# Service difficulty reports: N3893N, cancelled Sep 10, 2011 A list on [N3893N, cancelled Sep 10, 2011](https://openairdocs.org/deregistered/N3893N-2011-09-10.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. Page 1 of 4 · 182 reports - [SDR HEEA114010](https://openairdocs.org/sdr/HEEA114010.md): Window · cracked · Feb 5, 2007 · N3893N · Bell 412 · Door Windows > PARAMEDIC NOTICED CRACK IN UPPER WINDOW COPILOTS DOOR. WHEN ATTEMPTING TO SECURE THE WINDOW WITH TAPE, WINDOW FELL OUT. MAINTENANCE REPLACED WINDOW. - [SDR HEEA107309](https://openairdocs.org/sdr/HEEA107309.md): Indicator · unknown · Nov 29, 2005 · N3893N · Bell 412 · Engine Indicating System > EN ROUTE TO VHPW, ENGINE OUT LIGHT CAME ON FOR NUMBER 2 ENGINE. PARTICLE SEPARATOR FOR NR 2 CAME ON AND N1 GAUGE FOR NR 2 WENT TO ZERO. ITT AND N2 WAS NORMAL. RETURNED TO EZF AND CONTACTED MAINTENANCE. - [SDR HEEA084936](https://openairdocs.org/sdr/HEEA084936.md): Bearing · worn · Feb 27, 2003 · N3893N · Bell 412 · Engine Mount Section > ENGINE MOUNT TRIPOD ASSY BEARINGS ARE WORN. SCRAPPED. - [SDR HEEA084795](https://openairdocs.org/sdr/HEEA084795.md): Servo · leaking · Feb 21, 2003 · N3893N · Bell 412 · Rotorcraft Servo System > MAIN ROTOR SERVO LEAKS FROM PILOT VALVES. - [SDR HEEA084791](https://openairdocs.org/sdr/HEEA084791.md): Servo · leaking · Feb 21, 2003 · N3893N · Bell 412 · Rotorcraft Servo System > TAIL ROTOR SERVO LEAKING. REPAIRED. - [SDR HEEA084790](https://openairdocs.org/sdr/HEEA084790.md): Servo · leaking · Feb 21, 2003 · N3893N · Bell 412 · Rotorcraft Servo System > TAIL ROTOR SERVO LEAKING FROM TOP SEAL. REPAIRED. - [SDR HEEA084785](https://openairdocs.org/sdr/HEEA084785.md): Actuator · inoperative · Feb 21, 2003 · N3893N · Bell 412 · Entrance Stairs > STEP ACTUATOR WILL NOT EXTEND. - [SDR HEEA084737](https://openairdocs.org/sdr/HEEA084737.md): Switch · damaged · Feb 17, 2003 · N3893N · Bell 412 · Interphone/Passenger Announcement (PA) System > HOT MIC IN FM1 MIC SELECT POSITION. REPLACED S1 SELECTOR SWITCH, S6 AND S11 MONITOR SWITCHES, FACEPLATE, VOLUME AND SELECTOR KNOBS, Q9 TRANSISTOR AND C30 CAPACITOR. REPAIRED. BENCH CHECK GOOD. - [SDR HEEA084627](https://openairdocs.org/sdr/HEEA084627.md): Transceiver · malfunctioned · Feb 14, 2003 · N3893N · Bell 412 · Automatic Direction Finder (ADF) System > ADF TRANSCEIVER DOES NOT RECEIVE. REPAIRED. - [SDR HEEA084604](https://openairdocs.org/sdr/HEEA084604.md): Transceiver · inoperative · Feb 14, 2003 · N3893N · Bell 412 · Weather Radar System > WEATHER RADAR RT INOPERATIVE. REPLACED F202 FUSE, REPAIRED, BENCH CHECK GOOD. - [SDR HEEA084520](https://openairdocs.org/sdr/HEEA084520.md): Battery · weak · Feb 14, 2003 · N3893N · Bell 412 · Battery/Charger System > MAIN BATTERY WEAK. REPAIRED. - [SDR HEEA084519](https://openairdocs.org/sdr/HEEA084519.md): Governor · oscillates · Feb 14, 2003 · N3893N · Bell 412 · Turbine Governor > GOVERNOR CAUSING OSCILLATION WHEN POWER IS APPLIED. REPAIRED. - [SDR HEEA084516](https://openairdocs.org/sdr/HEEA084516.md): Governor · malfunctioned · Feb 14, 2003 · N3893N · Bell 412 · Turbine Governor > TORQUE SPLIT. FOUND GOVERNOR BREAK SLOW TO RESPOND. REPLACED TEFLON TUBE AND ROLLER BEARINGS DUE TO WEAR. UNIT TESTED SATISFACTORY. - [SDR HEEA083600](https://openairdocs.org/sdr/HEEA083600.md): Indicator · inoperative · Jan 14, 2003 · N3893N · Bell 412 · Weather Radar System > RADAR INOPERATIVE. SHOP REPAIR. - [SDR HEEA080625](https://openairdocs.org/sdr/HEEA080625.md): Gyro · malfunctioned · Jul 29, 2002 · N3893N · Bell 412 · Attitude Gyro and Indicating System > HORIZON GYRO LIGHT INOPERATIVE. REPAIRED. - [SDR HEEA080621](https://openairdocs.org/sdr/HEEA080621.md): Gyro · malfunctioned · Jul 29, 2002 · N3893N · Bell 412 · Attitude Gyro and Indicating System > LIGHT INOPERATIVE. REPAIRED. - [SDR HEEA080620](https://openairdocs.org/sdr/HEEA080620.md): Gyro · unreliable · Jul 29, 2002 · N3893N · Bell 412 · Attitude Gyro and Indicating System > INDICATOR PRECESSES RIGHT UNTIL CARD REACHES INTERNAL STOPS, UNRELIABLE. REPAIRED. - [SDR HEEA080616](https://openairdocs.org/sdr/HEEA080616.md): Restraint · frayed · Jul 29, 2002 · N3893N · Bell 412 · Flight Compartment Equipment > SHOULDER RESTRAINT FRAYED. SCRAPPED. - [SDR HEEA080558](https://openairdocs.org/sdr/HEEA080558.md): Radar · damaged · Jul 29, 2002 · N3893N · Bell 412 · Weather Radar System > LOOSE ITEM (RESISTOR) FOUND INSIDE OF WEATHER RADAR UNIT. REINSTALLED LOOSE RESISTOR R328. REPAIRED. BENCH CHECK GOOD. - [SDR HEEA080547](https://openairdocs.org/sdr/HEEA080547.md): Indicator · fluctuates · Jul 29, 2002 · N3893N · Bell 412 · Fuel Quantity Indicator > FLUCTUATES ABOUT 50 POUNDS. REPLACED WITH SERVICEABLE PART. - [SDR HEEA080541](https://openairdocs.org/sdr/HEEA080541.md): Servo Valve · leaking · Jul 29, 2002 · N3893N · Bell 412 · Fuel Control/Turbine Engines > LARGE TORQUE OSCILLATION. FOUND SERVO VALVES AND LEVER LEAKING AIR. CLEANED VALVES AND LEVER, RESET UNIT AND TESTED SATISFACTORY. - [SDR HEEA080508](https://openairdocs.org/sdr/HEEA080508.md): Bleed Valve · oscillates · Jul 29, 2002 · N3893N · Bell 412 · Compressor Bleed Valve > BLEED VALVE DELIVERS ENGINE OSCILLATIONS. - [SDR HEEA080158](https://openairdocs.org/sdr/HEEA080158.md): Bushing · worn · Jun 26, 2002 · N3893N · Bell 412 · Tail Rotor Control System > BEARINGS AND BUSHINGS WORN. REPAIRED. - [SDR HEEA080154](https://openairdocs.org/sdr/HEEA080154.md): Float · leaking · Jun 26, 2002 · N3893N · Bell 412 · Emergency Flotation Section > EMERGENCY FLOAT BAG LEAKING. - [SDR HEEA080130](https://openairdocs.org/sdr/HEEA080130.md): Tube · worn · Jun 26, 2002 · N3893N · Bell 412 · Engine Mount Section > ENGINE MOUNT TUBE HAS WORN BEARING. SCRAPPED. - [SDR