# Service difficulty reports: Lycoming TIO-540-R2AD A list on [Lycoming TIO-540-R2AD](https://openairdocs.org/engine/lycoming-tio-540-r2ad.md). Newest first. General aviation reporting is voluntary. - [SDR CA070503003](https://openairdocs.org/sdr/CA070503003.md): Connecting Rod · broken · May 3, 2007 · Rkwell 700 · Reciprocating Engine Cylinder Section > (CAN) IT WAS REPORTED TO MAINTENANCE THAT THE RT ENGINE HAD EXPERIENCED SOME TROUBLE. THE ENGINE WAS SHUTDOWN (DURING FLIGHT) AND PROP WAS FEATHERED. THE AIRCRAFT COMPLETED THE FLIGHT TO THE NEAREST AIRPORT AND LANDED WITHOUT INCIDENT. THE PRELIMINARY INSPEC - [SDR CA070426003](https://openairdocs.org/sdr/CA070426003.md): Rocker Cover · separated · Apr 26, 2007 · Rkwell 700 · Reciprocating Engine Cylinder Section > (CAN) SHORTLY AFTER TAKEOFF, THE PILOTS EXPERIENCED A POWER LOSS IN THE LT ENGINE, HOWEVER THE ENGINE REMAINED RUNNING. THEY RETURNED TO THE NEARBY AIRPORT WITHOUT INCIDENT. MAINTENANCE INSPECTED THE ENGINE AND FOUND THAT NR 6 CYLINDER ROCKER COVER HAD BEEN - [SDR CA070313006](https://openairdocs.org/sdr/CA070313006.md): Crankshaft · broken · Mar 8, 2007 · Rkwell 700 · Reciprocating Engine Power Section > (CAN) APPROXIMATELY 45 MILES OUT, THE CREW NOTED A VIBRATION FROM THE LT ENGINE. THE CREW SECURED THE ENGINE AND FEATHERED THE PROP IAW THE CHECK LIST. THE FLIGHT CONTINUED TO DESTINATION WITHOUT INCIDENT. WITH COWLING’S REMOVED, NOTED THE CASE HAD BEEN BR - [SDR CA061122001](https://openairdocs.org/sdr/CA061122001.md): Wastegate Valve · failed · Nov 20, 2006 · Rkwell 700 · Exhaust Turbocharger > (CAN) WHEN THE PILOTS APPLIED MAX POWER FOR TAKE-OFF THE LH ENGINE WOULD ONLY PRODUCE 30 INCHES M.P. THE TAKE-OFF WAS STOPPED AND THE AIRCRAFT RETURNED TO CHALKS. AFTER FOUND NO FAULTS. THE TURBO WHEEL WAS ABLE TO TURN FREELY. THE WASTE GATE WAS CHANGED OUT. - [SDR CA061018004](https://openairdocs.org/sdr/CA061018004.md): Cylinder Head · broken · Oct 7, 2006 · Rkwell 700 · Reciprocating Engine Cylinder Section > (CAN) AFTER CLIMB OUT THE LT ENGINE LOST POWER AND A LOUD BANG WAS HEARD. THE ENGINE (PROPELLER) WAS FEATHERED AND THE AIRCRAFT RETURNED TO THE AIRPORT WITHOUT INCIDENT. UPON INSPECTION IT WAS FOUND THAT THE NR 2 CYLINDER ASSEMBLY WAS CRACKED/BROKEN BETWEEN TH - [SDR CA060530005](https://openairdocs.org/sdr/CA060530005.md): Rocker Cover · separated · May 16, 2006 · Rkwell 700 · Reciprocating Engine Cylinder Section > DURING TAKEOFF, THE CREW NOTED THE LT ENGINE SURGING AND SMOKE FROM THE EXHAUST. THE AIRCRAFT COMPLETED THE TAKEOFF AND CAME BACK FOR LANDING WITHOUT ANY TROUBLE. CLOSER INVESTIGATION FOUND THE TAB THAT IS ATTACHED TO THE ROCKER COVER HAD COME OFF. THIS TAB - [SDR CA060323001](https://openairdocs.org/sdr/CA060323001.md): Housing · cracked · Jan 31, 2006 · Rkwell 700 · Magneto/Distributor > (CAN) DURING SCHEDULED MAINTENANCE, AN OIL LEAK WAS NOTED AT THE RT ENGINE MAGNETO GASKET. THE MAGNETO WAS REMOVED TO REPLACE A DEFECTIVE GASKET. UPON CLOSER INSPECTION A SMALL CRACK WAS FOUND ALONG THE MAGNETO MOUNTING FLANGE. OIL WAS SEEPING THROUGH THE CRAC - [SDR CA051214002](https://openairdocs.org/sdr/CA051214002.md): Crankshaft · broken · Dec 7, 2005 · Rkwell 700 · Reciprocating Engine Power Section > DURING LAST LEG OF THE DAY, 10 MINUTES FROM LANDING, A WOOSHING NOISE WAS HEARD FROM THE RT ENGINE, OIL PRESSURE, RPM, FUEL FLOW AND VACUUM INDICATIONS FOR THE RT ENGINE WENT TO ZERO. MANIFOLD PRESSURE WENT