CHECKLIST, DECLARED AN EMERGENCY AND LANDED UNEVENTFULLY. TROUBLESHOT PROBLEM AND FOUND THE FITTING AND LINE FOR THE GEARBOX PRESSURE RETURN LINE LEAKING. R & R FITTING AND LINE WITH A SERVICEABLE UNSDR CA141023011Gear · failed(CAN) DUE TO DISCLOSURE OF A POSSIBLE AGB LINE 6 GEAR MANUFACTURING PROBLEM, A SPECIAL REDUCED INTERVAL MCD INSPECTION PROGRAM WAS BEGUN FOR THIS ENGINE. AT THE FIRST MCD INSPECTION A SMALL AMOUNT OF MAGNETIC MATERIAL WAS FOUND ON THE AGB/TGB DETECTOR. THE MSDR ASAA2014100909327Gearbox · failedFOUND IN THE NR 1 ENGINE AGB / TGB MCD, CHIP DETECTOR, NOT IDENTIFIED IAW LABORATORY ANALYSIS. ACFT GROUNDED. NR 1ENGINE AGB R & R.SDR CA140922009Gearshaft · failed(CAN) DURING CLIMB THROUGH FL190 NUMBER TWO ENGINE FLAMED OUT. AIRCRAFT RETURNED TO BASE. UPON INSPECTION MAINTENANCE FOUND ACCESSORY GEAR BOX HORIZONTAL SHAFT FAILED. ENGINE REMOVED AND SEND BACK TO VENDOR.SDR CA140916002Gearbox · making metal(CAN) ENGINE MAKING METAL WHILE AIRCRAFT RUNNING ON GROUND. METAL FOUND ON BOTH THE UPPER AND LOWER MAGNETIC CHIP PLUG LOCATED ON ENGINE GEARBOX.SDR CA141202031Gear · fractured(CAN) AT FL360 LEFT ENGINE FLAMED OUT. EMERGENCY LANDING CARRIED OUT. FOUND LEFT ENGINE GEARBOX FAILURE. DECIDED TO BORESCOPE THE RIGHT ENGINE. FOUND CRACK IN AXIS P GEAR. REMOVED GEARBOX.SDR CA140804021Bearing · failed(CAN) AIRCRAFT WAS ENROUTE TO DESTINATION WHEN THE CREW REPORTED,VIA ACARS, THAT THEY HAD LOST THE LT ENGINE IN FLIGHT. THE CREW DID ATTEMPT TO RESTART THE ENGINE BUT IT WAS REPORTED THERE WAS NO N2 INDICATION PRESENT. AN EMERGENCY WAS DECLARED AND CREW ELECSDR CA140725001Gearbox · making metal(CAN) OIL FILTER BYPASS LIGHT ILLUMINATED SHORTLY AFTER TAKEOFF. CREW FOLLOWED FLIGHT OPS MANUAL PROCEDURES, LIGHT WOULD NOT EXTINGUISH AND ENGINE WAS SUBSEQUENTLY SHUTDOWN. ACFT DIVERTED FOR MAINTENANCE ACTION. FIM 79-05, TASK 817 ACCOMPLISHED. DETERMINATIOSDR 39LA2014041068Warning Light · illuminatedDURING CRUISE FLIGHT, THE NR 1 ENG ACCESSORY GEARBOX CHIP DETECTOR LIGHT ILLUMINATED. DIVERTED WITHOUT INCIDENT.SDR CA140128017Shaft · sheared(CAN) THIS GEAR SHAFT IS SPLINE INSIDE THE LT INTERMEDIATE GEAR OF THE COMBINING GEARBOX AND IS USED TO DRIVE THE LT HYDRAULIC PUMP. DURING A GROUND RUN FOLLOWING MAINTENANCE THE PILOT NOTICED THE HYD 1 LIGHT REMAINING ON. UPON REMOVAL OF THENR 1 LT HYDRAULISDR CA131210001Case · cracked(CAN) DURING VISUAL INSPECTION OF THE ENGINE GEARBOX IT WAS NOTED THAT THE OIL FILTER HOUSING ASSY LOWER MOUNTING STUD EAR WAS CRACKED. REPLACED THE AFT GEARBOX HOUSING CASE.SDR CA131126010Bearing · failed(CAN) PILOT REPORTED CHIP DETECTOR LIGHT ILLUMINATED FOR SEVERAL MINUTES AND THEN EXTINGUISED DURING FLIGHT. FLIGHT CONTINUED NORMALLY. UPON INSPECTION OF THE MAGNETIC CHIP DETECTOR, METAL