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.

SDR MALA000380Switch · failedRIGHT IGNITION LIGHT CAME ON AFTER T/O. LIGHT WOULD NOT GO OUT, BUT WENT BACK AFTER LANDING. MAINTENANCE REPLACED PRESS SWITCH, CHOCK ENGINE AT ALL PARAMETERS. NO DEFECTS NOTED.Jul 4, 2000 · N103XJ · Saab SF340ASDR SIMA1843Switch · dirtyJFK - FLT 5003 - DURING CLIMB, THE RIGHT BETA LIGHT FLASHED ON AND OFF. AFTER BRINGING THE RIGHT CONDITION LEVER TO 1070 RPM FOR CLIMB IT FLASHED ON AND OFF UNTIL LANDING. MAINTENANCE CLEANED CONTACT SWITCHES IAW SAAB 76-10-05. FUNCTIONAL CHECK FLIGHT WAS SJul 2, 2000 · N235AE · Saab 340BSDR CA000718010Switch · stuck(CAN) NR 2 PROP WOULD NOT FEATHER WHEN SWITCH SELECTED. FOUND 3121S14 STUCK.SWITCH REPLACED AND AIRCRAFT RETURNED TO SERVICE. REF P105472.Jun 28, 2000 · Dhav DHC8102SDR RAIA0006012Controller · failed6224-DCA- RIGHT OIL PRESSURE CAPTION ILLUMINATED DURING TAXI. MAINTENANCE INSPECTED AND REPLACED RIGHT ENGINE PROPELLER PITCH CONTROL.Jun 21, 2000 · N568HK · Jetair JETSTM4101SDR ASOA00066O-Ring · failedFLT 4153 - CREW REPORTED NR 1 ENGINE LOW PRESSURE INDICATION WARNING. CREW SHUT DOWN ENGINE ACCORDING TO CHECKLIST. AIRCRAFT RETURNED TO ATL AND LANDED SAFELY. MAINTENANCE FOUND PSV MOUNTING ADAPTER TUBE O-RING BROKEN. MAINTENANCE REPLACED RING. OPERATIONJun 5, 2000 · N534AS · Aerosp ATR72SDR CA000614028Rod · worn(CAN) NOT AN SDR - PROPELLER RECEIVED FOR CORROSION INSPECTION. ROD REPLACED DUE TO PLATING WORN AT SEAL AREA..Jun 2, 2000 · Piper PA31SDR SIMA1537Pcu · out of adjPVD - FLT 5090 - TAKEOFF ABORTED RIGHT AND LEFT PROPELLERS REACHED ONLY 1360 RPM MAXIMUM. PERFORMED CONTROL SPEED TRIM ADJUSTMENT ON BOTH PCU''S IAW HAMSTD IMM 61-22-00. GROUND OPS CHECK GOOD. (M)Jun 1, 2000 · N297AE · Saab 340BSDR PLGA000531Control Panel · failedBOS-ISP - FLT 4736 - THE CREW EXPERIENCED A RIGHT ENGNE OIL PRESSURE WARNING FOLLOWED BY A AUTO-COARSENING PROPELLER. CREW FOLLOWED THEIR CHECKLIST AND LANDED IN ISP WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT THE SYSTEM AND FOUND THE AUTOCOARSEN SOLENOID ON TMay 31, 2000 · N347BE · Saab 340BSDR LR7A0052Housing · failedDURING TAKEOFF ROLL FROM WSAP NR 1 ENGINE OVERSPEED TO 105 PERCENT ON POWER APPLICATION. ABORTED TAKEOFF AND RETURNED TO RAMP. ACCOMPLISHED RUN-UP WITH MAINTENANCE PERSONNEL. ENGINE OVERTEMPED TO 1100 DEGREE CELSIUS AND FLAMED OUT. REPLACED NR 1 VALVE HOUSMay 25, 2000 · N401LC · Lkheed 382GSDR CA000530012Beta Switch · failed(CAN) NR 2 ENGINE BETA BACK UNSERVICEABLE, PROPELLER REVERSES WITH NO BLUE LIGHT IN TEST MODE.May 15, 2000 · Dhav DHC6200SDR COMA0010067Pcu · out of rigRIGHT PROPELLER RPM 102.7 PERCENT. CHECKED PROPELLER TO PCU RIGGING, FOUND NO DEFECTS AND FUNCTION CHECK NORMAL. A/C RETURNED TO SERVICE.May 12, 2000 · N264CA · Emb EMB120RTSDR COMA0010065Pcu · out of rigRIGHT PROPELLER NP INDICATED 97 PERCENT MAX. FOUND TRANSFER TUBE TO PCU RIGGING DISCREPANCY. ADJUSTED RIGGING AND ACFT. RETURNED TO SERVICE.May 11, 2000 · N269CA · Emb EMB120RTSDR CA000516030Rod · damaged(CAN) INSUFFICIENT