# Service difficulty reports: Continental IO-540 series

A list on [Continental IO-540 series](https://openairdocs.org/engine/continental-io-540-series.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 6 · 270 reports

- [SDR 2026FA0000346](https://openairdocs.org/sdr/2026FA0000346.md): Thrust Button · faulted · May 9, 2026 · Reciprocating Engine Cylinder Section
  > DURING MAJOR OVERHAUL INSTALLED SUPERIOR ROCKER SHAFT THRUST BUTTONS P/N SL12893.INFORMATION THAT WE RECEIVED STATED THAT FAULTY THRUST BUTTONS WILLFLOAT IN WATER AND GOOD PARTS WILL SINK. WE PERFORMED THIS TEST ON EVERY LOT NUMBER IN OURINVENTORY AND FOUND SE
- [SDR 2026FA0000064](https://openairdocs.org/sdr/2026FA0000064.md): Magneto · failed · Jan 29, 2026 · Magneto/Distributor
  > SLICK MAGNETO (MODEL NR 6350 S/N 15087263) FOLLOWER ARM OF CONTACTOR POINTS BROKE AFTER 76 HOURS SINCE NEW. THE BREAK OCCURRED AT THE BEND ON THE SIDE OF THE SPRINGY METAL FOLLOW ARM. THIS CAUSED THE MAGNETO TO FAIL (DEAD MAG) DURING BEFORE TAKEOFF MAGNETO CH
- [SDR 2024FA0000575](https://openairdocs.org/sdr/2024FA0000575.md): Magneto · failed · Aug 7, 2024 · N246N · Cessna 206H · Magneto/Distributor
  > MAGNETO FAILED
- [SDR 2024FA0000573](https://openairdocs.org/sdr/2024FA0000573.md): Magneto · failed · Aug 6, 2024 · N246N · Cessna 206H · Magneto/Distributor
  > MAGNETO FAILED
- [SDR 2024FA0000577](https://openairdocs.org/sdr/2024FA0000577.md): Magneto · failed · Mar 14, 2024 · N234U · Cessna 206H · Magneto/Distributor
  > MAGNETO FAILED
- [SDR 2024FA0000576](https://openairdocs.org/sdr/2024FA0000576.md): Magneto · failed · Mar 6, 2024 · N234U · Cessna 206H · Magneto/Distributor
  > MAGNETO FAILED
- [SDR 2024FA0000571](https://openairdocs.org/sdr/2024FA0000571.md): Magneto · failed · Jan 24, 2024 · N246U · Cessna 206H · Magneto/Distributor
  > MAGNETO FAILED
- [SDR 2024FA0000570](https://openairdocs.org/sdr/2024FA0000570.md): Magneto · failed · Dec 27, 2023 · N234U · Cessna 206H · Magneto/Distributor
  > MAGNETO FAILED
- [SDR 2022FA0000697](https://openairdocs.org/sdr/2022FA0000697.md): Starter · fire · Nov 14, 2022 · N414FH · Cessna R182 · Engine Starter
  > A/C CAME IN FOR A 50HR OIL CHANGE AND ELECTRICAL ISSUES. FOUND THAT UPON INSTALL OF NEW ENGINE, REPAIR STATION REMOVED A JUMPER WIRE FROM A 12V STARTER AGAINST THE INSTRUCTIONS LISTED ON PART AND SL, WHICH ALLOWED IT TO RECEIVE 24V FOR WHICH THE A/C WAS RATED
- [SDR 2023FA0000356](https://openairdocs.org/sdr/2023FA0000356.md): Unknown · unknown · Sep 22, 2022 · N495TC · Gulstm 114TC · Standard Practices/Structures
