JASC 2721
Service difficulty reports · 686
Reports filed under 2721 · Rudder Tab Control 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 = '2721' 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 = '2721' 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 COMA0060354Control Panel · malfunctionedRUDDER TRIM RUNAWAY, FULL DEFLECT IN NOSE RIGHT. REPLACED THE RUDDER TRIM PANEL.SDR 2000ZZZX829Sprocket · mismanufacturedAFTER INSTALLATION OF PART, OPS CHECK FOUND TRIM CHAIN TO RIDE NORMALLY FOR TWO-THIRDS OF TURN ON SPACER BEFORE RIDING UPON TEETH OF SPROCKET AND JUMPING OFF. INSPECTED SPROCKET AND DETERMINED SOME OF THE TEETH MISS-CUT UPON MANUFACTURE.SDR 20000403AP006Gearbox · misriggedPILOT REPORTED AFTER TAKEOFF THAT AIRCRAFT SUDDENLY YAWED TO THE RIGHT AND REQUIRED NEARLY FULL LEFT RUDDER TO COMPENSATE. MAINTENANCE PERSONNEL HAD REPAIRED RUDDER GEARED TAB GEARBOX PREVIOUS TO THIS FLIGHT. AFTER GEARBOX WAS COMPLETELY DISASSEMBLED, INSPECSDR CA000310005Gear · misrigged(CAN) CREW REPORTED ABNORMAL RUDDER INPUTS REQUIRED TO MAINTAIN STRAIGHT FLIGHT. MTCE HAD CHANGED QUADRANT GEAR LOCATED INSIDE THE RUDDER GEAR TAB. FULL RIGGING PROCEDURES WERE NOT FOLLOWED BY OPERATOR. FULL RIGGING C/W AND PROBLEM SOLVED.SDR CA000316004Actuator · erratic(CAN) THE TRIM INDICATION WAS ERRATIC WHEN THE TRIM BUTTON WAS PUSHED AND STABLE AFTER THE BUTTON WAS RELEASED. THE INDICATOR WAS ALSO INTERMITTENTLY ERRATIC. MAINTENANCE REPLACED THE TRIM ACTUATOR.SDR 20000512SH021Control Cable · frayedBOTH RUDDER TRIM CABLES FRAYED AT RUDDER AS IT COMES OUT OF FLEX HOUSING. (X)SDR COMA0060009Trim Actuator · malfunctionedRUDDER TRIM INDICATOR SHOWED FULL SCALE LEFT DEFLECTION. REPLACED THE RUDDER TRIM ACTUATOR.SDR 99ZZZX4641Switch · crackedCONCERNED ABOUT THE QUALITY OF TRIM SWITCH. THIS IS THE THIRD SWITCH TO HAVE BEEN INSTALLED IN SAME AIRCRAFT.SDR DLM88992652Trim Tab · seizedPRIMARY TRIM INTERMITTENTLY FAILS. REPLACED PRIMARY TRIM ACTUATOR, ALL CKS NORMAL.SDR EISA99222Skin · delaminatedACCOMPLISHMENT OF ROUTINE C-CHECK WORK CARD REVEALED AREA OF DELAMINATION ON LOWER RUDDER TAB, UPPER TRAILING EDGE, LEFT CENTER AND UPPER LEFT SIDE AND LOWER SURFACE. ACCOMPLISHED HONEYCOMB REPAIR TO ALL AREAS PER SRM 51-40-6. TT: 65,345:17 HOURS. TC: 4SDR AALA991556Bolt · missingDFW - FLT 465 - RIGHT AFTER T/O DFW WITH FLAP RETRACTION A/C TRIED TO ROLL RIGHT. THE RUDDER FELT AS IF IT WAS LOCKED UP WHEN TRYING TO PUSH IT LEFT. PUSHING IT RIGHT SEEMED TO WORK. AT ONE POINT THE RUDDER PEDALS WERE FELT TO MOVE BACK AND FORTH SLIGHTLY OSDR 2000ZZZX39Actuator · frozenBOTH THE TOP AND BOTTOM ROLLER TRIM ACTUATORS BECAME INOPERATIVE AT ALT DUE TO FREEZING. SUBMITTER STATED THIS IS THE SECOND OCCURRENCE OF THIS PROBLEM ON THEIR AIRCRAFT.SDR VNAA9909006Relay · malfunctionedDURING DESCENT TO GSP AN UNCOMMANDED RUDDER TRIM WAS NOTICED BY THE FLIGHT CREW. A NORMAL LANDING WAS PERFORMED IN GSP. