# Service difficulty reports: N21498, cancelled Jan 11, 2018 A list on [N21498, cancelled Jan 11, 2018](https://openairdocs.org/deregistered/N21498-2018-01-11.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 · 163 reports - [SDR HEEA113326](https://openairdocs.org/sdr/HEEA113326.md): Relay · unknown · Dec 20, 2006 · N21498 · Bell 412 · Electrical Power System > DURING CRUISE CHECK, THE HYDRAULIC PRESSURE ON THE NR 1 SIDE FELL TO 0. FUEL PRESSURE AND OIL PRESSURE ON NR 2 SIDE PEGGED OUT. RETURNED TO DEPARTURE. - [SDR HEEA096022](https://openairdocs.org/sdr/HEEA096022.md): Power Supply · burned · May 12, 2004 · N21498 · Bell 412 · Instrument Panel > DURING FLIGHT THERE WAS A BURNING ODOR IN COCKPIT AND CIRCUIT BREAKER POPPED. MAINTENANCE FOUND THE INSTRUMENT LIGHTS POWER SUPPLY HAD BURNED. REPLACED BURNED INSTRUMENT LIGHTS POWER SUPPLY. - [SDR HEEA088617](https://openairdocs.org/sdr/HEEA088617.md): Starter Gen · noisy · Jul 28, 2003 · N21498 · Bell 412 · Starter-Generator > STARTER GEN MAKING NOISE. - [SDR HEEA088477](https://openairdocs.org/sdr/HEEA088477.md): Fuel Cell · leaking · Jul 26, 2003 · N21498 · Bell 412 · Fuel Storage > FUEL CELL LEAKING. - [SDR HEEA088476](https://openairdocs.org/sdr/HEEA088476.md): Fuel Cell · leaking · Jul 26, 2003 · N21498 · Bell 412 · Fuel Storage > FUEL CELL LEAKING. - [SDR HEEA088523](https://openairdocs.org/sdr/HEEA088523.md): Exciter · corroded · Jul 19, 2003 · N21498 · Bell 412 · Exciter > EXCITER CORRODED. TO BE SENT TO VENDOR. - [SDR HEEA088494](https://openairdocs.org/sdr/HEEA088494.md): Gas Cylinder · weak · Jul 18, 2003 · N21498 · Bell 412 · Cargo/Baggage Doors > GAS CYLINDER WEAK. SCRAPPED. - [SDR HEEA088462](https://openairdocs.org/sdr/HEEA088462.md): Indicator · inaccurate · Jul 17, 2003 · N21498 · Bell 412 · Altimeter, Barometric/Encoder > ALTIMETER INDICATOR READS 100 FT OFF. REPAIRED. - [SDR HEEA088223](https://openairdocs.org/sdr/HEEA088223.md): Governor · leaking · Jul 15, 2003 · N21498 · Bell 412 · Turbine Governor > DURING FLIGHT HAD NR 1 ENGINE LOW SIDE GOVERNOR FAILURE. MAINTENANCE LEAK CHECKED ALL LINES AND REPLACED GOVERNOR. ALSO CHECKED LINES FOR CONTAMINATION. - [SDR HEEA088563](https://openairdocs.org/sdr/HEEA088563.md): Governor · failed · Jul 13, 2003 · N21498 · Bell 412 · Turbine Governor > LOW SIDE FAILURE. SHOP REPAIR. - [SDR HEEA088224](https://openairdocs.org/sdr/HEEA088224.md): Governor · failed · Jul 13, 2003 · N21498 · Bell 412 · Turbine Governor > ON LIFT OFF, NR 1 ENGINE GOVERNOR HAD A LOW SIDE FAILURE. REPLACED GOVERNOR. - [SDR HEEA088583](https://openairdocs.org/sdr/HEEA088583.md): Cap · worn · Jul 12, 2003 · N21498 · Bell 412 · Main Landing Gear Strut/Axle/Truck > MLG CAP HAS WORN RUBBER. SHOP REPAIR. - [SDR HEEA088454](https://openairdocs.org/sdr/HEEA088454.md): Indicator · precesses · Jul 10, 2003 · N21498 · Bell 412 · Attitude Gyro and Indicating System > ATTITUDE INDICATOR PRECESSING. - [SDR HEEA088453](https://openairdocs.org/sdr/HEEA088453.md): Indicator · malfunctioned · Jul 10, 2003 · N21498 · Bell 412 · Attitude Gyro and Indicating System > ATTITUDE INDICATOR GLIDE SLOPE FLAG WILL NOT PULL. - [SDR HEEA087983](https://openairdocs.org/sdr/HEEA087983.md): Blade · damaged · Jul 1, 2003 · N21498 · Bell 412 · Main Rotor Blades > MAIN ROTOR BLADE HAS A HOLE NEAR MID SPAN TAB. SHOP REPAIR. - [SDR HEEA087238](https://openairdocs.org/sdr/HEEA087238.md): Bearing · worn · Jun 10, 2003 · N21498 · Bell 412 · Main Rotor Head > BLUE TRAILING EDGE WORN. SHOP REPAIR. - [SDR HEEA086708](https://openairdocs.org/sdr/HEEA086708.md): Bushing · worn · May 22, 2003 · N21498 · Bell 412 · Tail Rotor Control System > TAIL ROTOR WORN BUSHINGS. REPAIRED. - [SDR HEEA086706](https://openairdocs.org/sdr/HEEA086706.md): Nut Plate · broken · May 22, 2003 · N21498 · Bell 412 · Fuselage Miscellaneous Structure > NUT PLATE BROKEN. SCRAPPED. - [SDR HEEA086698](https://openairdocs.org/sdr/HEEA086698.