# Service difficulty reports: Eurocopter EC120B A list on [Eurocopter EC120B](https://openairdocs.org/model/eurocopter-ec120b.md). Newest first. General aviation reporting is voluntary. Page 1 of 5 · 222 reports - [SDR CA190604025](https://openairdocs.org/sdr/CA190604025.md): Swashplate · damaged · May 30, 2019 · Urocop EC120B · Main Rotor Mast/Swashplate > (CAN) DURING A 500FH INSPECTION OF THE SWASHPLATE ASSEMBLY, IT WAS NOTED THAT INJECTION OF GREASE INTO THE BALL BEARING WAS NOT POSSIBLE. UPON DISASSEMBLY FOR FURTHER INSPECTION, IT WAS NOTED THAT THE NOTCHES IN THE BEARING WERE NOT ALIGNED AT INSTALLATION WIT - [SDR CA190509010](https://openairdocs.org/sdr/CA190509010.md): Bearing · rough · May 8, 2019 · Urocop EC120B · Tail Rotor Drive Shaft > (CAN) EXCESSIVE HEAT WAS NOTED DURING THE POST MAINTENANCE CHECK FOR HEATING IN THE FORWARD TAIL ROTOR SHAFT BEARING. DURING DISASSEMBLY OF THE BEARING UNIT IT WAS NOTED THE SEALS APPEARED BURNT ALONG WITH THE GREASE HAVING A BURNT SMELL. THE BEARING WAS REMOV - [SDR CA190423019](https://openairdocs.org/sdr/CA190423019.md): Bearing · seized · Mar 29, 2019 · Urocop EC120B · Rotorcraft Flight Control > (CAN) FOLLOWING A REPORT OF THE COLLECTIVE JAMMING DURING TAKEOFF, THE AIRCRAFT FLIGHT AND ENGINE CONTROLS WERE INSPECTED. THERE WAS NO FAULT FOUND AT FIRST. THE HYDRAULIC CART WAS CONNECTED TO THE AIRCRAFT SERVOS AND THE COLLECTIVE WAS CYCLED UP AND DOWN MULT - [SDR 2018FA0000077](https://openairdocs.org/sdr/2018FA0000077.md): Display · malfunctioned · Mar 5, 2018 · N146CB · Urocop EC120B · Independent Instruments > RECEIVED A MODIFIED VEMD. AFTER INSTALLATION, AND INITIAL POWER UP, BOTH SCREENS DISPLAYED LANE FAILURE. - [SDR 2017FA0000324](https://openairdocs.org/sdr/2017FA0000324.md): Wire · chafed · Jun 27, 2017 · N820PM · Urocop EC120B · Main Rotor Drive System Wiring > THE MAIN GEAR BOX OIL PRESSURE SWITCH WAS CAUSING MG8 PRESSURE LIGHT TO ILLUMINATE ON CAUTION PANEL. THIS OIL PRESSURE SWITCH ONLY LASTED 21 DAYS WITH 101.6 HRS FLOWN. FURTHER RESEARCH INTO THIS PARTICULAR PART SHOWED INTERNAL WIRES CHAFFED AGAINST MICRO - [SDR 2017FA0000323](https://openairdocs.org/sdr/2017FA0000323.md): Pressure Switch · chafed · Jun 26, 2017 · N820PM · Urocop EC120B · Main Rotor Gearbox > THIS MAIN GEAR BOX OIL PRESSURE SWITCH WAS CAUSING MGB PRESSURE LIGHT TO ILLUMINATE ON CAUTION PANEL. FURTHER RESEARCH INTO THIS PARTICULAR PART SHOWED INTERNAL WIRES CHAFFED AGAIN HOUSING CAUSING A SHORT IN WIRES AND ILLUMINATING MGB PRESSURE LIGHT. SUGGEST - [SDR KW1R20161215005](https://openairdocs.org/sdr/KW1R20161215005.md): Fire Detector · contaminated · Dec 18, 2016 · N454F · Urocop EC120B · Fire Detection > SEVERAL MINUTES AFTER TAKE-OFF "ENG FIRE" WARNING LIGHT ILLUMINATED AND A PRECAUTIONARY LANDING WAS EXECUTED. WARNING LIGHT EXTINGUISHED PRIOR TO LANDING, LIGHT WAS ILLUMINATED FOR APPROX. 