  > AIRCRAFT HAD BEEN PERFORMING MANEUVERS FOR 30 MINUTES. UPON APPROACH TO THE RUNWAY AT LOW ALTITUDE THE ENGINE BEGAN TO SPUTTER AND QUICKLY SHUT DOWN. PILOT MADE AN EMERGENCY LANDING ON A HIGHWAY. I HAVE DETERMINED THE CAUSE TO BE EXCESSIVE HEATING OF THE FUEL
- [SDR 2020FA0000430](https://openairdocs.org/sdr/2020FA0000430.md): Ratchet Sys · failed · Sep 2, 2020 · N5657A · Maule M7235 · Trailing Edge Flap Control System
  > ON FINAL FOR LANDING WITH 40 FLAPS SET IN, FLAPS SUDDENLY SNAPPED UP TO NEUTRAL, PLANE DROPPED QUICKLY. FLAP HANDLE WOULD WORK, BUT WOULD NOT CATCH. NO FLAP LANDING DONE. FOUND THAT THE CURVED FLAP RATCHET HAD BROKEN IN HALF. ALL OTHER PARTS APPEARED IN GO
- [SDR 2020FA0000258](https://openairdocs.org/sdr/2020FA0000258.md): Magneto · abnormal · Feb 6, 2020 · N569JC · Magneto/Distributor
  > LEFT MAGNETO WAS ONLY FIRING ON 3 OF THE 6 CYLINDERS. THE AIRCRAFT IS EQUIPPED WITH A G3I ELECTRONIC IGNITION SYSTEM THAT IS COUPLED TO THE MAGNETOS. THE LEFT MAGNETO IS THE TRIGGER FOR THE COMPLETE SYSTEM, IF THE LEFT MAGNETO FAILS OR DETERIORATES, THEN THE C
- [SDR 17GR20191108901](https://openairdocs.org/sdr/17GR20191108901.md): Valve · bent · Nov 8, 2019 · N39551 · Piper PA32RT300 · Reciprocating Engine Cylinder Section
  > DURING 50 HOUR INSPECTION NO COMPRESSION ON CYLINDER 4. INSPECTION REVEALED STUCK EXHAUST VALVE AND BENT PUSH ROD.
- [SDR 2019FA0000251](https://openairdocs.org/sdr/2019FA0000251.md): Magneto · defective · Aug 9, 2019 · N93DE · Magneto/Distributor
  > MAGNETO ROTOR HAS TWO POLE MAGNET WITH FIXED LOCATION TO KEY OF ROTOR. KEY WAY IS WHAT ALIGNS THE ROTOR MAGNET POLE LOCATIONS TO THE ENGINE TIMING. MAGNET HAS SHIFTED ON THE ROTOR TO INCORRECT LOCATION CAUSING MAGNETO TO FALL OUT OF TIME WITH ENGINE.
- [SDR CA190621004](https://openairdocs.org/sdr/CA190621004.md): Circuit Breaker · defective · Jun 20, 2019 · Cessna R182 · Electrical Power System Wiring
  > (CAN) ALTERNATOR 60 AMP.BREAKER WITH INTERNAL RESISTANCE (IN 28V OUT 8V) THIS WILL MAKE THE ALTERNATOR STOP CHARGING.... (TC# 20190621004)
- [SDR 2020FA0000124](https://openairdocs.org/sdr/2020FA0000124.md): Seal · deformed · Apr 30, 2019 · Piper PA32R300 · Reciprocating Engine Oil System
  > THE OIL RELIEF SPRING WAS DEFORMED AND THE FILTER WAS OFF THE SEAL ALLOWING OIL TO BYPASS THE FILTER. THE ENGINE WAS PROBABLY STARTED WITH COLD OIL CAUSING THE FILTER TO COME OFF THE SEAT AND DEFORM THE SPRING. THE FILTER WAS NOT CLOGGED WITH ONLY 23 HOURS O
- [SDR 2015FA0000521](https://openairdocs.org/sdr/2015FA0000521.md): Stud · worn · Aug 28, 2015 · N66TK · Stdchr S300RG · Engine (Reciprocating)
  > THIS STUD HOLDS IDLER SHAFT WHICH SUPPORTS CRANKSHAFT IDLER GEAR. WHEN STUD FAILED, IDLER GEAR DISENGAGED FROM CAM AND CRANKSHAFT. THIS CAUSED ENGINE TO STOP.