TO 39". THE ENGINE WAS SHUT DOWN AND PROP FEATHERED - [SDR CA051221004](https://openairdocs.org/sdr/CA051221004.md): Crankshaft · separated · Dec 6, 2005 · Reciprocating Engine Power Section > CRANKSHAFT FAILED AT THROW BETWEEN NR 2 MAIN JOURNAL (AS NUMBERED BACK TO FRONT) AND NR 4 CRANK PIN. CRACK STARTED AT RADIUS OF MAIN JOURNAL AND PROPAGATED APPROX 70% THROUGH THROW BEFORE SEPARATING. AFTER SEPARATION, THROW BETWEEN NR 3 ROD AND NR 3 MAIN FRA - [SDR CA041209007](https://openairdocs.org/sdr/CA041209007.md): Tire · blown · Nov 25, 2004 · Rkwell 700 · Tire > (CAN) LT MAIN TIRE WAS REPORTED TO ME AS THE D.M. TO BE FLAT. THE CREW WERE ON TAKEOFF WHEN THERE WAS SHAKING AND AIRCRAFT VEERING TO THE LT. THEY CONTINUED THE TAKEOFF AND MADE A LOW PASS BY THE FSS STATION FOR A VISUAL. IT WAS DETERMINED TO LAND WITH NO PRO - [SDR CA041119002](https://openairdocs.org/sdr/CA041119002.md): Segment · burned · Oct 31, 2004 · Rkwell 700 · Engine Collector/Tailpipe/Nozzle > DURING THE INSPECTION OF THE LT ENGINE AFTER IN-FLIGHT STOPPAGE, A HOLE WAS FOUND N AN EXHAUST SEGMENT. DUE TO RESTRICTED SPACE A HEAT SHROUD THAT CONCEALED THE HOLE COULD NOT BE REMOVED WITHOUT REMOVING THE ENTIRE EXHAUST SYSTEM. THE HOT GASES ESCAPING FROM - [SDR CA021203002](https://openairdocs.org/sdr/CA021203002.md): Flyweight · failed · Nov 28, 2002 · Rkwell 700 · Propeller Governor > (CAN) GOVERNOR WAS BENCH CHECKED & FOUND TO HAVE ABOUT A 30-RPM OVER SPEED WITH FULL CONTROL OF GOVERNOR OVER ENTIRE RPM RANGE. GOVERNOR WAS DISASSEMBLED, FOUND FLYWEIGHT HAD PARTIALLY FAILED. DRIVE SPRING WAS DISCONNECTED FROM DRIVER, ALLOWING FLYWEIGHT HEA - [SDR CA030106016](https://openairdocs.org/sdr/CA030106016.md): Governor · failed · Nov 20, 2002 · Rkwell 700 · Propeller Governor > (CAN) PILOTS NOTICED RT ENGINE GOING INTO OVERSPEED CONDITION. IMMEDIATELY TRIED TO REDUCE ENGINE RPM WITH THROTTLE & PROP CONTROL, NO SUCCESS. ELECTED TO SHUTDOWN & SECURE RT ENGINE AFTER WHICH THEY CONTACTED TORONTO CENTER AND INFORMED THEM THAT THEY WERE - [SDR 2003FA0000889](https://openairdocs.org/sdr/2003FA0000889.md): Governor · malfunctioned · Nov 20, 2002 · Rkwell 700 · Propeller Governor > PN 4508-042 WAS OF A LOWER THAN SPECIFIED HARDNESS WHEN INSPECTED. THIS LOWER HARDNESS ALLOWED THE PART TO WEAR AT A FASTER RATE THAN EXPECTED. THIS WEAR ALLOWED THE DRIVE SPRING TO DISENGAGE FROM THE DRIVER IN THE PROPELLER GOVERNOR AND PERMITTED THE PROPEL - [SDR CA010529017](https://openairdocs.org/sdr/CA010529017.md): Placard · damaged · Apr 27, 2001 · Rkwell 700 · Placards and Markings > (CAN) WHEN ADDING OIL TO ENGINE WE NOTICED THAT EXTERNAL MARKING ON LITRE CONTAINER SAID "EXXON AVIATION OIL 100". WE CHECKED THE CARTON CONTAINING 12 LITRES AND IT READ "EXXON AVIATION OIL EE100". ONE INDICATED ASHLESS DISPERSANT OIL AND ONE INDICATED STRAIGH - [SDR CA971014004](https://openairdocs.org/sdr/CA971014004.md): Magneto · worn · Sep 23, 1997 · Rkwell 700 · Magneto/Distributor > (CAN) ENGINE BEGAN TO RUN ROUGH IN FLIGHT. ENGINE WAS SECURED. POST FLIGHT INSPECTION FOUND THE CIRCLIP RETAINER ON THE MAGNETO DRIVE SHAFT WAS NOT IN THE LOCKED POSITION, THIS ALLOWED THE SHAFT TO MOVE (AXIALLY) IN AND OUT. THIS CAUSED INTERNAL COMPONENTS TO ## 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 engine_model_key = 'TIO540R2AD' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/lycoming-tio-540-r2ad/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.