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE 26CC AND 28CC RELAYS IN ACCORDANCE WITH MAINTENANCE MANUAL 27-22-00. OPERATIONAL CHECSDR CA990715039Trim Panel · failed(CAN) RUDDER TRIM RUNAWAY ON OPERATION OF RUDDER TRIM. DRILL COMPLETED/OPERATES NORMAL. TRIM PANEL REPLACED.SDR 99ZZZX2529Roll Pin · looseROLL PIN SECURING AILERON TRIM CHAIN SPROCKET TO AILERON TRIM WHEEL ASSY WORKED OUT OF SHAFT RENDERING AILERON TRIM INOPERABLE. RE-INSTLALED ROLL PIN (ITEM 14 IN CESSNA 208 IPC CHAPTER 27-10-03 FIG 02). SAFETY WIRED ROLL PIN WITH .020 INCH SAFETY WIRE (ITEM SDR 99ZZZX531Rudder Wheel · malfunctionedOWNER SQUAWKED AIRCRAFT WAS NOT PRODUCING ENOUGH RT RUDDER TRIM TO CENTER THE TURN COORDINATOR BALL. THIS CONDITION WAS CORRECTED TWICE TO NO AVAIL BY POPPING THE INDICATOR PIN BACK INTO ITS GROOVE. THE CONDITION WOULD RECUR DURING NEXT FLIGHT. AFTER FURTHESDR CA990311012Actuator · worn(CAN) VIBRATION FELT IN THE RUDDER PEDALS DURING CRUISE. TAB ACTUATOR AS FOUND OUT OF LIMITS AND REPLACED.SDR CA981207004Control Cable · broken(CAN) SHORTLY AFTER TAKEOFF, CREW NOTICED THE RIGHT RUDDER PEDAL WAS VERY SENSITIVE AND THE RUDDER TRIM HAD NO EFFECT ON TRIMMING THE AIRCRAFT. RIGHT RUDDER TRIM BUNGEE CABLE BROKEN. REPLACED.SDR CA981123019Rod · broken(CAN) DURING FLIGHT WHILE TRIMMING THE RUDDER, THE PILOT EXPERIENCED A HEAVY SHAKING OF THE AIRCRAFT. AIRCRAFT LANDED SAFELY. MAINTENANCE CHECK FOUND THE FORKED END OF THE AFT TRIM TAB ROD ASSEMBLY WAS BROKEN OFF.SDR CA981125068Trim Actuator · seized(CAN) RUDDER TRIM SEIZED IN-FLIGHT. AIRCRAFT LANDED OK.SDR CA981125067Trim Actuator · seized(CAN) RUDDER TRIM SEIZED IN-FLIGHT. AIRCRAFT RETURNED OK. ACTUATOR REPLACED.SDR 98ZZZX4024Hinge · corrodedSUBMITTER DISCOVERED RUDDER MADE NOISE DURING MOVEMENT. FOUND RUDDER TRIM TAB BOUND AT HINGE DUE TO LACK OF LUBRICATION AND DEEP INTERGRANULAR CORROSION. PIANO HINGE HAD TO BE CUT OFF TAB IN SMALL PIECES THEN NEW HINGE (FORWARD) RIVETED ON. NOTE: AIRCRAFT SDR RAIA980814Switch · failedFLT 7136 - STL - RUDDER TRIM INOPERATIVE. MAINTENANCE REMOVED AND REPLACED RUDDER TRIM SWITCH. (M)SDR DL73E981744Bearing · wornRUDDER TRIM AND CENTERING UNIT, (P/N 65-70973-6) FOUND WORN BEARING, (P/N BACB10B257R) ITEM 220, FIG 1, 27-20-4-1. ALSO, FOUND ARM ASSY (P/N 69-51251-6) HAD SEPARATION OF SIDE PLATE ON END WITH BRG (P/N B538DDFS464). REPAIRED SAME.SDR AU980823Arm · cracked(AUS) RUDDER TRIM ARM ASSEMBLY CRACKED.SDR AU980524Control Rod · broken(AUS) RUDDER TRIM TAB CONTROL ROD BROKEN. AD/MU-2/48 HAD NOT BEEN COMPLIED WITH.SDR 98ZZZX1334Actuator · looseDURING PRE-FLIGHT, PILOT