DATA RECEIVED. FORK AND CONTROL ROD THREAD DAMAGE AND WEAR INDICATED.May 9, 2000 · Cndair CL600*SDR ASOA00046Pcu · inoperativeFLT 4180 - CLIMBING THROUGH 20,500 FEET, THE LEFT NP DROPPED TO 97 PERCENT THEN CONTINUED TO DROP TO 91 PERCENT. OIL PRESSURE WAS GOOD. CREW CALLED MAINTENANCE CONTROL AND WAS TOLD TO CONTINUE TO DFW. APPROXIMATELY 75 MILES FROM DFW, CREW RECEIVED OIL AURALMay 5, 2000 · N258AS · Emb EMB120RTSDR 20000516SH009Wire · chafedSEVERAL WIRES IN A WIRE BUNDLE WERE FOUND CHAFED THROUGH TO GROUND ON A LEADING EDGE RIB. WIRES GOING TO INTERMITTENT GROUND INCLUDE RT AUTOFEATHER WIRE, ELECTRIC HEAT WIRE, BATTERY CHARGE SHUNT-TO-MODULE WIRES. BUNDLE WAS INSULATED AND SECURED AWAY FROM RIApr 28, 2000 · N152WE · Beech F90SDR CA000414006Pcu · failed(CAN) NR 2 PCU FOUND LEAKING AT BETA PLUG CONNECTION.Apr 11, 2000 · Dhav DHC8102SDR 20000426SH034Fork · wornPITCH CHANGE FORK WAS FOUND WORN BEYOND MANUAL LIMITS BEFORE FIRST OVERHAUL. WEAR ON FORK SLOTS MEASURED 0.010 INCH - 0014 INCH OF ALLOWABLE 0.010 INCH MAXIMUM. (X)Apr 6, 2000 · N460PS · Dorner DO328100SDR CA000331007Link · cracked(CAN) WHEN THE PROP WAS CYCLED TO LOW PITCH NR 4 BLADE DID NOT ROTATE AS NR 1, 2 , 3. PITCH LINK FOUND TO BE BROKEN IN TWO PIECES. INVESTIGATION WILL BE FORWARDED TO UK CAA AND DOWTY.Mar 31, 2000 · Fokker F27MK300SDR CA000404025Collar · damaged(CAN) DAMAGE TO INNER SURFACE OF LOW STOP COLLAR DUE TO IMPROPERLY SECURED LOCK WIRE.Mar 23, 2000 · Ayres S2RT34NORMALSDR 20000426SH029Tube · crackedDURING ROUTINE MAINTENANCE, THE BETA TUBE WAS REMOVED FROM THE RT ENGINE. THE TUBE APPEARED TO HAVE A CRACK IN THE RADIUS JUST BELOW THE LOWER FLANGE SURFACE OF THE TUBE. NDI VERIFIED THE TUBE WAS CRACKED ALL THE WAY AROUND THE OUTSIDE DIAMETER OF THE LOWER Mar 23, 2000 · N38TA · Swrngn SA226TBSDR CA000310003Spring · broken(CAN) DURING INSPECTION IT WAS NOTICED THAT THE PROPELLER CONTROL FLAT SPRING WAS BROKEN. THIS SPRING IS USED TO KEEP THE PROP CONTROL TELEFLEX SHEATH RIGID DURING PROP GOVERNOR CONTROL MOVEMENT. THE SUBMITTER SUGGESTS THAT DURING INSTALLATION THEY SHOULD BEFeb 22, 2000 · Moravn Z242LSDR QXEA0000550Pcu · malfunctionedPSC - ON TAKEOFF POWER APPLICATION, NR 2 PROP SURGES TO 1200 RPM WELL AHEAD OF NR 1 PROP. ON TOUCHDOWN (WITH POWER LEVERS AT FLIGHT IDLE) WHEN CONDITION LEVERS ARE ADVANCED NR 2 PROP SURGES TO 1200 RPM AND FALLS TO 900 AFTER APPROXMITELY 10 SECONDS, NR 1 PROPFeb 20, 2000 · N356PH · Dhav DHC8202SDR QXEA0000551Control Cable · out of rigPDX- UNABLE TO REDUCE NR 2 PROP RPM BELOW 925 RPM IN CRUISE PORTION OF FLIGHT. RETENSIONED NR 2 CONDITION CONTROL CABLES. PERFORMED ENGINE POWER AND CONDITION CONTROL RIGGING TEST, OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.Feb 18, 2000 · N822PH · Dhav DHC8102SDR QXEA0000519Control Unit · malfunctionedPDX - CAN NOT REDUCE RPM ON NR 1 ENGINE BELOW 922 RPM IN CRUISE WITH CONDITION LEVER AFT STOP. REMOVED AND REPLACED PROPELLER CONTROL UNIT. