Messerschmitt BK 117 B-1
Service difficulty reports · 822
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 aircraft_model_key = 'BK117B1' 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 aircraft_model_key = 'BK117B1' 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 QMLA2024070120080Flt Controls · malfunctionedAIRCRAFT WAS APPROX 10NM OF KDOV, AT AN ALTITUDE OF 1000-1100 MSL, AIRSPEED WAS ABOUT 130KIAS. CRUISE TORQUE WAS SET TO APPROXIMATELY 65%. PILOT HEARD A CHANGE IN BLADE NOISE FOLLOWED IMMEDIATELY BY AN UN-COMMANDED NOSE UP PITCH. THE ACFT WAS GREATER THAN 3SDR QMLA2024052820055Computer · unserviceableON CLIMB-OUT FROM BASE, PASSING THROUGH ABOUT 600FT MSL, THE ROLL SAS CAUTION LIGHT ILLUMINATED ON THE COCKPIT DASH. THIS WAS ACCOMPANIED BY A WOBBLE IN THE ROLL AXIS, AND A CHANGE OF CONTROL/TRIM FORCE FEEL IN THE CYCLIC. THERE WAS ALSO A VERY STRONG SMELL OFSDR QMLA2023121520114Unknown · unknownON CLIMB OUT FOR AN INTERFACILITY TRANSFER, A SMELL OF FUEL WAS REPORTED BY THE MEDICAL CREWMEMBER IN THE CABIN. A FAINT SMELL COULD BE DETECTED IN COCKPIT. AS THE AIRCRAFT ACCELERATED AND TRANSITIONED TO CRUISE FLIGHT, THE SMELL WENT AWAY, AND WAS NOT DETECSDR QMLA2023032720020Unknown · unknownLIFTED FROM SENDING FACILITY WITH PATIENT ON BOARD. UPON REACHING TDP APPROXIMATLEY 100FT AGL ROTATED AND BEGAN A CLIMB. SHORTLY AFTER ROTATION ENG CHIP FOR #1 ENG ILLIMUNATED. IMMEDIATLEY REDUCEDED COLLECTIVE AND ACCOMPLISED 360 DEGREE TURN BACK INTO WIND SDR HDNA20230222001Swashplate · crackedDURING THE PERFORMANCE OF A DAILY AIRWORTHINESS CHECK THE MAIN ROTOR SWASHPLATE SUPPORT WAS FOUND CRACKED. CRACKS ARE NOT ALLOWED ON THIS COMPONENT.SDR QMLA2017091017089Starter Gen · failedWHILE IN CRUISE FLIGHT RETURNING FROM INTER FACILITY TRANSPORT THE NR 1 GENERATOR FAILED. BUS TIE WAS COMPLETE. THE GEN FAIL EMERGENCY PROCEDURE WAS FOLLOWED AND VERIFIED. CONTINUED TO COLUMBIA REGIONAL AIRPORT. WRITE UP WAS MADE IN THE LOGBOOK AND MAINTENANCESDR M7FR170101Structure · corrodedDURING PERIODICAL INSPECTION, IT WAS DISCOVERED THAT THE HORIZONTAL STABILIZER HAD SOME AREAS OF SUSPECTED SEVERE CORROSION. THE STABILIZER WAS REMOVED AND SENT FOR FURTHER EXAMINATION. IT WAS DETERMINED THAT THERE WERE MANY AREAS OF SEVERE CORROSION. IT WAS DSDR QMLA2015121815111Unknown · odorON RUN UP AT IDLE, THE CREW SMELLED A BURNING ODOR, NEAR RT AFT SEAT & COPILOT SEAT. INVESTIGATED & COULD NOT DUPLICATE ANY ODOR. LOOKED FOR SIGNS OF ELEC COMPONENTS THAT HAVE OVERHEATED. NO DISCREPANCIES NOTED. GND RAN ACFT & TEST FLEW WITH NO ADDITIONAL SDR HDNA20150413002Cowl Latch · mismanufacturedAFTER REPLACING SEVERAL BROKEN NR 2 SIDE HYD LATCH HOOKS WITH AN UNREASONABLE SHORT FREQUENCY. TOOK BROKEN HOOK TO NDI SPECIALIST & INFORMED THAT LATCH WAS IMPROPERLY MANUFACTURED.SDR QMLA2014121414139Transponder · malfunctionedTHE PILOT DETECTED AN ELEC BURNING SMELL IN THE COCKPIT ON APPROACH. ONCE ON THE GND, HE CALLED IN THE MECHANIC TO INSPECT THE ACFT. FOUND THAT THE TRANSPONDER HAD BEEN THE SOURCE OF THIS SMELL & WAS INOPERATIVE. PLACED THE TRANSPONDER ON ORDER & DEFERRED TSDR QMLA2014051514054Stringer · unserviceableDURING C 0872 INSPECTION OF ACFT BATTERY, FOUND CHAFING ON OMEGA STRINGER ON TAIL BOOM BEHIND AFT BATTERY INSTALLATION. FURTHER INSPECTION ESTABLISHED THIS DAMAGE AS A MAJOR SCRATCH IAW SRM 51-10-00, 2-1. CHAFING WAS CAUSED BY INBD BATTERY ATTACH BOLT.SDR QMLA2014040814033Bracket · crackedTHE MECHANIC REPORTED FINDING AN AIRFRAME BRACKET CRACKED UNDER THE NR 1 FUEL PUMP ASSEMBLY ON THE MAIN TRANSMISSION DECK. THIS ACFT REMAINS OUT OF SERVICE AT THE TIME OF THIS SUBMISSION PENDING THE REPAIR.SDR QMLA201403214030Drain · stuckFUEL ODOR WHEN CABIN HEAT TURNED ON.SDR QMLA2014021814016Unknown · malfunctionedWHILE IN CRUISE FLIGHT SHORTLY AFTER TAKEOFF FROM THE SENDING HOSPITAL WITH A PATIENT ONBOARD, THE PILOT EXPERIENCED A HYD 2 CAUTION LIGHT & A REDUCTION IN INDICATED FLIGHT HYD PRESS TO APPROXIMATELY 60 PSI. EXECUTED THE EMERGENCY PROCEDURE BY THE CHECKLIST &SDR QMLA2014011014004Frame · crackedTAIL CONE LT OUTER FRAME CRACKED.SDR QMLA2013110713161Unknown · odorDURING LANDING, ODOR OF SMOKE IN COCKPIT AND THEN CENTER PANEL LIGHTS WENT OUT. INSPECTION FOUND NO DAMAGED WIRES. PANEL LIGHTING DIMMERS WERE INSPECTED AND SHOWED NO DAMAGE. CENTER PANEL INSTRUMENTS WERE PULLED FROM THE PANEL AND INSPECTED. THE LIGHTING SDR QMLA2013092013136Doubler · crackedFWD "ECU" MOUNT WAS LOOSE WITH BLIND FASTNERS MISSING. REMOVED THE FWD MOUNT AND FOUND A 40MM LONG CRACK UNDER THE MOUNT ON THE TAIL CONE DOUBLER, PN 117-22130, JUST FWD OF FRAME/STA 6135. THIS IS A COMMON DISCREPANCY ON THIS ACFT WITH A "ECS" INSTALLED. COSDR QMLA2012111912186Guide · crackedA ONE INCH CRACK ON THE AFT END OF RT GUIDE RAIL FOR THE CREST COWLING ON THE TOP OF THE FUSELAGE LOCATION WATER LINE 2900 MM, BUTTLINE RT 300MM AND STATION 4000MM. THIS ITEM WAS FOUND DURING AAIP INSPECTION. CENTER CREST COWL ATTACHES AT THIS POINT SO IF HASDR QMLA2012080312125Line · rupturedDURING CRUISE, DETECTED A BURNING ODOR. SMOKE ENTERED COCKPIT FROM ABOVE. DECLARED AN EMERGENCY. SMELLING A SWEET ODOR AND CREW REPORTED HYDRAULIC FLUID COMING DOWN DOOR, WINDOWS AND SIDE OF ACFT. ACFT KEPT MAKING A SQUEALING NOISE FOLLOWED BY GYRATIONS AND SDR 2A6R2012062929101Shaft · shearedAFTER LANDING FROM A HOVER, WHILE PERFORMING MAIN ROTOR TRACK AND BALANCE, THE PILOT REPORTED NR 2 ENGINE OIL TEMPERATURE WAS CLIMBING TO YELLOW ZONE. MX INVESTIGATED AND DETERMINED THAT