# Service difficulty reports: Lycoming AEIO-360-A1B6 A list on [Lycoming AEIO-360-A1B6](https://openairdocs.org/engine/lycoming-aeio-360-a1b6.md). Newest first. General aviation reporting is voluntary. Page 1 of 4 · 191 reports - [SDR 2026FA0000520](https://openairdocs.org/sdr/2026FA0000520.md): Alternator · seized · Jun 15, 2026 · N908WM · Cirrus SR20 · AC Generator-Alternator > FLIGHT CREW REPORTED ALTERNATOR 2 FAILURE FOLLOWED BY STRONG BURNING SMELL IN CABIN. ALTERNATE AIRPORT WAS USED WITH AN EMERGENCY LANDING DECLARED. THE ROOT CAUSE OF THE PROBLEM WAS INTERNAL FAILURE OF ALTERNATOR 2 BEARING CAUSING COMPLETE SEIZURE OF ROTATIO - [SDR JRUR202003120006](https://openairdocs.org/sdr/JRUR202003120006.md): Magneto · unserviceable · Mar 12, 2020 · N490NR · Parten P68C · Magneto/Distributor > SUPPLEMENTAL INFORMATION SLICK BY CHAMPION SB2-19A MANDATORY INSPECTION OF IMPULSE COUPLING. THE SB HAS YOU INSPECT THE IMPULSE COUPLING PER THE MAINTENANCE MANUAL. IF ANY MOVEMENT IS FOUND IN THE RIVETS, THE IMPULSE COUPLING MUST BE REJECTED. LEFT ENGINE - [SDR CA190516007](https://openairdocs.org/sdr/CA190516007.md): Impulse Coupling · loose · May 15, 2019 · Moravn Z242L · Magneto/Distributor > (CAN) EXCESSIVELY LOOSE RIVETS OBSERVED ON MAGNETO IMPULSE COUPLING (TC# 20190516007) - [SDR CA190516008](https://openairdocs.org/sdr/CA190516008.md): Impulse Coupling · loose · May 15, 2019 · Moravn Z242L · Magneto/Distributor > (CAN) EXCESSIVELY LOOSE RIVETS DISCOVERED ON MAGNETO IMPULSE COUPLING. (TC# 20190516008) - [SDR CA190430017](https://openairdocs.org/sdr/CA190430017.md): Rivet · loose · Apr 30, 2019 · Moravn Z242L · Magneto/Distributor > (CAN) LOOSE RIVETS OBSERVED ON IMPULSE COUPLING DURING 100 HOUR (TC# 20190430017) - [SDR 2019FA0000099](https://openairdocs.org/sdr/2019FA0000099.md): Starter · worn · Mar 28, 2019 · N480NR · Parten P68C · Engine Starter > MOTOR IS LOOSE ON STARTER OF RIGHT ENGINE. STARTER REMOVED FROM ENGINE ON FURTHER INVESTIGATION. THIS IS HIGH TORQUE STARTER, THEY HAVE TWO BOLTS JOINING THE TWO COMPONENTS THAT MAKE UP THE STARTED THE MOTOR AND GEARBOX THE STARTER ONLY HAS 990.8 HOURS ON IT. - [SDR CA190207005](https://openairdocs.org/sdr/CA190207005.md): Impulse Coupling · damaged · Feb 7, 2019 · Magneto/Distributor > (CAN) IMPULSE COUPLING INSPECTED, FOUND WITH LOOSE RIVETS. - [SDR CA160119007](https://openairdocs.org/sdr/CA160119007.md): Spring · broken · Jan 18, 2016 · Moravn Z242L · Landing Gear Steering System > (CAN) RIGHT STEERING SPRING BROKE WHILE TAXIING. - [SDR CA151112002](https://openairdocs.org/sdr/CA151112002.md): Bushing · worn · Nov 10, 2015 · Moravn Z242L · Magneto/Distributor > (CAN) DISTRIBUTOR BLOCK BUSHING WORN, OUT OF LIMITS. - [SDR CA151109001](https://openairdocs.org/sdr/CA151109001.md): Distributor Gear · loose · Nov 6, 2015 · Moravn Z242L · Magneto/Distributor > (CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE DURING MAGNETO 500 HR INSPECTION. - [SDR CA151028001](https://openairdocs.org/sdr/CA151028001.md): Gear · loose · Oct 26, 2015 · Moravn Z242L · Magneto/Distributor > (CAN) LOOSE DISTRIBUTOR GEAR CONTACT FINGER CAUSED DEAD MAGNETO. - [SDR CA150924002](https://openairdocs.org/sdr/CA150924002.md): Bumper · disintegrated · Sep 23, 2015 · Moravn Z242L · Nose/Tail Landing