# Service difficulty reports: N5426U, cancelled Nov 7, 2002 A list on [N5426U, cancelled Nov 7, 2002](https://openairdocs.org/deregistered/N5426U-2002-11-07.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 2 · 80 reports - [SDR HEEA080425](https://openairdocs.org/sdr/HEEA080425.md): Valve · inoperative · Jul 9, 2002 · N5426U · Skrsky S76A · Engine Anti-Icing System > ANTI ICE VALVE INOPERATIVE, CAUSING BOTH GREEN AND YELLOW CAUTION LIGHTS TO ILLUMINATE ON MASTER CAUTION PANEL. REPLACED WITH SERVICEABLE PART. - [SDR HEEA079369](https://openairdocs.org/sdr/HEEA079369.md): Interphone · malfunctioned · May 30, 2002 · N5426U · Skrsky S76A · Audio Integrating System > COPILOT HAS HOT MIC ON CABIN ICS. FOUND CAPACITOR C30, RESISTOR R71 AND LIGHT PANEL BAD. REPLACED, REPAIRED, BENCH CHECK GOOD. - [SDR HEEA079305](https://openairdocs.org/sdr/HEEA079305.md): Blade · cracked · May 30, 2002 · N5426U · Skrsky S76A · Tail Rotor Blades > TAIL ROTOR BLADE LEADING EDGE ABRASION STRIP ON PADDLE "B" HAS A HOLE WITH MULTIPLE CRACKS. - [SDR HEEA078724](https://openairdocs.org/sdr/HEEA078724.md): Bellcrank · worn · May 20, 2002 · N5426U · Skrsky S76A · Tail Rotor Control System > TAIL ROTOR BELLCRANK HAS WORN BEARINGS. REPLACED WITH SERVICEABLE BELLCRANK. - [SDR HEEA077393](https://openairdocs.org/sdr/HEEA077393.md): Indicator · precesses · Dec 4, 2001 · N5426U · Skrsky S76A · Attitude and Direction Data System > ADI PRECESSES HORIZONTALLY IN FLIGHT. - [SDR HEEA077389](https://openairdocs.org/sdr/HEEA077389.md): Rib · debonded · Dec 4, 2001 · N5426U · Skrsky S76A · Main Rotor Blades > MAIN ROTOR BLADE TIP RIB UNBONDED. - [SDR HEEA065239](https://openairdocs.org/sdr/HEEA065239.md): Indicator · malfunctioned · Nov 17, 1999 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > UNABLE TO ADJUST HORIZON ENOUGH TO BRING IT BACK LEVEL. - [SDR HEEA065233](https://openairdocs.org/sdr/HEEA065233.md): Indicator · intermittent · Nov 17, 1999 · N5426U · Skrsky S76A · Attitude and Direction Data System > COPILOT'S TURN AND SLIP INDICATOR INTERMITTENTLY INOPERATIVE. - [SDR HEEA065231](https://openairdocs.org/sdr/HEEA065231.md): Vertical Gyro · kicking · Nov 17, 1999 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > NR 1 PITCH KICKING. - [SDR HEEA065059](https://openairdocs.org/sdr/HEEA065059.md): Vertical Gyro · failed · Nov 11, 1999 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > VERTICAL GYRO CAUSES ATTITUDE INDICATOR TO TUMBLE. - [SDR HEEA063037](https://openairdocs.org/sdr/HEEA063037.md): Vertical Gyro · failed · Jul 29, 1999 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > ATTITUDE INDICATOR FAILED IN-FLIGHT. - [SDR HEEA062789](https://openairdocs.org/sdr/HEEA062789.md): Receiver · malfunctioned · Jul 13, 1999 · N5426U · Skrsky S76A · Automatic Direction Finder (ADF) System > ADF NEEDLE DOES NOT POINT, ROTATES CONTINUOUSLY. - [SDR HEEA061642](https://openairdocs.org/sdr/HEEA061642.md): Power Supply · inoperative · Apr 6, 1999 · N5426U · Skrsky S76A · Exterior Lighting > POWER SUPPLY INOPERATIVE, NO OUTPUT. - [SDR HEEA061594](https://openairdocs.org/sdr/HEEA061594.md): Gyro Compass · malfunctioned · Apr 5, 1999 · N5426U · Skrsky S76A · Directional Gyro and Indicating System > COMPASS WARNING LIGHT ILLUMINATES ON AND OFF. - [SDR HEEA060067](https://openairdocs.org/sdr/HEEA060067.md): Actuator · inoperative · Jan 21, 1999 · N5426U · Skrsky S76A · Auto Flight System > AFCS ACTUATOR INOPERATIVE. POTS DEFECTIVE IN NULL POSITION. - [SDR HEEA060044](https://openairdocs.org/sdr/HEEA060044.md): Transceiver · malfunctioned · Jan 20, 1999 · N5426U · Skrsky S76A · VHF Communications System > WHEN TRANSMITTING, FOUND CORES OUT, WEAK, AND BROKEN. - [SDR HEEA0016315](https://openairdocs.org/sdr/HEEA0016315.md): Ring · worn · Oct 22, 1998 · N5426U · Skrsky S76A · Main Rotor Mast/Swashplate > SWASHPLATE'S OUTBOARD DIAMETER LINERS WORN. - [SDR HEEA0016314](https://openairdocs.org/sdr/HEEA0016314.md): Inverter · intermittent · Oct 22, 1998 · N5426U · Skrsky S76A · AC Inverter > INVERTER DOES NOT COME ON LINE EVERY TIME. - [SDR HEEA0016278](https://openairdocs.org/sdr/HEEA0016278.md): Vertical Gyro · kicks · Oct 22, 1998 · N5426U · Skrsky S76A · Autopilot System > PITCH KICKS IN-FLIGHT. - [SDR HEEA0016259](https://openairdocs.org/sdr/HEEA0016259.md): Transceiver · failed · Oct 22, 1998 · N5426U · Skrsky S76A · VHF Communications System > TRANSCEIVER HAS NO TRANSMIT OR RECEIVE. - [SDR HEEA0016230](https://openairdocs.org/sdr/HEEA0016230.md): Actuator · chatters · Oct 21, 1998 · N5426U · Skrsky S76A · Autopilot System > NR 2 PITCH CHATTERING. - [SDR HEEA0016229](https://openairdocs.org/sdr/HEEA0016229.md): Actuator · chatters · Oct 21, 1998 · N5426U · Skrsky S76A · Autopilot System > NR 1 ROLL CHATTERING. - [SDR 98ZZZX4745](https://openairdocs.org/sdr/98ZZZX4745.md): Transmitter · malfunctioned · Oct 1, 1998 · N5426U · Skrsky S76 · Fuel Pressure Sensor > ON TAKEOFF, NR 2 ENGINE TORQUE DROPPED WITH A CONTINUING RISE IN ENGINE TEMPERATURE. PILOT RETARDED NR 2 ENGINE AND MADE UNEVENTFUL LANDING. MAINTENANCE FOUND DEFECTIVE NR 2 ENGINE TORQUE TRANSMITTER. REF: ALLISON C-30 IPC, CHAPTER 73-31-00, FIGURE 1-18. - [SDR 98ZZZX3998](https://openairdocs.org/sdr/98ZZZX3998.md): Transmitter · failed · Oct 1, 1998 · N5426U · Skrsky S76 · Engine BMEP/Torque Indicating > ON TAKEOFF, NR 2 ENGINE TORQUE DROPPED WITH A CONTINUING RISE IN ENGINE TEMPERATURE. PILOT RETARDED NR 2 ENGINE AND MADE AN UNEVENTFUL LANDING. MAINTENANCE FOUND DEFECTIVE NR 2 ENGINE TORQUE TRANSMITTER. REF: ALLISON C-30 IPC, CHAPTER 73-32-00, FIG 1-18. - [SDR HEEA0015929](https://openairdocs.org/sdr/HEEA0015929.md): Control