# Service difficulty reports: Continental IO-550 series

A list on [Continental IO-550 series](https://openairdocs.org/engine/continental-io-550-series.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 5 · 239 reports

- [SDR 2026FA0000058](https://openairdocs.org/sdr/2026FA0000058.md): Pump · faulted · Jan 26, 2026 · N420SR · Cirrus SR20 · Engine Fuel Pump
  > I HAD A NEW ELECTRONIC FUEL PUMP INSTALLED. AT START UP IT SEEMED TO FUNCTION CORRECTLY. I PRIMED THE ENGINE AND THEN MOVED THE FUEL PUMP SWITCH TO BOOST AND STARTED THE ENGINE NORMALLY. WHILE TAXIING TO THE RUN UP AREA AND THE FUEL PUMP SWITCH IN THE BOOST
- [SDR 2025FA0000110](https://openairdocs.org/sdr/2025FA0000110.md): Piston · failed · Feb 17, 2025 · N175US · Cirrus SR22 · Reciprocating Engine Cylinder Section
  > ENGINE SEIZED UP ON RUN UP. PISTON IN # 3 CYLINDER BROKE INTO TWO PARTS AT THE PISTON PIN BORE. CYLINDER ASSEMBLY P/N 658815A1 PISTON P/N 654726.
- [SDR 2024FA0000772](https://openairdocs.org/sdr/2024FA0000772.md): Engine · power loss · Dec 30, 2023 · N678MJ · Blanca 1730A · Engine (Reciprocating)
  > TOTAL LOSS OF POWER AT 400 FEET AS I INITIATED MY LEFT PATTERN TURN OUT THE 2ND TIME. THE FIRST TIME WAS 2 WEEKS BEFORE, SAME THING EXCEPT I WAS AT 500 FEET. CONTACT INFORMATION IF MORE INFORMATION IS NEEDED.
- [SDR W59R15971](https://openairdocs.org/sdr/W59R15971.md): Bearing · failed · Sep 29, 2022 · N310LA · Cessna 310R · Propeller Governor
  > ENGINE WOULD NOT MAKE RED LINE RPM OR CYCLE. GOVERNOR REMOVED, DRIVE GEAR WOULD NOT TURN. GOVERNOR DISASSEMBLED AND FOUND BA59 BEARING FAILED AS DESCRIBED IN AD 2020-19-06 AND MCCAULEY ASB273C. GOVERNOR OVERHAULED 30/NOV/2017 USING A NEW MCCAULEY A20107 IDLER
- [SDR W59R15956](https://openairdocs.org/sdr/W59R15956.md): Bearing · failed · Sep 29, 2022 · N310LA · Cessna 310R · Propeller Governor
  > LEFT ENGINE ON AIRCRAFT WOULD NOT MAKE RPM OR CYCLE PROPELLER. BA59 BEARING FOUND IN LEFT ENGINE GOVERNOR, THIS UNIT THE RIGHT ENGINE PROPELLER GOVERNOR REMOVED TO INSPECT AS PRECAUTION AND TO COMPLY WITH AD 2020-19-06 AND MCCAULEY ASB273C. THIS GOVERNOR
- [SDR Q5QA20220324004](https://openairdocs.org/sdr/Q5QA20220324004.md): Brush Block · broken · Mar 24, 2022 · N36TA · Beech 58 · Alternator-Generator Drive
  > THE PILOT REPORTED LH ALTERNATOR WAS INOPERATIVE. THE PILOT LANDED AT AN ALTERNATIVE AIRPORT WITHOUT INCIDENT. A TECHNICIAN'S INSPECTION DISCLOSED THAT THE ALTERNATOR BRUSH ASSEMBLY HAD ONE BRAIDED LEAD BROKEN AT THE TERMINAL BLOCK. THE BRUSH ASSEMBLY WAS R
- [SDR 2022FA0000095](https://openairdocs.org/sdr/2022FA0000095.md): None · none · Feb 22, 2022 · N428AN · Cirrus SR22T · Engine (Turbine/Turboprop)
  > N428AN JUST CAME OUT OF SERVICE AT EDWARDS JET CENTER FOR A CHECK VALVE NOT CLOSING ALL THE WAY AFTER SHUT-DOWN. IT WAS DISCOVERED THAT A VERY SMALL PIECE OF FILTER AND SOME "GUNK" WAS PREVENTING THE CHECK VALVE FROM CLOSING ALL THE WAY. AFTER DISASSEMBLING,
- [SDR 2020FA0000491](https://openairdocs.org/sdr/2020FA0000491.md): Exhaust Riser · chafed · Nov 9, 2020 · N999DX · Cirrus SR22 · Engine Collector/Tailpipe/Nozzle
  > NR 4 EXHAUST STACK HAS AN ELONGATED BOLT HOLE WHICH IS ALLOWING THE BOLT HEAD TO REST ON AND WEAR INTO THE STACK SIDE WALL. (PHOTOS TO FOLLOW.)