Gear Strut/Axle > (CAN) NOSE GEAR EXTENSION OVER LIMIT. POLYMER STOP BUMPER INSIDE GEAR ASSY FOUND COMPLETELY DISINTEGRATED. - [SDR CA150922002](https://openairdocs.org/sdr/CA150922002.md): Control Cable · frayed · Sep 21, 2015 · Moravn Z242L · Trailing Edge Flap Control System > (CAN) FLAP CENTER CABLE FOUND FRAYED AT INSPECTION. - [SDR CA150922003](https://openairdocs.org/sdr/CA150922003.md): Control Cable · frayed · Sep 21, 2015 · Moravn Z242L · Rudder Control System > (CAN) RUDDER CABLE FOUND FRAYED IN PULLEY AREA. - [SDR CA150626009](https://openairdocs.org/sdr/CA150626009.md): Control Cable · frayed · Jun 25, 2015 · Moravn Z242L · Trailing Edge Flap Control System > (CAN) FLAP CENTER CABLE FOUND FRAYED. - [SDR CA150626010](https://openairdocs.org/sdr/CA150626010.md): Control Cable · frayed · Jun 25, 2015 · Moravn Z242L · Elevator Tab Control System > (CAN) AFT ELEVATOR TRIM CABLE FOUND FRAYED. - [SDR CA150622002](https://openairdocs.org/sdr/CA150622002.md): Control Cable · frayed · Jun 19, 2015 · Moravn Z242L · Rudder Control System > (CAN) RIGHT RUDDER CABLE BROKEN STRANDS IN PULLEY AREA. - [SDR CA150619003](https://openairdocs.org/sdr/CA150619003.md): Cable · frayed · Jun 18, 2015 · Moravn Z242L · Trailing Edge Flap Control System > (CAN) FLAP CABLE FOUND FRAYED. - [SDR CA150619004](https://openairdocs.org/sdr/CA150619004.md): Distributor Gear · loose · Jun 17, 2015 · Moravn Z242L · Magneto/Distributor > (CAN) DISTRIBUTOR GEAR ELECTRODE FINGER FOUND LOOSE. - [SDR CA150610008](https://openairdocs.org/sdr/CA150610008.md): Distributor Gear · loose · Jun 10, 2015 · Moravn Z242L · Magneto/Distributor > (CAN) DISTRIBUTOR FINGER FOUND LOOSE ON GEAR. THIS DEFECT OCCURRED 4 DAYS & APPROX 15 HOURS TOTAL TIME SINCE THE SAME DEFECT OCCURRED ON THE OTHER MAG. HAD THE DEFECTS OCCURRED AT THE SAME TIME, THIS ENG WOULD HAVE FAILED IN FLIGHT. - [SDR CA150604012](https://openairdocs.org/sdr/CA150604012.md): Distributor Gear · loose · Jun 4, 2015 · Zlin Z326 · Magneto/Distributor > (CAN) CREW EXPERIENCED ROUGH RUNNING ENG ON CLIMB OUT. SUBSEQUENT DISASSEMBLY OF MAGNETO REVEALED LOOSE FINGER ON DISTRIBUTOR GEAR. - [SDR CA150504010](https://openairdocs.org/sdr/CA150504010.md): Distributor Gear · loose · Apr 28, 2015 · Zlin Z326 · Magneto/Distributor > (CAN) DISTRIBUTOR FINGER FOUND LOOSE AT 500 HOUR INSPECTION. - [SDR CA150415010](https://openairdocs.org/sdr/CA150415010.md): Distributor Gear · loose · Apr 14, 2015 · Moravn Z242L · Magneto/Distributor > (CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE DURING 500 HOUR MAG INSPECTION. - [SDR CA150331001](https://openairdocs.org/sdr/CA150331001.md): Distributor Gear · loose · Mar 28, 2015 · Magneto/Distributor > (CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE FOLLOWING MAG FAILURE IN FLIGHT. - [SDR CA150331003](https://openairdocs.org/sdr/CA150331003.md): Spring · broken · Mar 19, 2015 · Moravn Z242L · Landing Gear Steering System > (CAN) NOSE GEAR STEERING SPRING FOUND BROKEN DURING SCHEDULED MAINTENANCE. - [SDR CA140602015](https://openairdocs.org/sdr/CA140602015.md): Cable · frayed · Jun 2, 2014 · Moravn Z242L · Autopilot Trim Servo > (CAN) CABLE FOUND FRAYED DURING SCHEDULED MAINTENANCE. - [SDR CA140602016](https://openairdocs.org/sdr/CA140602016.md): Cable · frayed · Jun 2, 2014 · Moravn Z242L · Autopilot Trim Servo > (CAN) TRIM CABLE FOUND FRAYED DURING SCHEDULED MAINTENANCE. - [SDR CA140206005](https://openairdocs.org/sdr/CA140206005.md): Control Cable · damaged · Feb 5, 2014 · Moravn Z242L · Landing Gear Steering System > (CAN) ONE STEERING CABLE FOUND BROKEN, ONE FOUND FRAYED DURING UNSCHEDULED MAINTENANCE. - [SDR CA131113001](https://openairdocs.org/sdr/CA131113001.md): Control Cable · frayed · Nov 12, 2013 · Moravn Z242L · Rudder Control System > (CAN) BOTH RUDDER CONTROL CABLES FOUND FRAYED DURING 500 HR INSPECTION. 302.8 HRS AND 1499.6 HRS RESPECTIVELY. - [SDR 2013FA0000629](https://openairdocs.org/sdr/2013FA0000629.md): Crankcase · cracked · Nov 7, 2013 · N3927U · Parten P68C · Reciprocating Engine Power Section > A CRACK WAS DISCOVERED IN THE CRANKCASE AT THE LOWER FORWARD CYLINDER BASE STUD OF THE NR 2 CYLINDER OF APPROXIMATELY 1.5 INCHES. STARTS FROM THE BOTTOM OF STUD AREA AND TRAVELS DOWN AND AFT. A SLIGHT AMOUNT OF OIL LEAKING FROM AROUND THE BASE OF CYLINDER AT - [SDR CA131028001](https://openairdocs.org/sdr/CA131028001.md): Contact · loose · Oct 25, 2013 · Moravn Z242L · Magneto/Distributor > (CAN) DISTRIBUTOR CONTACT FINGER OBSERVED LOOSE DURING 500 HOUR MAGNETO INTERNAL INSPECTION. - [SDR CA131011009](https://openairdocs.org/sdr/CA131011009.md): Elbow · broken · Oct 11, 2013 · Moravn Z242L · Engine Fuel and Control > (CAN) A NEW MANIFOLD PRESSURE HOSE ASSY ELBOW WAS DISCOVERED BROKEN LESS THAN 200 HOURS AFTER INSTALLATION. THE ORIENTATION AND DESIGN OF THE ASSY, IAW MFG, APPEARS TO BE DESIGNED TO FAIL. - [SDR CA130823004](https://openairdocs.org/sdr/CA130823004.md): Strut · damaged · Aug 22, 2013 · Moravn Z242L · Main Landing Gear Strut/Axle/Truck > (CAN) DURING A 500HR INSPECTION THE NLG OLEO LEATHER SLEEVE LOWER METAL COLLAR WAS OBSERVED TO HAVE BECOME DISENGAGED FROM THE OLEO PISTON STEP AND APPEARED TO HAVE BEEN DISTORTED. UPON FURTHER INSPECTION OF THE NLG OLEO, AFTER DISASSEMBLY, IT WAS ALSO DISCOV - [SDR DK7R201308070001](https://openairdocs.org/sdr/DK7R201308070001.md): Hose · detached · Jun 13, 2013 · N7538V · Cessna 177RG · Hydraulic System, Main > GEAR UP LANDING. DOWN HOSE ON NOSE GEAR ACTUATOR FAILED. REPLACED. - [SDR CA130610004](https://openairdocs.org/sdr/CA130610004.md): Control Cable · frayed · Jun 5, 2013 · Moravn Z242L · Rudder Control System > (CAN) RIGHT RUDDER CABLE FOUND FRAYED AT PULLEY DURING SCHEDULED MAINTENANCE. - [SDR CA130529007](https://openairdocs.org/sdr/CA130529007.md): Control Cable · frayed · May 29, 2013 · Moravn Z242L · Rudder Control System > (CAN) BOTH RUDDER CABLES FOUND WITH BROKEN STRANDS DURING SCHEDULED MAINTENANCE. - [SDR CA130514003](https://openairdocs.org/sdr/CA130514003.md): Control Cable · damaged · May 14, 2013 · Moravn Z242L · Elevator Tab Control System > (CAN) AFT ELEVATOR TRIM CABLE FOUND WITH BROKEN STRANDS DURING SCHEDULED MAINTENANCE. - [SDR CA130325021](https://openairdocs.org/sdr/CA130325021.md): Control Cable · frayed · Mar 25, 2013 · Moravn Z242L · Rudder Control System > (CAN) RT RUDDER CABLE FOUND FRAYED DURING SCHEDULED MAINTENANCE. - [SDR CA130325022](https://openairdocs.org/sdr/CA130325022.md): Control Cable · damaged · Mar 22, 2013 · Moravn Z242L · Rudder Control System > (CAN) BROKEN STRAND DISCOVERED ON LT RUDDER CABLE DURING SCHEDULED MAINTENANCE. - [SDR CA130304007](https://openairdocs.org/sdr/CA130304007.md): Spring · broken · Mar 2, 2013 · Moravn Z242L · Landing Gear Steering System > (CAN) PILOT REPORTED LOOSE FEELING IN RUDDER CONTROL DURING TAXI. MAINTENANCE DISCOVERED BROKEN RT STEERING SPRING. - [SDR CA130215007](https://openairdocs.org/sdr/CA130215007.md): Control Cable · frayed · Feb 15, 2013 · Moravn Z242L · Rudder Control System > (CAN) BOTH RUDDER CABLES FOUND FRAYED AT PULLEY DURING SCHEDULED MAINTENANCE. - [SDR CA130125005](https://openairdocs.org/sdr/CA130125005.md): Seal · dislodged · Jan 22, 2013 · Moravn Z242L · Reciprocating Engine Oil System > (CAN) PILOT PERFORMED AN UNSCHEDULED LANDING AFTER NOTICING INCREASING HIGH OIL PRESSURE. SUBSEQUENT INVESTIGATION REVEALED THE FRONT CRANKSHAFT OIL SEAL PARTIALLY DISLODGED FROM ITS SEAT ENGINE LOST APPROXIMATELY 2 LITRES OF OIL. THE FRONT OIL SEAL DID NOT AP - [SDR CA130118006](https://openairdocs.org/sdr/CA130118006.md): Control Cable · frayed · Jan 18, 2013 · Moravn Z242L · Elevator Tab Control System > (CAN) FORWARD ELEVATOR TRIM CABLE FOUND FRAY DURING SCHEDULED MAINTENANCE. - [SDR CA130116014](https://openairdocs.org/sdr/CA130116014.md): Pump · shorted · Jan 15, 2013 · Moravn Z242L · Engine Fuel Pump > (CAN) FUEL PUMP CIRCUIT BREAKER/SWITCH TRIPPED DURING FLIGHT. ATTEMPTS TO RESET RESULTED IN SMOKE AND FUMES IN THE COCKPIT FROM THE SWITCH. MAINTENANCE DISCOVERED A DEAD SHORT IN THE FUEL PUMP. THE CIRCUIT BREAKER/SWITCH WAS DAMAGED FROM THE REPEATED RESET - [SDR CA121214012](https://openairdocs.org/sdr/CA121214012.md): Control Cable · frayed · Dec 14, 2012 · Moravn Z242L · Elevator Tab Control System > (CAN) AFT TRIM CABLE FOUND FRAYED DURING SCHEDULED MAINTENANCE. - [SDR CA121203006](https://openairdocs.org/sdr/CA121203006.md): Cable · frayed · Nov 30, 2012 · Moravn Z242L · Elevator Tab Control System > (CAN) AFT ELEVATOR TRIM CABLE FOUND FRAYED DURING SCHEDULED MAINTENANCE. - [SDR CA121121002](https://openairdocs.org/sdr/CA121121002.md): Bearing · disintegrated · Nov 21, 2012 · Moravn Z242L · Wheel/Ski/Float > (CAN) NOSE WHEEL BEARING WAS DISCOVERED DISINTEGRATED DURING PRE-INSPECTION RUN-UP. - [SDR CA121029003](https://openairdocs.org/sdr/CA121029003.md): Tire · defective · Oct 29, 2012 · Moravn Z242L · Tire > (CAN) DEFECT IN TIRE CREATED WEAK SPOT IN TIRE ALLOWING TUBE TO PROTRUDE. OBSERVED ON A DAILY INSPECTION. DOES NOT APPEAR TO BE CAUSED BY TIRE SKID. - [SDR CA121011004](https://openairdocs.org/sdr/CA121011004.md): Cable · frayed · Oct 10, 2012 · Moravn Z242L · Elevator Tab Control System > (CAN) TRIM WHEEL STUCK. TRIM CABLE WAS FOUND FRAYED WITH ONLY 3 STRANDS REMAINING UNBROKEN PREVENTING CABLE FROM PASSING THROUGH PULLEYS. - [SDR CA120809006](https://openairdocs.org/sdr/CA120809006.md): Control Cable · frayed · Aug 7, 2012 · Moravn Z242L · Rudder Control System > (CAN) RIGHT RUDDER CABLE FOUND FRAYED DURING SCHEDULED MAINTENANCE. Next page: https://openairdocs.org/engine/lycoming-aeio-360-a1b6/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 engine_model_key = 'AEIO360A1B6' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/lycoming-aeio-360-a1b6/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.