# Service difficulty reports: N102HN A list on [N102HN](https://openairdocs.org/aircraft/N102HN.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR QMLA2026091620069](https://openairdocs.org/sdr/QMLA2026091620069.md): Deck Plate · cracked · Sep 16, 2026 · N102HN · Urocop EC135P1 · Fuselage Main, Structure > DURING INSPECTIONS THE MGB DECK WAS FOUND TO BE CRACKED FROM THE ELECTRICAL CONNECTOR AFT TO THE FIREWALL AND FORWARD OF THE ELECTRICAL CONNECTOR APPROX. 2 INCHES - [SDR QMLA2026091520068](https://openairdocs.org/sdr/QMLA2026091520068.md): Web · cracked · Sep 15, 2026 · N102HN · Urocop EC135P1 · Fuselage Miscellaneous Structure > NR 2 WEB UNDER FLOOR CABLE CHANNEL CRACKED - [SDR QMLA2026091520067](https://openairdocs.org/sdr/QMLA2026091520067.md): Web · cracked · Sep 14, 2026 · N102HN · Urocop EC135P1 · Fuselage Miscellaneous Structure > DURING INSPECTIONS FOUND A RIB ON NR 1 SIDE UNDER FLOOR CABLE CHANNEL COVER CRACKED - [SDR QMLA2026091520066](https://openairdocs.org/sdr/QMLA2026091520066.md): Bracket · cracked · Sep 14, 2026 · N102HN · Urocop EC135P1 · Fuselage Main, Structure > CRACK FOUND ON REINFORCEMENT BRACKET AND ON MGB DECK - [SDR QMLA2025120120119](https://openairdocs.org/sdr/QMLA2025120120119.md): Cartridge · inoperative · Dec 1, 2025 · N102HN · Urocop EC135P1 · Aircraft Fuel Distribution System > AFT FUEL PUMP MEL'D. REMAINING FUEL PUMP FAILED TO MAINTAIN THE NR 2 SUPPLY TANK FULL. FUEL LEVEL FLUCTUATED BETWEEN 15 (FULL) AND 12 SEVERAL TIMES AND THEN DROPPED TO 12 AND STAYED THERE THE REMAINDER OF THE FLIGHT. REPLACED PUMP CARTRIDGE. - [SDR QMLA2025092920096](https://openairdocs.org/sdr/QMLA2025092920096.md): Bypass Valve · faulted · Sep 29, 2025 · N102HN · Urocop EC135P1 · Engine (Turbine/Turboprop) > THE NUMBER ONE ENGINE OIL TEMPERATURE EXCEEDED THE LIMIT DURING FLIGHT, INDICATING A READING OF 131 DEGREES CELSIUS. FOLLOWED THE EMERGENCY PROCEDURE AND ATTEMPTED TO INCREASE THE AIRSPEED, BUT DID NOT BRING ENGINE TEMPERATURE DOWN TO NORMAL LIMITS. PLACED E - [SDR QMLA2025040920047](https://openairdocs.org/sdr/QMLA2025040920047.md): Pump · faulted · Apr 8, 2025 · N102HN · Urocop EC135P1 · Fuel Boost Pump > DURING AIRCRAFT STARTUP PROCEDURES, THE FWD FUEL PUMP CAUTION REMAINED ON WHEN THE FUEL PUMP SWITCH WAS PLACED TO ON. SHUT THE AIRCRAFT DOWN, CONTACTED MAINTENANCE PERSONNEL AND ENTERED THE DISCREPANCY INTO THE AIRCRAFT LOGBOOK. CLEARED THE DISCREPANCY IAW - [SDR QMLA2025021020015](https://openairdocs.org/sdr/QMLA2025021020015.md): Cotter Pin · missing · Feb 10, 2025 · N102HN · Urocop EC135P1 · Tail Rotor Head > YAW SERVO ACTUATOR BRACE HAD A MISSING COTTER PIN ON POST FLIGHT INSPECTION. VERIFIED TORQUE ON T/R NUT. INSTALLED COTTER PIN. ALL MAINTENANCE COMPLETED. AIRCRAFT RELEASED TO REVENUE SERVICE. #MEC-005650 - [SDR QMLA2025020720014](https://openairdocs.org/sdr/QMLA2025020720014.md): Line · leaking · Feb 5, 2025 · N102HN · Urocop EC135P1 · Engine (Turbine/Turboprop) > LEAK FROM #1 ENGINE DISCOVERED ON POST FLIGHT INSPECTION UPON LANDING AT HOSPITAL. TIGHTENED LOOSE LINE, - [SDR QMLA2025020620013](https://openairdocs.org/sdr/QMLA2025020620013.md): O-Ring · leaking · Feb 5, 2025 · N102HN · Urocop EC135P1 · Starter-Generator > ON POST FLIGHT INSPECTION OIL LEAK WAS DISCOVERED. TIGHTENED LOOSE LINE ON ACCESSORY GEARBOX, INSTALLED O-RING ON STARTER/GENERATOR DRIVE SPLINE. - [SDR QMLA2023092520075](https://openairdocs.org/sdr/QMLA2023092520075.md): Unknown · unknown · Sep 23, 2023 · N102HN · Urocop EC135P1 · Engine Controls > DEPARTED BASE AT 1254 TO CAMDEN CLARK FOR PATIENT TRANSFER TO RUBY. APPROXIMATELY HALFWAY TO CAMDEN GOT #2 ENG MANUAL AND FADEC FAIL CAUTION LIGHTS AND MINOR SPLIT IN FLI 1/2 NEEDLES. TOLD THE CREW ABOUT THE CAUTIONS AND INFORMED THEM THAT THIS IS NOT