Allison 250-C30P
Service difficulty reports · 646
Newest first. General aviation reporting is voluntary.
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 engine_model_key = '250C30P' 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 engine_model_key = '250C30P' 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 2010F00136Gearbox · failedDURING CRUISE FLIGHT TO OFFSHORE PLATFORM, PILOT NOTICED TORQUE INDICATOR FLUCTUATIONS, WITH NO ASSOCIATED ENGINE SURGING OR FLUCTUATIONS. LANDING TO PLATFORM WAS NORMAL. TROUBLESHOOTING REVEALED TORQUE OUTPUT WITHIN ENGINE GEARBOX HAD FAILED. ENGINE GEARBOX WSDR CA100610004Bearing · spalledDURING FINAL APPROACH TO AIRPORT FREEWHEEL CHIP LIGHT ILLUMINATED. FUTHER INVESTIGATION REVEALED OIL SYS METAL CONTAMINATION. FWD DUPLEX BEARING IN FREEWHEEL ASSY FOUND MAKING METAL FREEWHEEL ASSY REMOVED FROM SERVICE AND FREEWHEEL REPLACED NEW. OIL SYS FLUSSDR CA100527006Switch · unserviceable(CAN) NO LOW FUEL LEVEL WARNING.SDR EVCA1821Bearing · flakingINTERMITTENT TRANSMISSION CHIP LIGHT IN FLIGHT, DISASSEMBLED TRANSMISSION AND FOUND SEVERAL PLANETARY ROLLER BEARINGS FLAKING AND PITTING.SDR PBV2010F00000Engine · power lossENGINE LOSS POWER DURING HOVER TO PAD AND LANDED SHORT IN GRASS. ACFT SHUTDOWN. AFTER STOPPED, FUEL SYS WAS CKD, OK. ACFT START AND HOVERED TO PAD. FUEL ONT SYS REMOVED AND SENT TO MFG . NO DEFECTS FOUND. A/F FUEL SYS INS, ACCORDING TO BHT-206L-4-MM-1, ESDR ALGA391098605Fireshield · mismanufacturedCOULD NOT FIT VERTICAL FIRE SHIELD ON ENGINE GEARBOX DUE TO ALL FIRE SHIELD MOUNTING PADS WELDED OFF CENTER FROM SHEET METAL.SDR ALGA39106254Blade · debondedFOUND MAIN ROTOR BLADE UPPER SURFACE NR 4 GRIP FINGER DOUBLER CORRODED AND DEBONDED APPROX 3.5".SDR ALGA39105908Blade · debondedFOUND MAIN ROTOR BLADE LOWER SURFACE NR 1 GRIP FINGER DOUBLER CORRODED AND DEBONDED APPROX 2.25".SDR 2010F00063Support · crackedDURING A ROUTINE INSP, MECHANIC FOUND RT (PILOT) SUPPORT ASSY CRACKED. SUPPORT ASSY R & R.SDR 2009FA0001038Support Fitting · crackedDURING INSPECTION OF ACFT, IDENTIFIED A CRACK IN THE TAIL ROTOR GEAR BOX SUPPORT FITTING PN 206-033-426-001 AT APPROX THE 7 O'CLOCK POSITION. SHIP IS FITTED WITH A HIGH ALTITUDE TAIL ROTOR KIT.SDR CA091211005Attach Fitting · cracked(CAN) TAILBOOM-SIDE LOWER LT ATTACHMENT FITTING FOUND CRACKED DURING ANNUAL INSP. FITTING CRACKED THROUGH 2 RIVET HOLES TO EDGE. PHOTO ATTACHED. RECENT AD CF-2009-41 AND RELATED ASB IDENTIFY FUSELAGE-SIDE UPPER LT TAILBOOM ATTACHMENT FITTING AS PROBLEM AREA.SDR CA091109001Nut · cracked(CAN) DURING REMOVAL OF T/R PITCH CHANGE CROSS HEAD NUT, THE NUT WAS FOUND TO BE CRACKED IN 2 OF THE RELIEF SLOTS. THE NUT WAS COMPLETELY SEPARATED AFTER REMOVAL. NUT