- [SDR 2020FA0000018](https://openairdocs.org/sdr/2020FA0000018.md): Arm · broken · Oct 6, 2019 · N9LT · Beech 58 · Nose/Tail Landing Gear
  > NOSE LANDING GEAR UP/DOWN SWITCH ACTUATING ARM BROKEN AT PIVOTING BOLT.
- [SDR 2019FA0000229](https://openairdocs.org/sdr/2019FA0000229.md): Brake Disc · broken · Jun 28, 2019 · N125LC · Cirrus SR22 · Brake
  > DURING AN ANNUAL INSPECTION IT WAS DISCOVERED THAT THE LEFT & RIGHT BRAKE DISCS WERE CRACKED / BROKEN AT THE RADIUS OF THREE HOLE MOUNTING FLANGE TO DISC WALL. THE DEFECTS EXTENDS TO APPROX 90% OF THE BRAKE DISC CIRCUMFERENCE. WE HAVE TAGGED AND RETAINED THE T
- [SDR 2019FA0000230](https://openairdocs.org/sdr/2019FA0000230.md): Brake Disc · broken · Jun 28, 2019 · N125LC · Cirrus SR22 · Brake
  > DURING AN ANNUAL INSPECTION IT WAS DISCOVERED THAT THE LEFT & RIGHT BRAKE DISCS WERE CRACKED / BROKEN AT THE RADIUS OF THREE HOLE MOUNTING FLANGE TO DISC WALL. THE DEFECTS EXTENDS TO APPROX 90% OF THE BRAKE DISC CIRCUMFERENCE. WE HAVE TAGGED AND RETAINED THE T
- [SDR 2019FA0000231](https://openairdocs.org/sdr/2019FA0000231.md): Brake Disc · broken · Jun 28, 2019 · N125LC · Cirrus SR22 · Brake
  > DURING AN ANNUAL INSPECTION IT WAS DISCOVERED THAT THE LEFT & RIGHT BRAKE DISCS WERE CRACKED / BROKEN AT THE RADIUS OF THREE HOLE MOUNTING FLANGE TO DISC WALL. THE DEFECTS EXTENDS TO APPROX 90% OF THE BRAKE DISC CIRCUMFERENCE. WE HAVE TAGGED AND RETAINED THE T
- [SDR 2019FA0000232](https://openairdocs.org/sdr/2019FA0000232.md): Brake Disc · broken · Jun 28, 2019 · N125LC · Cirrus SR22 · Brake
  > DURING AN ANNUAL INSPECTION IT WAS DISCOVERED THAT THE LEFT & RIGHT BRAKE DISCS WERE CRACKED / BROKEN AT THE RADIUS OF THREE HOLE MOUNTING FLANGE TO DISC WALL. THE DEFECTS EXTENDS TO APPROX 90% OF THE BRAKE DISC CIRCUMFERENCE. WE HAVE TAGGED AND RETAINED THE T
- [SDR 2019FA0000233](https://openairdocs.org/sdr/2019FA0000233.md): Brake Disc · broken · Jun 28, 2019 · N125LC · Cirrus SR22 · Brake
  > DURING AN ANNUAL INSPECTION IT WAS DISCOVERED THAT THE LEFT & RIGHT BRAKE DISCS WERE CRACKED / BROKEN AT THE RADIUS OF THREE HOLE MOUNTING FLANGE TO DISC WALL. THE DEFECTS EXTENDS TO APPROX 90% OF THE BRAKE DISC CIRCUMFERENCE. WE HAVE TAGGED AND RETAINED THE T
- [SDR 2018FA0000430](https://openairdocs.org/sdr/2018FA0000430.md): Motor · failed · Oct 23, 2018 · N678SL · Raythn G36 · Cabin Cooling System
  > AIR CONDITIONING RELAY MODULE FAILS AND LATCHES THE COMPRESSOR ON AS SOON AS BATTERY POWER IS ON. ALSO THE CONDENSER FAN IS FAILED AND WILL NOT COOL THE CONDENSER WHICH CREATES A OVER PRESSURE PROBLEM IN THE AC SYSTEM. WHEN THIS OCCURS THE COMPRESSOR CAN FAIL
- [SDR B90A20180724001](https://openairdocs.org/sdr/B90A20180724001.md): Warning System · activated · Jul 24, 2018 · N877CP · Cirrus SR22 · Landing Gear Brake System
  > DURING A 135 CHECKRIDE, THE PILOTS RECEIVED A BRAKE TEMP CAUTION AND WARNING CAS MESSAGE. THIS WAS NEAR THE END OF THE FLIGHT, AND THE TAKEOFF WAS ABORTED. OUR MX PERSONNEL ARE LOOKING INTO THE ISSUE.