- [SDR 2015FA0000501](https://openairdocs.org/sdr/2015FA0000501.md): Belt · broken · Jul 30, 2015 · N60TT · Piper PA32300 · AC Generator-Alternator
  > ACFT LOST ALL ELECTRONIC POWER DUE TO ALTERNATOR BELT BREAKING. ALL NARROW BELTS ARE INSTALLED ON FACTORY INSTALLED AIR CONDITIONING SYS. ALTERNATOR DRIVE BELT CONVERSION KITS, PN 767310 NEED TO BE INSTALLED IAW SL 104C.
- [SDR KC2R2014110300049](https://openairdocs.org/sdr/KC2R2014110300049.md): Impulse Coupling · cracked · Nov 3, 2014 · N142DL · Cessna 182T · Magneto/Distributor
  > DURING INSPECTION OF IMPULSE COUPLINGS AT "500 HR INSPECTION", IT WAS DISCOVERED THAT BOTH IMPULSE FLYWEIGHT BASE PLATES SHOWED CRACKS NEAT FLYWEIGHT AXLES. CRACKS WERE DISCOVERED USING MAGNETIC PARTICLE NDT METHOD. BOTH IMPULSE COUPLINGS REPLACED WITH NEW.
- [SDR KC2R1029201449484](https://openairdocs.org/sdr/KC2R1029201449484.md): Impulse Coupling · cracked · Oct 29, 2014 · N142DL · Cessna 182T · Magneto/Distributor
  > DURING A ROUTINE 500 HR INSPECTION OF THE MAGNETOS, FOUND BOTH IMPULSE COUPLINGS CRACKED AT HUB PLATE, NEAR FULL ADVANCE STOP NOTCH.
- [SDR JRUR2014FA0000510](https://openairdocs.org/sdr/JRUR2014FA0000510.md): Points · loose · Aug 29, 2014 · N6HP · Cessna 182T · Magneto/Distributor
  > OWNER REPORTED HAVING TROUBLE WITH STARTING THE ACFT ENGINE WHILE IT WAS HOT. ACFT WAS JUST RETURNING FROM SERVICE AND WAS DUE A PHASE 1 INSPECTION. REMOVED BOTH THE LT AND RT MAGNETOS TO CHECK THE PRIMARY POINTS FOR DRIFTING. INSPECTION OF THE LT MAGNETO
- [SDR 9JNR20140307002](https://openairdocs.org/sdr/9JNR20140307002.md): Tailpipe · undersize · Mar 7, 2014 · N1188V · Piper PA31350 · Engine Collector/Tailpipe/Nozzle
  > WHILE PERFORMING AD 2013-10-04 TO PREVENT POSSIBILITY OF AN IN-FLIGHT POWER PLANT FIRE DUE TO AN EXHAUST SYSTEM FAILURE ON N1188V A PA-31-350, THE RT ENGINE TURBO EXHAUST CLAMP FAILED THE VISUAL INSPECTION ON CLEARANCES. WHEN THE CLAMP WAS REPLACED WITH NEW C
- [SDR CA131104012](https://openairdocs.org/sdr/CA131104012.md): Cylinder · cracked · Nov 1, 2013 · Cessna A185E · Reciprocating Engine Cylinder Section
  > (CAN) UPON REMOVING ACFT FROM WATER FOR WINTER STORAGE, ACFT ENGINE WAS INHIBITED/SCREEN CHECKED. COMPRESSIONS OF ALL CYLINDER WERE CHECKED, CYLINDER NR 1 WAS CRACKED SEPARATING BETWEEN COOLING FINS ON HEAD. CYLINDER 2, 4, 6 WERE CRACKED BETWEEN TOP SPARKPLU
- [SDR IDCR2013FA0000565](https://openairdocs.org/sdr/IDCR2013FA0000565.md): Baffle · broken · Sep 27, 2013 · Found FBA2C1 · Reciprocating Engine Oil System
  > DURING ROUTINE INSPECTION, DISCOVERED BROKEN RIVET IN ENGINE OIL SUCTION SCREEN. BASED ON PREVIOUS EXPERIENCE, KNEW THIS MOST LIKELY CAME FROM A BROKEN OIL SUMP BAFFLING. CALLED MFG ENGINES TECH LINE TO CONFIRM THIS. MFG TECH FORWARDED A COPY OF MFG ENG SB
