JASC 6120
Service difficulty reports · 1,421
Reports filed under 6120 · Propeller Controlling 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 = '6120' 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 = '6120' 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 COM31038Auto Coarsen · inopAUTO COARSEN IS INOP. COULD NOT DUPLICATE. AUTO COARSEN SYSTEM TEST NORMAL.SDR 95ZZZX7058Cable · chafedDURING 100-HOUR INSPECTION, FOUND PROPELLER GOVERNOR CABLE CHAFING ON THE C-FLANGE OF THE POWER PLANT. SUBMITTER RECOMMENDS PUTTING BRACKET WITH CLAMP ON C-FLANGE TO LIFT PROP GOVERNOR CABLE AWAY FROM FLANGE TO PREVENT CHAFING. RE: MANUAL, CHAPTER 76, SUB-CSDR 95ZZZX2284Connector · dirtyALB - NR 2 PROPELLER EXPERIENCED AN UNSCHEDULED FEATHER ON CLIMB-OUT FROM ALB. ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO FIELD. REPLACED RT WING ROOT C/P 9811-J14. RESEALED PLUG AFTER INSTALLATION. GROUND RUN-UP CHECKED GOOD. AIRCRAFT RETURNED TO SERVSDR 95ZZZX1052Blade · defectiveMAIN ROTOR BLADE BALANCE WEIGHT IS SHIFTING DUE TO CENTRIFUGAL FORCE HWICH CAUSES LEAD WEIGHT TO BULGE THE BLADE OUTER SKIN BEYOND LIMITS RENDERING THE BLADE UNSERVICEABLE.SDR 95ZZZX1391Tube Assy · crackedAPPROXIMATELY 20 MINUTES INTO CRUISE FLIGHT, LEFT ENGINE OIL PRESSURE STARTED DROPPING. THE PILOT MADE A PRECAUTIONARY SHUT DOWN AND RETURNED TO HOT. THE LOW PRESSURE OIL LINE GOING FROM THE PROP PITCH CONTROL TO THE GOVERNOR WAS FOUND LEAKING. THE LINE WASSDR 95ZZZX1196Valve Housing · failedLUTTON - FLT 597F - DURING FLIGHT, NR 3 PROP RPM WENT DOWN TO 95 PERCENT. REDUCED POWER AND LANDED. FOUND NR 3 VALVE HOUSING FAULTY. REPLACED NR 3 VALVE HOUSING, RIGGED PROP, AND PERFORMED ENGINE RUN, OPS CHECKED GOOD.SDR 95ZZZX874Rpm Cable · brokenJFK - FLT 4843 - PILOT REPORT NO CONTROL OF LT PROP RPM. RPM STAYS AT 1720 RPM. MAINTENANCE FOUND AND REPLACED A BROKEN PROP RPM CABLE.SDR 95ZZZX783Elbow · crackedCMH - PILOT REPORTED WHILE ON FINAL APPROACH TO CMH, LEFT ENGINE LOW OIL PRESSURE LGHT ILLUMINATED ALONG WITH A LOSS OF OIL PRESSURE ON LEFT GAUGE. THE LEFT ENGINE WAS SHUT DOWN. UPON INSPECTION BY MAINTENANCE, THE 90 DEGREE ELBOW ON THE LEFT PROP GOVERNOR WSDR COM31021Pcu · defectiveRT PROPELLER RPM DECAYS DURING LANDING FLARE. REPLACED THE PROPELLER PITCH CONTROL UNIT.SDR 95ZZZX928Control Cable · bindingWHILE PERFORMING A MAINTENANCE TEST FLIGHT FOR REPLACEMENT OF RIGHT ENGINE, PILOT PERFORMED AN IN-FLIGHT FEATHER CHECK, PROPELLER FEATHERED NORMALLY. ONCE CHECK COMPLETED, PILOT ATTEMPTED TO UN-FEATHER ENG; AT THAT TIME, HE DISCOVERED 'PROP CONTROL' TO BE BISDR VTZA95030Oil Line · looseFLT 6180 - IAD-BGM - LEFT ENGINE OIL PRESSURE FLUX 20 PSI WITH OIL CAPTION ILLUMINATED. CREW SHUT DOWN ENGINE AND DIVERTED TO MDT. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE TIGHTEN OIL LINE TO PROP GOVERNOR P/N 31057165. OPS CHECKED GOOD. AIRCRAFT WASSDR COM31017Quadrant · defectiveAUTO COARSEN SYSTEM DID NOT ARM DURING TAKEOFF. REPLACED CONTROL QUADRANT.SDR VTZA95027Prop Cntl Unit · failedFLT 6532 - IAD-ORF - AT 1300 THE CREW SHUT THE LEFT ENGINE DOWN IN FLIGHT FOR LOW OIL PRESSURE. THE CREW DECLARED AN EMERGENCY AND DIVERTED TO RIC. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED LEFT PROP CONTROL UNIT. OPS CHECKED GOOD.SDR UF6A950112O-Ring · leakORD - FLT 5020 - THE NR 1 ENGINE NP ACCELERATED TO 80 PERCENT, THEN DROPPED TO 40 PERCENT ON TAXI. MAINTENANCE REPLACED THE BETA TUBE O-RINGS, OPS CHECK GOOD. (W)SDR COM31005Computer · defectiveAUTO COARSEN SYSTEM DID NOT ARM DURING TAKE OFF. REPLACED THE AUTO COARSEN COMPUTER.SDR COM31006Switch · defectiveAUTO COARSEN ARM INDICATOR DID NOT ILLUMINATE DURING TAKEOFF. REPLACED THE RT AND LT AUTO COARSEN P3 PRESSURE SWITCHES.SDR COM11729Pcu · defectiveRT ENGINE NP FLUCTUATED BETWEEN 97 AND 102 PERCENT. ALL OTHER ENGINE PARAMETERS WERE NORMAL. REPLACED THE RT PROPELLER PITCH CONTROL UNIT.SDR COM31004O-Ring · wornLEFT PROPELLER SLOW TO ACCELERATE AND MAX RPM WAS 1330. REPLACED THE PROPELLER PISTON O-RING.SDR 95ZZZX1952Control Cable · wornWHILE PERFORMING DETAIL INSPECTION, LT PROP GOVERNOR CABLE WAS FOUND TO HAVE THE OUTER CABLE HOUSING WORN THROUGH EXPOSING THE INNER CABLE. CABLE WAS WORN THROUGH WHERE IT ATTACHES TO RETAINER CLIP PART NR RA1039C. CABLE WAS REMOVED AND REPLACED.SDR 95ZZZX630Transfer Tube · blockedTHE PROP CONTROL WAS RETURNED FOR INABILITY TO COMMAND THE PROPELLER TO FEATHER. UPON DISASSEMBLY, A SMALL ROUND METAL PLATE WAS FOUND TO BE PARTIALLY BLOCKING AN OIL TRANSFER TUBE. THE ROUND PLATE WAS SUBSEQUENTLY DETERMINED TO BE PART OF THE INLET TRANSFERSDR LOSA9501Elbow · crackedPHX - NR 2 OIL PRESSURE FLICKERED AND THEN DROPPED TO ZERO. EXECUTED EMERGENCY ENGINE SHUT DONW. LANDED WITHOUT INCIDENT. MAINTENANCE FOUND NR 2 PROP GOVERNOR OIL LINE ELBOW CRACKED. REPLACED ELBOW ASSEMBLY PER MM 61-20-20. OPERATIONAL CHECKS AND LEAK CHE
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