JASC 6123
Service difficulty reports · 919
Reports filed under 6123 · Propeller Feathering/Reversing, 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 = '6123' 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 = '6123' 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 GLBA20111107GSwitch · inoperativePILOT REPORTED THAT THE AUTOFEATHER IS DISARMING WHEN THE NR 1 POWER LEVER IS REDUCED TO 93 PERCENT. MX REPLACED THE HP SWITCH.SDR V2JA2012F00004Switch · dirtyLEFT ENGIN HAD UNCOMMANDED AUTOFEATHER ON FINAL APPROACH. CLEANED LT ENGIN HIGH & LOW AFX SWITCHES, OPS CK GOOD.SDR GLBA20111021FSwitch · stickingPILOT REPORTED THAT THE NR1 AUTOFEATHER TEST SWITCH IS STICKING. R & R NR 1 AUTOFEATHER TEST SWITCH IAW AMM 12.10.0 & WDM 61-23-00, OPS CHECKED GOOD PER 61-23-20.SDR GLBA20111020GPropeller · malfunctionedPILOT REPORTED THAT THE LT PROP WON'T MANUALLY FEATHER. MX INSPECTED THE LINKAGE AND RAN ENG, NO DEFECTS NOTED.SDR GLBA20111005FAnnunciator · no indicationPILOT REPORTED THAT THE AUTOFEATHER OFF ANNUNCIATOR IS NOT ILLUMINATING WHEN AUTOFEATHER SWITCH IS IN THE OFF POSITION. MX REPLACED LT UPLOCK SWITCH, OPS CHECKED GOOD IAW AIM MI 32-01.SDR GLBA20111003JCircuit Board · malfunctionedPILOT REPORTED THAT DURING RUNUP THE AFX DISABLE ANNUNCIATOR WON'T ILLUMINATE ON THE RT AUTOFEATHER TEST. MX RERACKED THE A123 PCB IAW MI 24-01, OPS CHECKED GOOD.SDR CA111011004Autofeather Sys · faulty(CAN) DURING T/O, THE LT ENGINE LOW PITCH LIGHT CAME ON AND THE RT ENGINE HAD A TENDENCY TO UPTRIM. THE CREW RETARDED THE POWER LEVER AND ABORTED T/O. TROUBLESHOOTING FOUND THAT THE NR1 TORQUE SENSOR CONNECTION WAS LOOSE. THE CONNECTION WAS PROPERLY TIGHTENEDSDR GLBA20110929FPcb · inoperativePILOT REPORTED THAT THE AUTOFEATHER OFF ANNUNCIATOR WILL NOT ILLUMINATE IN OFF OR TEST MODE. MX REPLACED THE PCB. OPS CHECKED GOOD.SDR 29GA93561092711APressure Switch · faulty4068 DUJ/FKL PILOT REPORTED DURING APPROACH WHEN ADDING POWER FROM 500 TO 1000 LBS OF TORQUE LEFT ENGINE WENT IN AND OUT OF AUTOFEATHER. AUTOFEATHER WAS TURNED OFF AND BOTH ENGINES OPERATED AS NORMAL AND WITHOUT INCIDENT. REMOVED AND REPLACED LEFT LOW PRESSUSDR GLBA20110926GPcb · inoperativePILOT REPORTED THAT DURING THE PROP OVERSPEED TEST ON THE RT SIDE THE AFX DISABLE LIGHT ILLUMINATED. MX REPLACED THE AFX PCB IAW MI 24-01 AND BMM 61-21-00, PN: 129-364091-9 SN: 742-D-96, OPS CK GOOD.SDR GLBA20110915FPcb · inoperativePILOT REPORTED THAT AUTOFEATHER ANNUNCIATOR IS INOPERATIVE. REPLACED THE AUTOFEATHER PCB REF BMM 20-00-01, OPS CHECKED GOOD.SDR GLBA20110914001Annunciator · inoperativePILOT REPORTED THAT AUTOFEATHER ANNUNCIATOR IS INOPERATIVE. OPENSDR GLBA20110912GAnnunciator · inoperativePILOT REPORTED THAT THE AUTOFEATHER OFF ANNUNCIATOR DID NOT ILLUMINATE WITH THE PRESS-TO-TEST. MAINTENANCE REPLACED THE AUTOFEATHER