30 SECONDS TOTAL. AN INITIAL INSPECTION BY THE FLIGHT CREW AFTER LANDIN - [SDR CA160222001](https://openairdocs.org/sdr/CA160222001.md): Angle · detached · Feb 16, 2016 · Urocop EC120B · Fuselage Miscellaneous Structure > (CAN) REFERENCE SB 53-10 REINFORCEMENT OF XL710 FRAME FOR LATERAL Y VIBRATION DAMPER SUPPORT. SHEARED RIVETS IN ANGLE P/N C533A2103301. DAMAGE APPEARS TO BE FROM IMPROPER INSTALLATION OF THE ANGLE. IT WAS INSTALLED WITH A GAP BETWEEN THE ANGLE AND FRAME X1710. - [SDR 1HTR2016011300001](https://openairdocs.org/sdr/1HTR2016011300001.md): Pressure Switch · malfunctioned · Dec 29, 2015 · N121PD · Urocop EC120B · Main Rotor Gearbox > IN FLIGHT ILLUMINATION OF MAIN GEAR BOX PRESSURE CAUTION LIGHT, RED, PILOT MADE AN UNSCHEDULED PRECAUTIONARY LANDING. PRESSURE SWITCH WAS STICKING. - [SDR KW1R20151228004](https://openairdocs.org/sdr/KW1R20151228004.md): Valve · binding · Dec 24, 2015 · N453F · Urocop EC120B · Heating System > P2 HEAT VALVE WOULD NOT TURNOFF WHILE ENGINE WAS RUNNING. P2 VALVE WAS ABLE TO BE TURNED OFF AFTER ENGINE SHUTDOWN. - [SDR KW1R20151222003](https://openairdocs.org/sdr/KW1R20151222003.md): Valve · binding · Dec 22, 2015 · N452F · Urocop EC120B · Heating System > UPON RETURNING FROM A FLIGHT PILOT WAS UNABLE TO SHUTOFF THE P2 HEAT VALVE, CABIN HEAT ON, AIRCRAFT SHUTDOWN. - [SDR CA151123007](https://openairdocs.org/sdr/CA151123007.md): Scissor Link · scored · Nov 20, 2015 · Urocop EC120B · Main Rotor System > (CAN) ON VISUAL DAILY INSPECTION THE COTTER PIN SAFETY DEVICE ON THE FASTENING BOLT/NUT FOR THE SCISSOR ASSEMBLY TO THE MAIN ROTOR MAST WAS FOUND SHEARED OFF ON THE TOP SIDE AND SEVERELY DEFORMED ON THE BOTTOM SIDE. UPON FURTHER INSPECTION THE SCISSOR ASSEMBLY - [SDR 2015FA0000294](https://openairdocs.org/sdr/2015FA0000294.md): Pressure Switch · chafed · Jun 29, 2015 · N820PM · Urocop EC120B · Main Rotor Gearbox > MAIN GEAR BOX PRESSURE SWITCH CAUSING FALSE READING, LIGHT TO ILLUMINATE. FURTHER RESEARCH SHOWS THAT CAUSE WAS INTERNAL WIRE CHAFING. - [SDR CA150601007](https://openairdocs.org/sdr/CA150601007.md): Drive Assy · broken · May 14, 2015 · Urocop EC120B · Starter-Generator > (CAN) HELICOPTER OPERATOR DETECTED ENGINE VIBRATION. TROUBLESHOOTING DETERMINED THE STARTER WAS THE CAUSE. ST/GEN RECEIVED BY O/H AMO FOR INSPECTION/REPAIRS. FOUND THE DRIVE END, ENDBELL BEARING LINER HAS BROKEN