- [SDR 2016FA0000013](https://openairdocs.org/sdr/2016FA0000013.md): Engine · power loss · Nov 25, 2015 · N898PJ · Mooney M20R · Engine (Reciprocating)
  > APPROXIMATELY 12 TO 15 MILES FROM AIRPORT, ENGINE BEGAN TO RUN ROUGH. THE TOWER WAS ADVISED AND THE ACFT WAS CLEARED FOR A STRAIGHT IN LANDING. TAXIED TO RAMP WITHOUT INCIDENT. TROUBLESHOOT ROUGH RUNNING ENGINE AND FOUND NO COMPRESSION ON NR 6 CYLINDER, REMOVE
- [SDR PAIR201510131457](https://openairdocs.org/sdr/PAIR201510131457.md): Mount · chafed · Oct 12, 2015 · N9054S · Beech 95B55 · Engine Mount Section
  > DURING SCHEDULED ENGINE CHANGE FOUND LT ENGINE MOUNT CHAFED BY EXHAUST PIPE AT LOWER INBD ATTACH FITTING. FOUND RT ENGINE MOUNT CHAFED BY EXHAUST PIPE AT LOWER OTBD ATTACH FITTING. AIRCRAFT HAS BEEN MODIFIED BY STC SA432SO, REPLACEMENT OF ENGINES WITH DIFFER
- [SDR 2016FA0000279](https://openairdocs.org/sdr/2016FA0000279.md): Pan · mismanufactured · Jul 20, 2015 · N5765B · Cessna 182 · Reciprocating Engine Oil System
  > ENGINE FAILURE DURING FLIGHT ON FACTORY REMANUFACTURED ENGINE WITH 406 HRS. INSPECTION FOUND MIS-MANUFACTURED OIL PAN/SUMP ASSOCIATED WITH STC 09319SC. SPECIFIC DEFECT CAUSES INTERFERENCE BETWEEN BOTTOM OF PAN AND OIL PICKUP. PART IS AVAILABLE FOR MEASUREME
- [SDR 2015FA0000208](https://openairdocs.org/sdr/2015FA0000208.md): Exhaust Stack · damaged · Mar 18, 2015 · N628EC · Cirrus SR22 · Engine Collector/Tailpipe/Nozzle
  > INSTALLED MANIFOLD WAS USED AT THIS ANNUAL INSPECTION TO FIND NR 4 CYLINDER EXHAUST STACK AFT END AT SLIP JOINT BULGED AND CRACKED. STAINS IN THAT AREA WERE NOTED, HEATSHIELD DEFLECTED LEAT FROM ANY FURTHER DAMAGE. PART NOT SOLD SEPARATELY, NEW REDESIGN LEFT
- [SDR IEYR2014102100001](https://openairdocs.org/sdr/IEYR2014102100001.md): Wire · shorted · Oct 21, 2014 · N847DD · Beech A36 · Wing System Wiring
  > DURING TROUBLESHOOTING A NAVIGATION LIGHT ISSUE, FOUND SMALL MINOR BURN MARKS ON MULTIPLE RIBS IN BOTH WINGS WHERE THE WIRING HAD CAME OUT OF THE STRINGER FROM AN STC. THE EFFECTED STC WOULD BE EITHER STC SA03913AT OF THE WING NAVIGATION LIGHTS OR STC SA02723
- [SDR 2013FA0000228](https://openairdocs.org/sdr/2013FA0000228.md): Motor · failed · Apr 11, 2013 · N595JM · Cirrus SR22 · Aileron Control System
  > PILOT REPORTED AUTO-PILOT INOPERATIVE AND AILERONS FLOPPING AROUND MUCH MORE FREELY THAN USUAL. ON ANNUAL INSEPECTION, REMOVAL OF THE LT AILERON WELL INSPECTION PANEL REVEALED THE ROLL/AILERON TRIM MOTOR ACTUATOR ARM BUNGEE TOTALLY SHEARED OFF OF MOTOR DRIVE
- [SDR 2013FA0000165](https://openairdocs.org/sdr/2013FA0000165.md): Cylinder · cracked · Mar 13, 2013 · Reciprocating Engine Cylinder Section
  > CRACKED CYLINDER. FOUND DURING COMPRESSION TEST. AFTER REMOVING CYLINDER, FOUND CRACK FROM SPARK PLU HOLE TO INTAKE SEAT.
