JASC 6710

Service difficulty reports · 1,151

Reports filed under 6710 · Main Rotor Control, 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 = '6710'
  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 97ZZZX2158Pitch Link · wornPITCH LINK WORN BEYOND SERVICEABLE LIMITS. EXCESS BEARING PLAY CAUSING AIRFRAME VIBRATION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 1, 1997 · N901CF · Doug MD900SDR HEEA968812Actuator Rotary · inoperativeACTUATOR ROTARY INOPERATIVE. CYCLIC LATERAL FORCE TRIM DOESN'T HOLD WHEN FORCE TRIM IS ON.Dec 31, 1996 · N33008 · Bell 412SDR HEEA968713Actuator Rotary · failedCYCLIC STICK DOES NOT MOVE ATT MODE.Dec 13, 1996 · N33008 · Bell 412SDR HEEA968712Actuator Rotary · bindingROTARY ACTUATOR UNIT IS BINDING.Dec 13, 1996 · N293CA · Bell 412SDR 97ZZZX556Bracket · ears crackedINSP FOUND FWD MOUNTING EARS CRAKCED ALL THE WAY ACROSS TOP AND BOTTOM OF THE CYCLIC LATERAL PITCH IDLER BELLCRANK BRACKET. TT 870 HRS. LOCATED UNDER CENTER SEAT.Dec 3, 1996 · N330ST · Scwzer 269DSDR HEEA968543Control Rod · corrodedCORROSION BEYOND LIMITS ON COLLARS AND ON INTERIOR OF COLLARS. REPLACED WITH SERVICEABLE CONTROL TUBE.Nov 22, 1996 · N7170D · Bolkms BO105SSDR HEEA968540Control Rod · corrodedEXCESSIVE CORROSION ON CONTROL TUBE WHICH WAS COVERED BY HEAT SHRINK. SCRAPPED TUBE AND REPLACED WITH SERVICEABLE TUBE.Nov 22, 1996 · N81832 · Bolkms BO105SSDR HEEA968533Tube Assy · crackedFOUR EACH CRACKS AT CLEVIS END OF TUBE APPROXIMATELY 1/2" TO 3/4" LONG. REPLACED WITH SERVICEABLE TUBE.Nov 21, 1996 · N5007Q · Bell 206L1SDR HEEA968408Actuator Assy · defectiveACTUATOR ASSY WOULD NOT COMPLETE TEST.Oct 30, 1996 · Bell 214STSDR HEEA968402Tube Assy · mis mfgUNDER CUTS ON TUBE FOR ATTACHMENT TO ELBOW ASSY (P/N 206-001-150-101) USING BOLTS (2 EACH AN4-17A) TOO SHALLOW, NOT ALLOWING BOLT PENETRATION. TUBE REMOVED FROM AIRCRAFT REPAIRED LOCALLY.Oct 25, 1996 · Bell 206L3SDR HEEA968401Washer · mis lubedSLIDING LUBRICATED SURFACE ON ONE SIDE OF THRUST WASHER UNEVENLY APPLIED.Oct 25, 1996 · Bell 206L3SDR 96ZZZX5614Trim Switch · intermittentWHEN TRIM SWITCH WAS RELEASED FROM AFT POSITION, FORWARD TRIM STARTED TO RUN AWAY, SWITCH INTERMITTENT.Oct 1, 1996 · N503MP · Hughes 369ESDR 97ZZZX1336Strap Assy · crackedCYCLIC CENTERING STRAP ASSY CRACKED.Sep 27, 1996 · N317MC · Bolkms BK117C1SDR 96ZZZX5175Relay · stuck contactsPOINTS IN RELAY FUSE TOGETHER CAUSING RUNAWAY TRIM ACTION RESULTING IN UNCONTROLLED ATTITUDES OF ACFT. REQUIRES TWO PILOTS ON CYCLIC TO OVERRIDE AND LAND ACFT. RELAY MFG (SIEMENS) HAS INDICATED THIS MAY NOT BE