# Service difficulty reports: Honeywell LTS101-600A-2 A list on [Honeywell LTS101-600A-2](https://openairdocs.org/engine/honeywell-lts101-600a-2.md). Newest first. General aviation reporting is voluntary. - [SDR CA111007001](https://openairdocs.org/sdr/CA111007001.md): Compressor · stalled · Oct 5, 2011 · Snias AS350D · Turbine Engine Compressor Section > (CAN) WHILE ON FINAL APPROACH TO A WELL SITE, THE PILOT HEARD A LOUD BANG FOLLOWED BY A SEVERE AIRFRAME VIBRATION. AN AUTOROTATION WAS INITIATED AND A NORMAL LANDING ENSUED WITH NO FURTHER INCIDENT. THE ACFT WAS INSPECTED BY MX PERSONNEL BUT NO APPARENT DEFE - [SDR CA080117003](https://openairdocs.org/sdr/CA080117003.md): Bypass Valve · cracked · Jan 11, 2008 · Snias AS350BA · Aircraft Fuel Filter/Strainer > (CAN) THE AC LANDED AFTER FLYING SEVERAL HOURS ON A SEISMIC JOB. WHILE DOING A QUICK DI, THE ENGINEERS NOTICED FUEL ON THE TRANSMISSION DECK. IT WAS DISCOVERED THAT THE FUEL FILTER BYPASS INDICATOR PLASTIC HOUSING ON THE BYPASS VALVE ASSY (PN 57171-2A) WAS CRA - [SDR CA071211008](https://openairdocs.org/sdr/CA071211008.md): Wye Pipe · leaking · Dec 10, 2007 · Snias AS350BA · Aircraft Fuel Distribution System > (CAN) THE AC WAS BEING REFUELED OUT SIDE WHEN FUEL STARTED POURING ON THE GROUND FROM SOMEWHERE IN THE FUEL TANK AREA. FURTHER INVESTIGATION REVEALED THE (Y) CONNECTION OF THE FUEL SUPPLY LINE FROM THE 2 BOOST PUMPS HAD SIMPLY FALLEN OUT OF THE FUEL LINE GOING - [SDR CA070321010](https://openairdocs.org/sdr/CA070321010.md): Fcu · failed · Mar 16, 2007 · Snias AS350D · Fuel Control/Turbine Engines > (CAN) THE ENGINE FLAMED OUT WHILE THE THROTTLE WAS BEING RETARDED DURING A PRACTICE AUTOROTATION. THE POSITION OF THE THROTTLE AT THE TIME OF THE FLAME OUT WAS NO WHERE NEAR THE POSITION IT NORMALLY CUTS OFF THE FUEL DURING NORMAL SHUTDOWN. AFTER CONDUCTING A - [SDR CA070204001](https://openairdocs.org/sdr/CA070204001.md): Channel · cracked · Feb 1, 2007 · Snias AS350D · Fuselage Miscellaneous Structure > (CAN) DURING AN UNSCHEDULED MAINTENANCE PROCEDURE OF THE VIBRATION DAMPER ASSEMBLIES UNDER THE CABIN FLOOR, IT WAS FOUND THROUGH THE USE OF A BOROSCOPE THAT THE IB CHANNELS OF THE LATERAL SUPPORT STRUCTURE WERE CRACKED AT THE UPPER ENDS. SUBSEQUENT INSPECTION - [SDR CA060612006](https://openairdocs.org/sdr/CA060612006.md): Unknown · unknown · Jun 10, 2006 · Snias AS350D · Standard Practices/Structures > ON FINAL APPROACH, APPROX 300 FT AGL, PILOT HEARD LOW ROTOR HORN ACTIVATE AND ENG LOOSE PWR. A SUCCESSFUL AUTOROTATION WAS COMPLETED WITH NO FURTHER INCIDENT. AFTER LANDING, ENG WAS STILL RUNNING AND ONCE COLLECTIVE WAS LOWERED, ENG RETURNED TO FULL PWR. PIL - [SDR CA060605011](https://openairdocs.org/sdr/CA060605011.md): Governor · malfunctioned · May 29, 2006 · Snias AS350D · Turbine Governor > (CAN) HELICOPTER STARTED NORMALLY BUT WHEN THE THROTTLE WAS ADVANCED TO THE GATE (100 PERCENT NR), THE MAIN ROTOR STARTED OVERSPEEDING (400 RPM APPROX). THE THROTTLE WAS THEN PULLED BACK AND THE ROTOR SPEED DROPPED. WHEN THE THROTTLE WAS ADVANCED INTO THE GATE - [SDR CA050609016](https://openairdocs.org/sdr/CA050609016.md): Fuel Control · misrigged · Apr 6, 2005 · Snias AS350D · Fuel Controlling System > (CAN) FCU INSTALLED. PILOT DID THE FIRST START AND THE T4 INDICATED 865C AT THE HIGHEST POINT BEFORE HE SHUT IT DOWN. FCU CHECKED AND FOUND THROTTLE RIGGING WAS DONE INCORRECTLY. AT SHUTDOWN THE THROTTLE LEVER WAS LOCATED IN THE GREEN AT 15 DEGREES. THE PILO - [SDR CA041110010](https://openairdocs.org/sdr/CA041110010.md): Connector · unserviceable · Aug 20, 2004 · Snias AS350D · Electrical Power System Wiring > (CAN) WHEN INSTALLING A REPLACEMENT BATTERY, NOTICED THE TEMP SENSOR WIRING HARNESS DID NOT HAVE A JUMPER WIRE. FURTHER INSPECTION REVEALED THAT THERE WAS NO SHUNT INSTALLED IN THE CONNECTOR. A REVIEW OF THE CHR SHOWED THAT THE ENTRIES WERE MADE REGARDING TH - [SDR CA040604007](https://openairdocs.org/sdr/CA040604007.md): Modulator · failed · May 24, 2004 · Snias AS350D · Engine (Turbine/Turboprop) > (CAN) PILOT HEARD AND FELT LOUD POPPING NOISE FROM ENGINE ACCOMPANIED WITH LOSS OF POWER. AIRCRAFT LANDED SUCCESSFULLY. FLOW FENCE PROBLEM SUSPECTED. AIRFLOW MODULATOR REPLACED, AIRCRAFT TEST FLOWN OK. - [SDR CA040315007](https://openairdocs.org/sdr/CA040315007.md): Link · broken · Sep 11, 2003 · Snias AS350D · Engine Temperature Indicating System > (CAN) DURING NORMAL CRUISE FLIGHT, THE PILOT NOTICED A SUDDEN SHARP RISE IN T4 (TOT) STILL WITHIN LIMITS. AFTER RETURNING TO BASE, ONE OF THE LINKS CONTROLLING THE FLOW FENCE WAS FOUND TO BE BROKEN. - [SDR CA040315006](https://openairdocs.org/sdr/CA040315006.md): Governor · failed · Aug 27, 2003 · Snias AS350D · Turbine Governor > (CAN) MAIN ROTOR RPM WAS FOUND TO OSCILLATE DURING CRUISE FLIGHT AND SOMETIMES DROOP DOWN -5 RPM NR. REPLACING FUEL CONTROL UNIT, FUEL PUMP AND GOVERNOR DID NOT HELP THE PROBLEM. REPLACING THE OVERSPEED GOVERNOR ELIMINATED ALL SYMPTOMS. - [SDR CA030312003](https://openairdocs.org/sdr/CA030312003.md): Belt · broken · Feb 26, 2003 · Snias AS350D · Hydraulic Pump (Electric/Engine), Main > (CAN) ON DESCENT FOR THE BASE, THE CAUTION HORN AS WELL AS (HYDRAULIC PRESSURE) LIGHT CAME ON. A/C LANDED WITHOUT INCIDENT. UPON INSPECTION, HYDRAULIC PUMP BELT WAS FOUND BROKEN, LAYING ON THE TRANSMISSION DECK. THE BELT WAS BROKEN AT THE JOINT. - [SDR CA021217001](https://openairdocs.org/sdr/CA021217001.md): Nozzle · eroded · Nov 10, 2002 · Snias AS350D · Turbine Section > (CAN) DURING DISASSEMBLY OF ENGINE, THE THREE RING SEALING FEATURE OF NOZZLE WAS FOUND SEPARATED FROM THE NOZZLE, AFT OF THE VANE TRAILING EDGE. SEPARATION IS ATTRIBUTED TO EXCESSIVE EROSION CAUSED BY INEFFICIENT FUEL BURN (ENGINE GENERATED CARBON BALL EROSI - [SDR CA011109008](https://openairdocs.org/sdr/CA011109008.md): Friction Ring · failed · Oct 9, 2001 · Snias AS350D · Main Rotor Control > (CAN) LOCK PIN NR 10 EITHER NOT PROPERLY INSTALLED OR CAME LOOSE ALLOWING NUT NR 9 TO VIBRATE LOOSE FROM LOWER THREAD PORTION OF COLLAR NR 8, THIS ALLOWED THE ENTIRE FRICTION ASSY TO BE LIFTED BY HAND. THIS COULD EASILY THEN CAUSE BINDING OR LIMIT CYCLIC MOVEM - [SDR CA010725024](https://openairdocs.org/sdr/CA010725024.md): Rod End · separated · Jul 4, 2001 · Snias AS350D · Main Rotor Control > (CAN) DURING POST FLIGHT INSPECTION OF AIRCRAFT IT WAS NOTICED THAT THE MAIN ROTOR