- [SDR 2013FA0000489](https://openairdocs.org/sdr/2013FA0000489.md): Valve · broken · Aug 13, 2013 · Piper PA32R301 · Reciprocating Engine Oil System
  > OPERATOR WAS COMPLAINING OF HIGHER THAN NORMAL OIL TEMPERATURES. FOUND VERNATHERM VALVE TO HAVE BROKEN. THE NUT THAT HOLDS THE SEATING VALVE HAD BROKEN OFF THE THREADED PORTION OF THE PART. IT HAD BROKEN WHERE A ROLL PIN SECURES THE NUT TO THE THREADS. THE
- [SDR J4YR201304299619](https://openairdocs.org/sdr/J4YR201304299619.md): Cable · failed · Apr 24, 2013 · N419PH · Piper PA32300 · Stabilizer Control System
  > ON REACHING ROTATION SPEED FOR TAKEOFF, ACFT SUDDENLY LOST PITCH CONTROL AND TAKEOFF WAS ABORTED. AFTER INVESTIGATION THE LT FWD STABILATOR CABLE WAS FOUND TO HAVE FAILED AT THE THREADED CABLE TERMINAL ADJACENT TO THE TURNBUCKLE BARREL. THE FAILURE APPEARS T
- [SDR 2012FA0000783](https://openairdocs.org/sdr/2012FA0000783.md): Turnbuckle · broken · Nov 29, 2012 · N41EK · Piper PA32RT300 · Elevator Control System
  > AFT FUSELAGE ELEVATOR CABLE TURNBUCKLE END, CRACKED AND BROKE OFF AT THE BARREL SIDE IN THE SHANK PART,.6250" BACK FROM THE THREADED PORTION OF THE TURNBUCKLE END, JUST AT THE THICKER PART WHERE THE SAFETY WIRE HOLE IS, OPPOSITE THE SWEDGED END. THERE WAS E
- [SDR 2013FA0000114](https://openairdocs.org/sdr/2013FA0000114.md): Switch · stuck · Jun 20, 2012 · N1866S · Socata TB20TRINIDAD · Landing Gear Position and Warning
  > NOSE GEAR DOWN INDICATOR SWITCH REMAINED STUCK CLOSED AFTER RETRACTION OF GEAR. WHEN GEAR WAS EXTENDED, HYD PRESSURE TO NOSE GEAR STOPPED WHEN MAIN GEAR DOWN LIMIT SWITCHES CLOSED SHUTTING OFF GEAR MOTOR PRIOR TO NOSE GEAR LOCKING. ACFT LANDED WITH 3 GREEN
- [SDR 2012F00096](https://openairdocs.org/sdr/2012F00096.md): Control Handle · malfunctioned · May 20, 2012 · N492K · Piper PA31350 · Landing Gear Selector
  > LANDING GEAR LOWERED AND PILOT REPORTED INDICATOR LIGHTS WERE ALL 3 GREEN, THE LANDING GEAR LEVER DID NOT RETURN TO NEUTRAL. PILOT ATTEMPTED TO CYCLE GEAR UP, BUT NO RESPONSE. GEAR LIGHTS CONTINUED TO INDICATE GREEN (LOWERED AND LOCKED). PILOT FLEW BY TOWE
- [SDR 2012FA0000277](https://openairdocs.org/sdr/2012FA0000277.md): Spark Plug · mismanufactured · Mar 6, 2012 · N14AE · Maule M7260C · Spark Plug/Igniter
  > INSTALLED NEW MFG FINE WIRE PLUGS IN FEB 2010 AT 1260 HRS TT. NOTICED A PROBLEM WITH THE RESISTORS IN A FEW OF THE PLUGS. NOTICED HARD STARTING WHEN HOT. AT ANNUAL INSPECTION, 7 OF 12 PLUGS HAD FAILED, THE RESISTORS WERE COMPLETELY OPEN AND REGISTERED 1 ON
- [SDR 2012FA0000186](https://openairdocs.org/sdr/2012FA0000186.md): Hub · cracked · Feb 1, 2012 · N103NC · Cessna 182S · Propeller Hub Section
  > LIQUID PENETRANT INDICATION ON THE EXTERNAL SOCKET ON NR 2 BLADE AT 4 O`CLOCK. THIS IS NOT A RADIAL INDICATION. THIS CRACK INDICATION WAS DISCOVERED DURING O/H. THE PART IS UNAIRWORTHY. HUB WAS SENT TO MFG FOR DESTRUCTIVE TESTING.