THE CORRECT RELAY FOR THIS APPLICATION. INSTALLSep 11, 1996 · N890JR · Enstrm F28FSDR HEEA967789Tube Assy · corrodedPART IS CORRODED. (CORROSION OCCURING UNDER NYLATRON SLEEVES ON ENDS WHERE BONDING STARTS. REPLACED WITH SERVICEABLE TUBE.Sep 9, 1996 · N3904L · Bell 206L1SDR 96ZZZX4871Switch · malfunctionTRIM SWITCH IS INTERMITTENT. PILOT REPORTS CYCLIC WAS VERY STIFF IN THE FORE/AFT DIRECTION. REPLACED SWITCH, STICK FORCE IS GONE, WORKS AS IT SHOULD. THIS SWITCH IS A CHRONIC PROBLEM, TOO LIGHT DUTY FOR THIS APPLICATION.Aug 22, 1996 · N503MP · Hughes 369ESDR HCMA9646Servo · defectiveSERVO IS SEEPING BEYOND LIMITS. REPLACEMENT PART IS ON ORDERAug 16, 1996 · N992BH · Snias AS350B2SDR 96ZZZX4278Switch · failedPILOT REPORTED NO TRIM IN FORE/AFT DIRECTION. DURATION OF FLIGHT HAD TO FIGHT HIGH FORE/AFT STICK FORCES. SUBMITTER STATED A COMMON PROBLEM, SWITCH IS TOO LIGHT-DUTY FOR APPLICATION.Aug 13, 1996 · N504MP · Hughes 369ESDR HEEA967634Grip · damagedTHREADS ON PITCH HORN BORE ARE TO DAMAGED TO ACCEPT NEW THREAD INSERT. ALSO REPLACE BLADE BOLT BUSHING AND DRAG BRACES BUSHING AND INSTALL BUSHING IN PITCH HORN BORE.Aug 8, 1996 · N1082G · Bell 212SDR 96ZZZX4718Switch · sticksSWITCH STICKS IN LEFT POSITION. RESULTS IN BURNT TRIM MOTOR (ELECTRICALLY) INOPERATIVE. SWITCH PLATING COMES OFF AND BONDS TRIGGER.Aug 6, 1996 · N521FB · Hughes 500NSDR 96ZZZX4281Switch · stickingSWITCH STICKS IN ALL POSITIONS AFTER 1 HOUR OF FLIGHT. IN-FLIGHT CAUSES TRIM TO RUN AWAY OR BURN UP TRIM MOTOR. SWITCH PLATING COMES OFF AND BINDS TRIGGER.Aug 5, 1996 · N527FB · Hughes 500NSDR 96ZZZX4839Guide Assy · failedPILOT EXPERIENCED SWITCH OVER TO SYSTEM 2 HYDRAULICS DURING FLIGHT. AIRCRAFT LANDED. RESET TO SYSTEM 1. SYSTEM SWITCHED TO NR 2. TROUBLESHOT AND FOUND SWITCH IN 10DB4 GUIDE ASSY SHORTED. GUIDE ASSY HAD LOTS OF MOISTURE UNDER COVER. GUIDE ASSY REPLACED. Jul 29, 1996 · N204PC · Bolkms BO105SSDR 96ZZZX4277Switch · defectivePILOT'S CYCLIC TRIM SWITCH FREQUENTLY BECOMES INTERMITTENT. PILOT FIRST REPORTS A STIFF CYCLIC. SOMETIMES TRIM RUNS AWAY IN ANY ONE OF FOUR DIRECTIONS. THIS CAUSES MUCH STICK FORCE. FLIGHT MUST BE TERMINATED DUE TO FATIGUE. RETURN TO HOME BASE. AVERAGE LJul 29, 1996 · N503MP · Hughes 369ESDR HEEA967585Bellcrank Assy · defectiveBEARING BORES WHERE BEARING P/N MS27641-5 ARE INSTALLED ARE MISALIGNED AND BOLT MUST BE HAMMERED IN AND IS SCORED WHEN INSTALLED.Jul 16, 1996 · N3897N · Bell 214STSDR 96ZZZX4257Actuator · failedSTROKE ADJUSTMENT ON ACTUATOR ASSY INOPERATIVE. INTERNAL MECHANISM FELL APART. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jul 11, 1996 · N30SV · Bell 222SDR CA960712105Adapter · cracked(CAN) DURING EDDY CURRENT INSPECTION (MIZ-20A) OF #5 SYNCH SHAFT ADAPTER AS PER BV AD82-11-05, A CRACK IN THE KEY SLOT WAS DETECTED. A SUBSEQUENT DYE PENETRANT INSPECTION REVEALED NO FURTHER CONFIRMATION OF SUSPECTED CRACK. COMPONENT WAS REMOVED FROM AIRCRAFT Jun 19, 1996 · Boeing 1072SDR AU961002Locating Tab · broken(AUS) COLLECTIVE JACKSHAFT LOCATING TAB BROKEN ALLOWING JACKSHAFT TO FLOAT AND THE MAIN ROTOR REAR CONTROL PUSH-PULL TUBE TO CONTACTTHE LOWER FAIRING FRAMEJun 14, 1996 · Robsin R22BETASDR CA960729014Actuator · failure(CAN) AFTER STARTING THE ENGINE, THE PILOT WAS UNABLE TO RAISE THE ROTOR RPM ABOVE 90 PERCENT NR. THERE WAS NO BEEP TRIM RANGE AVAILABLE AND THE ENGINE WAS SHUT DOWN. ON INSPECTION, FOUND THE INTERNAL STOP OF THE LINEAR ACTUATOR HAD FAILED AND THE SHAFT WAS May 22, 1996 · Bell 206LSDR 96ZZZX5176Relay · stuck contactsPOINTS IN RELAY FUSE TOGETHER CAUSING RUNAWAY TRIM ACTION RESULTING IN UNCONTROLLED ATTITUDES OF AIRCRAFT. REQUIRES BOTH PILOTS ON CYCLIC TO OVERRIDE. RELAY MFG HAS INDICATED THIS IS NOT THE CORRECT RELAY FOR THIS APPLICATION. INSTALLED NEW RELAY PER MM.May 21, 1996 · N8626S · Enstrm F28FSDR AU960693Bolt · missing(AUS) COLLECTIVE CONTROL SYSTEM YOKE P/N A205-1 HAD BOLT, JOURNALS, WASHERS AND NUTS MISSING - ITEMS FOUND IN AREA OF BELLY PANELMay 20, 1996 · Robsin R22BETASDR HEEA967218Actuator · malfunctionROTARY ACTUATOR INOPERATIVE. BINDING CYCLIC STICK AND NOT RELEASING FULLY WITH FORCE TRIM ON.May 9, 1996 · N3893P · Bell 412SDR HEEA967217Actuator · stickingROTARY ACTUATOR NOT RELEASING INTERMITTENTLY.May 9, 1996 · N3893P · Bell 412SDR HEEA967200Actuator Assy · defectivePISTON HARD TO MOVE WITH BRAKE UNLOCKED. IN MONITOR TEST, PISTON EXTENDS PARTIALLY.May 9, 1996 · N8045T · Bell 214STSDR HEEA967196Actuator Assy · defectiveMONITOR TEST MALFUNCTION MOTOR OR MAG BREAK DRAGGING.May 9, 1996 · N8045T · Bell 214STSDR HEEA966880Cylinder · bindingCYCLIC HAS BINDING DURING LANDING. FOUND PILOT VALVE PIVOT BOLT TIGHT (TOP)Mar 22, 1996 · N3116L · Bell 206L3SDR HEEA966859Case Assy · bushing wornWORN INBOARD IDLER LINK LUG BUSHINGS.Mar 15, 1996 · N230UN · Bell 230SDR ERAA96213Control Rod Assy · scoredNEW PITCH LINK ASSY THAT HAS SCORING ON SHAFT.Mar 14, 1996 · Bolkms BO105SSDR HEEA966803Actuator · defectiveUNABLE TO BEEP DUAL ENGINE RPM UP OR DOWN.Feb 28, 1996 · N230UN · Bell 230SDR CA960502014Cyclic Tube · cracked(CAN) DYE PENETRANT INSPECTION REVEALED A SMALL CRACK IN UPPER MOUNTING BOLT SLOT. R/H SIDE OF OUTER