N4573B, cancelled May 11, 2024

Service difficulty reports · 28

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 = 'N4573B' AND deregistration_id = 'N4573B-2024-05-11'
  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 HEEA082674Faceplate · damagedFACEPLATE BAD. FOUND LIGHT PANEL, VOLUME AND SELECTOR KNOBS, SWITCHES S6, S10, AND S11 BAD. REPLACED, REPAIRED. BENCH CHECK GOOD.Dec 11, 2002 · N4573B · Bolkms BO105S · Interphone/Passenger Announcement (PA) SystemSDR HEEA079289Blade · erodedTHE OUTBOARD ABRASION STRIP ON MAIN ROTOR BLADE HAS EROSION HOLE.May 24, 2002 · N4573B · Bolkms BO105S · Main Rotor BladesSDR HEEA063855Nozzle · crackedENGINE REMOVED DUE TO 3,500 HOUR OVERHAUL. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKED VANES ON NR 1 NOZZLE. INSTALLED NEW PART.Aug 31, 1999 · N4573B · Bolkms BO105S · Turbine SectionSDR HEEA062899Transceiver · inoperativeINOPERATIVE. WILL NOT COME ON. PERFORMED PRELIMINARY INSPECTION. FOUND UNIT TO BE DRAWING CURRENT, BUT ALL POWER SUPPLY VOLTAGES ARE LOW.Jul 12, 1999 · N4573B · Bolkms BO105S · VHF Communications SystemSDR HEEA060468Transducer · reads lowTRANSDUCER READS EXCESSIVLEY LOW.Jan 25, 1999 · N4573B · Bolkms BO105S · Fuel Pressure IndicatorSDR HEEA0016738Transducer · failedTRANSDUCER - OUTPUT DOES NOT CHANGE WITH PRESSURE APPLIED.Nov 6, 1998 · N4573B · Bolkms BO105S · Fuel Pressure IndicatorSDR HEEA0016704Indicator · fluctuatedOIL INDICATION FLUCTUATES, NR 1 NEEDLE STICKS AT ZERO.Nov 6, 1998 · N4573B · Bolkms BO105S · Engine RPM Indicating SystemSDR HEEA0016650Drive Shaft · crackedCRACKS AND FLAKING ON INBOARD JOURNAL FLAME SPRAY COATING.Nov 5, 1998 · N4573B · Bolkms BO105S · Tail Rotor Drive ShaftSDR HEEA0016031Fuel Control · out of adjustON FIRST START AFTER INSTALLATION IN THE AIRCRAFT, TOT ROSE RAPIDLY. FOUND START/ACCEL AND START/DERICH ADJUSTMENTS TURNED TO MINIMUM, NO MORE ADJUSTMENT AVAILABLE. RECEIVED UNIT IN SHOP WITH START DERICHMENT AND START ACCELERATION ADJUSTMENTS BOTH ADJUSTED Sep 11, 1998 · N4573B · Bolkms BO105S · Fuel Control/Reciprocating EnginesSDR HEEA0015933Servomotor · failedSERVO MOTOR WILL NOT ACTUATE, FILTER SHORTED TO GROUND.Aug 28, 1998 · N4573B · Bolkms BO105S · Fuel Controlling SystemSDR HEEA0015560Transducer · failedNO OUTPUT FROM TRANSDUCER.Aug 14, 1998 · N4573B · Bolkms BO105S · Fuel Pressure IndicatorSDR HEEA0015058Bevel Gear Set · spalledSPALLING OF M/R GEARBOX GEAR TEETH. SCRAPPED PARTS AND REPLACED WITH NEW PARTS.Jun 30, 1998 · N4573B · Bolkms BO105S · Main Rotor GearboxSDR HEEA0014678Indicator · out of toleranceFOUND ENGINE TOT UNIT TO READ OUT OF TOLERANCE THROUGHOUT SCALE.Jun 10, 1998 · N4573B · Bolkms BO105S · Engine EGT/TIT Indicating SystemSDR HEEA0014514Transmitter · inoperativeFUEL PRESSURE TRANSMITTER INOPERABLE.Jun 4, 1998 · N4573B · Bolkms