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 CA111213009Universal Joint · separated(CAN) ON FINAL APPROACH, PILOT NOTICED THAT TURNING THE RUDDER TRIM KNOB DID NOT HAVE ANY EFFECT. AN UNEVENTFUL LANDING WAS CARRIED OUT. UPON FURTHER INVESTIGATION MX DISCOVERED THAT THE LOWER UNIVERSAL JOINT LINKING THE TRIM KNOB TO THE FWD TRIM CABLE DRUM SDR UALA2011120906774Actuator · leakingRUDDER RATIO CHANGER ACTUATOR LEAKING. REPLACED RUDDER RATIO CHANGER ACTUATOR. INSTALLED RRCA FAILED TEST. REINSTALLED ORIGINAL RUDDER RATIO CHANGER ACTUATOR PER MM. OPS CHECKED GOOD, NO FAULTS.SDR UALA2011112706486Actuator · faultedENTIRE FLIGHT REQUIRED 2-3 UNITS OF LEFT RUDDER TRIM. LEFT AND RIGHT RUDDER PCA REPLACED AND RUDDER CONTROL SYSTEM ADJUSTED AND TESTED.SDR UALA2011111806337Control Module · faultyRUDDER TRIM COMPLETELY INOP. INDICATOR AND RUDDER DO NOT MOVE. MAINT TEXT: DUE HISTORY, RECOMMEND REPLACEMENT OF RUDDER TRIM ACTUATOR REF SVC TIP. PCN 563-9038 AVAIL SFO. REPLACED AILERON AND RUDDER TRIM CONTROL MODULE PER MM, OPS CHECKED GOOD.SDR UALA2011110706072Actuator · out of adjust5 UNITS LEFT RUDDER TRIM NEEDED BOTH AT CRUISE AND DESCENT. ADJUSTED TOP RUDDER PCA FOR CTR SYS INPUT ROD PER MM. AIRCRAFT TRIM DISCREPANCY CHECK ACCOMPLISHED PER MM.SDR REXA201100806Knob · sticksRUDDER TRIM STICKS AND RUNS FULL DEFLECTION LEFT. CLEARED RUDDER TRIM KNOB. OPS CHECK GOOD IAW AMM 27-20-00.SDR 9JLA201111031872Actuator · faultyTHE CREW REPORTED THAT DURING PREFLIGHT CHECKS THAT THE RUDDER TRIM WOULD NOT TEST WHILE ON AIRCRAFT BATTERY POWER, BUT WOULD TEST WITH EXTERNAL POWER APPLIED TO AIRCRAFT. TROUBLESHOOTING FOUND THAT THE TRIM ACTUATOR WAS DEFECTIVE. REMOVED THE RUDDER TRIM ACSDR REXA201100777Control Panel · defectiveRUDDER TRIM INOP, CB IS TRIPPED, RESET PER MOC, TRIPPED AGAIN WHEN TESTING. REMOVED AND REPLACED RUDDER TRIM CONTROL PANEL IAW AMM 27-12-10-04. OP/C GOOD. PART EFFECTIVITY VERIFIED.SDR SWIA201128304Control Panel · failedRUNAWAY RUDDER TRIM TO THE RIGHT. (FLT 5470) REPLACED RUDDER TRIM SWITCH CONTROL PANEL.SDR UALA2011101705601Actuator · faultyRUDDER FAILED TO TRIM IN EITHER DIRECTION. REPLACED RUDDER TRIM ACTUATOR PER MM.SDR REXA201100705Trim System · malfunctionedUNCOMMANDED RUDDER TRIM FULL NOSE LEFT. PERFORMED OPERATIONAL TEST OF RUDDER TRIM SYSTEM IAW AMM 27-21-00 NO FAULTS FOUND OK FOR SERVICE.SDR CA111011015Control Cable · misinstalled(CAN) DURING A MX INSPECTION OF THE