JASC 6100

Service difficulty reports · 193

Reports filed under 6100 · Propeller 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 = '6100'
  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 2026FA0000325Drive Shaft · deformedWHILE CHANGING RT PROPELLER GEARBOX, WHEN REINSTALLING BOLTS WOULD NOT GO BACK INTO DRIVESHAFT HOLES. WHEN MANUFACTURER (ZEPPELIN) WAS CONTACTED THEY WERE AWARE OF A MANUFACTURING DEFECT WITH CERTAIN SERIAL NUMBER DRIVESHAFTS. THIS DRIVESHAFT WAS ONE OF THOSApr 28, 2026 · N3A · Cntrar 101ACENTRSDR 2025F00206Propeller · damagedBIRD FLEW UNDER PROP AFTERWARDS CREW HEARD TO PROP MAKING CONTACT TO BIRD. CONFIRMED BIRD STRIKE BY AIRPORT RAMP. MX ACCOMPLISHED A BIRD STRIKE INSPECTION.Aug 31, 2025 · N847MA · Cessna 208BSDR 2025F00217Propeller · vibrationSHORTLY AFTER TAKE OFF AIRCRAFT HAD A VIBRATION. CONTINUED THE CLIMB VIBRATION GOT WORSE. CREW ELECTED TO RETURN TO FIELD DUE TO NOTHING IN QRHAug 5, 2025 · N823MA · Cessna 208BSDR 2025FA0000376Valve · bindingWHILE IN FLIGHT THE PILOT NOTED EXCESSIVE VIBRATION FROM THE LH POWERPLANT. ENGINE WAS SHUTDOWN IN FLIGHT. FURTHER INVESTIGATION REVEALED POSSIBLE BINDING OF THE LH PROPELLER BETA VALVE. PROPELLER MODEL # IS HO-V373-DR/270FU.Apr 28, 2025 · N2ASDR 2024FA0000767Propeller · fluctuatesLH PROP REVERSE RPM HIGH/AT MAX CAUSED PROP FLUCTUATIONS WHEN ENGAGED TO REVERS UPON LANDING AT KRVS. THIS CAUSED RUNWAY EXCURSION INTO GRASS. A&P ADJUSTED MAX REVERSE PROP RPM AND AIRCRAFT / PROP PERFORMED NORMAL.Oct 10, 2024 · N70AR · Dhav DHC6SDR DALA2024092009269Slat Track · no discrepancyRH SLAT TRACT NBR 5 UPPER FWD SURFACE (2 LOCATIONS) REQUIRES NDT INSPECTION PER AMDS W/C 5742-01028-02B. PERFORMED EDDY CURRENT INSPECTION IAW ANDTP BD500-A-J51-01-20- 01AAA-353A-A. NO DEFECTS NOTED. (LP# 0565092)Sep 19, 2024 · N123DQ · Airbus BD5001A10SDR 2024FA0000288Bulkhead · crackedFWD SPINNER BULKHEAD DEVELOPED CRACKS NEAR BOLTS, OBSERVED THAT CRACKS CONTINUE TO DEVELP AFTER REPLACEMENT, AFTER ONLY A FEW HOURS IN SERVICE.Apr 4, 2024 · N644FT · Piper PA28181SDR 2024FA0000037Spinner · unknownFOUND SPINNER BULKHEAD PART NUMBER CRACKED ADJACENT TO REINFORCEMENT TO PROP HUB ATTACH BOLTJan 12, 2024 · N787ECSDR 2024FA0000146Propeller · overspeedRIGHT PROP GOVERNOR FAILED APPROACHING LEVEL OFF FROM CLIMB. ENGINE SPIKED TO OVER 6,000 RPM, ENGINE RUINED, BROUGHT PROP CONTROL BACK TO NO AVAIL. THROTTLE BACK AND MIXTURE BACK TO GET ENGINE RPM DOWN. VISUAL PROP COMPLETELY ?AT, PROP WOULD NOT FEATHER, RIDec 8, 2023 · N146T · Cessna 421CSDR 2023FA0000420Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.Aug 12, 2023 · N524SC · Piper PA28181SDR 2023FA0000667Bulkhead · damagedPROPELLER BULKHEAD DAMAGED AT THE BOLT HOLES. INSTALLED