LOOSE IN ITS ENDBELL CASTING. BEARING LINER R - [SDR KW1R20150129002](https://openairdocs.org/sdr/KW1R20150129002.md): Valve · binding · Jan 28, 2015 · N452F · Urocop EC120B · Heating System > DUCT TEMPERATURE WARNING LIGHT ILLUMINATED AND PILOT ATTEMPTED TO TURN OFF CABIN HEAT. VALVE WAS BINDING AND WAS DIFFICULT TO SHUTOFF. VALVE WAS JUST INSTALLED 63.6 HRS AGO FOR THE SAME REASON. - [SDR CA141030006](https://openairdocs.org/sdr/CA141030006.md): Scissor Link · seized · Oct 29, 2014 · Urocop EC120B · Main Rotor Mast/Swashplate > (CAN) MALE BUSHING, SEIZED INTO THE FEMALE BUSHING ON THE SCISSOR LINK BLOCK. THE PARTS IN QUESTION HAVE BEEN REMOVED FROM SERVICE AND QUARANTINED AND THE SCISSOR LINK BLOCK IS GOING TO BE SENT TO MFG TECHNICAL REP IAW HIS REQUEST. THE SCISSOR LINK BLOCK HAD - [SDR 2014FA0000627](https://openairdocs.org/sdr/2014FA0000627.md): Injector · clogged · Oct 13, 2014 · N573AG · Urocop EC120B · Fuel Injector Nozzle > IN CONJUNCTION WITH LT & RT FUEL INJECTOR MANIFOLDS, ARE CAUSING EXCESSIVE EXHAUST FUMES IN THE COCKPIT. PART TIME ONLY REACHED 215.6 HOURS BEFORE BECOMING CLOGGED INTERNALLY CAUSING THE EXCESSIVE EXHAUST FUMES. PREVIOUS ISSUES HAVE ALSO NOT REACHED ITS 400 - [SDR CA140923008](https://openairdocs.org/sdr/CA140923008.md): Display · failed · Aug 29, 2014 · Urocop EC120B · Engine EGT/TIT Indicating System > (CAN) ENGINE FAILED POWER CHECK PLUS 4 TO BAD, PILOT DID 3 POWER CHECK ALL FAIL BY A FEW DEGREES C. CHANGED THE FDC FILTER AS IT WAS DIRTY AND ALSO DID A COMPRESSOR WASH AND INSPECTED THE COMPRESSOR AND TURBINE BLADES, NO DAMAGE NOTED. WE DID A GROUND RUN TO - [SDR CA140702013](https://openairdocs.org/sdr/CA140702013.md): Bushing · seized · Jun 27, 2014 · Urocop EC120B · Main Rotor Mast/Swashplate > (CAN) THE ROTATING SCISSOR ASSLY HAS 2 MAIN PARTS, THE SCISSOR LINK BLOCK PN C623A2005103 AND THE BUSHINGS, PN MM2599973, 4 EA. ON A DAILY CHECK IT WAS DISCOVERED THAT ONE OF THE BUSHINGS WAS SEIZED INTO THE SCISSOR LINK BLOCK. AFTER REMOVAL THE SEIZURE WAS CO - [SDR CA140219001](https://openairdocs.org/sdr/CA140219001.md): Support Bracket · broken · Feb 18, 2014 · Urocop EC120B · Standard Practices/Structures > (CAN) DURING HIS DI THE PILOT NOTICED THAT THE T4.5 SUPPORT BRACKET ASSY WAS FOUND TO BE BROKEN AT BOTH MOUNTING HOLES THAT ATTACH IT TO THE ENGINE FLANGE. - [SDR CA140120002](https://openairdocs.org/sdr/CA140120002.md): Engine · malfunctioned · Dec 25, 2013 · Urocop EC120B · Engine (Turbine/Turboprop) > (CAN) THE PILOT NOTICED A SUDDEN OIL PRESSURE LOSS AND HE ELECTED TO SHUTDOWN THE ENGINE. AN UNEVENTFUL SINGLE ENGINE LANDING FOLLOWED. POST