TUBE.Feb 28, 1996 · Bell 206LSDR AU960237Bracket · broken(AUS) COLLECTIVE CONTROL SYSTEM BRACKET BROKEN - SUSPECT FAILURE INITIATED DUE TO INCORRECT ASSEMBLY AND LOCKING OF THE EYE END WHICH PASSES THROUGH THE BRACKETFeb 28, 1996 · Robsin R22BETASDR HEEA966721Actuator · defectiveSTROKE ADJUSTMENT WAS NOT CONSTANT AND WOULD NOT ADJUST TO MINIMUM RANGE.Feb 22, 1996 · N230UN · Bell 230SDR HEEA966668Collective Stick · crackedTHROTTLE GRIPS ON COPILOTS COLLECTIVE STICKS ARE CRACKED AROUND SET SCREW AREA. PARTS NEEDED 1 UPPER GRIP ASSEMBLIES 1 LOWER GRIP ASSEMBLY. SENT TO MCDONNELL DOUGLAS...THEIR PROPERTY BEING RETURNED.Feb 6, 1996 · N9214U · Doug MD900SDR HEEA966667Collective Stick · crackedTHROTTLE GRIPS ON PILOT AND COPILOTS COLLECTIVE STICKS ARE CRACKED AROUND SET SCREW AREA AND THE LOWER GRIP ON PILOTS STICK IS BROKEN COMPLETELY FREE. THROTTLE GRIP MOVES BUT FMV LINKAGE DOES NOT. PARTS NEEDED 2 UPPER GRIP ASSEMBLIES 1 LOWER GRIPASSEMBLY.Feb 6, 1996 · N9214U · Doug MD900SDR HEEA966666Collective Stick · defectiveTHROTTLE GRIPS ON PILOT AND COPILOTS COLLECTIVE STICKS ARE CRACKED AROUND SET SCREW AREA AND THE LOWER GRIP ON PILOTS STICK IS BROKEN COMPLETELY FREE. THROTTLE GRIP MOVES BUT FMV LINKAGE DOES NOT. PARTS NEEDED 2 UPPER GRIP ASSEMBLIES 1 LOWER GRIPASSEMBLY.Feb 6, 1996 · N9214U · Doug MD900SDR CA960312011Cyclic Stick · worn(CAN)AN INSPECTION OF THE LOWER END OF THE CYCLIC STICK REVEALED MECHANICAL DAMAGE GREATER THAN ALLOWABLE LIMIT.Feb 5, 1996 · Bell 206BSDR HEEA966554Actuator · defectiveROTARY ACTUATOR DEFECTIVE. BINDING IN CONTROLS. TIME SINCE REPAIR 107:05.Jan 31, 1996 · N7128R · Bell 412SDR AU960082Support · cracked(AUS) MAIN ROTOR CONTROL BELLCRANK SUPPORT WEB CRACKED ON INSIDE SURFACE - CRACK IS THROUGH THE WEB ON THE SHORTER FLANGE OF THESUPPORT WHERE THE THICKNESS HAS BEEN REDUCED OUTBOARD OF THE LINKPIVOT POINT - CRACK LENGTH 25.4MM (1IN) - CRACK HAS PROPAGATED THROJan 23, 1996 · Bell 206L3SDR CA960129011Bellcrank Assy · cracked(CAN)ON A ROUTINE SCHEDULED INSPECTION, A CRACK WAS FOUND IN ONE LUG OF THE BELLCRANK ASSY, (P/N 369A7301-501). AFTER REMOVAL OF THE BELLCRANK, PART OF THE LUG REMAINED ON THE BOLTS WHICH CONNECT THE CONTROL ROD (P/N 369A7011) TO THE IDLER ASSEMBLY (P/N 369N26Jan 18, 1996 · Hughes 369DSDR HEEA966429Actuator · inoperativeACTUATOR INTERMITTENTLY INOPERATIVE.Jan 12, 1996 · N230UN · Bell 230SDR CZMA061341Switch · stuckPILOT'S CYCLIC TRIGGER SWITCH STICKING IN THE ICS POSITION. REPLACED DEFECTIVE SWITCH.Jan 12, 1996 · N911BE · Bell 412
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