- [SDR 2013FA0000025](https://openairdocs.org/sdr/2013FA0000025.md): Coil · shorted · Jan 15, 2013 · N876AN · Beech 58 · Magneto/Distributor
  > DURING RUN-UP BEFORE TAKEOFF, THERE WAS EXCESSIVE RPM DROP ON RT ENGINE, RT MAGNETO. REMOVED RT MAGNETO. REMOVED BACK COVER AND MAG HAD A BURNED ELECTRICAL ODOR. REMOVED COIL AND FOUND TO BE ARCING TO CASE. LOOKS LIKE THERE WAS A SMALL CRACK IN COIL HOUSIN
- [SDR 2012FA0000614](https://openairdocs.org/sdr/2012FA0000614.md): Spark Plug · defective · Sep 10, 2012 · N521JL · Cirrus SR22 · Spark Plug/Igniter
  > DURING NORMAL ENGINE OPERATION WAS NOT ABLE TO RUN ENGINE LOP CONTINUOUSLY. REMOVED SPARK PLUGS, RHB32S, MEASURED RESISTANCE AND FOUND: 1 WAS ABOUT 820 OHMS, 1 WAS 2.3M OHMS, 2 WERE ABOUT 2K AND 8 PC WERE BETWEEN 30 AND 40 KHOM. REPLACED RHB32S WITH URHB32S S
- [SDR 2012FA0000581](https://openairdocs.org/sdr/2012FA0000581.md): Spark Plug · failed · Aug 10, 2012 · N245BJ · Cirrus SR22 · Spark Plug/Igniter
  > ENGINE RUNNING ROUGH REPORTED. REMOVED SPARK PLUG AND FOUND MISSING INSULATOR. MATERIAL INJESTED INTO ENGINE.
- [SDR 2012FA0000681](https://openairdocs.org/sdr/2012FA0000681.md): Wire · detached · Jun 10, 2012 · N364JB · Beech A36 · Light System Wiring
  > DURING A ROUTINE INSPECTION, NOTED THAT THE STROBE LIGHTS WOULD REMAIN ON AFTER THE SWITCH WAS SELECTED OFF. TROUBLESHOOTING REVEALED THE SWITCH TO BE DEFECTIVE. REMOVED SWITCH AND DISASSEMBLED AND IT WAS FOUND THAT THE SOLDIER JOINT HOLDING THE BRAIDED WIRE
- [SDR 2012FA0000695](https://openairdocs.org/sdr/2012FA0000695.md): Wire · failed · Jun 10, 2012 · N364JB · Beech A36 · Light System Wiring
  > DURING A ROUTINE INSPECTION, IT WAS NOTED THAT THE STROBE LIGHTS WOULD REMAIN ON AFTER THE SWITCH WAS SELECTED OFF, TROUBLESHOOTING REVEALED THE SWITCH TO BE DEFECTIVE. REPLACED THE SWITCH AND DISASSEMBLED AND FOUND THAT THE SOLDER JOINT HOLDING THE BRAIDED W
- [SDR 2012FA0000257](https://openairdocs.org/sdr/2012FA0000257.md): Contact · missing · Mar 9, 2012 · N2317S · Beech A36 · Magneto/Distributor
  > ENGINE WAS RUNNING ROUGH AND WHEN THE MAG SWITCH WAS MOVED TO THE RT MAGNETO POSITION, THE ENGINE WOULD STALL. PERFORMED RUN UP TO VERIFY DISCREPANCY. REMOVED MAG FROM ENGINE AND DISASSEMBLED FAR ENOUGH TO FIND THAT THE CONTACT ASSY PN M3081 HAD THE ARM CONT
- [SDR 2012FA0000219](https://openairdocs.org/sdr/2012FA0000219.md): Control Rod · damaged · Feb 25, 2012 · N5690Z · Beech 58 · Power Lever
  > END OF CONTROL WHICH IS THREADED FOR ROD END FOR THROTTLE CAME OFF CONTROL. APPEARS TO HAVE BEEN SWEDGED INTO CONTROL.
