N421TE, cancelled Jan 21, 2005

Service difficulty reports · 91

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. 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 n_number = 'N421TE' AND deregistration_id = 'N421TE-2005-01-21'
  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.

SDR RAIA980220Frame · corrodedSTL - DURING MAINTENANCE CHECK, FOUND CORROSION AT FRAME 31 BETWEEN STRINGERS 21L AND 21R. MAINTENANCE REPAIRED FLOOR FRAME 31 PER ATR SRM. (M)Feb 15, 1998 · N421TE · Aerosp ATR42300 · Fuselage Main, FrameSDR RAIA980109Sensor · failedFLT 7398 - STL - RIGHT DC GENERATOR FELL OFF LINE, WOULD NOT RESET. MAINTENANCE REPLACED RIGHT DC GENERATOR HALL EFFECT SENSOR. (M)Jan 7, 1998 · N421TE · Aerosp ATR42300 · DC Generating SystemSDR RAIA970626Engine · malfunctionedSTL - FLT 7380 - ENGINE ONLY PRODUCED 89 - 90 PERCENT TORQUE AT TAKEOFF. MAINTENANCE REPLACED LEFT ENGINE. ENGINE CHANGE COMPLETE 6-26-97. REPLACED FOR LOW POWER PER ECTM. (X)Jun 19, 1997 · N421TE · Aerosp ATR42300 · Engine (Turbine/Turboprop)SDR RAIA970609Duct · leakingSTL - FLT 7138 - DURING TAXI, NR 1 ENGINE FIRE WARNING LIGHT ILLUMINATED. REMOVED AND REPLACED BLEED AIR SWIVAL DUCT. (X)Jun 16, 1997 · N421TE · Aerosp ATR42300 · Pneumatic Distribution SystemSDR RAIA970608Fire Loop · failedSTL - FLT 7138 - DURING TAXI, NR 1 ENGINE FIRE WARNING LIGHT ILLUMINATED. INSPECTED AND FOUND NO EVIDENCE OF FIRE. REPLACED ENGINE FIRE LOOPS A AND B. (X)Jun 16, 1997 · N421TE · Aerosp ATR42300 · Fire DetectionSDR RAIA970607Egt Resistor · failedSTL - FLT 7180 - RIGHT ENGINE MADE 80 PERCENT TORQUE AT 790 DEGREES C. MAINTENANCE REPLACED RIGHT ENGINE EGT TRIM RESISTOR. (X)Jun 12, 1997 · N421TE · Aerosp ATR42300 · Engine EGT/TIT Indicating SystemSDR RAIA970511Prox Contl Unit · failedSTL - FLT 7151 - LANDING GEAR DID NOT EXTEND NORMALLY. PERFORMED EMERGENCY GEAR EXTENSION. MAINTENANCE REPLACED PROXIMITY CONTROL UNIT. (X)May 15, 1997 · N421TE · Aerosp ATR42300 · Landing Gear Retraction/Extension SystemSDR RAIA970510Relay · failedSTL - FLT 7108 - LANDING GEAR WOULD NOT EXTEND. PERFORMED EMERGENCY GEAR EXTENSION. MAINTENANCE REPLACED LANDING GEAR DOWN CONTROL RELAY. PERFORMED TEST FLIGHT.May 14, 1997 · N421TE · Aerosp ATR42300 · Landing Gear Retraction/Extension SystemSDR RAIA970509Selector Valve · failedMEM - FLT 7173 - INBOUND TO STL, UNABLE TO EXTEND LANDING GEAR, CYCLED HANDLE, GEAR UNSAFE, PERFORMED EMERGENCY EXTENSION. MAINTENANCE REPLACED LANDING GEAR SELECTOR VALVE. PERFORMED MAINTENANCE CHECK FLIGHT.May 13, 1997 · N421TE · Aerosp ATR42300 · Landing Gear SelectorSDR RAIA961210Inverter · failedSTL - FLT 7116 - NR 1 INVERTER FAULTED AND WOULD NOT RESET. MAINTENANCE REPLACED THE NR 1 INVERTER. (M)Dec 18, 1996 · N421TE · Aerosp ATR42300 · AC InverterSDR RAIA961041Tq Sig Cond · malfunctionedSTL - FLT 7136 - FDAU TORQUE BUGS FLUCTUATED ON RIGHT ENGINE. ONLY AN INDICATION PROBLEM. MAINTENANCE REPLACED THE RIGHT TORQUE SIGNAL CONDITIONER. (M)Oct 30, 1996 · N421TE · Aerosp ATR42300 · Engine BMEP/Torque IndicatingSDR RAIA961022Ahrs Computer · failedSTL - FLT 7152 - NR 2 AHRS FAILED. MAINTENANCE REPLACED THE NR 2 AHRS COMPUTER. (M)Oct 18, 1996 · N421TE · Aerosp ATR42300 · Integrated Flight SystemSDR RAIA960932Starter/Gen · failedSTL - FLT 7400 - LEFT DC GENERATOR FAULTED, AND WOULD NOT RESET. MAINTENANCE REPLACED THE LEFT STARTER/GENERATOR. (M)Sep 25, 1996 · N421TE · Aerosp ATR42300 · Starter-GeneratorSDR RAIA960707Engine · failedMEM - FLT 7135 - NR 1 ENGINE LOST OIL PRESSURE, ITT WENT TO 850. ENGINE WAS SHUT DOWN AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NR 1 ENGINE. (X)Jul 9, 1996 · N421TE · Aerosp ATR42300 · Engine (Turbine/Turboprop)SDR RAIA960703Trim Resistor · broken wireSTL - FLT 7408 - LEFT ENGINE REACHED MAXIMUM TEMPERATURE BEFORE MEETING TARGET TORQUE. MAINTENANCE REPAIRED WIRE ON THE LEFT T6 TRIM RESISTOR. PERFORMED GROUND RUNS. OPS CHECK GOOD. ENGINE TT: 14,615.6 HRS. (X)Jun 30, 1996 · N421TE · Aerosp ATR42300 · Engine Temperature Indicating SystemSDR RAIA960701Ccas Computer · off lineSTL - FLT 7518 - TAKEOFF CONFIGURATION WARNING CAME ON. MAINTENANCE RERACKED THE CCAS COMPUTER, TESTED SYSTEM, OPS CHECK GOOD. (X)Jun 28, 1996 · N421TE · Aerosp ATR42300 · Central WarningSDR RAIA960521Bleed Line · leaksSTL - FLT 7402 - RIGHT ENGINE WOULD NOT MAKE TARGET TORQUE. MX REPLACED THE RIGHT ENGINE NACELLE BLEED LINE. GROUND RUNS CHECK GOOD. (M)May 15, 1996 · N421TE · Aerosp ATR42300 · Pneumatic Distribution SystemSDR RAIA960517Rcau Contl Unit · failedSTL - FLT 7400 - NR 2 RADIO INTERMITTENT. REPLACED RADIO CONTROL UNIT (RCAU). (M)May 12, 1996 · N421TE · Aerosp ATR42300 · HF Communications SystemSDR RAIA960502Lamp · failedEMERGENCY ESCAPE LIGHT AT SEAT 10A INOP. REPLACED LAMP. (M)May 1, 1996 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA960432Itt Wire · brokenSTL - FLT NR 7398 - LEFT ENGINE ITT GAUGE FLUCTUATES 0-950 DEGREES, ALL OTHER PARAMETERS NORMAL. MAINTENANCE REPAIRED BROKEN WIRE ON LEFT ENGINE T6 HARNESS, PERFORMED GROUND RUNS OPERATIONAL CHECK GOOD.Apr 23, 1996 · N421TE · Aerosp ATR42300 · Engine EGT/TIT Indicating SystemSDR RAIA960417Wire · failedSTL - FLT RN 7136 - LOST LEFT ENGINE ITT IN FLIGHT. MAINTENANCE REPLACED