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Head > MAIN ROTOR ROD BEARING HAS WEAR. - [SDR HEEA086695](https://openairdocs.org/sdr/HEEA086695.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Mast/Swashplate > MAIN ROTOR MAST LINK HAS BEARING WEAR. SHOP REPAIR. - [SDR HEEA086692](https://openairdocs.org/sdr/HEEA086692.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Mast/Swashplate > MAIN ROTOR LINK HAS BEARING WEAR. REPAIRED. - [SDR HEEA086691](https://openairdocs.org/sdr/HEEA086691.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Mast/Swashplate > MAIN ROTOR LINK HAS BEARING WEAR. REPAIRED. - [SDR HEEA086690](https://openairdocs.org/sdr/HEEA086690.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Head > MAIN ROTOR GEARBOX HAS BEARING WEAR. SCRAPPED. - [SDR HEEA086689](https://openairdocs.org/sdr/HEEA086689.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Head > MAIN ROTOR GEARBOX HAS BEARING WEAR. SCRAPPED. - [SDR HEEA086688](https://openairdocs.org/sdr/HEEA086688.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Head > MAIN ROTOR GEARBOX HAS BEARING WEAR. SCRAPPED. - [SDR HEEA086687](https://openairdocs.org/sdr/HEEA086687.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Main Rotor Head > MAIN ROTOR GEARBOX HAS BEARING WEAR. SCRAPPED. - [SDR HEEA086680](https://openairdocs.org/sdr/HEEA086680.md): Actuator · malfunctioned · May 22, 2003 · N21498 · Bell 412 · Entrance Stairs > STEP ACTUATION ONLY COMES UP HALF WAY. SENT ACTUATOR TO VENDOR FOR REPAIR. - [SDR HEEA086679](https://openairdocs.org/sdr/HEEA086679.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Engine Mount Section > ENGINE MOUNT HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA086678](https://openairdocs.org/sdr/HEEA086678.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Engine Mount Section > ENGINE MOUNT HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA086677](https://openairdocs.org/sdr/HEEA086677.md): Bearing · worn · May 22, 2003 · N21498 · Bell 412 · Engine Controls > ENGINE CONTROLS HAVE WORN BEARING. SCRAPPED. - [SDR HEEA086672](https://openairdocs.org/sdr/HEEA086672.md): Switch · malfunctioned · May 22, 2003 · N21498 · Bell 412 · Fuel Pressure Indicator > LIGHT FLICKERS ON INTERMITTENTLY. SCRAPPED SWITCH. - [SDR HEEA086670](https://openairdocs.org/sdr/HEEA086670.md): Cover · mismanufactured · May 22, 2003 · N21498 · Bell 412 · Rotorcraft Tail Boom > VERTICAL PYLON COVER DID NOT FIT PROPERLY. IN REPAIR. - [SDR HEEA086668](https://openairdocs.org/sdr/HEEA086668.md): Panel · separated · May 22, 2003 · N21498 · Bell 412 · Cargo/Baggage Doors > CARGO DOOR HAS SEPERATION IN UPPER AFT CORNER OF PANEL. IN REPAIR. - [SDR HEEA086667](https://openairdocs.org/sdr/HEEA086667.md): Seal · leaking · May 22, 2003 · N21498 · Bell 412 · Main Rotor Gearbox > MAIN ROTOR QUILL ASSY SEAL LEAKS. IN REPAIR. - [SDR HEEA086648](https://openairdocs.org/sdr/HEEA086648.md): Gyro · precesses · May 21, 2003 · N21498 · Bell 412 · Attitude Gyro and Indicating System > PRECESS TO RIGHT AFTER ONE HOUR OF