- [SDR 2010FA0001217](https://openairdocs.org/sdr/2010FA0001217.md): Blades · separated · Nov 5, 2010 · N7523S · Robsin R44RAVENII · Main Rotor Blades
  > (9C9S) ROTOR BLADE FAILED INSPECTION FOR AD 2007-26-12 AND MFG SB NR72 R44II.
- [SDR 2010FA0001218](https://openairdocs.org/sdr/2010FA0001218.md): Blades · damaged · Nov 5, 2010 · N7523S · Robsin R44RAVENII · Main Rotor Blades
  > (9C9S) MAIN ROTOR BLADE FAILED INSPECTION FOR AD 2007-26-12 AND MFG SB NR 72, R44II.
- [SDR 2010FA0001172](https://openairdocs.org/sdr/2010FA0001172.md): Ignition Switch · inoperative · Oct 21, 2010 · N182SP · Cessna TR182 · Ignition Switching
  > ACFT LOST ELECTRICAL POWER DURING LANDING, PILOT IN COMMAND NOTICED THE GEAR WAS NOT LOCKED IN THE DOWN POSITION AND DID A GO AROUND. PILOT HAND PUMPED THE GEAR DOWN AND LANDED THE ACFT WITH ANY PROBLEMS. AFTER TROUBLESHOOTING, FOUND THAT THE STARTER AND STA
- [SDR 2010FA0001081](https://openairdocs.org/sdr/2010FA0001081.md): Display · failed · Oct 5, 2010 · N746TC · Cessna 182T · Central Display
  > THE MFD (RT SEAT) WOULD NOT ALLOW FOR FREQUENCY CHANGES ON BOTH THE NAV AND COM. THE PFD (LT SEAT) CONTINUED TO WORK FINE. ONCE THE NEW FREQUENCIES WERE TUNED IN ON THE LT, THE RT WOULD THEN WORK AND ALLOW FOR FREQUENCY CHANGES. THE G1000 WAS 4 YEARS OLD, W
- [SDR 2010FA0000497](https://openairdocs.org/sdr/2010FA0000497.md): Baffle · cracked · May 13, 2010 · N798 · Found FBA2C1 · Reciprocating Engine Oil System
  > DURING ENGINE MAINTENANCE THAT REQUIRED THE REMOVAL OF THE OIL SUMP THE INTERNAL OIL SUMP BAFFLE (P/N 56G23399) WAS FOUND BADLY CRACKED (APPROX. 4" LONG) ON THE PAN SHEET, ALONGSIDE THE RIVET LINE FOR THE BACK BONE STIFFENER. ADDITIONALLY, 5 OF THE 6 MOUNTING
- [SDR 2010FA0000211](https://openairdocs.org/sdr/2010FA0000211.md): Oil Filter · inoperative · Feb 22, 2010 · N835CP · Cessna 182T · Reciprocating Engine Oil System
  > WHILETRYING TO TIGHTEN A NEW OIL FILTER ONTO ENGINE, THE FILTER WOULD GET PARTIALLY TIGHT THEN POP LOOSE. REMOVED OIL FILTER TO FIND CENTER MOUNTING STUD HAD BROKEN LOOSE. REMOVED OIL FILTER TO FIND CENTER MOUNTING STUD HAD BROKEN LOOSE AND STRIPPED THREADS
- [SDR 2010FA0000023](https://openairdocs.org/sdr/2010FA0000023.md): Duct · collapsed · Jan 6, 2010 · N10457 · Cessna 206H · Engine Air Intake System
  > DURING ANNUAL INSP, FOUND DUCT JUST AFT OF INDUCTION FILTER TO BE PARTIALLY COLLAPSED. AFTER REMOVING DUCT, FOUND THE INTERNAL WIRE FORMERS TO BE DISCONNECTED AND UNRAVELED CAUSING THE DUCT TO COLLAPSE.