WAS DISCARDED AND REPLACED WITH NEW.SDR EVCA20091028001Wire · frayedPILOT SAW SPARKS REFLECTED IN COCKPIT AND SMELLED EVIDENCE OF SPARKING SHORTLY AFTER TAKING OFF FROM HOSPITAL HELIPAD. IMMEDIATELY RETURNED TO HELIPAD, SHUTDOWN AND OFF LOADED PATIENT. MECHANIC FOUND FRAYED PORTION ON TERMINAL END OF WIRE IN CONSOLE CIRCUIT BRSDR CA091021006Case · cracked(CAN) INAVERTANT ACTIVATION OF THE ELT DURING THE MIDDLE OF THE NIGHT. ELT WAS FOUND TO HAVE A CRACKED CASE AND FOUND OIL AND OTHER CONTAMINANTS ON AND INSIDE ELT CASE. ELT WAS PROGRAMMED WRONG WITH AN ERROR IN THE 24 BIT ADDRESS. ELT PERFORMANCE TEST FAILED SDR ALGA10150990546Combustion Liner · mismanufacturedENGINE FLAME OUT ON TEST CELL ON NUMEROUS RUNS. SOLVED FLAME OUT PROBLEM BY REPLACING LINER.SDR ALGA145920990242Fireshield · misalignedUNABLE TO FIT FIRESHIELD TO GEARBOX, 6 PADS OFF CENTER TO GEARBOX.SDR HEEA125620Fuel Control · malfunctionedLOWERED THE COLLECTIVE TO SLOW DOWN, DESCEND AND TURN INTO THE WIND FOR LANDING. WHEN INCREASED THE COLLECTIVE TO SLOW DESCENT, THE LOW ROTOR HORN SOUNDED. LOWERED COLLECTIVE ESTABLISHED 60 KNOTS, CHECKED ALL GAUGES AND THROTTLE AND ALL WAS GOOD. MADE RADIOSDR CA090923004Line · chafed(CAN) BHTCL WAS MADE AWARE SHIP 52394 HAD A HYDRAULIC FAILURE, IN FLIGHT, ON APPROACH TO HELIPAD. THE REPORT STATES THE HYDRAULIC FLEX LINE P/N 70-061H000T134A SHOWED DAMAGE BY CHAFING. THE CHAFING APPEARED TO BE FROM CONTACT WITH AN ADJACENT FLEX LINE`S "B" NSDR CA090706005Blade · debondedM/R BLADE UPPER SKIN DEBONDED AT BLADE TIP AT STA 218.07 AREA OF DAMAGE 1 INCH BY INCH.SDR ALGR051609N69ALUnknown · smoke30 SECONDS INTO START SEQUENCE, PILOT REPORTED COCKPIT BEGAN TO FILL WITH SMOKE. APPEARED TO BE COMING FROM CO-PILOT FOOT AREA. MX INSPECTED UNDER CO-PILOT SEAT, RADIO RACK, AND BEHIND AND UNDER INSTRUMENT PANEL. NO SMOKE SMELL, BURNED WIRES, OR DISCREPANCIES SDR CA090505002Support · cracked(CAN) WHILE CARRYING OUT A POST LEASE INSP, THE ENGINEER NOTICED A CRACK IN THE PAINT ON THE SUPPORT, UPPER LT FOR THE HORIZONTAL FIN ASSY. HE REMOVED THE SUPPORT TO VERIFY THAT IS WAS A CRACK, ON THE BACK SIDE OF THE SUPPORT THE CRACK SHOWED THROUGH. THE CRACSDR EVCA 2009/03/30Blade · crackedDURING POST FLIGHT INSPECTION, PILOT DISCOVERED A CRACK IN A MAIN ROTOR BLADE STARTING AT THE TRAILING EDGE AND CONTINUING FORWARD TO THE SPAR.SDR ALGRN269AL022609Indicator · inoperativePILOT REPORTED A BURNING SMELL IN CRUISE FLIGHT. MX FOUND ATTITUDE INDICATOR INOP. MEL'D ATTITUDE INDICATOR. NO FURTHER WIRING DEFECTS NOTED. OPS CHECK FLIGHT PERFORMED WITH NO FURTHER DEFECTS NOTED.SDR 2009FA0000078Collar · crackedON SHUTDOWN AT AN OFFSHORE PLATFORM THE PILOT HEARD A POP. ON INSP, HE DISCOVERED THE COLLAR