SLIVERS WERE FOUND. METAL PARTICLES WERE ALSO FOUND IN THE OIL FILTER. SDR 2013FA0000607Hose · rupturedHOSE RUPTURED DURING FLIGHT TRAINING.SDR CA130916008Case · cracked(CAN) REF: DEFECT-1133302, REPLACE NR 2 ENGINE, SN 123112 DUE TO CRACK FOUND ON TOWER JUST UNDER AND TO THE RT OF HMU FUEL PUMP CLAMP, LEAKING OIL, ORIGINAL DEFECT 1133133 NR 2 ENGINE OIL LEAK RESOLVED ON WO: 400829, TASKCARD: NR-00001, 2 ENGINE REPLACED IAW SDR CALA2013090591039Packing · deterioratedSIGNS OF OIL LEAKAGE AROUND FAN CASE EXIT, OBSERVED ON ARRIVAL. AFTER EVALUATION FOUND LEAK COMING FROM AGB CONNECTION TO INTERMEDIATE CASE. CONFIRMED AGB PACKING DETERIORATING. REPLACED AGB, LAY SHAFT & TOWER SHAFT IAW EC -AR 7261-01349. RAN NR 1 ENGINESDR CA130822010Gearbox · making metal(CAN) CHIP PLUG ILLUMINATED DURING CLIMBOUT, ALT 9000FT, PILOT RECORDED ENGINE PARAMETERS 4200 LBS TORQUE, 1700 PRO RPM, ITT 815, OIL TEMP 55, OIL PRESSURE 135. AGB PLUG WAS DETERMINED TO HAVE CAUSED ILLUMINATION. PLUG REMOVED AND SMALL SLIVER FOUND. OIL FISDR CA130807011Gearbox · making metal(CAN) AGB CHIP LIGHT CAME ON IN FLIGHT, SMALL SLIVER FOUND. ALLOWABLE TYPE & AMOUNT, ACFT GROUNDED. RUN RECHECKED & RETURNED TO SERVICE IAW ENGINE MM PROCEDURES. MFG CURRENTLY INVESTIGATING ENG, TSO 1027.2, CYCLES 7818.SDR CA130726013Gearbox · making metal(CAN) CHIP LIGHT ILLUMINATED IN FLIGHT, PILOT RETURNED AND UPON TROUBLESHOOTING IT WAS FOUND THAT AGB CHIP WAS THE PROBLEM. 1 SMALL METAL SILVER AND BLACK MAGNETIC FUZZ FOUND ON CHIP. RGB AND OIL FILTER ALSO CHECKED FOR CONTAMINENTS. NONE FOUND. ACFT RETURSDR CA130724007Helicoil · failed(CAN) AFTER LANDING AND GOING TO REVERSE PITCH, PILOT REPORTED SMOKE COMING FROM ENGINE. SHORTLY AFTER LANDING, THERE WAS SMOKE ALSO IN COCKPIT. PILOT DECLARED EMERGENCY. AFTER INVESTIGATION, FOUND MAJOR OIL LEAK COMING FROM A CAPPED TRANSFER TUBE PORT ON THE SDR CA130709014Gearbox · making metal(CAN) CREW REPORTED THE NR 1 ENGINE OIL FILTER BYPASS INDICATION ILLUMINATED JUST PRIOR TO DECENT. INDICATION WOULD NOT EXTINGUISH WITH THRUST REDUCED RESULTING IN ENGINE BEING SHUTDOWN IAW FOM. EMERGENCY LANDING WAS REQUESTED AND THE ACFT LANDED UNEVENTFULLSDR CA130709008Gearbox · making metal(CAN) WHILE PERFORMING A 1000 HR INSPECTION OF THE ENGINE ACCESSORY GEARBOX SCAVENGE OIL PUMP, 3 HAIR-LIKE FILAMENTS WERE FOUND ON THE ACCESSORY GEARBOX CHIP DETECTOR. THE HAIR-LIKE FILAMENTS THAT WERE ATTACHED TO THE CHIP DETECTOR WERE NOT TOUCHING, AND THERSDR CA130702003Gearbox · making metal(CAN) ENGINE CHIP LIGHT AFTER TAKEOFF. LOAD ABORTED RETURNED TO DEPARTURE. ACFT REQUIRED ENGINE CHANGE. AGB CHIP.SDR CA130502011Gearbox · making metal(CAN) ENGINE GEARBOX WAS O/H 7.6 HRS IN SERVICE AND THE PILOT REPORTED AN ENGINE CHIP LIGHT. UPON FURTHER