LEFT ENGINE ITT CABLE, PERFORMED GROUND RUNS OPERATIONAL CHECKS GOOD. (M)Apr 12, 1996 · N421TE · Aerosp ATR42300 · Engine Indicating System WiringSDR RAIA960411Seat Track · corrodedSTL - DURING MAINTENANCE CHECK, CORROSION WAS FOUND ON RIGHT INBOARD SEAT TRACK BETWEEN FRAMES 36 AND 37. MAINTENANCE REPLACED SEAT TRACK PER ATR STRUCTURAL REPAIR MANUAL. (M)Apr 9, 1996 · N421TE · Aerosp ATR42300 · Fuselage, Seat/Cargo Attach FittingsSDR RAIA960410Seat Track · corrodedSTL - DURING MAINTENANCE CHECK, FOUND SEAT TRACKS BETWEEN FRAMES 36 AND 39 HAD SURFACE CORROSION. MAINTENANCE TREATED CORROSION PER ATR STRUCTURAL REPAIR MANUAL. (M)Apr 9, 1996 · N421TE · Aerosp ATR42300 · Fuselage, Seat/Cargo Attach FittingsSDR RAIA960409Floor Beam · corrodedSTL - DURING MAINTENANCE CHECK, SURFACE CORROSION WAS FOUND ON FLOOR BEAMS 36, 37, 38, 39. MAINTENANCE TREATED CORROSION PER ATR STRUCTURAL REPAIR MANUAL. (M)Apr 9, 1996 · N421TE · Aerosp ATR42300 · Fuselage Main, Floor BeamSDR RAIA960407Stringer · corrodedSTL - DURING MAINTENANCE CHECK, CORROSION FOUND ON STRINGER 18 RIGHT SIDE, BETWEEN FRAMES 36 AND 37. MAINTENANCE REPAIRED STRINGER PER ATR SRM. (M)Apr 9, 1996 · N421TE · Aerosp ATR42300 · Fuselage Main, Longeron/StringerSDR RAIA960406Frame · corrodedSTL - DURING MAINTENANCE CHECK, FRAME 36 WAS FOUND TO HAVE CORROSION. MAINTENANCE REPAIRED FRAME 36 PER ATR SRM. (M)Apr 9, 1996 · N421TE · Aerosp ATR42300 · Fuselage Main, FrameSDR RAIA960317Blade · out of balanceSTL - FLT 7402 - RIGHT ENGINE IN-FLIGHT VIBRATION. MAINTENANCE REPLACED RIGHT PROPELLER NR 2 BLADE. PERFORMED PROPELLER BALANCE AND GROUND RUNS, OPERATIONAL CHECK GOOD. (X)Mar 14, 1996 · N421TE · Aerosp ATR42300 · Propeller Blade SectionSDR RAIA960231De-Ice Boot · wornSTL - FLT NR 7176 - AIRFRAME DE-ICE FAULTED IN FLIGHT, RETURNED TO STL WITHOUT INCIDENT. MAINTENANCE PATCHED HOLES IN RIGHT WING DE-ICE BOOT, OPERATIONAL CHECK GOOD DURING GROUND RUNS. (M)Feb 21, 1996 · N421TE · Aerosp ATR42300 · Airfoil Anti/De-ice SystemSDR RAIA960212Door · corrodedSTL - DURING A MAINTENANCE INSPECTION, PASSENGER DOOR WAS FOUND TO HAVE CORROSION ON SEVERAL STRUCTURAL MEMBERS. MAINTENANCE REPLACED PASSENGER DOOR. (X)Feb 6, 1996 · N421TE · Aerosp ATR42300 · Passenger/Crew DoorsSDR RAIA960201Battery Pack · low voltsSTL - MX - EMERGENCY TRACK LIGHTING INOP. MAINTENANCE REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACKS, OPS CHECK GOOD. (M)Feb 1, 1996 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA951217Fuel Qty Ind · failedSTL - FLT NR 7211 - LEFT FUEL QUANTITY GAUGE FLUX, BOOST PUMP CAME ON AND WOULD NOT SHUT. MAINTENANCE