- [SDR 2012FA0000106](https://openairdocs.org/sdr/2012FA0000106.md): Washer · loose · Jan 31, 2012 · N121DA · Cirrus SR22 · Magneto/Distributor
  > DURING A 500 HR INSPECTION, IT WAS DISCOVERED THAT THE OIL SEAL WASHER IN A MAGNETO HAD MOVED OUT ON THE SHAFT AND WAS HOLDING THE IMPULSE COUPLING PAWLS IN RUNNING POSITION, CAUSING ADVANCED TIMING FOR START. AT 15 HRS AFTER 500 HR INSPECTION, CONDITION OCC
- [SDR 2011FA0000725](https://openairdocs.org/sdr/2011FA0000725.md): Tube · flat · Nov 2, 2011 · N230SR · Cirrus SR22 · Tire Tube
  > APPROACH SPEED WAS APPROX 78 KTS WITH FULL FLAPS. PRIOR TO TOUCHDOWN, POWER WAS PULLED BACK TO IDLE AND THE PLANE TOUCH DOWNED PARALLEL WITH THE RUNWAY ON THE CENTERLINE. IMMEDIATELY DIRECTIONAL CONTROL WAS LOST WITH THE PLANE PULLED TO THE LT. RT BRAKE AND
- [SDR C41R201110030103](https://openairdocs.org/sdr/C41R201110030103.md): Indicator · intermittent · Oct 3, 2011 · N1116A · Beech A36 · Engine Oil Temperature
  > DURING PRE-INSPECTION RUN-UP, TECH FOUND OIL TEMPERATURE AND OIL PRESSURE NEEDLES (DUAL GAUGE) INTERMITTENTLY PEG FULL SCALE. REMOVED GAUGE AND FOUND SMALL PIECES/PARTS RATTLING AROUND INSIDE UNIT. ALSO, GAUGE CORE MOVES FORE AND AFT (REAR SCREWS MISSING). S
- [SDR 2011FA0000583](https://openairdocs.org/sdr/2011FA0000583.md): Bulb · broken · Sep 9, 2011 · N334RG · Beech A45 · Engine Oil Temperature
  > OIL TEMP BULB BROKEN IN HALF. ELECTRICAL HALF FELL OUT WITH CONNECTOR, LEAVING HOUSING IN OIL COOLER AND LEAKING.
- [SDR 2011FA0000493](https://openairdocs.org/sdr/2011FA0000493.md): Points · defective · Jul 11, 2011 · N241CM · Cirrus SR22 · Magneto/Distributor
  > THE RT MAGNETO FAILED ON RUN UP, INSP OF THE MAGNETO REVEALED THAT THE TUNGSTEN CONTACT AREA ON THE FIXED SIDE OF THE POINTS HAD SEPARATED FROM THE BASE. THIS LOOKS TO BE SPOT WELDED TO THE NON TUNGSTEN PORTION OF THE CONTACT. WHEN THIS SEPARATED, IT WOULD N
- [SDR 2011FA0000343](https://openairdocs.org/sdr/2011FA0000343.md): Air Filter · split · May 17, 2011 · N965GH · Cirrus SR22 · Air Distribution System
  > AIR FILTER FOUND SPLIT OPEN AT GLUED SEAM DURING ANNUAL INSP. SPLIT AREA COMPRISES 4-6 SQ INCHES OF UNFILTERED OPEN AIR PATH TO ENGINE INDUCTION SYS. THIS IS THE 2ND TIME THIS INSP HAS FOUND THIS DEFECT ON THIS TYPE OF FILTER ELEMENT.