- [SDR 2009FA0001015](https://openairdocs.org/sdr/2009FA0001015.md): Valve · stuck · Oct 29, 2009 · N46PD · Cessna 182S · Reciprocating Engine Cylinder Section
  > ON START UP AND TAXI OUT OF THE ACFT, EXHAUST AND INTAKE VALVES STUCK. THIS CAUSED BOTH PUSH RODS TO BEND. AND LIFTER PLUNGER WAS LOCKED UP UPON FURTHER INSP. ENG WAS USING W100 OIL AND HAD ONLY 634.8 HOURS SINCE NEW.
- [SDR EN02009F00000](https://openairdocs.org/sdr/EN02009F00000.md): Pump · failed · Jun 1, 2009 · N818ES · Found FBA2C1 · Engine Fuel Pump
  > FUEL EDP DID NOT MAKE FULL FUEL PRESSURE/GPH AT TAKE OFF RPM. NORMAL TAKEOFF FUEL FLOW ONLY REACHED WHEN AUX FUEL PUMP WAS ON. WHEN AUX PUMP SWITCHED OFF AT TAKEOFF RPM, ENGINE WOULD LOSE 5-7 GPH OF FUEL FLOW. EGT WOULD RISE ABOVE NORMAL & RPM`S & MANIFOLD
- [SDR CA090403011](https://openairdocs.org/sdr/CA090403011.md): Tie Bolt · failed · Mar 27, 2009 · Found FBA2C1 · Main Landing Gear Strut/Axle/Truck
  > (CAN) IT WAS THE USUAL ON TOUCHDOWN, BUT WE HAD A 15-20 KNOT WIND TO HELP SLOW THINGS DOWN AND FOUND THE LANDING NOT REMARKABLE IN ANY WAY. SAME WITH TAKEOFF, THEN 3 MORE HOURS OF FLYING AND CARIBOU SURVEY, AND BACK. AS THE WEIGHT CAME OFF THE WINGS ONTO THE
- [SDR 2008FA0000843](https://openairdocs.org/sdr/2008FA0000843.md): Cowling · broken · Nov 10, 2008 · N2772P · Piper PA32300 · Nacelle/Pylon, Plate/Skin
  > AFTER LIFTOFF, AT APPROX 250 TO 300 FEET AGL THE RT SIDE OF THE UPPER ENGINE COWLING CAME LOOSE AND BROKE OFF AT APPROX THE MIDDLE LT PORTION OF THE COWLING, FALLING TO THE GROUND. THE ACFT HAD UNDERGONE A 100 HOUR INSP ON THE ENGINE AT 6905.8 HRS. OWNER STA
- [SDR 2008FA0000655](https://openairdocs.org/sdr/2008FA0000655.md): Muffler · cracked · Sep 21, 2008 · N3203D · Robsin R44RAVENII · Engine Collector/Tailpipe/Nozzle
  > MUFFLER WAS HEAT BLISTERED AND CRACKED AT TAIL PIPE TRANSITION. COLLECTOR WAS BURNED THRU UNDER CLAMP AT NR 1 CYLINDER, ALSO HEAT BLISTERED. (K)
- [SDR 2008FA0000656](https://openairdocs.org/sdr/2008FA0000656.md): Muffler · bulged · Sep 21, 2008 · N510KJ · Robsin R44RAVENII · Engine Noise Suppressor
  > MUFFLER FOUND - BULGED - BLISTERED AND HEAT CRACKED AT TAILPIPE TRANSITION. (K)
- [SDR 2008FA0000618](https://openairdocs.org/sdr/2008FA0000618.md): Tank · leaking · Aug 19, 2008 · N53646 · Piper PA32R301 · Fuel Storage