FOUND THAT RUDDER TRIM WAS ABNORMAL. AFTER INVESTIGATION, THE (ACTUATOR SCREW HAD BEEN BENT AND CRACKED ON THE LAST TREAD) THE ACTUATOR SCREW BROKE DURING REMOVAL AND WAS SHIPPED AS A CORE. SUBMITTER STATED CAUSE OF FAILURE UNKNOWN, SDR AU980197Bearing · seized(AUS) RUDDER TRIM ACTUATOR SEALED BEARING SEIZED PREVENTING ACTUATOR FROM ROTATING.SDR 98ZZZX1171Nut · corrodedRUDDER TAB ACTUATOR NUT FOUND CORRODED DURING ROUTINE INSPECTION.SDR 98UAL900043Actuator · failedRUDDER TRIM CIRCUIT BREAKER POPPED AND WOULD NOT RESET. RUDDER TRIM WAS INOPERABLE. *S/D* REPLACED RUDDER TRIM ACTUATOR, SYSTEM OP CHECKED GOOD.SDR 98ZZZX645Turnbuckle · splitDURING ADJUSTMENT OF RUDDER TRIM CABLES, ONE TURNBUCKLE WAS FOUND SPLIT DOWN THE SIDES. THE CABLE ENDS WERE NOT BOTTOMED OUT. POSSIBLE DEFECT CAUSED FROM OVERTIGHTENING CABLE AT SOME TIME. SUBMITTER RECOMMENDED CLOSE INSPECTION OF TURNBUCKLES AT REGULAR INSSDR 97ZZZX5135Switch · stuckRUDDER TRIM ROCKER SWITCH STUCK IN LEFT POSITION CAUSING FULL LEFT RUDDER TRIM DURING TAKEOFF ROLL. TAKEOFF ABORTED. AFTER MAXIMUM APPLICATION OF BRAKES, BRAKE LINE FAILED AND SUBSEQUENT BRAKE FIRE. SWITCH FAILURE WAS ABLE TO BE DUPLICATED APPROXIMATELY 1 OSDR 97UAL900571Indicator · failedAIRCRAFT RETURNED TO GATE WITH LITTLE SMOKE COMING FROM RUDDER TRIM INDICATOR. *S/D* RUDDER TRIM INDICATOR WAS INOPERATIVE AS OF JULY 25, 1997, CIRCUIT BREAKER WAS SUBSEQUENTLY CAPPED. A NEW RUDDER TRIM INDICATOR WAS INSTALLED ON JULY 30, 1997.SDR 97ZZZX3446Nut · wornDURING SCHEDULED INSPECTION, MAINTENANCE OBSERVED THE RUDDER TRIM NUT TO HAVE GROOVES WORN INTO THE NUT ON BOTH ENDS WHERE THE NUT ATTACHED TO THE RUDDER BAR. THE RUDDER NUT PASSES THROUGH TWO ARMS ATTACHED TO THE RUDDER BAR. ACTUATION OF THE RUDDER TRIM CAUSDR 97ZZZX3432Nut · wornDURING SCHEDULED INSPECTION, MAINTENANCE OBSERVED THE RUDDER TRIM NUT TO HAVE GROOVES WORN INTO THE NUT ON BOTH ENDS WHERE THE NET ATTACHED TO THE RUDDER BAR. THE RUDDER NUT PASSES THROUGH TWO ARMS ATTACHED TO THE RUDDER BAR. ACTUATION OF THE RUDDER TRIM CAUSDR 97ZZZX3335Trim Shaft · wornINSPECTION FINDING RUDDER TRIM NUT (SHAFT) WEARS OUT. VIBRATION AND PRESSURE ARE CONCENTRATED ON A SMALL AREA OF THIS PARTICULAR PART AND THE PART BEING MADE OF SOFTER METAL WEARS OUT.SDR REXA97114Indicator · malfunctionedYAW TRIM INDICATOR UNCONTROLLABLE. DEFERRED. (X)SDR 97ZZZX1921Screw · detachedPILOT REPORTED COMPLETE CONTROL LOSS OF RUDDER TRIM SYSTEM: AN INSPECTION, REVEALED THE THREE MOUNTING SCREWS HOLDING THE TRIM WHEEL TO THE SPROCKET HAD FALLEN OUT ALLOWING THE TRIM WHEEL TO SPIN FREE. THE SCREWS WERE LOCATED ON THE FLOOR PANELS UNDER THE COSDR SRAA970401Switch · stickingDURING FLIGHT 1901, FOUND RUDDER TRIM INOP. DUMPED 5,000 LB OF FUEL AND ACCOMPLISHED