A NEW BULKHEAD.Aug 7, 2023 · N614SC · Piper PA28181SDR JIKA2023060801Indicator · failedAMF1908 – ENROUTE TO KMFR PILOT DIVERTED TO KEUG DUE TO RT PROPELLER RPM FAILURE. PILOT REPORTED THAT AT CRUISE, THE RIGHT PROPELLER RPM FAILED AND DROPPED TO AROUND 700 RPM. PILOT REDUCED TORQUE AND RPMS INDICATED NORMAL, AFTER RAISING TORQUE AGAIN RPM FAILJun 8, 2023 · N31704 · Beech 1900CSDR 2023FA0000423Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.May 16, 2023 · N524SC · Piper PA28181SDR 2023FA0000254Bolt · crackedAIRCRAFT WAS DELIVERED TO MAINTENANCE FACILITY BY OWNER FOR ENGINE, PROP, AND GOVERNOR REMOVAL AND OVERHAUL OF EACH. HE MADE THE ADDITIONAL REQUEST THAT THE ENGINE MOUNT BE REMOVED AND SHIPPED TO A WELDING REPAIR STATION FACILITY FOR IRAN AND NEW PAINT OR POWDMay 10, 2023 · N53036 · Cessna 177RGSDR 2023FA0000421Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.May 1, 2023 · N609SC · Piper PA28181SDR N3XR202304250001Governor · leakingDURING ECU TROUBLESHOOTING, THE RIGHT PROPELLER GOVERNOR WAS FOUND AT FAULT. IT WAS REPLACED WITH A NEWLY OVERHAULED GOVERNOR. DURING THE POST-MX RUNUP, AN OIL LEAK WAS FOUND BETWEEN TO MATING SURFACES ON THE GOVERNOR. IT WAS REPLACED WITH A NEW GOVERNOR.Apr 24, 2023 · N316ER · Diamon DA42SDR 2022FA0000649Propeller · damagedDURING THE CLIMB OUT FROM TAKEOFF, THE PILOT REPORTED THE AIRCRAFT BEGAN TO SHAKE VIOLENTLY AND THE THROTTLE AND MIXTURE RETARDED ON THEIR OWN. THE PILOT APPLIED FULL POWER AND MIXTURE AND THE AIRCRAFT CONTINUED TO SHAKE BUT STILL MADE ENOUGH POWER TO TURN BAOct 5, 2022 · N120BJ · Piper PA28151SDR QMLA2022090620062None · noneAT !5 NM NORTH NORTHWEST FROM KMTJ I GAVE A POSITION REPORT AND STARTED TO NOTICE THAT THE COPILOT/ RIGHT WINDSHIELD WAS BLURRY. I TOLD THE MED CREW THAT THERE WAS OIL ON THE WINDSHIELD AND THAT I WAS GOING STRAIGHT IN TO RUNWAY 13 BUT STAY HIGH IF MY OIL PRESSep 4, 2022 · N637PC · Pilats B4PC11SDR MTNA20220415001None · noneDURING INITIAL DESCENT, THE CREW NOTICED ENGINE #1'S TORQUE REMAINED AT 31% WITH THE POWER LEVERS AT FLIGHT IDLE. CONSIDERING RISK OF LOSS OF CONTROL DURING APPROACH AND LANDING, ENGINE #1 WAS SHUTDOWN AND SINGLE ENGINE OPERATION PROCEDURE WAS APPLIED. THE FLIApr 15, 2022 · N802FX · Aerosp ATR72SDR 2023FA0000424Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.Jan 26, 2022 · N589SC · Piper PA28181SDR LR7A2021111702990Propeller · leakingDURING CLIMB #4 ENGINE PROP OIL LOW LIGHT CAME ON. VISUALLY CONFIRMED HYDRAULIC FLUID LEAKING OUT BEHIND PROP & DOWN THE SIDE OF ENGINE COWLING. SHUTDOWN #4 ENGINE IAW AOM AND RETURNED TO PANC. / REMOVED AND REPLACED #4 PROPELLER ASSY IAW HN6101 LP 51209Nov 17, 2021 · N405LC · Lkheed 382GSDR 2023FA0000422Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.Oct 20, 2021 · N673SC · Piper PA28181SDR 2021FA0000282Propeller · failedNO. 