BO105S · Fuel Pressure IndicatingSDR HEEA0013240Indicator · failedMAST MOMENT INDICATOR HAS NO INDICATION IN FLIGHT.Mar 4, 1998 · N4573B · Bolkms BO105S · Main Rotor Indicating SystemSDR HEEA0013239Transmitter · failedMAST MOMENT INDICATOR NO INDICATION IN FLIGHT.Mar 4, 1998 · N4573B · Bolkms BO105S · Main Rotor Indicating SystemSDR HEEA0012765Bevel Gear · spalledFOUND SPALLING ON BEVEL GEAR TEETH. REPLACED WITH SERVICEABLE PART.Feb 5, 1998 · N4573B · Bolkms BO105S · Main Rotor GearboxSDR HEEA0012764Sun Gear · spalledFOUND SPALLING ON SUN GEAR TEETH. REPLACED WITH SERVICEABLE PART.Feb 5, 1998 · N4573B · Bolkms BO105S · Main Rotor GearboxSDR HEEA0012378Spline Adapter · wornENGINE REMOVED DUE TO CRACKED COMPRESSOR SCROLL AND VIBRATION. UPON INSPECTION OF COMPRESSOR PARTS NOTED: WORN BEYOND SERVICEABLE LIMITS ON SPLINE ADAPTER RETAINING RING GROOVE. INSTALLED A NEW SPLINE ADAPTER.Dec 18, 1997 · N4573B · Bolkms BO105S · Turbine Engine Compressor SectionSDR HEEA0011883Transducer · failedINDICATES LOW OUT OF TOLERANCE.Nov 10, 1997 · N4573B · Bolkms BO105S · Fuel Pressure SensorSDR HEEA0011882Transducer · defectiveFUEL PRESSURE INDICATES LOW OUT OF TOLERANCE.Nov 10, 1997 · N4573B · Bolkms BO105S · Fuel Pressure IndicatorSDR 98ZZZX2099Governor · malfunctionedDURING FLIGHT, NR 2 ENGINE BEGAN OSCILLATING. PILOT RETURNED TO BASE AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED ENGINE N2 GOVERNOR DUE TO STIFF CONTROL SHAFT. REF: ALLISON C-20 IPC, CHAPTER 73-20-00, FIG 2, ITEM 81.Nov 2, 1997 · N4573B · Bolkms BO105S · Turbine GovernorSDR HEEA0011366Gyro · defectiveDIR GYRO INTERMEDIATE GEAR OUT OF BALANCE. EAST HEADING PRECESSES EXCESSIVELY.Oct 9, 1997 · N4573B · Bolkms BO105S · Directional Gyro and Indicating SystemSDR HEEA0010554Coupling · wornENGINE REMOVED DUE TO METAL. UPON INSPECTION OF TURBINE PARTS NOTED: WEAR BEYOND SERVICEABLE LIMITS ON N1 COUPLING SPLINES (FAILED NO GO GAUGE) INSTALLED A NEW N1 COUPLING.Aug 5, 1997 · N4573B · Bolkms BO105S · Turbine SectionSDR HEEA0010072Transceiver · inoperativeTRANSCEIVER LOCALIZER INOPERATIVE.Jun 11, 1997 · N4573B · Bolkms BO105S · Localizer/VOR SystemSDR HEEA0010015Transducer · failedTRANSDUCER PEGS HIGH AND FLUCTUATES.Jun 2, 1997 · N4573B · Bolkms BO105S · Fuel Pressure SensorSDR HEEA968474Tube Assy. · out of specENGINE REMOVED DUE TO METAL IN OIL. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING:TUBE FAILED DIMENSIONAL CHECK PER CEB 1307. INSTALLED A NEW PART.Nov 13, 1996 · N4573B · Bolkms BO105S · Turbine Engine Accessory DriveSDR HEEA968222Rear Diffuser · mis mfgRECEIVING INSPECTION REVEALED: BEARING BORE UNDERSIZED MEASURED 2.165 (SPECS 2.1654 - 2.1659) ON REAR DIFFUSER.Oct 11, 1996 · N4573B · Bolkms BO105S · Turbine Engine Compressor Section
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