Unit · failed · Aug 28, 1998 · N5426U · Skrsky S76A · DC Generating System > GENERATOR WOULD NOT RESET. - [SDR HEEA0015893](https://openairdocs.org/sdr/HEEA0015893.md): Receiver · malfunctioned · Aug 27, 1998 · N5426U · Skrsky S76A · Automatic Direction Finder (ADF) System > ADF SLOW TO RESPOND, KA135 CABLE BROKEN. - [SDR HEEA0015631](https://openairdocs.org/sdr/HEEA0015631.md): Afcs Actuator · inoperative · Aug 17, 1998 · N5426U · Skrsky S76A · Autopilot System > ACTUATOR INOPERATIVE. INSPECTED BY ACCESSORY OVERHAUL SHOP AND FOUND POTENTIOMETERS CHECKED BAD ON STRIP CHART. - [SDR HEEA0015605](https://openairdocs.org/sdr/HEEA0015605.md): Actuator · malfunctioned · Aug 14, 1998 · N5426U · Skrsky S76A · Auto Flight System > ACTUATOR MALFUNCTION. - [SDR HEEA0015603](https://openairdocs.org/sdr/HEEA0015603.md): Actuator · kicking · Aug 14, 1998 · N5426U · Skrsky S76A · Auto Flight System > NR 1 YAW KICKS. - [SDR HEEA0015462](https://openairdocs.org/sdr/HEEA0015462.md): Indicator · failed · Jul 30, 1998 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > ADI INDICATION RATCHETY. - [SDR HEEA0015392](https://openairdocs.org/sdr/HEEA0015392.md): Control Unit · failed · Jul 29, 1998 · N5426U · Skrsky S76A · DC Generating System > DC CONTROL UNIT WILL NOT BRING GENERATOR ON LINE. - [SDR HEEA0015388](https://openairdocs.org/sdr/HEEA0015388.md): Vertical Gyro · precessing · Jul 29, 1998 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > VERTICAL GYRO PRECESSES IN FLIGHT. - [SDR HEEA0015107](https://openairdocs.org/sdr/HEEA0015107.md): Selector · faulty · Jul 1, 1998 · N5426U · Skrsky S76A · Integrated Flight System > COURSE SELECTOR KNOB ROTATES CONTINUOUSLY WITH POWER ON. - [SDR HEEA0014748](https://openairdocs.org/sdr/HEEA0014748.md): Altimeter · intermittent · Jun 11, 1998 · N5426U · Skrsky S76A · Altimeter, Barometric/Encoder > OUTPUT ON ALTIMETER IS INTERMITTENT AND INCORRECT. - [SDR HEEA0013995](https://openairdocs.org/sdr/HEEA0013995.md): Nozzle Shield · cracked · Apr 21, 1998 · N5426U · Skrsky S76A · Turbine Section > ENGINE REMOVED DUE TO NR1 AND NR2 WHEEL CYCLES. UPON INSPECTION OF TURBINE PARTS NOTED: CRACKED BEYOND SERVICEABLE LIMITS ON NR1 NOZZLE SHIELD OUTER BAND. - [SDR HEEA0013846](https://openairdocs.org/sdr/HEEA0013846.md): Indicator · failed · Apr 3, 1998 · N5426U · Skrsky S76A · Altimeter, Barometric/Encoder > INDICATOR IS OUT OF TOLERANCE AT 18,000 FEET. FAILED BEFORE AND AFTER TEST. - [SDR HEEA0013844](https://openairdocs.org/sdr/HEEA0013844.md): Indicator · leakage · Apr 3, 1998 · N5426U · Skrsky S76A · Altimeter, Barometric/Encoder > ALTIMETER EXCESSIVE CASE LEAKAGE. - [SDR HEEA0013772](https://openairdocs.org/sdr/HEEA0013772.md): Vertical Gyro · malfunction · Apr 2, 1998 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > NR 