1 ENGINE CAE510042 EXPERIENCED UN-COMMANDED SHUTDOWM IN CRUISE FLIGHTOct 7, 2021 · N811BB · Beech 2000SDR 2023FA0000425Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.May 14, 2021 · N578SC · Piper PA28181SDR 2021FA0000043Shaft · flakingDURING RE-INSTALLATION OF POWER SECTION AFTER WIRE STRIKE, WHILE INSTALLING PROPELLER, THE COATING ON THE FRESHLY OVERHAULED PROPELLER SHAFT WAS FLAKING OFF UNDERNEATH THE WASHERS ON THE PROPELLER RETENTION BOLTS. THE TORQUE SETTING WAS INACCURATE. YOU COULD AFeb 11, 2021 · N512LASDR QXEA2020120700343Propeller · malfunctionedNR 1 PROP WAS SLOW TO UNFEATHER ABOUT 10-15 SECONDS LONGER THAN NR 2. NR 1 PROP DID NOT COMPLETELY FEATHER WHEN SHUTDOWN. REMOVED FROM SERVICE. PERFORMED FUNCTIONAL TEST OF TIME TO UNFEATHER, IAW Q400 AMM TASK 61-20-00-720-802 AND THE AUTOFEATHER TEST IAW QDec 5, 2020 · N443QX · Bombdr DHC8402SDR K08R202010290001Tscu · malfunctionedA SCHEDULED FLIGHT, THE FLIGHT CREW HAD ENGINES OPERATING AND GOING THROUGH THEIR GROUND CHECKS WHEN THEY HAD THE NR 1 ENGINE FEATHERING DURING AUTO-FEATHER CHECK. INITIAL AUTO-FEATHER CHECK, THE FLIGHT CREW HAD BOTH SWITCHES, NR 1 AND NR 2 AUTO-FEATHER, IN THOct 29, 2020 · Dhav DHC8315SDR 2019FA0000425Support Ring · fracturedPROPELLER SPINNER FRONT SUPPORT, MCCAULEY P/N C-6619 , DISINTEGRATED DURING FINAL DESCENT FOR LANDING AT HOME STATION. DUE TO ENSUING IMBALANCE IN THE SPINNER, THE SPINNER BULKHEAD CONTACTED THE FORWARD PORTION OF THE NOSE BOWL. SUBSEQUENT INSPECTION REVEALED Dec 29, 2019SDR FG6R201910150001Bearing · misinstalledC-5270 BEARING RACES ARE SERIALIZED MATCH SETS. THIS PROPELLER ARRIVED WITH UN-MATCHED SETS. SERIAL NUMBERS HAD BEEN REMOVED.Oct 14, 2019SDR FXGA20190408001Propeller · malfunctioned#4 PROPELLER RUNAWAY DURING CLIMB. #4 TACH NEVER EXCEEDED 2800 RPM PRIOR TO FEATHER. PRIOR TO RUNAWAY #4 BMEP AND #4 OIL QUANTITY WAS DROPPING SLOW. BMEP WAS @ 80 PSI WHEN FEATHEREDApr 5, 2019 · N151 · Doug DC6BSDR QXEA2019040100147Unknown · unknownDURING FINAL APPROACH PROPELLER RPM INDICATED 920 AND 940 ON #1 & #2 ENGINES RESPECTIVELY WHILE CONDITION LEVERS WERE SET TO MAX. LANDING UNEVENTFUL. REMOVED FROM SERVICE. CHECKED FOR FAULT CODES REF Q400 AMM 71-20-00-710-804, NONE PRESENT. PERFORMED EMU DOWNLMar 30, 2019 · N451QX · Bombdr DHC8402SDR CA190402009Bearing Race · corroded(CAN) ENGINE COULD NOT ATTAIN TAKE OFF RPM. PROPELLER WAS REMOVED AND BENCH TESTED. IT WAS FOUND THAT IT WOULD NOT CYCLE INTO FINE PITCH. UPON DISASSEMBLY IT WAS FOUND THAT THE BEARING RACES, RETAINERS AND BALLS WERE SEVERELY CORRODED. PROPELLER WAS REASSEMBLEMar 28, 2019 · Cessna TU206GSDR