THE NR 2 TRANSMISSION DRIVEN OIL COOLER BLOWER WAS NOT ROTATING. DISASSSDR 2A6R2012060700001Rotor Shaft · crackedUPON INSTALLATION OF MAIN ROTOR TRANSMISSION - EXCESSIVE VERTICAL PLAY WAS NOTED. UPON WITHDRAWL OF ROTOR MAST FROM GEARBOX FOR SPACER TUBE INSPECTION, A CRACK WAS NOTED ON ROTOR SHAFT. VERIFIED BY VISUAL 10 POWER MAGNIFICATION.SDR QMLA2012052612089Transmission · making metalTRANSMISSION CHIP CAUTION ILLUMINATED 100' FROM BASE HELIPAD DURING APPROACH FOR LANDING. ACTIVATED CHIP PULSE SEVERAL TIMES AFTER LANDING AND DURING SHUTDOWN. THE TRANSMISSION CHIP CAUTION REMAINED ILLUMINATED, COMPLETED SHUTDOWN.SDR QMLA2012051612082Guide · out of adjustLEFT CREW SLIDING DOOR AFT LOWER CATCH WAS DISENGAGED FROM THE ACFT. ADJUSTED CATCH AND REINSTALLED DOOR. NO DAMAGE TO COMPONENT OR ACFT OCCURRED. LANDED.SDR QMLA2012041212058O-Ring · failedCREW REPORTED SENSING A STRONG ODOR OF FUEL IN CABIN ON THE RETURN LEG TO THE BASE FOLLOWING A REFUELING STOP. ON LANDING AT BASE THE ODOR HAD DISSIPATED. INSPECTED BEHIND THE INTERIOR WALLS IN THE AREA OF THE FUEL VENT TANK AND SHUT OFF VALVES FOR THE FUELSDR QMLA2012040912055Fitting · crackedPILOT REPORT NR 2 ENGINE OIL LEAK. CLEANED AREA AND DETERMINED THAT OIL LEAK WAS FROM CRACKED OIL RETURN LINE FITTING. FITTING REPLACED.SDR QMLA2012022712031Engine · making metalACFT HAD TWO MINOR, NR 2 ENGINE CHIP LIGHT EVENTS, EACH INVOLVING A FEW SMALL OR "LIGHT" CLASSIFIED PARTICLES ON THE FULL FLOW CHIP DETECTOR ONLY. EACH TIME THE DETECTOR WAS CLEANED AND A GROUND RUN PERFORMED WITH NO REPEAT OF THE CHIP LIGHT ILLUMINATED. AFTESDR QMLA2012020112016Unknown · odorJUST AFTER TAKEOFF, SMELLED FUEL THROUGHOUT THE CABIN. IMMEDIATELY ABORTED THE FLIGHT AND RETURNED TO BASE. PERFORMED A THOROUGH INSPECTION OF ACFT, NO DEFECTS WERE NOTED. THE FUEL ODOR COULD NOT BE DUPLICATED AND THE ACFT WAS RETURNED TO SERVICE.SDR 2011FA0000625Indicator · damagedDME READABILITY IS MARGINAL. CO-PILOTS MASTER CAUTION LIGHT BARELY VISIBLE WHEN LIT. MAST MOMENTS WARNING LIGHT IS BARELY VISIBLE WHEN LIT AND TEH COLOR OF LLIGHT HAS BEEN CHANGED FROM "RED" TO "GREEN". MASTER CAUTION PANEL "RED" WARNING LIGHTS LOCATED IN TEH SDR 2011FA0000620Light · malfunctionedCO-PILOTS MASTER CAUTION LIGHT BARELY VISIBLE WHEN LIT. MAST MOMENTS WARNING LIGHT IS BARELY VISIBLE WHEN LIT AND THE COLOR OF THE LIGHT HAS BEEN CHANGED FROM "RED" TO "GREEN". MASTER CAUTION PANEL FAILED DAYTIME VISIBILITY/READABILITY EVALUATION, "RED" LIGHTSSDR 2011FA0000618Indicator · damagedDME UNREADABLE. CO-PILOTS MASTER CAUTION LIGHT BARELY VISIBLE WHEN LIT. DH LIGHT ON RADAR ALTIMETER IS INTERMITTENT AND BARELY VISIBLE WHEN LIT. MAST MOMENT WARNING LIGHT BARELY VISIBLE WHEN LIT AND THE COLOR OF THE LIGHT HAS BEEN CHANGED