HEEA080116](https://openairdocs.org/sdr/HEEA080116.md): Transceiver · inoperative · Jun 26, 2002 · N3893N · Bell 412 · Automatic Direction Finder (ADF) System > TRANSCEIVER INOPERATIVE. NO AUDIO AND WILL NOT POINT. - [SDR HEEA079925](https://openairdocs.org/sdr/HEEA079925.md): Engine · failed · Jun 26, 2002 · N3893N · Bell 412 · Engine (Turbine/Turboprop) > WHEN PLACED IN MANUAL, GOVERNOR ENGINE COMPRESSOR STALLED AT APPROXIMATELY 70 & N1 SPEED. FLAME CAME OUT OF EXHAUST STACK. ENGINE REMOVED FOR OVERTEMP INSPECTION. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079700](https://openairdocs.org/sdr/HEEA079700.md): Bearing · worn · May 30, 2002 · N3893N · Bell 412 · Main Rotor Control > MAIN ROTOR ROD END HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079692](https://openairdocs.org/sdr/HEEA079692.md): Bearing · worn · May 30, 2002 · N3893N · Bell 412 · Main Rotor Control > MAIN ROTOR ROD END HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079687](https://openairdocs.org/sdr/HEEA079687.md): Bearing · worn · May 30, 2002 · N3893N · Bell 412 · Main Rotor Control > MAIN ROTOR ROD END HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079680](https://openairdocs.org/sdr/HEEA079680.md): Bearing · worn · May 30, 2002 · N3893N · Bell 412 · Main Rotor Control > MAIN ROTOR UNIVERSAL HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079646](https://openairdocs.org/sdr/HEEA079646.md): Cover · damaged · May 30, 2002 · N3893N · Bell 412 · Emergency Flotation Section > RT AFT FLOAT COVER LOOP AND HOOK WON'T HOLD AND KEEPS COMING OPEN IN FLIGHT. - [SDR HEEA079641](https://openairdocs.org/sdr/HEEA079641.md): Cover · worn · May 30, 2002 · N3893N · Bell 412 · Emergency Flotation Section > RT FWD FLOAT COVER LOOP AND HOOK WOULD NOT HOLD AND FLAP GETTING RAGGED. - [SDR HEEA079636](https://openairdocs.org/sdr/HEEA079636.md): Shoe · broken · May 30, 2002 · N3893N · Bell 412 · Wheel/Ski/Float > SKID TUBE SHOE HAS TWO BROKEN EARS. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079633](https://openairdocs.org/sdr/HEEA079633.md): Shoe · worn · May 30, 2002 · N3893N · Bell 412 · Wheel/Ski/Float > WELD BEADS ON SKID TUBE SHOE WORN. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079632](https://openairdocs.org/sdr/HEEA079632.md): Shoe · worn · May 30, 2002 · N3893N · Bell 412 · Wheel/Ski/Float > SKID TUBE SHOE WORN. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079613](https://openairdocs.org/sdr/HEEA079613.md): Adapter · worn · May 30, 2002 · N3893N · Bell 412 · Main Rotor Brake > QUILL ASSY FLANGE ADAPTER WORN. SEND TO VENDOR FOR REPAIR. - [SDR HEEA079599](https://openairdocs.org/sdr/HEEA079599.md): Cap · worn · May 30, 2002 · N3893N · Bell 412 · Fuselage, Landing Gear Attach Fittings > MLG ATTACH CAP HAS WORN RUBBER. - [SDR HEEA079546](https://openairdocs.org/sdr/HEEA079546.md): Cap · worn · May 28, 2002 · N3893N · Bell 412 · Wheel/Ski/Float > SKID CAP ON MLG HAS RUBBER WORN. - [SDR HEEA079515](https://openairdocs.org/sdr/HEEA079515.md): Connector · damaged · May 28, 2002 · N3893N · Bell 412 · Engine Oil Shutoff Valve > TROUBLESHOOTING FOUND "A" PIN BROKEN IN VALVE PLUG RECEPTICLE OF ENGINE OIL SHUTOFF VALVE. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079511](https://openairdocs.org/sdr/HEEA079511.md): Indicator · reads high · May 28, 2002 · N3893N · Bell 412 · Engine Oil Temperature Regulator > ENGINE OIL TEMP READS HIGH. - [SDR HEEA079499](https://openairdocs.org/sdr/HEEA079499.md): Pressure Switch · inoperative · May 28, 2002 · N3893N · Bell 412 · Fuel Boost Pump > FUEL BOOST PRESSURE SWITCH INOPERATIVE. SCRAPPED AND REPLACED WITH SERVICEABLE PART. - [SDR HEEA079439](https://openairdocs.org/sdr/HEEA079439.md): Valve · inoperative · May 28, 2002 · N3893N · Bell 412 · Heating System > HEATER MIXING VALVE INOPERATIVE. - [SDR HEEA079247](https://openairdocs.org/sdr/HEEA079247.md): Indicator · fluctuates · May 24, 2002 · N3893N · Bell 412 · Fuel Pressure Indicator > FUEL PRESSURE INDICATOR FLUCTUATES 15 TO 20 PSI WITH JUST INVERTERS ON WITH PRESSURE TO SYSTEM. - [SDR HEEA079118](https://openairdocs.org/sdr/HEEA079118.md): Crosstube · corroded · May 21, 2002 · N3893N · Bell 412 · Main Landing Gear Strut/Axle/Truck > CORROSION PITS IN ZONE 1 ON TOP SIDE OF TUBE AT A DEPTH OF.010 OF AN INCH DEEP NEAR SADDLE MOUNT. - [SDR HEEA076258](https://openairdocs.org/sdr/HEEA076258.md): Engine · stalled · Oct 9, 2001 · N3893N · Bell 412 · Engine (Turbine/Turboprop) > COMPRESSOR STALLS ABOVE 85 PERCENT N1 AND OVERTEMP (PEGGED OUT GAUGE). SENT TO PRATT AND WHITNEY FOR INSPECTION AND REPAIR. - [SDR HEEA076476](https://openairdocs.org/sdr/HEEA076476.md): Transmitter · malfunctioned · Oct 4, 2001 · N3893N · Bell 412 · Main Rotor Gearbox > PRESSURE INDICATOR NEEDLE PEGGED OUT ON HIGH SIDE. REPLACED WITH SERVICEABLE TRANSMITTER. - [SDR HEEA072703](https://openairdocs.org/sdr/HEEA072703.md): Compass · low · Apr 19, 2001 · N3893N · Bell 412 · Magnetic Compass > LOW ON FLUID. - [SDR HEEA072699](https://openairdocs.org/sdr/HEEA072699.md): Antenna · damaged · Apr 19, 2001 · N3893N · Bell 412 · Ground Proximity System > BASE IS DAMAGED. BASE IS CRACKED. SCRAPPED AND REPLACED WITH SERVICEABLE PART. - [SDR HEEA072600](https://openairdocs.org/sdr/HEEA072600.md): Light · inoperative · Apr 19, 2001 · N3893N · Bell 412 · Exterior Lighting > NOT WORKING. SENT TO OFFSHORE HELICOPTER SUPPORT FOR INSPECTION AND REPAIR. Next page: https://openairdocs.org/deregistered/N3893N-2011-09-10/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 n_number = 'N3893N' AND deregistration_id = 'N3893N-2011-09-10' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N3893N-2011-09-10/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.