RUDDER TRIM TAB CONTROL SYS, IT WAS NOTED THAT THE RUDDER TRIM CABLES WERE CROSSED IN THE L/E OF THE RUDDER ABOVE THE LOWER L/E PANEL. THIS AREA IS VERY DIFFICULT TO INSPECT DUE ACCESS AND NO INSPECTION PANELS ON THE RUDDERSDR UALA2011092905287Actuator · faultyF/O RUDDER PEDAL ADJUST INOPERATIVE. REPLACED F/O PEDAL ADJUSTMENT ACTUATOR PER MM. OPS CHECKED NORMAL.SDR UALA2011092905279Actuator · leakingON ARRIVAL FOUND EVIDENCE OF HYDRAULIC LEAKING LEFT SIDE FUSELAGE BY APU. FURTHER INVESTIGATION SHOWED FLUID COMING FROM LOWER RUDDER AFT TRAILING EDGE DRAIN HOLE. FOUND UPPER RUDDER PCU PISTON SEAL LEAK POINT SEAPING UNDER 5 DROPS PER MINUTE AND CYCLE.SDR UALA2011092805241Actuator · malfunctionedSLIGHT YAW OSCILLATIONS AT 250 KTS IN SMOOTH AIR, AUTOPILOT ON OR OFF. OK TO CONTINUE PER MM, THIS IS A KNOWN CONDITION AND IS ACCEPTABLE FOR DISPATCH WITHOUT CORRECTIVE ACTION. THE OUTBOUND FLIGHT CREW DETERMINED THAT NOT ENOUGH WORK WAS ACCOMPLISHED TO COSDR UALA2011092605202Actuator · out of adjustAFTER ACCOMPLISHMENT MM 27-00-97 PG 607 WITH RIG PIN R4 INSTALLED, RUDDER TRAILING EDGE WILL NOT CENTER TO INDEX PLATE. OFF 7-8TH OF A INCH TO THE RIGHT. ADJUSTED RUDDER PCU PER MM. ADJUSTED RUDDER PCA PER MM. ADJUSTED RUDDER PCA PER MM. ADJUSTED RUDDER RSDR NSVA2011228Trim Switch · defectiveWHILE AIRCRAFT WAS BEING TAXIED BACK FROM GATE BY A MECHANIC, NOTICED A RUNAWAY RUDDER TRIM REPORTED TO HAVE BEEN OBSERVED TWICE BY THE MECHANIC. THE ROTARY SWITCH WAS DETERMINED TO BE THE CAUSE AND WAS REPLACED. THIS AIRCRAFT WILL BE RETURNED TO SERVICE AFTESDR UALA2011091304957Actuator · faultyRUDDER TRIM ACTUATOR CHG. DUE TO RECENT HISTORY IF RUDDER TRIM PROBLEMS ACCOMPLISH THE FOLLOWING. REPLACE THE RUDDER TRIM ACTUATOR PER MM. THE PCN FOR THE RUDDER TRIM ACTUATOR IS 563-9038. PLEASE CHECK ONLINE IPC FOR CORRECT EFFECTIVITY. REPLACED RUDDER TSDR UALA2011090504799Actuator · faultyRUDDER TRIM ACT CHG DUE TO SEVERAL REPORTS AND SEVERAL COMPONENTS CHG, PLZ REPLACE RUDDER TRIM ACTUATOR AND DO A INSPECTION OF THE ELECTRICAL CONNECTOR FOR ANY PROBLEMS AND CORRECT ANY FINDING. TRIM ACT PCN (563-9038), PLZ CHECK WITH ON LINE IPC FOR PROPER EFSDR MASA2011082303537Actuator · malfunctionedRUDDER TRIM IND FULL LT AND WILL NOT MOVE. R2 RUDDER TRIM ACT.SDR UALA2011081504316Actuator · frozenRUDDER TRIM WAS FROZEN FOR SEVERAL MINUTES BEFORE IT RELEASED. REPLACED RUDDER TRIM ACTUATOR PER MM, OPS CHECK OK.SDR IPXA1667709Actuator · inoperativeRUDDER TRIM WOULD NOT MOVE RT WITH RUDDER TRIM KNOB. TRIM AT 1.5 LT FOR LANDING-AIR TURN BACK TO DEPARTURE T/S IAW FIM 27-21-00/101, FIG 100, FOUND RUDDER TRIM ACTUATOR WOULD NOT MOVE. R & R RUDDER TRIM ACTUATOR AND SYS OPS CHECK NORMAL IAW AMM 27-21-11-2.SDR DXTA2011070504646Bearing · wornCLIMBING THROUGH 10,000 FT & ACCELERATING PAST 200, A NOTICABLE VIBRATION FELT IN YOLK, MOST NOTICABLE AFTER AILERON TRIM WAS PUT INTO LEVEL WITH WINGS. AFTER LEVEL OFF AT FL230 IAW INSTRUCTIONS, RETARDED EACH THOTTLE ONE AT A TIME & NO CHANGE IN VIBRATION.SDR AALA20110703MIA01Trim Panel · defectiveMIA - CREW REPORTED RUDDER TRIM FAILED DURING CLIMBOUT. NO INDICATIONS OR RUDDER MOVEMENT. EMERGENCY DECLARED FLIGHT RETURNED MIA LANDED WITHOUT INCIDENT. REPLACED RUDDER AILERON TRIM PANEL. SYSTEM GROUND CHECK NORMAL OPERATION.SDR UALA2011062303098Actuator · faultyLOWER RUDDER PCA FAILED FREEPLAY INSPECTION CHECK. ON NR 2682N00184. REMOVED AND REPLACED THE LOWER RUDDER PCA IAW MM, OPS & LEAK CHECKED GOOD. FREEPLAY CHECK GOOD IAW MM.SDR UALA2011061702972Actuator · malfunctionedRUDDER OUT OF RIG 5 UNITS TO LEFT. WORKING RDR RIG. MEASURED RUDDER ACTUATOR INDEX POSITIONS FOR LEFT, CENTER AND RIGHT HYDRAULIC SYSTEMS. WHEN ALL SYSTEMS PRESSURIZED, INDEX IS SLIGHTLY TO THE LEFT OF PLATE. WHEN RIGHT SYSTEM PRESSURIZED ONLY, RUDDER TRAILISDR AALA20110615MIA01Actuator · inoperativeMIA - CREW REPORTED RUDDER TRIM INOPERATIVE DURING FLIGHT. FLIGHT RETURNED MIA LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RUDDER TRIM ACTUATOR. SYSTEM GROUND CHECK NORMAL OPERATION.SDR CA110615004Roll Pin · migratedRUDDER TRIM WHEEL SPINNING FREELY. DURING INVESTIGATION, FOUND ROLL PIN MIGRATED OUT OF TRIM WHEEL (ACTS AS A DOWL PIN) RE-INSTALLED ROLL PIN.SDR MASA2011050302585Control Panel · malfunctionedRTF AND EMERGENCY DECLARED DUE TO RUNAWAY RUDDER TRIM. PASSENGERS WERE NOT BRACED. RUDDER TRIM MOVED UNCOMMANDED WITH AUTO-PILOT ENGAGED. FLIGHT CREW PULLED RUDDER TRIM CIRCUIT BREAKER AS A PRECAUTION ON APPROACH. MX REPLACED TRIM CONTROL PANEL.SDR UALA2011041201774Actuator · faultyNR 2 RUDDER TRIM INOPERATIVE. ACTUATOR CHANGED, BAD FROM STOCK. RUDDER DOES NOT RETURN TO ZERO POSITION WHEN TRIM RESET BUTTON PRESSED. REMOVED ACTUATOR MOUNT BOLTS AND GROUND STRAP MOUNT BOLT. NEW ACTUATOR ON AOG Z4932. RUDDER REQUIRES ABOUT 4.3 RT TRIM SDR A6WA201140173Trim Panel · malfunctionedFLT 3755, LOG 212249/1, DLY 