FLIGHT EXAMINATION FOUND A TOTAL LOSS OF OIL AND THE MOUNTING FLANGE TO THE STARTER GENERATOR ADAPTER BROKEN. THE OPE - [SDR 2013FA0000760](https://openairdocs.org/sdr/2013FA0000760.md): Bushing · seized · Dec 19, 2013 · N376HS · Urocop EC120B · Main Rotor Head > OUTER BUSHING SEIZED ON INNER BUSHING. - [SDR CA131210002](https://openairdocs.org/sdr/CA131210002.md): Engine · failed · Dec 6, 2013 · Urocop EC120B · Engine (Turbine/Turboprop) > (CAN) AIRFRAME AND ENGINE TOTAL TIME 23.2. DURING AUTOROTATION TRAINING WITH POWER RECOVERY, IN A 3 FOOT HOVER, AN ENGINE CHIP LIGHT INDICATOR ILLUMINATED. AS THE ACFT WAS ON AN ACTIVE RUNWAY IT WAS DECIDED TO MOVE THE ACFT TO THE RAMP AREA. APPROXIMATELY 1.5 - [SDR 2013FA0000762](https://openairdocs.org/sdr/2013FA0000762.md): Bushing · scored · Nov 4, 2013 · N241CB · Urocop EC120B · Main Rotor Head > ROTATING SCISSOR "H" LINK, HAS SCORING ON BUSHINGS. - [SDR 2013FA0000744](https://openairdocs.org/sdr/2013FA0000744.md): Scissor Link · debonded · Oct 28, 2013 · N378HS · Urocop EC120B · Main Rotor Head > SCISSOR LINK FIXED BUSHING DISBONDED FROM SCISSOR LINK, INNER ROTATING, SLIP BUSHING SEIZED IN OUTER STATIONARY BUSHING. - [SDR 2013FA0000759](https://openairdocs.org/sdr/2013FA0000759.md): Bushing · debonded · Oct 22, 2013 · N372HS · Urocop EC120B · Main Rotor Head > FIXED BUSHING FROM SCISSOR LINK DISBONDED & SEIZED ON REMOVABLE CARBIDE BUSHING. - [SDR 2013FA0000761](https://openairdocs.org/sdr/2013FA0000761.md): Scissor Link · misoverhauled · Sep 27, 2013 · Urocop EC120B · Main Rotor Head > SCISSOR LINK FAILED CLEARANCE CHECK. - [SDR CA130823009](https://openairdocs.org/sdr/CA130823009.md): Bonding Strap · broken · Aug 21, 2013 · Urocop EC120B · Main Rotor System > (CAN) DURING THE MORNING DAILY PREFLIGHT INSPECTION, THE AME DISCOVERED THE ELECTRICAL BONDING BRAID ON THE RED BLADE HAD BROKEN AT THE BLADE-END LUG. BONDING STRAP, PN 365A31-1937-00 WAS REPLACED AND ACFT RETURNED TO SERVICE. - [SDR CA130531013](https://openairdocs.org/sdr/CA130531013.md): Stator Vane · damaged · May 31, 2013 · Urocop EC120B · Tail Rotor Head > (CAN) DURING AN INSPECTION, THE PAINT ON TWO FENESTRON STATOR VANES HAS BEEN FOUND CRACKED, AND THE SHAPE OF THE VANES "SWOLLEN", ABOUT 1" OF THE L/E. - [SDR 2013FA0000285](https://openairdocs.org/sdr/2013FA0000285.md): Structure · corroded · May 3, 2013 · N377HS · Urocop EC120B · Rotorcraft Tail Boom > 30 DAY CORROSION INSPECTION NOTED A SLIGHT BUBBLE ON THE EDGE OF THE RADAR ALTIMETER MOUNT AND TAIL BOOM JUNCTION. FURTHER INSPECTION REVEALED INTER-GRANULAR AND CORROSION OF ALUMINUM OUTER SKIN OF TAILBOOM STRUCTURE UNDER THE MOUNT. AFTER REMOVAL OF THE COR - [SDR CA130215006](https://openairdocs.org/sdr/CA130215006.md): Bushing · scored · Feb 13, 2013 · Urocop EC120B · Main Rotor Mast/Swashplate > (CAN) ROTATING SCISSOR ASSY. DURING INSPECTION BUSHING FOUND SCORED. 