SET LOOSE ON THE MAST ASSY.SDR CA090213002Fuel Cell · leaking(CAN) ACFT PARKED STATIC INSIDE HANGER. FUEL LEAKS THOUGH CELL MATERIAL. REQUIRES REPLACEMENT.SDR CA090213003Fuel Cell · leaking(CAN) ACFT PARKED STATIC IN HANGER. FUEL LEAKS THOUGH CELL MATERIAL. REQUIRES REPLACEMENT.SDR EVCA2009/01/09001Lever · wrong partDURING AUDIT OF ELECTRONIC MX RECORDS AN UNRECOGNIZED PN WAS DISCOVERED. INVESTIGATION OF MFG ELECTRONIC TECH PUBS REVEALED (4) PN LISTED FOR THE COLLECTIVE LEVER. (3) OF THE PN WERE LISTED AS NON PROCUREABLE/SUPERCEDED. THE ONE PN SHOWN AS PROCURABLE WAS ISSSDR CA081229003Governor · failed(CAN) PILOT ENCOUNTERED HIGH SIDE GOVERNOR FAILURE. TORQUE INCREASED FROM 85 TO 100 PERCENT DURING CLIMB WITH NO COLLECTIVE INPUT. NR/N2 INCREASED TO 110 PERCENT AND THROTTLE WAS ROLLED TO IDLE WITH NO INITIAL EFFECT. NR/N2 THEN DROPPED TO 90 PERCENT. A DESDR 2008FA0000858Exciter · intermittentENGINE HAD AN INTERMITTENT DELAYED LIGHTOFF CAUSING HOT STARTS. REPLACING THE IGNITION EXCITER CORRECTED THE PROBLEM. THE DEFECTIVE EXCITER WAS FOUND TO HAVE A LOOSE STUD WHERE THE INPUT VOLTAGE IS APPLIED. SUSPECT THIS WAS CAUSING A LOW OUTPUT VOLTAGE. IT SDR CA081216001Frame · cracked(CAN) UPON REMOVAL OF AFT CABIN HAT RACK ASSY RT FRAME ASSY WAS FOUND CRACKED. FRAME ASSY WAS REMOVED AND REPLACED NEW.SDR CA081216002Frame · cracked(CAN) UPON REMOVAL OF BELL INSTALLED HEATER ASSY. A VISUAL INSPECTION WAS COMPLETED OF THE AREA`S SURROUNDING STRUCTURE. THE LT AFT FRAME ASSY WAS FOUND CRACKED BEYOND LIMITS. THE CRACK WAS NOTED TO PROTRUDE FROM A RIVET HOLE ACROSS THE FACE OF THE FRAME. SDR CA081031001Coupling · cracked(CAN) DURING A SHEDULED 100/300 HR INSP OF THE FWD T/R DRIVESHAFT SEGMENT THOMAS COUPLINGS, THE FWD THOMAS COUPLING WAS FOUND CRACKED. UPON FURTHER DISSASSEMBLY ONLY ONE OF THE LAMIATES WAS FOUND CRACKED. THE COUPLING WAS REMOVED FROM SERVICE AND REPLACED NEW.SDR CA081001004Fitting · cracked(CAN) UPPER LT TAILBOOM ATTACHMENT FITTING ON THE FUSELAGE SIDE FOUND CRACKED FROM THE RIVET HOLES.SDR AC2A2008090878102Unknown · unknownDEPARTED AIRPORT AT 0951 WITH VFR CONDITIONS, CLEAR SKIES 12 MILES VISIBILITY. 1.5 MILES SOUTHWEST AT AN ALTITUDE OF 500 FT AND CLIMBING, HEARD A LOUD REPORT ASSOCIATED WITH A HARD RT YAW AND NR DECREASING THROUGH 92 PERCENT. HAD JUST PASSED OVER A CLEAR AREASDR CA080821008Frame · chafed(CAN) HYDR SERVO PILOT VALVE SUPPORT RUBBING AGAINST MAIN FRAME. WEAR MARK IS APPARENT ON LT SUPPORT. PICTURES AVAILABLE ON REQUEST AND INFO FWD TO MFG CUSTOMER SUPPORT FOR ACTION.SDR CA080805011Scroll · cracked(CAN) WHILE CARRYING OUT A DAILY CHECK, A CRACK WAS FOUND ON THE COMPRESSOR SCROLL ON TOP, PARALLEL TO SHROUD HSG AND NEAR THE RT ELBOW. ACFT WAS