3594, RUDDER TRIM KNOB STUCK IN FLIGHT MOMENTARILY WITH LT RUDDER TRIM INPUT. TRIM TENDS TO RUN-AWAY WITHOUT CORRECTION. R & R RUDDER/ AILERON TRIM PANEL REF AMM 27-22-00. OPS CKS GOOD.SDR UALA2011030401065Control Panel · faultyRUDDER TRIM INTERMITTANTLY INOP IN RIGHT DIRECTION. LEFT WORKS OKAY. REPLACED RUDDER AILERON TRIM PANEL PER MM AND GROUND TEST GOOD.SDR UALA2011022800965Actuator · leakingHYD LEAK COMING FROM VERTICAL STABILIZER MID AREA. SWING RUDDER BACK AND FORTH, WITH RIGHT HYD SYSTEM,LEAK INTENSIFED. REPLACED RT RUDDER PCA REF MM.SDR U2RA449SPIM004Drive Assy · crackedRUDDER TAB DRIVE SECTOR BROKEN.SDR MASA2011012901825Trim Switch · dirtyCONFIG RUDDER, UNCOMMANDED RUDDER MOVEMENT. CREW ABORTED TAKEOFF. MX CLEANED RUDDER TRIM SWITCH, OPS CHECK GOOD.SDR UALA2011011400223Actuator · inoperativeRUDDER TRIM INOPERATIVE. TRIED NEW RUDDER TRIM CONTROL PANEL, NO HELP. TRIM INDICATOR AND BOTH EICAS INDICATIONS REFLECT SAME.VERIFIED VOLTAGE INTO AND THRU CONTROL PANEL.RUDDER MOVEMENT NORMAL WITH PEDALS. ELECTRIC TRIM TOTALLY INOP. REPLACED TRIM ACTUATOR PSDR CA110118004Actuator · malfunctionedDURING A BASE INSP, IT WAS DISCOVERED THAT THE RUDDER TRIM WHEEL WAS EXTREMELY DIFFICULT TO OPERATE. ON EXAMINATION, IT WAS FOUND THAT 1 OF THE ACTUATOR SCREWS SEEMS TO HAVE JUMPED A THREAD. THE TRIM ACTUATOR WAS REPLACED WITH A NEW PN 55654-102.SDR HALA2010121600586Trim System · slowETOPS SIGNIFNICANT SYS - RT RUDDER TRIM OPERATION SLOW OR UNRESPONSIVE SOMETIMES. NO MOVEMENT OR VERY SLOW OCCASIONALLY NORMAL PARKED AT GATE. PERFORMED FIM 27-21-00/ FIG 106 FOUND RUDDER TRIM CONTROLS TO OPERATE NORMAL, OK FOR CONT SERVICE.SDR HALA2010120600577Actuator · faultedETOPS SIGNIFICANT SYS - ON TAXI OUT THE RUDDER TRIM WOULD ONLY GO RT, COULD NOT GO LT TO RECENTER THE TRIM. REMOVED RUDDER TRIM CONTROL PANEL IAW AMM 27-21-23 TROUBLESHOT WIRING: WIRING FROM D1830 TO D1894 CHECKS OK. FOUND PIN 2 TO 1 ON RUDDER TRIM ACTUATOR SDR DXTA2010120204342Actuator · failedAFTER TAKEOFF AMBER CAS "RUD LIMIT FAIL B" RUDDER LIMIT 90 PERCENT. RUDDER LOWER ACTUATOR FAILED CHECK. REMOVED LOWER ACTUATOR AND REPLACED WITH NEW. COMPLETED TASK 27-20-00-720, LOWER TRAVEL TEST, RUDDER CONTROL SYS LIMITER TEST, RUDDER TRIM TEST, UPPER RSDR CA101123005Actuator · overservicedDURING A FUNCTIONAL CHECK, MECHANIC NOTICED HE COULD NOT MOVE RUDDER TRIM TO FULL DEFLECTION. MOVEMENT RESTRICTED TO ABOUT A 1/2 DEGREES LT TO