# Service difficulty reports: N152EH, cancelled Aug 13, 2012 A list on [N152EH, cancelled Aug 13, 2012](https://openairdocs.org/deregistered/N152EH-2012-08-13.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR ERAA097523](https://openairdocs.org/sdr/ERAA097523.md): Oil Cooler · damaged · Aug 23, 2004 · N152EH · Bolkms BO105S · Main Rotor Gearbox > AIRCRAFT IN MAJOR INSPECTION AND OIL COOLER SENT OFF FOR INSPECTION AND REPAIR. OIL COOLER OVERHAULED. - [SDR ERAA096630](https://openairdocs.org/sdr/ERAA096630.md): Float · damaged · May 27, 2004 · N152EH · Bolkms BO105S · Emergency Flotation Section > 6 MONTH INSPECTION DUE, NITROGEN CYLINDER SN 812 DUE HYDROTEST 5-04. FLOAT BAG FOUND TO HAVE HOLE IN ONE COMPARTMENT. FLOAT COVER AND FWD END CAP WORN AND TORN. REMOVED NITROGEN CYLINDER SN 812 AND SENT OUT FOR TESTING. INSTALLED 1 EA SERVICEABLE CYLINDER - [SDR ERAA092653](https://openairdocs.org/sdr/ERAA092653.md): Bushing · misinstalled · Dec 29, 2003 · N152EH · Bolkms BO105S · Tail Rotor Head > UNABLE TO ADJUST FOR PEDAL FORCE. TEFLON ON GRIP BUSHINGS FLAKING. COMPLY PREINSPECTION AND NOTED NO DEFECTS. DISASSEMBLED AS FAR AS NECESSARY FOR REPAIR. VISUALLY NOTED TEFLON FLAKING ON GRIP BUSHING. POSSIBLE CAUSE OF ABOVE DISCREPANCY. NO OTHER DISCRE - [SDR ERAA092661](https://openairdocs.org/sdr/ERAA092661.md): Engine · making metal · Nov 26, 2003 · N152EH · Bolkms BO105S · Engine (Turbine/Turboprop) > ENGINE MAKING METAL. FOUND GEARS IN GEARBOX BREAKING DOWN. - [SDR ERAA097520](https://openairdocs.org/sdr/ERAA097520.md): Blade · damaged · Aug 24, 2003 · N152EH · Bolkms BO105S · Tail Rotor Blades > BLADE SENT TO AEC FOR REPAIR. REPLACED LEADING EDGE, REFINISHED BLADE, REPLACED ROOT TAPE. - [SDR ERAA094065](https://openairdocs.org/sdr/ERAA094065.md): Fuel Control · overheated · Jun 12, 2003 · N152EH · Bolkms BO105S · Fuel Controlling System > FUEL CONTROL CLOSE TO EXPIRATION TIME. UNIT OVERHEATED. VERY DIRTY / CORRODED INTERNALLY. OVERHAULED IAW MFG OHM FORM 15-602E. - [SDR ERAA087106](https://openairdocs.org/sdr/ERAA087106.md): Transmitter · fluctuates · May 21, 2003 · N152EH · Bolkms BO105S · Fuel Quantity Sensor > GAUGE FLUCTUATING. REPLACED CASE ASSEMBLY AND TESTED. - [SDR ERAA085164](https://openairdocs.org/sdr/ERAA085164.md): Gearbox · making metal · Feb 18, 2003 · N152EH · Bolkms BO105S · Tail Rotor Gearbox > GEARBOX MAKING METAL. GEAR SET SCRAPPED DUE TO MICRO PITTING, OUTPUT BEARINGS SCRAPPED DUE TO MICRO PITTING. REPAIRED IAW REM 304, INSTALLED NEW PINION, BEVEL GEAR, OUTPUT BRGS, ASSEMBLED IAW REM 304, ADJUSTED BACKLASH & DISTANCE AS REQUIRED. COMPLIED WITH A - [SDR ERAA082705](https://openairdocs.org/sdr/ERAA082705.md): Transmission · making metal · Nov 15, 2002 · N152EH · Bolkms BO105S · Main Rotor Gearbox > TRANSMISSION MAKING METAL. MAST BEARING INNER RACE BREAKING DOWN, MIXING LEVER BEARINGS FROZE UP, BEARING BLOCK BEARINGS ROUGH, ACCESS. DRIVE SEALS LEAKING, TOP CASE BEARING PITTED, SWASHPLATE BOOT TORN, COLLECTIVE LEVER BEARINGS ROUGH. REMOVED TOP CASE ASSY, - [SDR ERAA074829](https://openairdocs.org/sdr/ERAA074829.md): Blade · flaking · Jul 23, 2001 · N152EH · Bolkms BO105S · Tail Rotor Blades > SEVERE PAINT AND RUBBER FLAKEING. SENT TO AEC FOR REPAIR AND INSTALLED ON AIRCRAFT 1-22-01. RETURNING ON ERA REPAIR ORDER# RW-885245 REQUESTING WARRANTY REPAIR. - [SDR ERAA065650](https://openairdocs.org/sdr/ERAA065650.md): Stand · mismarked · Dec 15, 1999 · N152EH · Bolkms BO105S · Main Rotor Gearbox > TRANSMISSION STAND ISSUED TO AIRCRAFT BUT COULD NOT BE INSTALLED DUE TO PART BEING IMPROPERLY MARKED FROM AEC. ORDERED P/N 105-10157, BUT PART WAS MARKED 105-10156. - [SDR ERAA064365](https://openairdocs.org/sdr/ERAA064365.md): Strap · damaged · Sep 10, 1999 · N152EH · Bolkms BO105S · Main Rotor Head > STRAP REMOVED DUE TO ASB-BO105-10-114. STRAP HAS BROKEN WIRE. TOTAL FLIGHTS 37,882. - [SDR ERAA064361](https://openairdocs.org/sdr/ERAA064361.md): Bushing · mismarked · Sep 9, 1999 · N152EH · Bolkms BO105S · Main Rotor Head > ORDERED OVERSIZE BUSHING AND STANDARD SIZE WAS INSIDE PACKAGE THAT WAS MARKED AS OVERSIZED. - [SDR ERAA060600](https://openairdocs.org/sdr/ERAA060600.md): Wheel · pitted · Feb 1, 1999 · N152EH · Bolkms BO105S · Turbine Section > NR 2 WHEEL INSTALLED AND REMOVED FROM AIRCRAFT 9-14-99 DUE TO PITTS AND FLAKING ON BLADES. - [SDR ERAA060599](https://openairdocs.org/sdr/ERAA060599.md): Wheel · cracked · Feb 1, 1999 · N152EH · Bolkms BO105S · Turbine Section > NR 1 WHEEL INSTALLED AND REMOVED FROM AIRCRAFT DUE TO BLADE STRETCH. PLATFORM CRACK INTO BLADE RADIUS. - [SDR ERAA060596](https://openairdocs.org/sdr/ERAA060596.md): Nozzle Shield · cracked · Jan 29, 1999 · N152EH · Bolkms BO105S · Turbine Section > NR 1 NOZZLE SHIELD WITH ONLY 1673.6 HOURS SINCE NEW HAS A CRACKED DOME. - [SDR ERAA059960](https://openairdocs.org/sdr/ERAA059960.md): Nut · mismanufactured · Dec 11, 1998 · N152EH · Bolkms BO105S · Turbine Engine Compressor Section > NEW TIEBOLT NUT WOULD NOT STRETCH BEFORE REACHING MAX TORQUE. ## 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 = 'N152EH' AND deregistration_id = 'N152EH-2012-08-13' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N152EH-2012-08-13/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.