20 HRS TOTAL TIME ON BUSHING. - [SDR CA121227002](https://openairdocs.org/sdr/CA121227002.md): Adapter · damaged · Dec 21, 2012 · Urocop EC120B · Main Rotor Head > (CAN) ON A FLIGHT ON DECEMBER 21, 2012, THE FLIGHT CREW NOTED A LATERAL VIBRATION THAT BECAME MORE PRONOUNCED DURING DECENT. THE FLIGHT CREW TERMINATED THE FLIGHT AND RETURNED TO BASE. A SUBSEQUENT VISUAL INSPECTION OF THE MAIN ROTOR HEAD FREQUENCY ADAPTERS - [SDR 2013FA0000017](https://openairdocs.org/sdr/2013FA0000017.md): Outlet · burned · Dec 19, 2012 · N3926A · Urocop EC120B · Engine Collector/Tailpipe/Nozzle > DURING SCHEDULED INSPECTION, MECHANIC NOTED BURNING AROUND THE AREA OF THE EXHAUST OUTLET. IT WAS NOTED THAT THE BURNING, CRACKING AND DEBONDING HAD TAKEN PLACE IN A 12 X 9 AREA. FURTHER INSPECTION REVEALED THE CAUSE COULD BE FROM AN ENGINE BREATHER TUBE THA - [SDR 2012FA0000494](https://openairdocs.org/sdr/2012FA0000494.md): Torque Tube · worn · Jul 12, 2012 · N3926A · Urocop EC120B · Tail Rotor Drive Shaft > ACFT UNDERGOING 1500 HR INSPECTION AT A TOTAL AIRFRAME TIME OF 1501.4 HRS. THE MECHANIC FOUND THE THE WEAR ADHESIVE TAPE ON THE ORIGINAL ASSY HAD DEBONDED AND CAUSED AN ABNORMAL AMOUNT OF WEAR TO THE SHAFT (.008"). - [SDR CA120604007](https://openairdocs.org/sdr/CA120604007.md): Rail · worn · May 30, 2012 · Urocop EC120B · Cargo/Baggage Doors > (CAN) IT WAS BECOMING DIFFICULT TO OPEN OR CLOSE THE SLIDING DOOR. THE BOTTOM RAIL WAS WORN AND SOME AREAS WERE BROKEN. THE ROLLERS WERE NOT MAINTAINED PROPERLY IN THE RAIL. REPLACEMENT OF THE BOTTOM RAIL C/O, DOOR ADJUSTED, NO MORE PROBLEMS. - [SDR CA111016001](https://openairdocs.org/sdr/CA111016001.md): Magnetic Plug · damaged · Oct 13, 2011 · Urocop EC120B · Tail Rotor Gearbox > (CAN) IN CRUISE FLIGHT, PILOT SEES "GB CHIP" LIGHT FLASHING INTERMITTENTLY. HE LANDS SAFELY AND AFTER SHUTDOWN, DISCOVERS THE TAIL GEARBOX CHIP DETECTOR OUT OF ITS RECEPTACLE, HANGING BY THE ELECTRICAL CABLE. OIL LEVEL IN THE GEARBOX IS NORMAL, NO LEAK. THE - [SDR CA110829001](https://openairdocs.org/sdr/CA110829001.md): Panel · departed · Aug 18, 2011 · Urocop EC120B · Standard Practices/Structures > (CAN) WHILE FLYING WITH ALL DOORS OFF, THE COMMUNICATION PANEL (THE PANEL THAT OPENS THE CABIN TO THE REAR CARGO HOLD) FLEW OUT OF THE CABIN. NO DAMAGE WAS FOUND ON THE REST OF THE ACFT. THE PANEL HAD RECENTLY BEEN MODIFIED