A MAJO - [SDR QMLA2017062017062](https://openairdocs.org/sdr/QMLA2017062017062.md): Unknown · odor · Jun 20, 2017 · N102HN · Urocop EC135P1 · Air Distribution System > AFTER TAKEOFF, A STRONG SMELL OF FUEL WAS NOTICED IN THE AIRCRAFT WHICH SLOWLY DIMINISHED AFTER ABOUT 10 MINUTES. WHILE ON SCENE, THE SMELL WENT AWAY, HOWEVER AS SOON AS A/C DEPARTED THE CABIN FILLED WITH A STRONG SMELL OF FUEL AND WE DIVERTED FROM OUR ORIGINA - [SDR QMLA2017051917052](https://openairdocs.org/sdr/QMLA2017051917052.md): Unknown · odor · May 19, 2017 · N102HN · Urocop EC135P1 · Air Distribution System > SHORTLY FOLLOWING TAKEOFF, AFT SEATED CREWMEMBER REPORTED A FUEL ODOR IN CABIN. REMOVED CABIN INTERIOR PANELS, FUEL PUMP COVER PLATES, OPENED ENGINE AND TRANSMISSION COWLINGS, INSPECTED FUEL EXPANSION TANK LINES AND HOSES, INSPECTED FUEL LINES AND HOSES BEHIN - [SDR QMLA2012042512064](https://openairdocs.org/sdr/QMLA2012042512064.md): Fan · seized · Apr 25, 2012 · N102HN · Urocop EC135P1 · Air Distribution Fan > ENROUTE, AN ELECTRICAL ODOR WITH NO INDICATIONS OF FIRE (NO SMOKE OR FLAMES) WAS DETECTED. OPENED WINDOWS/VENTS AND TURNED ON BLOWER TO ELIMINATE ODOR, BUT ODOR WAS STILL STRONG. LANDED. AFTER SHUTDOWN NOTICED LOX CB TRIPPED AND STRONG ELECTRICAL ODOR IN VI - [SDR R7MR35512](https://openairdocs.org/sdr/R7MR35512.md): Pickup · inoperative · Jun 27, 2002 · N102HN · Urocop EC135P1 · Engine RPM Indicating System > ELECTROMAGNETIC NG SPEED PICKUP INOPERATIVE. ROTOR NEEDLE ERATIC. AIRFRAME PART FOR EC135 CONFIGURATION. NO ENGINE TO REFERENCE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. - [SDR R7MR35273](https://openairdocs.org/sdr/R7MR35273.md): Signal Cond Unit · inoperative · May 30, 2002 · N102HN · Urocop EC135P1 · Main Rotor Indicating System > UNIT INOPERATIVE, NO MAST MOMENT INDICATION. ADVISED BY AEC TECHNICAL SERVICE TO REPLACE UNIT. REPLACED WITH NEW UNIT FROM KIT, CORRECTED PROBLEM. - [SDR R7MR35270](https://openairdocs.org/sdr/R7MR35270.md): Signal Cond Unit · inoperative · May 5, 2002 · N102HN · Urocop EC135P1 · Main Rotor Indicating System > SIGNAL PROCESSING UNIT, INOPERATIVE. NOT MAST MOMENT INDICATION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. - [SDR R7MR35058](https://openairdocs.org/sdr/R7MR35058.md): Transceiver · intermittent · Apr 16, 2002 · N102HN · Urocop EC135P1 · Communications System > UHF/VHF/LOW/HI BAND TRANSCEIVER - UNIT INOPERATIVE. VHF DIGITAL READOUT BECAME INTERMITTENT FOR A FEW DAYS AND THEN WENT COMPLETLY OUT. TRANSMIT/RECEIVE WORKED FINE, BUT AT WHIDH FREQUENCY IS UNKNOWN. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. - [SDR R7MR34983](https://openairdocs.org/sdr/R7MR34983.md): Starter Gen · inoperative · Mar 13, 2002 · N102HN · Urocop EC135P1 · Starter-Generator > STARTER GENERATOR - UNIT INOPERATIVE. ENGINE WOULD NOT START. REPLACED BRUSHES AND STILL NO START. NR1 WOULD NOT RISE HIGHER THAN 7.6 PERCENT. MADE LOUD SOUND. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. - [SDR R7MR34981](https://openairdocs.org/sdr/R7MR34981.md): Altimeter · inoperative · Mar 7, 2002 · N102HN · Urocop EC135P1 · Altimeter, Barometric/Encoder > ALTIMETER - UNIT INOPERATIVE. WILL NOT DESCEND LESS THAN 5000 FEET. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. - [SDR R7MR34743](https://openairdocs.org/sdr/R7MR34743.md): Transmitter · inoperative · Dec 19, 2001 · N102HN · Urocop EC135P1 · Main Rotor Gearbox > OIL PRESSURE TRANSMITTER (MGB) - UNIT INOPERATIVE. PRESSURE FLUCUATES FROM 2 BAR TO 14 BAR EVEN WITHOUT ENGINES RUNNING. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. ## 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 = 'N102HN' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N102HN/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.