ANNUNCIATOR, OPS CHECKED GOOD.SDR FMMA20111005001Unknown · malfunctionedNO OIL PRESSURE RIGHT ENGINE. RIGHT PROPELLER WOULD NOT COMPLETELY FEATHER.SDR GLBA20110912FSolenoid · dirtyPILOT REPORTED THAT THE LEFT PROPELLER WENT INTO GROUND IDLE DURING LANDING FLARE, RESULTING IN A STONG YAW TO THE LEFT. MX CLEANED THE NR 1 LOW PITCH SOLENOID, OPS CK GOOD.SDR 2011FA0000576Propeller · malfunctionedDURING APPROACH, WHEN DECREASING POWER BELOW 600 PDS LT ENGINE WENT IN AND OUT OF FEATHER. AFTER 2 CYCLES INCREASED POWER AND FEATHERING STOPPED.SDR QXEA2011090600809Autofeather Sys · no testFAILED AUTOFEATHER TEST NR2 SIDE. INTERROGATED CDS, FOUND NR2 PROP FAULT CODES 434 (A AND B), AND 400 (B ONLY). C/W OP CHECK OF PROP FAULT INDICATION IAW FIM TASKS 61-20-10-810-826, FOR 494 (A AND B), AND 61-20-09-810-806, FOR 400 (B). C/W OPS TEST OF NR 2 PRSDR GLBA20110902FAutofeather Sys · malfunctionedPILOT REPORTED THAT THE PROP WENT INTO AUTOFEATHER ON FINAL, THEN CAME BACK OUT, FELT LIKE THE RT SIDE. MX TROUBLESHOT THE SYS IAW WITH THE RUNSHEET AND BMM 61-21-00 SEC 1(A), SYS OPS CHECKED GOOD, OK FOR SERVICE.SDR V2JA20110827001Switch · out of adjustRIGHT AUTOFEATHER ENGAGED DURING LANDING PHASE. ADJUSTED CAM SWITCHES AND NR 2 ENGINE SERATED WASHER, OPS CHECKED GOOD ON VERIFICATION FLIGHT.SDR GLBA20110826HConnector · damagedPILOT REPORTED THAT THE MASTER CAUTION DID NOT ILLUMINATE WHEN THE AUTOFEATHER WAS RUN OFF DURING RUN UP. MX RESECURED PIN 18 ON PCB A127, REF MI 24-01, OPS CHECKED GOOD.SDR GLBA20110824FPower Lever · splitPILOT REPORTED THAT WITH THE TORQUE SET AT 1000 LBS, RT PROP CYCLED IN & OUT OF FEATHER 3 TIMES WITH THE AFX ARMED. MX FOUND SPLIT IN THE POWER LEVERS, RIGGED LT DEADBAND IAW CH 7 AND OPS CK GOOD REF TC1900-RUN WORKSHEET.SDR TRBA201123106Propeller · malfunctionedNR 2 PROPELLER HAD AN UNCOMMANDED FEATHER AFTER LEAVING GATE, CL IN AUTO POS. ALL INDICATIONS NORMAL OTHER THAN FEATHER. R & R NR 2 ENG AFU IAW MM 72-01-10. OPS CK SATISFACTORY.SDR GLBA20110819HPcb · unknownPILOT REPORTED THAT DURING THE AUTOFEATHER TEST ON THE RT SIDE, THE AUTOFEATHER CB POPPED AND THE RT PROP DID NOT FEATHER. MX CLEANED AND INSPECTED THE PCB, RESEATED THE PCB, RAN ACFT, ALL TESTED GOOD IAW BMM 61-21-00.SDR GLBA20110817JPropeller · malfunctionedPILOT REPORTED THAT THE RT PROP GOES INTO FEATHER BEFORE TAKING BEYOND FEATHER GATE, GOES INTO FEATHER IN THE TAXI POSITION. MX RAN ENGINES, PROP DIDN'T GO INTO FEATHER UNTIL THE LEVER REACHED THE FEATHER STRIP ON THE QUADRANT, SYS OK FOR SERVICE.SDR HNAA2011081700256Autofeather Sys · malfunctionedTAKEOFF REJECTED DUE TO AUTOFEATHER NOT ARMING ON TAXIWAY WITH BRAKES SET, ADVANCED POWER LEVERS AND SYS OPS NORMAL. ANOTHER TAKEOFF OK WITHOUT MX. GROUND RAN ACFT IAW SRT MANUAL. COMPLIED WITH AUTOFEATHER OPS CHECKED MULTIPLE TIMES WITH