# Service difficulty reports: N5402T, cancelled Aug 5, 2023 A list on [N5402T, cancelled Aug 5, 2023](https://openairdocs.org/deregistered/N5402T-2023-08-05.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR YTRA20140623001](https://openairdocs.org/sdr/YTRA20140623001.md): Control Valve · failed · Jun 23, 2014 · N5402T · Skrsky S76A · Landing Gear Retraction/Extension System > ON DEPARTURE DURING THE TAKEOFF CHECKLIST THE LANDING DID NOT RETRACT. PERFORMED PROCEDURE IN EMER PROCEDURE CHECKLIST. DEVIATED TO PLATFORM DUE TO IFR REQUIREMENTS. - [SDR AC2A109321](https://openairdocs.org/sdr/AC2A109321.md): Battery · weak · May 17, 2006 · N5402T · Skrsky S76A · Battery/Charger System > LOW VOLTAGE. REPLACED BATTERY. ATTEMPTED TO CHARGE BATTERY BUT IT WOULDN'T TAKE A CHARGE. - [SDR AC2A101188](https://openairdocs.org/sdr/AC2A101188.md): Disc Pack · cracked · Jun 6, 2005 · N5402T · Skrsky S76A · Engine/Transmission Coupling > NR 1 ENGINE, MAIN ROTOR DRIVE SHAFT HAD 10 CRACKED DISCS ON FORWARD DISC PACK. DISC PACKS WERE REPLACED ON BOTH ENDS OF DRIVESHAFT. THE ENGINE TO TRANSMISSION DRIVESHAFT ALIGNMENT WAS CHECKED AND FOUND TO BE WITHIN LIMITS. A VIBRATION CHECK WAS RUN ON THE TRA - [SDR AC2A086767](https://openairdocs.org/sdr/AC2A086767.md): Disc Pack · cracked · May 29, 2003 · N5402T · Skrsky S76A · Engine/Transmission Coupling > DISC PACK IS CRACKED. DISC PACK WAS FOUND CRACKED IN EIGHT PLACES DURING SCHEDULED INSPECTION. PART WAS REPLACED. - [SDR AC2A075854](https://openairdocs.org/sdr/AC2A075854.md): Fuel Control · malfunctioned · Sep 5, 2001 · N5402T · Skrsky S76A · Fuel Controlling System > ENGINE WENT TO 40.6 PERCENT N1 UPON LANDING. REPLACED FUEL CONTROL. - [SDR AC2A0000095](https://openairdocs.org/sdr/AC2A0000095.md): Fitting · cracked · Sep 26, 2000 · N5402T · Skrsky S76 · Tilt Rotor Flight Control > FITTING, PILOTS COLLECTIVE STK IS CRACKED. VERIFIED CRACK WITH NDT. REPLACED FITTING. (X) - [SDR AC2A0000057](https://openairdocs.org/sdr/AC2A0000057.md): Metering Valve · eroded · Jun 22, 2000 · N5402T · Skrsky S76 · Fuel Injector Nozzle > PART IS ERODED AT METER SET CAUSING STREAKING AND VOIDS IN THE SPRAY PATTERN. (X) - [SDR AC2A0000014](https://openairdocs.org/sdr/AC2A0000014.md): Screen · damaged · Jan 31, 2000 · N5402T · Skrsky S76 · Engine Air Intake System > BROKEN WIRES IN SCREEN. REPLACED SCREEN WITH LIKE ITEM. (X) - [SDR 99ZZZX4552](https://openairdocs.org/sdr/99ZZZX4552.md): Potentiometer · failed · Oct 18, 1999 · N5402T · Skrsky S76 · Electrical Power System > FEEDBACK POTENTIOMETER PREMATURE FAILURE. SUBMITTER STATED SHOULD LAST UNTIL OVERHAUL TIME OF 3,000 HOURS. CAUSED ACTUATOR TO KICK IN-FLIGHT. COMPONENT P/N 7690001802106. - [SDR 99ZZZX4092](https://openairdocs.org/sdr/99ZZZX4092.md): Potentiometer · failed · Oct 14, 1999 · N5402T · Skrsky S76 · Auto Flight System > FEEDBACK POTENTIOMETER EXPERIENCED PREMATURE FAILURE. SUBMITTER STATED POTENTIOMETER SHOULD LAST UNTIL OVERHAUL, 3,000 HOURS. COMP P/N 76900-01802-106. - [SDR 99ZZZX4093](https://openairdocs.org/sdr/99ZZZX4093.md): Potentiometer · failed · Oct 5, 1999 · N5402T · Skrsky