PITCH LINK ROD AND RETAINER HAD SEPARATED FROM ROD END. PILOT CONFIRMED THAT ON PREVIOUS FLIGHT HE HAD STARTED TO EXPERIENCE A MAIN ROTOR VIBRATION. MAIN ROTOR AND SWASHPLATE AS - [SDR CA010704003](https://openairdocs.org/sdr/CA010704003.md): Manifold · leaking · Jun 28, 2001 · Snias AS350D · Engine Fuel Distribution > (CAN) FUEL FOUND ON ENGINE DECK DURING DAILY INSPECTION. GROUND RUN AND LEAK CHECKPERFORMED. FUEL FOUND EMANATING FROM LEAK IN FUEL MANIFOLD ASSEMBLY. MANIFOLD REPLACED AND LEAK CHECK CARRIED OUT. SYSTEM CHECKED SERVICEABLE AND AIRCRAFT RETURNED TO SERVICE. LE - [SDR CA001218015](https://openairdocs.org/sdr/CA001218015.md): Pin · broken · Nov 8, 2000 · Snias AS350D · Main Rotor Blades > (CAN) THE BROKEN PIN WAS DISCOVERED STILL SITTING IN PLACE INSIDE THE TWO BLADE PINS. THE PILOT CLAIMS TO HAVE DONE AN APPROPRIATE PRE-FLIGHT CHECK THAT MORNING. IT IS UNKNOWN HOW MANY HOURS THE AIRCRAFT FLEW IN THIS CONDITION. - [SDR CA000511010](https://openairdocs.org/sdr/CA000511010.md): Latch · malfunctioned · Mar 30, 2000 · Snias AS350D · Flight Compartment Equipment > (CAN) IT WAS NOTICED THAT 2 OF THE FOUR SEAT BELT LATHCHES DO NO ALWAYS ENGAGE PROPERLY. WHEN THE BUCKLE IS INSERTED ALL THE WAY INTO THE LATCH, IT SOUNDS AN D LOOKS LIKE IT IS LATCHED BUT IF WE PULL THE BELT TO TIGHTEN IT, THE BUCKLE PULLS OUT OF THE LATCH WI - [SDR CA991210002](https://openairdocs.org/sdr/CA991210002.md): Shackle · failed · Oct 22, 1999 · Snias AS350D · Fuselage, Seat/Cargo Attach Fittings > (CAN) WHILE TESTING A SKISMIC BIRD, THE PILOT FELT THE LOAD RELEASE FROM THE AIRCRAFT. THE CARGO HOOK WAS FUNCTIONALLY TESTED BEFORE AND AFTER THE FLIGHT AND FOUND TO OPERATE CORRECTLY. SUBMITTER STATED INDICATIONS APPEAR THAT THE CUSTOMER SUPPLIED SLING SH - [SDR CA990323025](https://openairdocs.org/sdr/CA990323025.md): Cowl · separated · Jan 27, 1999 · Snias AS350D · Aerodynamic Fairings > (CAN) DURING FLIGHT, THE FORWARD BELLY COWLING SEPARATED FROM THE AIRCRAFT AND LANDED IN A FIELD. THE AIRCRAFT LANDED WITHOUT INCIDENT. SUBSEQUENT INVESTIGATION REVEALED THAT 4 LATCHES WERE WORN AND MAY NOT HAVE BEEN POSITIVELY ENGAGED. THE LATCHES AND COWLI - [SDR CA970916017](https://openairdocs.org/sdr/CA970916017.md): Screw · wrong part · Sep 3, 1997 · Snias AS350D · Main Rotor Gearbox > (CAN) DURING DISASSEMBLY OF DRIVE SHAFT, 3 OF 12 SCREWS FOUND WERE THE WRONG TYPE. THERE WAS NO SPLIT PIN HOLE, AND THEY HAD BEEN INSTALLED WITH A HEXAGONAL, INTERNAL LOCK NUT. THE ENDS HAD BEEN CENTER PUNCHED TO PEEN ENDS OVER. SCREWS SHOULD BE CASTELATED - [SDR 96ZZZX1032](https://openairdocs.org/sdr/96ZZZX1032.md): Bearing · failed · Apr 1, 1995 · N900PH · Snias AS350D · Turbine Engine Accessory Drive > AFTER ENGINE TEAR-DOWN, THE NR 19 BEARING WAS FOUND BROKEN IN 3 PLACES AROUND THE OUTER RACE. THE BEARING IS A SLIP/FIT IN THE GEARBOX AND THE BORE WAS WORN FROM THE BEARING SPINNING. SUBMITTER SUGGESTS A METHOD OF PINNING OR SECURING THE BEARING OUTER RACE ## 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 engine_model_key = 'LTS101600A2' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/honeywell-lts101-600a-2/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.