NO DEFECT NOTED. CSDR GLBA20110811HBulb · inoperativePILOT REPORTED THAT THE BULB IN THE LT AUTOFEATHER ANNC IS BURNED OUT. MX REPLACED THE BULB IAW BMM 33-10-01, OPS CHECKED GOOD.SDR GLBA20110811GPcb · inoperativeMX REPORTED THAT DURING ENGINE RUNS THE AUTOFEATHER CB POPPED DURING THE AFX TEST. MX REPLACED THE AUTOFEATHER RELAY PCB IAW AIM MI 24-01, OPS CK GOOD. PN: 129-364091-9 SN: 359B94.SDR 29GA93561080911APressure Switch · defectiveFLIGHT 9294 FKL/DUJ UPON DESCENT FOR LANDING WITH THE POWER LEVERS BEING ADVANCED FROM ABOUT 800 LBS OF TORQUE PROPELLER CYCLED IN AND OUT OF AUTOFEATHER. REPLACED LEFT HIGH PRESSURE SWITCH.SDR GLBA20110808LCircuit Board · malfunctionedPILOT REPORTED THAT THE AUTOFEATHER OFF ANNUNCIATOR DOES NOT TRIP THE MASTER CAUTION. MX RERACKED A126 PCB, IAW AIM CH 10 MI 24-01, OPS CHECKED GOOD.SDR 29GA93561080511APrinted Ckt Board · faultyFLIGHT 9284 PKB/DUJ DURING DESCENT FOR LANDING WITH POWER AT ABOUT 1,000 LB OF TORQUE LEFT PROPELLER WAS IN AND OUT OF AUTOFEATHER POWER WAS ADDED WITH NO CHANGE IN SITUATION. AUTOFEATHER WAS TURNED OFF AND NORMAL LANDED WAS CONDUCTED WITHOUT INCIDENT. REPLASDR 2011F00170Switch · out of adjustON FINAL APPROACH, AT APPROX 500 AGL, THE LT ENGINE ATTEMPTED TO GO INTO UNCOMMANDED REVERSE WITH AUTOFEATHER SWITCH ARMED. CAM SWITCHES WERE ADJUSTED , CHECKED GOOD ON MX VERIFICATION FLIGHT .SDR GLBA20110801JSwitch · inoperativePILOT REPORTED THAT THE LT AUTOFEATHER INTERMITTENT AFX REPEATER AND LT AUTOFEATHER ANNC WENT OFF DURING TAKEOFF ROLL, ABORTED AND EXITED RUNWAY. MX REPLACE THE LT POWER LEVER AFX ARMING MICRO SWITCH, PN: 15M1 IAW BMM 61-21-02, OPS AND RIG CK GOOD.SDR CA110728005Cable · brokenPILOT REPORTED DURING ENGINE RUN UP, THE PROPELLER WOULD NOT GO INTO FEATHER ON THE REAR ENGINE. UPON INSP, THE PROPELLER CABLE, PN S1391-17 WAS FOUND TO BE BROKEN WHERE IT CLAMPS TO THE ENGINE.SDR 29GA94061072811ASwitch · out of adjustFLIGHT 9185 FPO/FLL PILOT REPORTED AUTOFEATHER CYCLES ON AND OFF ON APPROACH TO LANDING WITH 1000 LBS OF TORQUE ON LEFT AND RIGHT ENGINES. ADJUSTED AUTOFEATHER ARMING SWITCHES OPERATIONAL CHECK GOOD.SDR GLBA20110727JPcb · inoperativePILOT REPORTED THAT ON DECENT THE RT AUTOFEATHER DID NOT ARM. MX REPLACED PCB A123 PN: 129-304091-9 SN: 735599 IAW AIM MI 24-01, OPS CK GOOD.SDR GLBA20110727HPcb · inoperativePILOT REPORTED THAT THE LT AUTOFEATHER SYS DID NOT ARM ON TAKEOFF ROLL. MX REPLACED PCB A123 IAW AIM MI 24-01.SDR 29GA95661072511AWarning System · malfunctionedFLIGHT 9292 CLE/DUJ PILOT REPORTED AUTOFEATHER DISABLE ILLUMINATES WITH NEITHER AUTOFEATHER ARMED. AUTOFEATHER SYSTEM OPERATIONAL CHECK GOOD COULD NOT DUPLICATE.SDR GLBA20110725FSolenoid · dirtyPILOT REPORTED THAT THE RT ENGINE WENT INTO AUTOFEATHER DURING FLARE. MAINTENANCE CLEANED THE LOW PITCH STOP SOLENOID, PERFORMED