GROUNDED. COMPRESSOR ASSY IS AN ON-CONDITION ITEM BUT THERE IS AN INSP EVERY 2000 HOURS. AS YOU CAN SEE THIS SCROLSDR 2008FA0000460Meter · malfunctionedAC MAINT HOBBS METER FOUND RUNNING SLOW. THIS PROBLEM CAUSES THE ACTUAL TT OF THE AC TO BE INCORRECT. THIS PROBLEM CAUSED THE AC TO OVER RUN INSPECTIONS, AND TIME LIFE ITEM. PROBABLE CAUSE OF THIS PROBLEM, HOBBS METERS GETTING OLD AND WORN OUT. RECOMMENDASDR EGI2008F00002Blade · damagedDURING SCHEDULED 100 HOUR INSP OF AC, INSP OF TAIL ROTOR BLADES REVEALED THAT ONE T/R BLADE HAD MECHANICAL DAMAGE. THE DAMAGE WAS CONFINED TO THE T/E WHICH CONSISTED OF A DENT AT T/R BLADE STA 16.5 APPROXIMATELY .010 INCH DEEP AND THE T/E BENT IN A SPAN OF APSDR RMX2008F00000Fitting · crackedDURING ROUTINE INSPECTION TECHNICIAN DISCOVERED UPPER LEFT TAILBOOM ATTACH FITTING CRACKED. (K)SDR RMX2008F00001Fitting · crackedDURING ROUTINE INSPECTION TECHNICIAN DISCOVERED UPPER LEFT TAILBOOM ATTACH FITTING CRACKED. (K)SDR MD0519802Mast · crackedPOST FLIGHT INSP DISCOVERED AN APPARENT CRACK IN THE MAST IN THE QUADRANT ABOVE THE SWASHPLATE.SDR MD0519081Drive Shaft · scoredCOAX CABLE FROM ANTENNA MOUNTED ON OIL RESERVOIR COWLING SCORED THE (NR 3) TAIL ROTOR DRIVESHAFT SEGMENT.SDR EGI2008F00001Blade · damagedVISUAL INSPECTION OF M/R BLADE PRIOR TO INSTALLATION FOUND A .017 IN. DEEP DENT IN THE LOWER GRIP PLATE AT STATION 17.5. THIS M/R BLADE WAS PREVIOUSLY REMOVED IN SERVICEABLE CONDITION AND PLACED IN STOCK. COMMUNICATION WITH MFG PSE RECOMMENDS SENDING TO RBI FOSDR MD05012008Bulkhead · crackedFORWARD TAILBOOM BULKHEAD CRACKED.SDR MD04302008Support · looseCYCLIC STICK HAS VERTICAL FREE PLAY. (1) OF THE (3) SCREWS WHICH HOLD DOWN THE PIVOT BEARING WAS FOUND TO BE LOOSE.SDR CA080611002Bearing Race · fractured(CAN) THE PUSH-PULL CONTROL ASSY CENTER RACE FRACTURED AS A RESULT OF FATIQUE. THE FRACTURE OCCURED NEAR WHERE THE ASSY WAS LOCATED IN AN INSTALLATION-INDUCED BEND RADIUS.SDR EVAC032708Fuel Control · malfunctionedREPORTED AS UNCOMMANDED TORQUE FLUCTUATION LEADING TO TORQUE EXCEEDANCE OF 134.7 PERCENT FOR 1 SECOND. FUEL CONTROL AND GOVERNOR REMOVED AND TESTED BY APPROVED REPAIR STATION. NO DEFECTS NOTED.SDR CA080303004Disc Pack · cracked(CAN) DISC PAC WAS REMOVED FOR INSPECTION DURING A SCHEDULED 1200 HOUR INSPECTION. CRACKED DISC WAS DISCOVERED DURING DISASSEMBLY. ONE DISC OF TEN IN PAC WAS COMPLETELY CRACKED ON BOTH SIDES ON ATTACHEMENT BOLT HOLE SO THAT A PIECE OF THE DISC WAS BROKEN AWAY.SDR EVCA022308001Frame · crackedTAILBOOM ATTACH FRAME FOUND CRACKED DURING SCHEDULED INSPECTION.SDR EVCA022308002Frame · crackedTAILBOOM ATTACH FRAME FOUND CRACKED DURING SCHEDULED INSPECTION.
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