FLIGHT. REPAIRED. - [SDR HEEA086647](https://openairdocs.org/sdr/HEEA086647.md): Indicator · fluctuates · May 21, 2003 · N21498 · Bell 412 · Fuel Quantity Indicator > FUEL QUANTITY INDICATOR FLUCTUATES. - [SDR HEEA086629](https://openairdocs.org/sdr/HEEA086629.md): Bearing · rough · May 21, 2003 · N21498 · Bell 412 · Main Rotor Head > MAIN ROTOR PENDULUM ASSY BEARING HAS ROUGHNESS. REPAIRED. - [SDR HEEA086622](https://openairdocs.org/sdr/HEEA086622.md): Smoke Detector · will not test · May 21, 2003 · N21498 · Bell 412 · Smoke Detection > SMOKE DETECTOR WILL NOT TEST WITH SMOKE. - [SDR HEEA088516](https://openairdocs.org/sdr/HEEA088516.md): Bearing · worn · Apr 23, 2003 · N21498 · Bell 412 · Tail Rotor Control System > TAIL ROTOR HEAD HAS WORN BEARINGS. REPAIRED. - [SDR HEEA084986](https://openairdocs.org/sdr/HEEA084986.md): Computer · inoperative · Feb 27, 2003 · N21498 · Bell 412 · Weather Radar System > WEATHER RADAR RT/ANT RADAR INOPERATIVE. - [SDR HEEA084926](https://openairdocs.org/sdr/HEEA084926.md): Bearing · worn · Feb 27, 2003 · N21498 · Bell 412 · Tail Rotor Head > TAIL ROTOR HEAD HAS WORN FEATHERING BEARINGS. REPAIRED. - [SDR HEEA084792](https://openairdocs.org/sdr/HEEA084792.md): Servo · leaking · Feb 21, 2003 · N21498 · Bell 412 · Rotorcraft Servo System > TAIL ROTOR SERVO LEAKING IN STATIC POSITION. REPAIRED. - [SDR HEEA080609](https://openairdocs.org/sdr/HEEA080609.md): Blade · damaged · Jul 29, 2002 · N21498 · Bell 412 · Main Rotor Blades > MAIN ROTOR BLADE LOWER EROSION SHIELD PEELING OFF BEYOND LIMITS. - [SDR HEEA079586](https://openairdocs.org/sdr/HEEA079586.md): Erosion Shield · torn · May 30, 2002 · N21498 · Bell 412 · Main Rotor Blades > EROSION SHIELD ON MAIN ROTOR BLADE IS TORN ON THE LOWER SIDE AT THE OUTBOARD END. - [SDR HEEA079430](https://openairdocs.org/sdr/HEEA079430.md): Frame · cracked · May 28, 2002 · N21498 · Bell 412 · Fuselage Main, Frame > MAIN FRAME CAP CRACKED IN RADIUS AT STATION 166, WL 11.587. REPLACED WITH SERVICEABLE PART. - [SDR HEEA075587](https://openairdocs.org/sdr/HEEA075587.md): Transponder · failed · Aug 24, 2001 · N21498 · Bell 412 · ATC Transponder System > WENT DEAD. PERFORMED PRELIMINARY INSPECTION. FOUND CR106 DIODE BURNT AND C111 CAPACITOR SHORTED. ALSO FOUND C115 CAPACITOR BAD. REPLACED CR106 DIOD AND C111 AND C115 CAPACITORS. ADJUSTED MTL. UNIT BENCH CHECK GOOD. - [SDR HEEA065070](https://openairdocs.org/sdr/HEEA065070.md): Transceiver · fluctuated · Nov 11, 1999 · N21498 · Bell 412 · Ground Proximity System > ALTIMETER FLUCTUATES INTERMITTENTLY. - [SDR HEEA063398](https://openairdocs.org/sdr/HEEA063398.md): Indicator · stuck · Aug 13, 1999 · N21498 · Bell 412 · Main Rotor Indicating System > TRIPLE TACHOMETER INDICATOR'S NR 2 NEEDLE STUCK. - [SDR HEEA063391](https://openairdocs.org/sdr/HEEA063391.md): Indicator · reads high · Aug 13, 1999 · N21498 · Bell 412 · Main Rotor Indicating System > COPILOT'S TRIPLE TACHOMETER READS 5 PERCENT HIGHER THAN PILOT'S ON ROTOR NEEDLE. S - [SDR HEEA063351](https://openairdocs.org/sdr/HEEA063351.md): Indicator · reads low · Aug 12, 1999 · N21498 · Bell 412 · Main Rotor Indicating System > READING 2 PERCENT LOWER THAN PILOT'S TACHOMETER. Next page: https://openairdocs.org/deregistered/N21498-2018-01-11/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 = 'N21498' AND deregistration_id = 'N21498-2018-01-11' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N21498-2018-01-11/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.