FOR A STRETCHER KIT INSTALLATION I - [SDR CA110610009](https://openairdocs.org/sdr/CA110610009.md): Freq Adapter · failed · Jun 9, 2011 · Urocop EC120B · Main Rotor Head > DURING A MAJOR INSPECTION, DISCOVERED THE FREQUENCY ADAPTER WAS INCORRECT (TOO LONG). PILOT HAD JUST REPORTED A SERIOUS VIBRATION ON THE GROUND. REMOVED THE FREQUECY ADAPTER AND FOUND THAT 1 OF THEM HAD STRETCHED AND REQUIRED A COMPLETE TURN IN ON THE ROD - [SDR 2011FA0000311](https://openairdocs.org/sdr/2011FA0000311.md): Skin · chafed · May 3, 2011 · N377HS · Urocop EC120B · Rotorcraft Tail Boom > DURING THE INSTALLATION OF A TAIL BOOM ON THE SAME MODEL ACFT THAT HAD BEEN REPAIRED FOR CRACKING IN THE LT FWD VOR ANTENNA MOUNT THE MECHANIC NOTED CHAFING ALONG THE BOTTOM OF THE INNER TAIL BOOM SKIN UNDER THE WIRE HARNESSES. IN SOME CASES IT HAD PENETRATED - [SDR 2011FA0000310](https://openairdocs.org/sdr/2011FA0000310.md): Skin · chafed · May 3, 2011 · N3926A · Urocop EC120B · Rotorcraft Tail Boom > DURING THE INSTALLATION OF A TAIL BOOM ON THE SAME MODEL ACFT THAT HAD BEEN REPAIRED FOR CRACKING IN THE LT FWD VOR ANTENNA MOUNT THE MECHANIC NOTED CHAFING ALONG THE BOTTOM OF THE INNER TAIL BOOM SKIN UNDER THE WIRE HARNESSES. IN SOME CASES IT HAD PENETRATED - [SDR 2011FA0000309](https://openairdocs.org/sdr/2011FA0000309.md): Structure · cracked · May 3, 2011 · N3926A · Urocop EC120B · Rotorcraft Tail Boom > DURING THE VALVE CHECK A MECHANIC NOTED A CRACK EXTENDING LONGITUDINALLY FROM THE LT FWD NAV/VOR ANTENNA MOUNT. MFG HAS PREVIOUS KNOWLEDGE OF THIS DEFECT AND HAS DEVISED A REPAIR SCHEME FOR THIS DEFECT. RDAS (REPAIR DESIGN APPLICATION SHEET) NR RDAS-AE11-014 - [SDR 2011FA0000308](https://openairdocs.org/sdr/2011FA0000308.md): Skin · chafed · May 3, 2011 · N3925A · Urocop EC120B · Rotorcraft Tail Boom > DURING THE INSTALLATION OF A TAILBOOM ON THE SAME MODEL ACFT THAT HAD BEEN REPAIRED FOR CRACKING IN THE LT FWD VOR ANTENNA MOUNT THE MECHANIC NOTED CHAFING ALONG THE BOTTOM OF THE INNER TAIL BOOM SKIN UNDER THE WIRE HARNESSES. IN SOME CASES IT HAD PENETRATED - [SDR 2011FA0000307](https://openairdocs.org/sdr/2011FA0000307.md): Skin · chafed · May 3, 2011 · N378HS · Urocop EC120B · Rotorcraft Tail Boom > DURING THE INSTALLATION OF THE TAILBOOM THAT HAD BEEN REPAIRED FOR CRACKING IN THE LT FWD VOR ANTENNA MOUNT THE MECHANIC NOTED CHAFING ALONG THE BOTTOM OF THE INNER TAILBOOM SKIN UNDER THE WIRE HARNESSES. IN SOME CASES IT HAD PENETRATED THE COMPOSITE MATERIA - [SDR 2011FA0000201](https://openairdocs.org/sdr/2011FA0000201.md): Skin · cracked · Mar 14, 2011 · N378HS · Urocop EC120B · Rotorcraft Tail Boom > DURING THE QC FINAL INSP PHASE OF A 100 HR INSP THE INSPECTOR NOTED A CRACK EXTENDING LONGITUDINALLY FWD AND AFT FROM THE LT FWD NAV/VOR ANTENNA MOUNT. PHOTO`S AND INFOR SENT TO MFG FOR DETERMINATION. MFG SUGGEST REMOVAL AND REPAIR BY MFG. BELIEVE PART TO B - [SDR CA110402001](https://openairdocs.org/sdr/CA110402001.md): Probe · failed · Mar 10, 2011 · Urocop EC120B · Fuel Quantity Sensor > (CAN) PILOT LOST FUEL QTY INDICATION IN FLIGHT. TROUBLESHOOTING C/O AFTER LANDING. LOWER FUEL PROBE REPLACED, FAILURE CLEARED. ACFT RELEASED. - [SDR CA110203009](https://openairdocs.org/sdr/CA110203009.md): Block · dislodged · Feb 3, 2011 · Urocop EC120B · Tail Rotor Drive Shaft > LIP SEAL OF BEARING BLOCK ASSY DISLOGED. - [SDR 2011FA0000042](https://openairdocs.org/sdr/2011FA0000042.md): Control Unit · misaligned · Jan 25, 2011 · N374HS · Urocop EC120B · Main Rotor Control > FOUND MIXER UNIT MISALIGNED CAUSING THE CYCLIC STICK TO RISE UNCOMMANDED DURING GROUND CHECKS AND ALSO CAUSED THE STRESS OF OTHER FLIGHT CONTROL COMPONENTS IN THE SYS CAUSING RIVETS TO WORK WHEN THE ACFT WAS SHUTDOWN AND THE CYCLIC IN THE LOCKED POSTION. - [SDR CA101116012](https://openairdocs.org/sdr/CA101116012.md): Seal · failed · Nov 16, 2010 · Urocop EC120B · Tail Rotor Drive Shaft > (CAN) SEALS AND SPHERICAL JOINTS REPLACED DUE TO SEAL POPPED OUT OF JOINT ON BEARING P/N 593278 ON BOX EQUIPPED P/N C651A1107101 BUT WHEN GREASE IS APPLIED TO NEW SEALS THEY ALSO POP OUT OF JOINT RELEASING GREASE PROCDURE IN MAINTENANCE MANUAL EC120B AMM 65-1 - [SDR CA101019003](https://openairdocs.org/sdr/CA101019003.md): Engine · making metal · Oct 17, 2010 · Urocop EC120B · Engine (Turbine/Turboprop) > (CAN) DURING FLIGHT ENG CHIP LIGHT WENT ON. KNOWING THE CASE HISTORY OF THIS TYPE OF WARNING ON ENGINES, THE COLLECTIVE WAS LOWERED TO MINIMUM, AUTO ROTATION SPEED ESTABLISHED, DESCENT TO VALLEY BOTTOM WAS PERFORMED, FLARE AND CUSHION LANDING WITH POWER ON (LO - [SDR CA101024001](https://openairdocs.org/sdr/CA101024001.md): Servo Control · failed · Oct 15, 2010 · Urocop EC120B · Rotorcraft Servo System > HYD SERVO WHICH CONTROLS FORE/AFT CYCLIC MOVEMENT WOULD NOT SHUTOFF WHEN COLLECTIVE "HYD SHUTOFF" SWITCH IS ACTIVATED. THE SERVO CONTINUED TO OPERATE ON ACCUMULATOR PRESSURE FOR APPROX 20 SECONDS UNTIL ACCUMULATOR WAS DEPLETED. IN THE EVENT OF A FLIGHT CONTRO Next page: https://openairdocs.org/model/eurocopter-ec120b/reports.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 aircraft_model_key = 'EC120B' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/eurocopter-ec120b/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.