RU3A2018111508048Proximity Switch · out of adjustLEFT PROP PITCH LIGHT ILLUMINATED IN FLIGHT. ISSUE WAS CLEARED BY ADJUSTING THE PROXIMITY SWITCH.Nov 8, 2018 · N69 · Beech 300BEECHSDR 2018FA0000204Screw · failed10 HOURS AFTER ENGINE OVERHAUL THE SET SCREW FAILED TO HOLD THE PROP GOVERNOR IDLER GEAR SHAFT CAUSING THE SHAFT ITSELF TO TURN. THE ALUMINUM THREADING OF THE EXTERNAL PLUG ALSO FAILED ALLOWING THE EXTERNAL PLUG TO BE FORCED OUT BREAKING THE SAFETY WIRE AND CJul 22, 2018 · N325MR · Piper PA46350PSDR 29GA2018060400001Propeller · power lossLEFT PROPELLER RPM DROPPED TO 900 RPM AND RECOVERED TO 1380 RPM TWICE. BOTH TIMES ON APPROACH WHILE MAKING POWER ADJUSTMENTS. PERFORMED A VISUAL INSPECTION OF THE NR 1 ENGINE AND CONTROL CABLES, CLEANED ELECTRICAL CONNECTORS ON BLUE AND YELLOW HARNESSES, PEJun 1, 2018 · N343AG · Saab 340BSDR 29GA2018032000001Washer · failedDURING CRUISE AND LANDING, THE NR 1 ENGINE IGNITION LIGHT WOULD ILLUMINATE AND THE LEFT PROPELLER WOULD SURGE VIOLENTLY ANYTIME THE LEFT POWER LEVER WAS BELOW 20 PERCENT. THE PROPELLER SURGED TO APPROX 1400 RPM. R & R ROD END LOCK WASHER AT LEFT PCU, ALIGHMar 20, 2018 · N350AG · Saab 340BSDR EY2R20180320001Screw · backed outPROPELLER FEATHERED ON SHUT-DOWN. ON PROPELLER DISASSEMBLY, THE LATCH ASSEMBLY WAS FOUND LOOSE INSIDE OF CYLINDER. 4 LATCH ASSEMBLY ATTACHING SCREWS HAD BACKED OUT (REASON UNKNOWN).Mar 16, 2018 · Piper PA30SDR CA180208003Propeller · lack of lube(CAN) WE HAD AN INCIDENT WITH IFSD IN FLIGHT. NR 1 PEC CAUTION LIGHT CAME ON. THE NR 1 PROPELLER RPM DROPPED FROM 850 TO 650. A FEW MINUTES LATER RPM STARTED INCREASING AND STOPPED AT 1050. CAPTAIN FOLLOWED QRH AND BROUGHT THE CONDITION LEVER TO START & FEJan 12, 2018 · Bombdr DHC8400SDR CA180102009Bolt · cracked(CAN) DURING PROPELLER DISASSEMBLY AT OVERHAUL, TWO COUNTERWEIGHT SLUG BOLT HEADS BROKE OFF. ONE WHILE REMOVING THE LOCKWIRE AND THE OTHER WHEN TRYING TO REMOVE THE BOLT FROM THE COUNTERWEIGHT. UPON FURTHER RESEARCH, THE TWO BROKEN BOLTS AND FOUR ADDITIONAL Dec 29, 2017SDR JJBA20171003002Bulb · inoperativeAUTOFEATHER SELECT LIGHT EXTINGUISHED DURING TAKEOFF, CREW ABORTED AND RETURNED TO GATE. R & R TWO BULBS ON THE PROPELLER SELECT BUTTON. RAN ENGINGES AND TESTED GOOD.Oct 3, 2017 · N363PH · Dhav DHC8202SDR COEA2017071305804Sensor · out of adjustENROUTE, CRUISING AT 7000 FT, A SGL CH LIGHT ILLUMINATED ON THE NR 2 ENGINE. AIRCRAFT RETURNED TO DEPARTURE. NO EMERGENCY DECLARED. LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE ADJUSTED THE GAP OF DUAL COIL MAGNETIC SENSORS. OPS CHECKED GOOD. OCF FLIGHT SUCCEJul 13, 2017 · N804HC · Aerosp ATR42500SDR QXEA2017050200334Seal · malfunctionedNORMAL ENGINE START WHEN CONDITION LEVERS SET TO MAX 