AIR TURNBACK TO ANC. AIRCRAFT LANDED WITHOUT INCIDENT. INSPECTED RUDDER TRIM, FOUND TRIM SWITCH STICKING. REMOVED TRIM SWITCH, CLEANED AND REINSTALLED UNIT, SYTSTEM OPS CSDR TWAA9745001Bolt · wornSTL - FLT 810 - DURING DESCENT, CREW REPORTED LOSS OF RUDDER CONTROL. INVESTIGATION OF LOSS OF RUDDER CONTROL REVEALED A WORN BOLT, MFG PN NAS6205019, IN THE RUDDER TAB CONTROL ROD. REMOVED AND REPLACED WORN BOLT. FUNCTIONAL CHECK NORMAL. (X)SDR REXA97071Rudder Trim Knob · unsecuredON DEPARTURE AFTER AIRBORN, AIRCRAFT YAWED TO THE LEFT. RUDDER TRIM WAS ENGAGED TO THE RIGHT FOR APPROX 2 SECONDS. THE AIRCRAFT THEN YAWED TO THE RIGHT AND RUDDER TRIM RAN TO THE FULL RIGHT AND COULD NOT BE COVERED TO THE NEUTRAL POSITION FOR APPROX 1 MIN. SDR CA970326008Bolt · missing(CAN) IN CRUISE AT 11,500 FEET, A/C DEVELOPED NOTICEABLE VIBRATION, AUTOPILOT DISCONNECTED AND A/C STARTED A ROLL TO THE RIGHT. CONTROL REGAINED AND AT 8,000 FEET, VIBRATION WAS VERY CRITICAL. COPILOT HAD BOTH FEET ON RUDDER PEDALS TO DAMPEN VIBRATION. RUDDSDR AU970233Trim Jack · incorrect wired(AUS) RUDDER TRIM JACK INCORRECTLY LOCKWIRED - THE TRIM JACK ROD END WAS LOCKED TO THE TRIM JACK HOUSING RETAINING NUT ALLOWING THE TRIM JACK TO ONLY ROTATE ONE TURN - THIS CONDITION HAD EXISTED FOR APPROXIMATELY 800 HOURS - PERSONNEL/MAINTENANCE ERRORSDR GTIA9700243Trim Mechanism · out of adjustDTW - RUDDER TRIM INDICATOR SHOWS 6 UNITS LEFT WITH TRIM TAB CENTERED. ADJUSTED RUDDER CONTROL TRIM MECHANISM IAW MM CHAPTER 27-10-7. OPS CHECK GOOD. (M)SDR AU970250Switch · sticking(AUS) RUDDER TRIM SWITCH STICKING DUE TO GROOVES ON CAMSHAFTSDR CA970318007Control Cable · broken(CAN) SHORTLY AFTER TAKEOFF THE CREW REPORTED LEFT HAND RUDDER TRIM REQUIRED ADJUSTMENT TO MAXIMUM POSITION. AIRCRAFT LANDED WITHOUT INCIDENT. RH RUDDER TRIM SPRING BUNGEE CABLE WAS BROKEN. REPLACED.SDR CA970220001Bolt · sheared(CAN) MINOR DAMAGE TO RUDDER SHROUD. CAUSED BY OVER-TRAVEL. SPRING TAB OPERATING MECHANISM STOP BOLT SHEARED. STOP BOLT REPLACED.SDR WTAA970016Trim Actuator · frozenACV - FLT RUDDER TRIM REPORTED FROZEN IN FLIGHT AT CRUISE ALTITUDE. RUDDER TRIM FUNCTIONED NORMAL ON DESCENT. MAINTENANCE FOUND WATER IN CABLE AREA OF TAIL. CLEANED DRAIN AND REMOVED MOISTURE. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. SDR QXEA9600503Actuator · wornRUDDER VIBRATES WITH TRIM IN NEUTRAL POSITION. TRIMMING AWAY FROM NEUTRAL STOPS THE VIBRATION. RUDDER TRIM ACTUATOR REPLACED IAW MAINT MANUAL. RUDDER TRIM ACTUATOR PUSH-PULL ROD REPLACED AS A PRECAUTIONARY MEASURE. TRIM RIGGED IAW MAINT MANUAL. TRIM OPS CSDR CA970203016Bracket · worn(CAN) PRONOUNCED FLUTTER IN FLIGHT FROM RUDDER. RUDDER TRIM UPPER BEARING ASSEMBLY REPLACED.
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