S76 · Auto Flight System > FEEDBACK POTENTIOMETER HAD PREMATURE FAILURE, SUBMITTER STATED SHOULD LAST UNTIL OVERHAUL TIME OF 3,000 HOURS. CAUSES ACTUATOR TO KICK IN-FLIGHT. COMP P/N 76900-01802-106. - [SDR AC2A0000003](https://openairdocs.org/sdr/AC2A0000003.md): Blade · cracked · Sep 25, 1999 · N5402T · Skrsky S76 · Main Rotor Blades > CRACKED SPAR AT ROOT END. REPLACED MAIN ROTOR BLADE. (X) - [SDR 97ZZZX3451](https://openairdocs.org/sdr/97ZZZX3451.md): Blade · defective · Jun 18, 1997 · N5402T · Skrsky S76 · Tail Rotor Blades > TAIL ROTOR BLADE ASSY WAS REPAIRED BY SIKORSKY JUST 422.4 HOURS AGO. PAINT AND EROSION STRIP NEEDS TO BE REWORKED. - [SDR 97ZZZX2756](https://openairdocs.org/sdr/97ZZZX2756.md): Governor · malfunction · May 7, 1997 · N5402T · Skrsky S76 · Turbine Governor > UNRESPONSIVE AT HIGH TORQUE RANGES. SHAFT RATCHETY AND STIFF. REPLACED GOVERNOR. - [SDR 97ZZZX2314](https://openairdocs.org/sdr/97ZZZX2314.md): Blade · disbonded · Apr 16, 1997 · N5402T · Skrsky S76 · Main Rotor Blades > MAIN ROTOR BLADE S/N A086-00655 HAS AREA OF DISBOND ON UPPER SIDE SKIN JUST OUTBOARD OF THE ROOT END LAMINATE APPROXIMATELY 6 INCHES BY 6 INCHES AT A PREVIOUS REPAIR C/W BY SIKORSKEY 20.50 INCHES OUTBOARD FROM ROOT END APPROXIMATELY 2 INCHES FORWARD OF TRAILIN - [SDR 97ZZZX2313](https://openairdocs.org/sdr/97ZZZX2313.md): Blade · disbonded · Apr 16, 1997 · N5402T · Skrsky S76 · Main Rotor Blades > MAIN ROTOR BLADE S/N AC86-00479 HAS AREAS OF DISBOND ON LOWER SIDE SKIN JUST AFT OF TITANIUM LEADING EDGE. FIRST AREA IS 47.50 INCHES OUTBOARD OF ROOT END AND IS APPROXIMATELY 13 INCHES BY 1 INCH. SECOND AREA IS 201 INCHES OUTBOARD OF ROOT END AND APPROXIMAT - [SDR 96ZZZX3253](https://openairdocs.org/sdr/96ZZZX3253.md): Pitch Beam · loose · Mar 28, 1996 · N5402T · Skrsky S76 · Tail Rotor Head > TAIL ROTOR PITCH BEAM WAS FOUND LOOSE ON PITCH SHAFT, WITH.1250 INCH GAP BETWEEN WASHER-RETAINER AND NUT. INSPECTION REVEALED PITCH BEAM NUT WAS BOTTOMING OUT ON PITCH SHAFT, PREVENTING PITCH BEAM AND WASHER FROM SEATING. THE PITCH SHAFT HAD 80 HOURS SINCE - [SDR 96ZZZX3252](https://openairdocs.org/sdr/96ZZZX3252.md): Pitch Shaft · loose · Mar 28, 1996 · N5402T · Skrsky S76 · Tail Rotor Head > TAIL ROTOR PITCH BEAM WAS FOUND LOOSE ON PITCH SHAFT WITH.1250 INCH GAP BETWEEN WASHER AND NUT. INSPECTION REVEALED PITCH BEAM NUT WAS BOTTOMING OUT ON PITCH SHAFT, PREVENTING PITCH BEAM AND WASHER-RETAINER FROM SEATING. THE PITCH SHAFT HAD 80 HOURS SINCE I - [SDR 96ZZZX3251](https://openairdocs.org/sdr/96ZZZX3251.md): Retain Washer · loose · Mar 28, 1996 · N5402T · Skrsky S76 · Tail Rotor Head > TAIL ROTOR PITCH BEAM WAS FOUND LOOSE ON PITCH SHAFT WITH.1250 INCH GAP BETWEEN WASHER-RETAINER AND NUT. INSPECTION REVEALED PITCH BEAM NUT WAS BOTTOMING OUT ON PITCH SHAFT, PREVENTING PITCH BEAM AND WASHER FROM SEATING. THE PITCH SHAFT HAD 80 HOURS SINCE I ## 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 = 'N5402T' AND deregistration_id = 'N5402T-2023-08-05' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N5402T-2023-08-05/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.