1020. NR 1 PROP TOOK 56 SECONDS TO COME OFF 220 RPM; 70 SECONDS TO UN FEATHER. FOR REFERENCE, NR 2 PROP CAME OFF 220 RPM IN 14 SECONDS AND UNFEATHERED AT 26 SECONDS. REMOVED AND REPLACED NR 1 PROPELLER PISTMay 1, 2017 · N446QX · Bombdr DHC8402SDR QXEA2017050200333Propeller · malfunctionedIN CRUISE FLIGHT, POWER LEVERS WERE ADVANCED TO RATING DETENT, PROPS WERE SET TO 850 RPM WHEN THE POWER LEVERS WENT TO DETENT, THE PROPS WENT TO 1020 RPM. POWER LEVERS WERE NOT ADVANCED PAST DETENT. RAN THE PROPS WILL NOT REDUCE BELOW 1020 CHECKLIST. THE PROPApr 29, 2017 · N412QX · Bombdr DHC8402SDR QXEA2017040700221Propeller · malfunctionedON PUSHBACK, AFTER NORMAL START, THE NR 1 ENGINE REMAINED IN FEATHER FOR 3-5 MINUTES WITH CODITION LEVER AT MAX. NO HISTORY. INTERROGATED CDS WITH NO FAULTS FOUND. COMPLIED WITH FIM 61-20-00-810-804. PERFORMED FUNCTIONAL TEST OF THE NR 1 PROPELLER TO UNFEAApr 5, 2017 · N418QX · Bombdr DHC8402SDR HNAA2017040300099Propeller · power lossDURING TAKE OFF ROLL, THE NR 2 PROPELLER RPM WAS 1137. R & R THE PCU IAW WC 61-10-10R. PERFORMED RIGGING IAW WC 76-00-01Q AND R & R THE NR 2 NP SENSOR IAW 72-01-60 DID NOT FIX. GROUND RAN LEAK CHECK GOOD.Apr 1, 2017 · N805EX · Dhav DHC8102SDR 2017F00090Dampener · brokenDURING THE INITIAL TAKEOFF ROLL, THE LEFT PROPELLER DID NOT RESPOND TO THROTTLE APPLICATION. MAINTENANCE FOUND TORSION VIBRATION DAMPENER HUB BROKEN, WHICH DISCONNECTED ENGINE TO GEARBOX DRIVE TRAIN CONNECTION. TVD WAS ALSO FOUND CRACKED, CONTAMINATION IN GEMar 1, 2017 · N417TS · Diamon DA42NGSDR HNAA2016121200386Panel · malfunctionedNR 1 AND 2 ENGINES HAD 15 PERCENT TORQUE SURGES AT 400 FT.ALTITUDE. REACHED 105 PERCENT TORQUE. REDUCED TORQUE TO 45 PERCENT. SURGING STOPPED. RETURNED TO FIELD. R & R THE RELAY PANEL AT CAPTAIN`S SIDE CONSOLE. GROUND RAN THE AIRCRAFT FOR BETA BACKUP Dec 8, 2016 · N336EN · Dhav DHC8311SDR JJBA20161111019Strut · failedNR 2 PROPELLER OVERSPEED INFLIGHT. R & R THE NR 2 ENGINE SPRING STRUT.Nov 11, 2016 · N367PH · Dhav DHC8202SDR GLBA2016082500607Bracket · wornPILOT REPORTED THAT THE LEFT PROPELLER SEEMS LIKE IT TRIES TO AUTOFEATHER FURING FINAL. MAINTENANCE R & R THE BETA ARM LEVER IAW BMM 61-20-00 STEP 2 PN:3054890-01, RR BETA ARM BRACKET BY REMOVING THE 2 NUTS & INSTALLED THE NEW ONE IN REVERSE ORDER PN:3111379-Aug 23, 2016 · N184UX · Beech 1900DSDR QXEA2016052700351Propeller · unknownNR 1 PROPELLER FAILS TO UNFEATHER WITH THE FEATHERING PUMP. REMOVED CONNECTOR P30 FROM THE PCU AND CHECKED CONTINUITY BETWEEN PINS A & B, WAS 49.9 OHMS. REINSTALLED CONNECTOR WITH HEAT SHRINK. PERFORMED OPS CHECK WITH MAINTENANCE 671006. CHECKS GOOD WITH NOMay 27, 2016 · N444QX · Bombdr DHC8402
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