FROM "RED" TO "GREEN"SDR UOHR2011009Spar · crackedDURING MAJOR INSPECTIONS A CRACK WAS DISCOVERED ON THE TAILBOOM AT THE 10L FRAME ON THE SUPPORT ANGLE (PN 105-30251.44) SPLICE DOUBLER. THERE IS ALSO A CRACK IN THE VERTICAL FIN SPAR AT THE CAM LOC FASTENER. A TRAY IN THE VERTICAL FIN IS ALSO CRACKED AT THE SDR QMLA2011012811020Terminal · brokenON LANDING, ACFT PITCHED UP AND DOWN WITH NO PILOT CONTROL MOVEMENT AND CSAS PITCH LIGHT CAME ON. TROUBLESHOOTING AND INSP FOUND WIRE TERMINAL AT TB811 BROKEN. TB 811 PROVIDES AC GROUND FOR 3 AXIS P/R CSAS. WIRE BREAK WAS SUCH THAT INTERMITTENT CONTACT COULSDR QMLA2010102410069Fillercap · missingWHILE IN FORWARD FLIGHT, CREW DETECTED STRONG ODOR OF FUEL. AFTER AN UNSCHEDULED LANDING AND VISUAL INSPECTION OF ACFT FOUND THAT THE FUEL FILLER CAP WAS MISSING NEW FUEL CAP INSTALLED ACFT RETURN TO SERVICE.SDR QMLA2010101010066Window · missingRT AFT CABIN DOOR SLIDING WINDOW WAS FOUND TO BE MISSING AT SHIFT CHANGE WALK AROUND BY PILOTS. LOCATION AND TIME OF WINDOW DEPARTING THE ACFT IS UNKOWN. CREW DID NOT NOTE THE WINDOW MISSING DURING ANY FLIGHTS. REPLACED WINDOW AND PUT ACFT BACK IN SERVICE.SDR QMLA2010081110049Warning Light · false activationON SECOND LEG OF PATIENT FLIGHT, THE NR 2 HYD WARNING LIGHT ILLUMINATED ALONG WITH PRESSURE GAUGE INDICATION FLUCTUATION BETWEEN 0 AND 40 BAR. INSPECTED DUAL HYD PACK, HYD PUMP, CEILING CONNECTOR PLUG, TRANSDUCER CONNECTOR PLUG. NO DISCREPANCIES NOTED. SOMESDR QMLA2001070610029Gyro · failed5 MIN AFTER TAKEOFF, BASE CALLED AND SAID OUTERLINK WAS NOT TRACKING . THEN 15 MIN AFTER THE CALL FROM BASE, IT WAS NOTED, A SMELL OF SMOKE IN THE COCKPIT. STANDBY DG CIRCUIT BREAKER POPPED. PERFORMED PRECAUTIONARY LANDING. INSPECTION SHOWED THE STANDBY GYRSDR QMLA2010051810015Wire · chafedWIRE 1PB2 IN OVERHEAD CIRCUIT BREAKER PANEL WAS FOUND TO HAVE INSULATION CHAFED IN SEVERAL LOCATIONS. ONE LOCATION IS CHAFED THROUGH EXPOSING THE CONDUCTOR. A CORRESPONDING CHAFE AREA WAS FOUND JUST BELOW THE AIRFRAME PASS-THROUGH OF THE LT ENGINE POWER LEVESDR RMXA022220107217Guide · wornDURING FLIGHT, A CREWMEMBER NOTICED A GAP ON THE LOWER EDGE OF THE RT SLIDING DOOR. AN UNSCHEDULED LANDING WAS PERFORMED & THE DOOR WAS SECURED. FLIGHT CONTINUED WITHOUT ANY FURTHER INCIDENT. MX REPLACED A WORN GUIDE PN 117-24273-2 & WORN CATCHER PN 117-242SDR 2010F00012Floor Skin · crackedAFTER REMOVAL OF NR 1 ENGINE, FOUND THE FIRE EXTINGUISHER TUBE HAD CHAFED THROUGH THE ENGINE DECK SKIN 130MM LONG 5MM WIDE AND A 34MM CRACK IN THE MIDDLE.SDR 2010F00011Mast · corrodedAFTER MAIN ROTOR HEAD WAS REMOVED FOR OTHER MX, THE MAST WAS FOUND TO HAVE CORROSION ON THE MATING SURFACE AND AROUND MOUNTING BORES.SDR QMLA2010011610001Fitting · crackedDURING INSP OF