RT. FOLLOWING THE TROUBLE SHOOTING GUIDE IN THE MM AND OUR OWN INVESTIGATION OF THE RUDDER TRIM ACTUATOR SYSTEM, WSDR DALA1033040911Shutoff Valve · leakingSOON AFTER GEAR EXTENSION ON APPROACH THE CAPTAINS' SIDE AFTLAVATORY SMOKE DETECTOR WENT OFF. A THIN WHITE HAZE WAS VISIBLE THOUGH OUT THE CABIN ALTHOUGH THE SMELL WAS WORSE INTHE AFT CABIN. THE FLIGHT ATTENDANTS DESCRIBED THE SMELL AS AN ELECTRICAL IN NATURE.SDR F3LA2010111400549Actuator · out of rigACFT FLEW AT 5 TO 10 DEGREE LT WING DOWN ON AP, FL CTL SHOWED LT AILERON UP. FUEL BALANCE OK. ACFT WANTED TO FLY IN LT SLIP. FOUND RUDDER TRIM TO BE OUT RIG. REMOVED RUDDER TRIM ACTUATOR, PERFORM ZEROING PROCEDURE ON ACTUATOR. ADJUST ARTIFICIAL FEEL SPRING SDR UALA2010102904010Actuator · faultyRUDDER TRIM STOPPED WORKING DURING APPROACH. PHASE (RT AND LT). WORKS NOW ON GROUND. REPLACED THE RUDDER TRIM ACTUATOR IAW MM. (RUDDER TRIM INTERMITTENT OPERATION). REPLACED THE RUDDER TRIM ACTUATOR.SDR UALA2010102103898Actuator · faultyRUDDER TRIM IS INTERMITTENT. TRIM KNOB WILL NOT MOVE RUDDER. REPLACED RUDDER TRIM ACTUATOR AND OPS CHECKED OKAY.SDR CA101019008Actuator · seizedFLIGHT CREW REPORTED RUDDER TRIM WOULD NOT MOVE LT OF NEUTRAL. ACTUATOR REMOVED AND FOUND SEIZED. ACTUATOR REPLACED AND ACFT RETURNED TO SERVICE.SDR UALA2010101303808Rod · out of adjustRUDDER TRIM ISSUE. REQUIRES 3.5 UNITS OF LT RUDDER TO FLY STRAIGHT AND LEVEL. RUDDER PCA'S RIG COMPLETE, NOW ADJUSTING RUDDER RATIO INPUT RODS. ADJUSTED RUDDER AND RUDDER TRIM CONTROL SYSTEM, OPS CHECKED GOOD.SDR UALA2010100103629Actuator · failedRUDDER RATIO EICAS, FLIGHT DIVERTED. FOUND PCA FAULT BALL AND TEST FAIL FAULT BALL ON LT RUDDER RATIO CHANGER MODULE. INSTALLED NEW RRCM IN LT SIDE AND TESTED, BOTH RRCM'S SHOW FAIL AFTER 14 SECONDS. REINSTALLED ORIGINAL RRCM IN LT SIDE. NEW RRCM ON AOG R0994.SDR REXA201000138Trim Switch · faultyRUDDER WENT FULL RIGHT DEFLECTION DURING CLIMB. AIRCRAFT ROLLED RIGHT. AUTOPILOT DISCONNECTED. RUDDER RETURNED TO NEUTRAL QRH FOR RUDDER JAM AND RUNAWAY. DECLARED EMERGENCY. REMOVED AND REPLACED RUDDER TRIM SWITCH IAW AMM 27-20-00. SEE DISCR NR 2 FOR OP/SDR R61A20100399Actuator · inoperativeCREW REPORTED DURING CRUISE HAD UNCOMMANDED RUDDER MOVEMENT TO THE RIGHT, CREW DIDN'T DECLARE EMERGENCY BUT DIVERTED TO IND AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE RUDDER TRIM ACTUATOR AND TRIM CONTROL PANEL PER EMB AMM, OPS CHECK GO
Back to JASC 2721