INVESTIGATION OF THE CHIP PLUG, IT APPEARS TO BE A DRILL BIT THAT WAS LEFT IN THE GEARBOX DURING THE O/H PROCESS. IN THE PROCESS OF CHANGING THE ENGINE SDR CA130430011Gearbox · failed(CAN) EIR JT15D 2013-003 ENGINE WAS SENT FOR INVESTIGATION AND REPAIR AFTER THE OPERATOR REPORTED HAVING AN IN-FLIGHT SHUTDOWN. INVESTIGATION OF THE INCIDENT ON WING REVEALED THAT THE AGB APPEARED TO HAVE DECOUPLED FROM THE ENGINE.SDR CA130412005Shaft · worn(CAN) WHILE DOING PHASE INSPECTION MAINTENANCE CARRIED OUT INSPECTION OF THE STARTER/GENERATOR DRY SPLINE AND FOUND IT TO BE CLOSE TO LIMITS. ENGINE WAS REMOVED, ACCESSORY GEARBOX SPLIT, GEARSHAFT, PN 3021565. REMOVED AND O/H GEARSHAFT INSTALLED. ENGINE REISDR CA130503004Gearbox · fod(CAN) WHILE CHANGING CHIP PLUG RECEPTACLE, ENGINEER USED SYRINGE TO SUCK REMAINING OIL OUT OF GEARBOX WHEN HE VIEWED IN THROUGH RECEPTACLE HOLE WITH FLASHLIGHT HE DISCOVERED A WASHER UPON RETREIVING WASHER, HE DISCOVERED THAT IT WAS BENT AND APPARENTLY HAD GONSDR CA121119015Bearing · failed(CAN) DURING CLIMB THROUGH FL90, THE NR 2 ENGINE OIL PRESSURE DROPPED BELOW 50 PSI AND THE OIL TEMPERATURE INCREASED ACCOMPANIED BY VIBRATIONS AND OIL ODOR IN THE CABIN. THE ENGINE WAS SHUTDOWN AND THE ACFT RETURNED TO THE DEPARTURE AIRPORT WHERE AN UNEVENTFULSDR CA120807007Bearing · failed(CAN) BEARING FAILURE IN ACCESS GEARBOX, FOUND STEEL BEARING BALLS ON MAGNETIC PLUG.SDR CA120913005Bolt · loose(CAN) FOLLOWING ENGINE STARTUP THE FLIGHT CREW WERE NOT ABLE TO GET THE GENERATOR TO COME ONLINE. THE ENGINE WAS SHUTDOWN WITHOUT ANY OTHER INDICATIONS. MAINTENANCE INSPECTED THE ACFT AND DETERMINED THAT THE STARTER SHAFT WAS ONLY TURNING PART OF THE TIME. THSDR FDEA201206302421Gearbox · damagedENGINE NR 1 IDG FEEDER CABLE ADJACENT AREA LT SIDE ACCESSORY GEARBOX FOUND WITH ARCING DAMAGE. ACCOMPLISHED EA 1-7260-161492 PART 1. REPAIR CLASSIFIED MINOR AS PER GMM 6-2-100 REVISION 115.SDR CNQR2012052286445Gearbox · crackedA CRACK WAS DISCOVERED IN THE ENGINE ACCESSORY GEARBOX NEAR THE STARTER/GENERATOR MOUNTING FLANGE. DURING THE AIRCRAFT`S LAST FLIGHT IT EXPERIENCED A GENERATOR BEARING FAILURE. DURING THE POST RUNS, AFTER PART REPLACEMENT AN OIL LEAK WAS DISCOVERED COMING FROSDR CA120328003Case · cracked(CAN) PLEASE NOTE THAT WE HAVE HAD 3 CRACKED CASES ON 3 SEPARATE DATES MORE INVESTIGATION IS BEING ACCOMPLISHED AT THIS TIME. DURING ENGINE REMOVAL, A CRACK WAS NOTICED ON THE MAGNESIUM ACCESSORY GEAR CASE, ALSO REFERRED TO AS THE MAG HOUSING. THE ENGINE WAS SDR CA120312009Drive Shaft · failed(CAN) THE ENGINE FLAMEOUT DURING CRUISE WITHOUT ANY PRE-WARNING. AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED AT POINT OF ORIGIN. TROUBLESHOOTING IS POINTING AT THE AGB DRIVE, TOWERSHAFT.
Back to JASC 8300