- [SDR 2011FA0000335](https://openairdocs.org/sdr/2011FA0000335.md): Balance Weight · detached · May 6, 2011 · N731P · Beech 58 · Elevator Structure
  > DURING AN ANNUAL INSPECTION, FOUND THE LT ELEVATOR BALANCE WEIGHT DETATCHED FROM ITS MOUNT. THE RT ELEVATOR BALANCE WEIGHT WAS FOUND BROKEN AND LOOSE ON ITS MOUNT. THE DETATCHED BALANCE WEIGHT WAS ABLE TO SHIFT POSITION INSIDE THE ELEVATOR AND CAUSE OUT OF B
- [SDR 2011FA0000147](https://openairdocs.org/sdr/2011FA0000147.md): Pitch Rod · grooved · Mar 3, 2011 · N3209D · Beech 58 · Propeller Assembly
  > DURING O/H EVALUATION, FOUND PITCH CHANGE ROD PN D3474 TO BE WORN UNDER MINIMUM DIMENSIONS. ROD WAS INSTALLED ON JAN 26, 2011 DURING A REPAIR, IT HAD 30.8 HOURS SINCE NEW.
- [SDR 2011FA0000113](https://openairdocs.org/sdr/2011FA0000113.md): Air Filter · separated · Feb 17, 2011 · N543SK · Cirrus SR22 · Hydraulic Filter, Main
  > THE AIR FILTERS, PN BA-24, USED ON THESE ACFT ARE 12 MONTH/200 HR REPLACE ITEMS. THESE FILTERS ARE FOAM CYLINDRICAL SHAPED MADE FROM A SHEET OF FOAM ROLLED AND GLUED TO FORM THEIR SHAPE. ALMOST EVERY ACFT THAT HAS BEEN SEEN WITH THIS FILTER INSTALLED, THE FILT
- [SDR 2011FA0000038](https://openairdocs.org/sdr/2011FA0000038.md): Coupling · mismanufactured · Jan 20, 2011 · N288TA · Beech 58 · Magneto/Distributor
  > RADIO INTERFERENCE FROM RT MAGNETO ON THE LT ENGINE. ELECTED TO REPLACE BOTH MAGNETOS. ORDERED 2 NEW 6310 REV R MOD C MAGNETOS. BOTH NEW MAGS (SN NOT RECORDED BUT MFG IN AUG '10) HAD IMPELLER COUPLE SHAFTS APPROX.0937" LONGER THAN THE ORIGINALS. THE NEW M
- [SDR 2010FA0001188](https://openairdocs.org/sdr/2010FA0001188.md): Pulley · loose · Nov 3, 2010 · N2302C · Beech A36 · Engine Starter
  > (OY1R) AFTER LANDING, PILOT NOTICED OIL DRIPPING FROM BELLY OF ACFT. FURTHER INSP REVEALED AC DRIVE PULLEY MOUNTED AT AFT SIDE OF STARTER ADAPTER HOUSING LOOSE WHEN MOVED SIDE TO SIDE BY HAND. DURING REMOVAL OF STARTER ADAPTER HSG, IT WAS NOTED THAT THE SHA
- [SDR 2010FA0001150](https://openairdocs.org/sdr/2010FA0001150.md): Thrust Washer · misoverhauled · Nov 2, 2010 · N910SA · Beech 58 · Landing Gear Actuator
  > THE LANDING GEAR ACTUATOR AND MOTOR ASSY WAS R & R WITH LANDING GEAR ACTUATOR PN 95-810017-23 DURING MX WITH AN O/H UNIT. DURING LANDING GEAR RIGGING, MOTOR SOUNDED OK AS THE GEAR WAS BROUGHT UP. WHEN GEAR WAS SELECTED DOWN, ACTUATOR AND MOTOR MADE A SLOW, D
- [SDR 2010FA0001119](https://openairdocs.org/sdr/2010FA0001119.md): Controller · separated · Sep 24, 2010 · N875AN · Beech 58 · Propeller Controlling System
  > DURING TRAINING FLIGHT RT ENGINE WENT TO 2700 RPM. ACFT RETURNED TO BASE WITHOUT INCIDENT. UPON INSP OF RT ENGINE PROPELLER GOVERNOR AND CONTROL CABLE, IT WAS FOUND THAT THE PROPELLER GOVERNOR CONTROL CABLE HAD SEPARATED WHERE THE FACTORY HAD SEDGED THE THRE
- [SDR 2010FA0000840](https://openairdocs.org/sdr/2010FA0000840.md): Rocker · broken · Jul 19, 2010 · Amtr LANCAIRIV · Reciprocating Engine Cylinder Section