REPLACED FUEL QTY INDICATOR. OPS CHECK GOOD. (M)Dec 13, 1995 · N421TE · Aerosp ATR42300 · Fuel Quantity IndicatorSDR RAIA951045Contactor · failedSTL - FLT 7176 - DC BUS NR 2 FAULTED. MAINTENANCE REMOVED AND REPLACED CONTACTOR 12PU. OPERATIONAL CHECK GOOD. (M)Nov 4, 1995 · N421TE · Aerosp ATR42300 · AC Generation SystemSDR RAIA951031Pressure Switch · failedSTL - FLT 7180 - AIRFRAME AIRBLEED FAULT LIGHT ILLUMINATED IN FLIGHT. MAINTENANCE REMOVED AND REPLACED PRESSURE SWITCH, PERFORMED GROUND RUNS OPS CHECK GOOD. (M)Oct 23, 1995 · N421TE · Aerosp ATR42300 · Pneumatic Distribution SystemSDR RAIA950931Eel Battery · dischargedSTL - EMERGENCY TRACK LIGHTING INOP. MAINTENANCE REPLACED EMERGENCY LIGHT BATTERY AT GALLEY. (M)Sep 20, 1995 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA950930Eel Battery · dischargedSTL - EMERGENCY TRACK LIGHTING INOP. MAINTENANCE REPLACED EMERGENCY LIGHT BATTERY AT ROW 2AB. (M)Sep 20, 1995 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA950802Eel Battery · dischargedSTL - MAINTENANCE FOUND EMERGENCY LIGHTS WILL NOT ILLUMINATE. MAINTENANCE REPLACED EMERGENCY LIGHTING BATTERIES. (M)Aug 3, 1995 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA950749Eel Battery · dischargedSTL - MAINTENANCE FOUND EMERGENCY LIGHTS INOP. MAINTENANCE REPLACED EMERGENCY LIGHTING BATTERY. (M)Jul 27, 1995 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA950714Hmu · malfunctionedSTL - FLT 7126 - LT ENGINE LOW POWER, 28 PERCENT TQ. MAINTENANCE REPLACED LT ENG HYDROMECHANICAL UNIT AS PER PWC MM 72-40-00. GROUNDS RUNS REVEALED NORMAL OPERATION AND LEAK CHECK GOOD. (W)Jul 14, 1995 · N421TE · Aerosp ATR42300 · Fuel Controlling SystemSDR RAIA950416Fire Loop · failedMEM - FLT 7149 - RIGHT FIRE DETECTION WARNING INFLIGHT. CREW FIRED BOTH FIRE BOTTLES AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED BOTH ENGINE FIRE BOTTLES AND REPLACED RIGHT FIRE DETECTION LOOP. TEST REVEALED NORMAL OPERATION. (M)Apr 10, 1995 · N421TE · Aerosp ATR42300 · Fire DetectionSDR RAIA950415Power Supply · dischargedSTL - SEVERAL EMERGENCY LIGHTS IN THE CABIN ARE INOP. MAINTENANCE REPLACED EMERGENCY LIGHTING POWER SUPPLIES. (M)Apr 7, 1995 · N421TE · Aerosp ATR42300 · Emergency LightingSDR RAIA950227Seal · leakingSTL - FLT 7180 - RIGHT ENGINE OIL PRESSURE FLUCTUATION. MAINTENANCE REPLACED RT ENGINE AC GENERATOR GARLOCK SEAL. REPLENISHED OIL AND PERFORMED GROUND RUNS. GROUND RUNS REVEALED NORMAL OPERATION AND LEAK CHECK GOOD. (Z)Feb 19, 1995 · N421TE · Aerosp ATR42300 · Turbine Engine Accessory Drive
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