  > THE ACFT OPERATOR DROPPED THE ACFT OFF WITH A COMPLAINT OF A FUEL LEAK IN THE LT WING. THERE WAS EXTERNAL STAINING AT THE IB AFT EDGE OF THE TANK ASSY WHERE IT ATTACHES TO THE WING SKIN. THE TANK WAS REMOVED FROM THE AIRCRAFT TO LOOK FOR THE LEAK. IT APPEARS T
- [SDR FFK2008F00001](https://openairdocs.org/sdr/FFK2008F00001.md): Magneto · broken · Jul 23, 2008 · N169BW · Piper PA32RT300 · Magneto/Distributor
  > PILOT REPORTED OIL LEAKING FROM THE ENGINE COWLING AFTER THE LAST FLIGHT OF THE DAY. MAINT TROUBLESHOT PROBLEM TO BE COMING FROM THE DUEL MAGNETO, PN BL-68256013, SN- G07GA121R, TSO 373. THE BOTTOM MOUNTING FLANGE HAD BROKEN OFF OF THE MAGNETO HSG CAUSING TH
- [SDR 2008FA0000519](https://openairdocs.org/sdr/2008FA0000519.md): Camshaft · worn · Jul 17, 2008 · Reciprocating Engine Power Section
  > CAMSHAFT LOBES WORN FROM CORROSION PITS. (K)
- [SDR 2008FA0000418](https://openairdocs.org/sdr/2008FA0000418.md): Wheel · broken · Jun 28, 2008 · N959C · Piper PA23250 · Wheel/Ski/Float
  > DIFFICULTY WAS ENCOUNTERED WHILE AN AMT WAS REMOVING THE RETAINING NUT FROM THE AXLE ON THE RT MAIN GEAR OF AC. HE STOPPED AND DEFLATED THE TIRE. THE WHEEL ASSEMBLY WAS THEN REMOVED WITHOUT RESISTANCE. AFTER REMOVAL ALL BUT ONE OF THE ASSEMBLY RETAINING BOL
- [SDR CA080630002](https://openairdocs.org/sdr/CA080630002.md): Control Column · corroded · Jun 23, 2008 · Cessna A185F · Control Column Section
  > (CAN) WHILE CARRYING OUT AN ANNUAL INSP AND SEB 01-3 R1 HEAVY CORROSION WAS FOUND INTERNALLY IN CONTROL YOKE. A/C HISTORY SHOWED FRESH WATER SUBMERSION IN 1982.
- [SDR 2008FA0000408](https://openairdocs.org/sdr/2008FA0000408.md): Wheel · corroded · May 28, 2008 · N959C · Piper PA23250 · Wheel/Ski/Float
  > DURING A ROUTINE INSPECTION THE AMT ENCOUNTERED DIFFICULTY WHILE REMOVING THE LT MAIN GEAR WHEEL ASSEMBLY AXLE RETAINING NUT. HE STOPPED AND DEFLATED THE TIRE. THE WHEEL WAS THEN REMOVED EASILY. FOLLOWING REMOVAL THE WHEEL WAS FOUND TO BE SEVERELY CORRODED A

Next page: https://openairdocs.org/engine/continental-io-540-series/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 = 'IO540'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/continental-io-540-series/reports

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