  > SUDDEN ENGINE ROUGHNESS, PARTIAL POWER WENT FULL RICH ON 1 MILE FINAL. ADDED POWER TO FLARE, ENGINE FAILED ENTIRELY DUE TO FLOODING. ROCKER ARM FOUND BROKEN. APPEARS TO BE A FORGE CASTING FLAW THAT INITIATED FATIGUE FAILURE AND/OR HYDROGEN EMBRITTLEMENT. B
- [SDR 2010FA0000709](https://openairdocs.org/sdr/2010FA0000709.md): Gyro · contaminated · Jul 8, 2010 · N1095D · Beech 58 · Pneumatic Distribution System
  > WATER IS ENTERING THE INSTRUMENT AIR SYS AND CAUSING CORROSION OF THE SYS COMPONENTS. A HIGHER THAN ACCEPTABLE GYRO FAILURE HAS PROMPTED OUR MX STAFF TO PROBE INTO THE CAUSES OF THIS ISSUE. UPON OPENING THE INSTRUMENT AIR PRESSURE REGULATOR, AND MANIFOLD/CHE
- [SDR 2010FA0000663](https://openairdocs.org/sdr/2010FA0000663.md): Hose · deteriorated · Jun 30, 2010 · N2140D · Mooney M20R · Vacuum Distribution System
  > PILOT NOTICED A LOW VAC WARNING OF THE ENGINE DRIVEN VACCUME PUMP. TURN THE SWITCH ON FOR THE STANDBY VAC SYS AND THE CIRCUIT BREAKER POPPED. FOUND THE CAUSE OF THE STANDBY VAC PUMP CIRCUIT BREAKER POPPING WAS A FROZEN VAC PUMP. INVESTIGATION REVEALED THA
- [SDR 2010FA0000637](https://openairdocs.org/sdr/2010FA0000637.md): Hose · leaking · Jun 24, 2010 · N136AA · Beech A36 · Aircraft Fuel Distribution System
  > DURING ANNUAL INSPECTION, NOTICED A POSSIBLE FLASH FIRE IN ENGINE COMPARTMENT. AFTER FURTHER INSP, FOUND FUEL HOSE (330995F-0060 FROM FUEL FLOW SENSOR TO FUEL SPIDER HAD BEEN LEAKING. REMOVED FUEL HOSE AND PRESSURIZED LINE WITH AIR AND FOUND HOSE LEAKING THR
- [SDR 2010FA0000001](https://openairdocs.org/sdr/2010FA0000001.md): Arm · cracked · Jan 7, 2010 · N202P · Beech 58 · Landing Gear Actuator
  > NOSE GEAR ACTUATOR ARM FOUND CRACKED IN AREA OF WHERE THE ARM JOINS THE INPUT DRIVE BOSS. 2 OF THE 4 WEBS ATTACHING THE ARM TO THE BOSS WERE CRACKED.
- [SDR 2009FA0001062](https://openairdocs.org/sdr/2009FA0001062.md): Motor · burned out · Dec 1, 2009 · N23PV · Beech 58 · Landing Gear Retraction/Extension System
  > AFTER TAKEOFF, GEAR WAS RESTRICTED. GEAR IN TRANSIT LIGHT STAYED ON, AND GEAR DID NOT FULLY GO TO UP AND LOCKED POSITION. GEAR HAD TO BE CRANKED DOWN MANUALLY TO GET 3 IN THE GREEN. ACFT RETURNED TO AIRPORT AND LANDED SAFELY (NO INCIDENT DECLARED). MOTOR H
- [SDR 2009FA0000851](https://openairdocs.org/sdr/2009FA0000851.md): Pan · damaged · Jul 15, 2009 · N720EC · Cirrus SR22 · Nose/Tail Landing Gear
  > PILOT REPORTED THE PROPELLER APPEARED TO BE MUCH CLOSER TO THE GOUND THAN NORMAL & OIL WAS LEAKING FROM COWL. OWNER REMOVED COWL ENOUGH TO OBSERVE UPPER BUNGEE ASSY CUP ROTATED UP INTO THE OIL PAN. SHAFT WELD FAILED, ALLOWING CUP ASSY TO ROTATE. AT SOME PO

Next page: https://openairdocs.org/engine/continental-io-550-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 = 'IO550'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/continental-io-550-series/reports

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