AUTOFEATHER OPS CHECKED IAW 61-21-00, SYS OPS CHECKED GOOD.SDR 29GA94261072211AAnnunciator · inoperativeFLIGHT 9294, PILOT REPORTED AUTOFEATHER OFF ANNUNCIATOR AND LFET AUTOFEATHER ANNUNCIATOR INOPERATIVE. RESEATED AUTOFEATHER OFF ANNUNCIATOR AND LEFT AUTOFEATHER ANNUNCIATOR OPERATIONAL CHECKED GOOD.SDR 29GA94561072111APrinted Ckt Board · faultyFLIGHT 9183 PNS/TPA PILOT REPORTED LEFT AFX AND GREEN LEFT AUTOFEATHER ANNUNCIATOR SIMULTANEOUSLY FLICKERS ON AND OFF WITH AUTO FEATHER ARMED. REPLACED AUTOFEATHER PCB.SDR 29GA93561071911APressure Switch · malfunctionedFLIGHT 9294 FKL/DUJ PILOT REPORTED AUTOFEATHER DISABLE ANNUNCIATOR ILLUMINATES WITH NEITHER AUTOFEATHER ARMED. REPLACED RIGHT AUTOFEATHER LOW PRESSURE SWITCH OPERATIONAL CHECK GOOD.SDR GLBA20110721FPropeller · malfunctionedPILOT REPORTED THAT DURING APPROACH THE LT PROP WAS CYCLING IN AND OUT OF FEATHER WITH ABOUT 500LBS OF TORQUE. R & R LT & RT LOW PRESSURE AUTO FEATHER SWITCHES & RIGGED LT & RT ENG TORQUE IAW CH 7, SECTION 7.5 & BMM 61-21-01, OPS CHECKED GOOD.SDR JJBA857CA720063Propeller · malfunctionedFLIGHT CREW REPORTED THAT THEY HAD AN UNSCHEDULED FEATHER AT 2000 FEET. ECU FLICKERED 3 TIMES THEN TORQUE WENT TO 125 FOR 3 TO 5 SECONDS. MX CREW R & R THE ECU AND TSCU AND PERFORMED ALL GROUND RUNS AND TEST FLIGHT WERE SATISFACTORY FDR WILL BE DOWN LOADED ASDR 29GA94361071611ASwitch · out of adjustFLIGHT 9205 TCB/FLL DURING DESCENT AND APPROACH TO LANDING WITH AUTOFEATHER ARMED THE AFX DISABLE ANNUNCIATOR ILLUMINATES WITH VERY MOVEMENT OF THE POWER LEVER. RE-ADJUSTED AUTOFEATHER ARMING SWITCH OPERATIONAL CHECK SATISFACTORY.SDR GLBA20110715HPcb · inoperativeDURING THE OVERSPEED TEST ON THE RT ENGINE THE AUTOFEATHER DISABLE ANNUNCIATOR ILLUMINATED. MX REPLACED THE AFX PCB IAW MI 24-01, OPS CHECKED GOOD.SDR GLBA20110715GSwitch · stuck"SUP" - SIG EVENT - PILOT REPORTED THAT THE RT PROP FEATHERED WHEN APPLYING TO POWER. MX FOUND RT AND LT TEST SWITCHES STUCK, R & R BOTH TEST SWITCHES, IAW AIM 12.10.0, OPS CK GOOD.SDR GLBA20110714FPropeller · malfunctionedTHE PILOT REPORTED THAT ON APPROACH, AT 500' AGL WITH BOTH TORQUES AROUND 750LBS THE RT ENGINE CYCLED INTO AND OUT OF FEATHER TWICE, ADDED POWER TO 1500LBS AND IT STOPPED. MX FOUND LT ENGINE HIGH & LOW TORQUES OUT OF RIG, RERIGGED POWER LEVERS IAW AIM 7.2.4 &SDR 2011F00166Autofeather Sys · malfunctionedRT SIDE UNCOMMANDED AUTO FEATHER.SDR 2011FA0000454Autofeather Sys · malfunctionedUNCOMMANDED AUTOFEATHER ON APPROACH.SDR GLBA20110711NPcb · inoperativePILOT REPORTED THAT THE LT AUTOFEATHER DISARMED ON TAKEOFF ROLL AT 65 KNOTS, ABORTED TAKEOFF. MX WAS ABLE TO DUPLICATE BY MOVING J2 CONNECTOR OF A123PCB, R & R CONNECTOR J2 PH: 3-582151-1, REF BMM 61-05-01 AND R & R A123 PCB REF AIM MI24-01 PN 129-3640919, PE
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