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.Feb 16, 2000 · N353PH · Dhav DHC8202SDR PLGA000129Prop Control · malfunctionedBOS-BGR - FLT 4801 - ON FLIGHT 4801, THE AIRCRAFT ABORTED TAKEOFF DUE TO RIGHT CONSTANT TORQUE AND AUTOMATIC POWER RESERVE NOT ARMING. THE AIRCRAFT TAXIED BACK TO THE GATE AND THE PASSENGERS WERE DEPLANED. MAINTENANCE GROUND RAN THE AIRCRAFT AND PERFORMED OPJan 29, 2000 · N353BE · Saab 340BSDR 2000ZZZX379Spring · brokenLOW OIL PRESSURE DURING FLIGHT CAUSING PROPELLER TO GO TO LOW PITCH AND EVENTUALLY FEATHER. AIRCRAFT LANDED SAFELY AND AFTER TROUBLESHOOTING PROBLEM, FOUND BROKEN SPRING IN OIL PRESSURE RELIEF VALVE. INSTALLED NEW SPRING, ADJUSTED OIL PRESSURE AND RETURNED TJan 11, 2000 · N2051C · Beech 95SDR VNAA9912012Switch · failedDURING CLIMBOUT FROM PIT, THE FLIGHT CREW RECEIVED A RIGHT HAND PROPELLER OIL PRESSURE CAS MESSAGE. MAINTENANCE CONTROL INSTRUCTED THE CREW TO RETURN TO THE FIELD. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE OIL PRESDec 17, 1999 · N436JS · Dorner DO328100SDR COMA9910190Controller · malfunctionedRT PROPELLER RPM WAS 99.2 TO 99.6 AFTER TAKEOFF. GROUND RUNS SHOWED PROPELLER RPM TO BE IN LIMITATIONS.Dec 15, 1999 · N247CA · Emb EMB120RTSDR CA991208064Guide Collar · failed(CAN) THE PITCH CHANGE GUIDE COLLAR WAS CHANGED DUE TO A CLOSE TOLERANCE FIT (STILL WITHIN LIMITS) FAILURE.Nov 11, 1999 · Beech 1900CSDR ASOA99147Pcu · inoperativeIN CLIMB-OUT, CREW NOTICED RIGHT NP BEGAN SHOWING OUT OF LIMITS. NP THEN BEGAN TO SURGE AND FLUCTUATE UP TO APPROXIMATELY 102 PERCENT. CREW FOLLOWED QRH PROCEDURES, WHICH REQUIRED FEATHERING RIGHT PROPELLER. CREW DECLARED EMERGENCY, DIVERTED TO AGS, AND LANNov 8, 1999 · N285AS · Emb EMB120RTSDR CA991116025Actuator · leaking(CAN) EVIDENCE OF OIL LEAKING FROM PROPELLER ACTUATOR, O-RING AND ACTUATOR REPLACED.Nov 2, 1999 · Aerosp ATR42300SDR VNAA9911001Pcu · failedWHILE PREPARING TO TAXI, FLIGHT 4097 COULD NOT GET THE RIGHT HAND PROPELLER OUT OF FEATHER. MAINTENANCE INSPECTED AND REPLACED THE PROPELLER CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-21-06. OPERATIONAL CHECKS WERE COMPLETED AND AIRCRAFT WNov 1, 1999 · N441JS · Dorner DO328100SDR 99ZZZX4246Pitch Control · failedTENDENCY FOR NR 1 ENGINE TO OVERSPEED WITH SPEED LEVERS SET FOR 96.5 PERCENT RPM AND TORQUE AT 45 PERCENT. ENGINE IN THIS SETTING WOULD OVERSPEED TO 102.0 PERCENT RPM. THIS IS A RECURRENCE OF A SIMILAR INCIDENT IN JULY, 1999, ON THE SAME ENGINE. THE PROBLEMOct 29, 1999 · N423CA · Casa C212CCSDR CA991112033Actuator · leaking(CAN) PROPELLER ACTUATOR LEAK INVESTIGATED AND REVEALED CHROME PLATING ON THE INSIDE OF THE DOME HAD PEELED BACK APPROXIMATELY .75 INCH IN LENGTH AND .1685 INCH IN WIDTH. THIS DAMAGED O-RING, CAUSED DOME TO PRESSURIZE.Oct 27, 1999 · Dhav DHC8102SDR AU990972Pump · faulty(AUS) NR 1 PROPELLER OIL PUMP FAULTY.Oct 10, 1999 · Dhav DHC8102SDR AU990996Pcu · damaged(AUS) PROPELLER, BETA TUBE AND PROPELLER CONTROL UNIT (PCU) DAMAGED DURING MAINTENANCE DUE TO AN ATTEMPT BY MAINTENANCE PERSONNEL TO FEATHER THE PROPELLER WITH THE RIGGING PIN INSTALLED CONTRARY TO THE