1 PITCH KICKS IN LEVEL FLIGHT. - [SDR HEEA0013599](https://openairdocs.org/sdr/HEEA0013599.md): Detector · failed · Mar 26, 1998 · N5426U · Skrsky S76A · Fire Detection > FLAME DETECTOR WOULD NOT TEST CORRECTLY. - [SDR HEEA0013551](https://openairdocs.org/sdr/HEEA0013551.md): Pitch Slice Amp · malfunction · Mar 26, 1998 · N5426U · Skrsky S76A · Autopilot System > NR 1 PITCH KICKS IN FLIGHT. - [SDR HEEA0013503](https://openairdocs.org/sdr/HEEA0013503.md): Altimeter · failed · Mar 19, 1998 · N5426U · Skrsky S76A · Altimeter, Barometric/Encoder > ALTIMETER INDICATES OUT OF TOLERANCE AT APPROXIMATELY 18,000 FEET. ALSO UNIT HAS CLICKING NOISE WHILE BEING RUN. - [SDR HEEA0013265](https://openairdocs.org/sdr/HEEA0013265.md): Inverter · failed · Mar 4, 1998 · N5426U · Skrsky S76A · AC Inverter > INVERTER DROPS OFF LINE AFTER ONE HOUR. TIME SINCE REPAIR 11:10. - [SDR HEEA0013232](https://openairdocs.org/sdr/HEEA0013232.md): Vertical Gyro · defective · Mar 4, 1998 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > ADI WILL FALL 90 DEGREES. - [SDR HEEA0013231](https://openairdocs.org/sdr/HEEA0013231.md): Vertical Gyro · failed · Mar 4, 1998 · N5426U · Skrsky S76A · Attitude Gyro and Indicating System > VERT GYRO MALFUNCTION. TAKES 5 TO 7 MINUTES TO PULL FLAG ON ADI. - [SDR HEEA0012911](https://openairdocs.org/sdr/HEEA0012911.md): Priority Valve · failed · Feb 10, 1998 · N5426U · Skrsky S76A · Landing Gear Retraction/Extension System > NR2 SERVO LIGHT WOULD COME ON WHEN GEAR IS LOWERED OR RAISED. - [SDR HEEA0012785](https://openairdocs.org/sdr/HEEA0012785.md): Altimeter · failed · Feb 5, 1998 · N5426U · Skrsky S76A · Ground Proximity System > RADAR ALTIMETER NEEDLE FLUCTUATING AND WILL NOT SELF TEST PROPERLY. - [SDR HEEA0012422](https://openairdocs.org/sdr/HEEA0012422.md): Blade · defective · Jan 5, 1998 · N5426U · Skrsky S76A · Tail Rotor Blades > PITCH HORN "B" HAS REACHED RETIREMENT TIME. - [SDR HEEA0012302](https://openairdocs.org/sdr/HEEA0012302.md): Acutator · intermittent · Dec 8, 1997 · N5426U · Skrsky S76A · Engine Controls > ACTUATOR INOPERATIVE. TAPPED THEN WORKED INTERMITTENTLY. - [SDR HEEA0012039](https://openairdocs.org/sdr/HEEA0012039.md): Dampener · worn · Nov 18, 1997 · N5426U · Skrsky S76A · Main Rotor Head > DAMPENER INNER BUSHING CAVITY OVERSIZED. - [SDR HEEA0011954](https://openairdocs.org/sdr/HEEA0011954.md): Output Flange · sheared · Nov 12, 1997 · N5426U · Skrsky S76A · Engine/Transmission Coupling > ENG OUTPUT SHAFT SHEARED AT THREADS. SCRAPPED PART. Next page: https://openairdocs.org/deregistered/N5426U-2002-11-07/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 = 'N5426U' AND deregistration_id = 'N5426U-2002-11-07' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N5426U-2002-11-07/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.