TAIL ROTOR GEARBOX CHIP DETECTOR DISCOVERED CRACK IN VERTICAL FIN NOSE RIB AT TAIL ROTOR GEARBOX ATTACHMENT POINT. FURTHER INVESTIGATION REVEALED THAT TAIL ROTOR GEARBOX FITTING WAS ALSO CRACKED AT UPPER LT CORNER. ACFT WAS REMOVED FROM SERVICSDR RMXA011520107211Connector · dirtyDURING PILOT TRAINING, THE NR 2 ENGINE OIL PRESSURE FLUCTUATED THEN REMAINED BELOW MINIMUM ALLOWABLE LEVEL. THE ENGINE WAS SHUTDOWN IN FLIGHT AND A UNSCHEDULED LANDING WAS PERFORMED. THE ELECTRICAL CONNECTORS WERE CLEANED, OIL INDICATING SYS OPERATED NORMALLYSDR RMXA011120107144Warning Light · false activationDURING START-UP PRIOR TO TAKEOFF, THE NR 2 ENGINE CHIP INDICATOR WARNING LIGHT ILLUMINATED. ENGINE WAS SHUTDOWN & TAKEOFF ABORTED. TECH FOUND NO DEBRIS ON DETECTOR. REINSTALLED CHIP DETECTOR PERFORMED PENALTY RUN, NO FURTHER WARNING LIGHTS.SDR QMLA2009120309046Fitting · crackedDURING ACFT AIRWORTHINESS INSP, DISCOVERED CRACK IN VERTICAL FIN NOSE RIB AT TAIL ROTOR GEARBOX ATTACHMENT POINT. FURTHER INVESTIGATION REVEALED THAT TAIL ROTOR GEARBOX FITTING WAS ALSO CRACKED AT UPPER LT CORNER. REPLACED FITTING AND NOSE RIB.SDR QMLA2009102209034Fitting · crackedT/R GEARBOX CASTING CRACKED, DISCOVERED DURING ROUTINE ZONE INSPECTION. T/R GBX FITTING HAD BEEN REPLACED FOR A SIMILAR CRACK 832 HRS PRIOR.SDR RMXA091420097206Splice · crackedDURING A SCHEDULED INSPECTION, THE RT TAILCONE SPLICE PN 117-22132-02 ATTACHED TO THE UPPER FUSELAGE STRUCTURE WAS DISCOVERED CRACKED.THE TAILCONE SPLICE WAS REMOVED AND A NEW REPLACEMENT WAS RIVETED IN.SDR QMLA2009081109026Lock · unserviceableFELT CYCLIC POP IN VERTICAL DIRECTION AT THE BOTTOM OF A SIMULATED SINGLE ENGINE LANDING FROM AN ABORTED MAXIMUM PERFORMANCE TAKEOFF PROFILE. AFTER LANDING, WAS ABLE TO REMOVE COPILOT CYCLIC FROM MOUNT WITH SLIGHTEST OF EFFORT.SDR RMXA080520097211Frame · crackedDURING A SCHEDULED TAILBOOM VERTYICAL FIN INSPECTION, A 2" LONG CRACK WAS DISCOVERED IN THE TAILBOOM FRAME 11.THE CRACK WAS STOP DRILLED, A REPAIR SCHEME WAS REQUESTED. THE REPAIR SCHEME WAS RECIEVED,APPROVED REPAIR WAS PERFORMED AND THE AIRCRAFT RETURNED TO SSDR RMXA080420097217Skin · crackedDURING A DAILY INSPECTION, A 2.5" LONG CRACK WAS DISCOVERED ON THE LT TAILBOOM SKIN STARTING AT THE FORWARD END OF THE OPENING FOR THE HORIZONTAL STABILIZER. CRACK WAS STOP DRILLED AND A REPAIR SCHEME REQUEST HAS BEEN SUBMITTED FROM THE MANUFACTURE FOR REPAIR.SDR RMXA062620097217Blade · debondedDURING FLIGHT, A NOISE WAS HEARD IN THE MAIN ROTOR SYS, FOLLOWED BY A VIBRATION THAT INCREASED. A PRECAUTIONARY LANDING WAS PERFORMED. FOUND EROSION TAPE HAD SEPARATED FROM NR1 MAIN ROTOR BLADE. WHEN THE TAPE SEPARATED, IT ALSO PULLED UP SOME FILLER MATERIA
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