MAINTENANCE MANUAL.Oct 8, 1999 · Saab SF340ASDR AU991025Control Cable · faulty(AUS) PROPELLER PITCH CONTROL CABLE FAULTY.Oct 5, 1999 · Cessna 172RGSDR LR7A9961Valve · defectiveNR 4 ENGINE SHUTDOWN AT 0725Z DUE PROPELLER RPM OUT OF LIMITS IN MECHANICAL AND NORMAL MODES. LANDED AS SCHEDULED AT OKO WITHOUT INCIDENT. REPLACED NR 4 VALVE HOUSING IAW HN 61135 AND HN7101.Sep 30, 1999 · N402LC · Lkheed 382GSDR 99ZZZX4254Flyweight · failedFLYWEIGHT CAME APART. FLYWEIGHT HAS SEVERAL DIFFERENT PARTS. SUBMITTER STATED HARD TO SAY WHAT SPECIFIC PART THAT WAS DEFECTIVESep 22, 1999 · Bag JETSTM3201SDR AU990946Nut · worn(AUS) PITCH CONTROL ROD END LOCKNUT VIBRATED LOOSE CAUSING DISCONNECTION OF THE PITCH CONTROL CABLE. INVESTIGATION FOUND THE LOCKING FUNCTION ON THE NUT WAS NON-EXISTENT.Sep 20, 1999 · Piper PA31SDR RAIA990912Switch · failedFLT 6221 - JFK - LEFT ENGINE IEC FAILED. MAINTENANCE REPLACED NTS PRESS SWITCH FOR LEFT ENGINE. (M)Sep 13, 1999 · N569HK · Jetair JETSTM4101SDR CA990915003Pcu · leaking(CAN) LEAKING PCU.Aug 23, 1999 · Dhav DHC8311SDR C2XA99CL085Switch · failedCLE - FLT 3439 - THE CREW REPORTED THAT ON TAKEOFF THE 'AFX DISABLE' LIGHT ILLUMINATED AND WOULD NOT EXTINGUISH. THE CREW ABORTED TAKEOFF AND THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE A/F HIGAug 18, 1999 · N49543 · Beech 1900DSDR CA990916015Valve · failed(CAN) SELECTION OF PHASE SYNC CAUSED PROPELLER RPM FLUCTUATIONS, NR 1 PROPELLER VALVE REPLACED.Aug 7, 1999 · Cvac 440SDR QXEA9901532Prop Control · malfunctionYVR - UPON ADVANCING POWER LEVERS FOR TAKEOFF, NR 2 ENGINE EXPERIENCED A UNSCHEDULED FEATHERING OF THE PROPELLER. ABORTED TAKEOFF AND RETURNED TO THE GATE. AIRCRAFT WAS FERRIED FROM YVR-PDX FOR REPAIRS. FDR WAS DOWNLOADED AND NR 2 TORQUE CONFIRMED TO BE 150Aug 4, 1999 · N345PH · Dhav DHC8202SDR SWIA971536Pcu · malfunctionedRIGHT NP WENT TO 102.3 PERCENT AND STAYED THERE FOR APPROX 2 MINUTES UNTIL PROP SYNC TURNED OFF. RETURNED TO SLC. REMOVED AND REPLACED RIGHT PCU, OPS AND LEAK CHECKS GOOD.Aug 1, 1999 · N203SW · Emb EMB120ERSDR C2XA99CL060Pcu · out of adjustCLE - FLT 3023 - THE CREW REPORTED THE PROPS ONLY REACHED 1,650 RPM AT FULL POWER. THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE ADJUSTED THE NR 1 AND NR 2 ENGINE HIGH PROP RPM IAW BEECH 1900D MM 61-20-00 AND PERFORMED OPERATIONAL CJul 31, 1999 · N87551 · Beech 1900DSDR AU990791Control Cable · failed(AUS) RIGHT ENGINE PROPELLER CSU CONTROL CABLE INNER CABLE SEPARATED APPROXIMATELY 117.8 MM (7 INCHES) FROM CSU END OF CABLE.Jul 28, 1999 · Beech 58SDR C2XA99CL061Prop Control · malfunctionedCLE - FLT 3154 - THE CREW REPORTED ON TAKEOFF ROLL, THE NR 1 PROPELLER ONLY WENT TO 1,650 RPM AND THE NR 2 PROPELLER ONLY WENT TO 1,670 RPM. THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED GROUND OPERATIONAL CHECKS IAW BEECHJul 24, 1999 · N87551 · Beech 1900DSDR CA990907051Cylinder · leaking(CAN) CYLINDER FOUND LOOSE ON PROPELLER AND GUIDE COLLAR.Jul 19, 1999 · Cessna 180C
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