# Service difficulty reports: Continental 0-300 series

A list on [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series.md).

Newest first. General aviation reporting is voluntary.

- [SDR 2019FA0000411](https://openairdocs.org/sdr/2019FA0000411.md): Line · broken · Nov 19, 2019 · N6271E · Cessna 172 · Reciprocating Engine Oil System
  > AIRCRAFT EXPERIENCED IN-FLIGHT EMERGENCY WITH SMOKE IN THE COCKPIT. LANDED UNDER TOTAL ENGINE POWER LOSS. INITIAL INSPECTION REVEALED THAT THE LINE THAT SUPPLIES THE OIL PRESSURE GAUGE FRACTURED INSIDE THE FLARE FITTING ON THE ENGINE CONNECTION CAUSING THE ENG
- [SDR 2013FA0000120](https://openairdocs.org/sdr/2013FA0000120.md): Counterweight · loose · Feb 22, 2013 · N5648T · Cessna 172E · Rudder Structure
  > WHILE PERFORMING ELECTRICAL TROUBLESHOOTING FOR THE RUDDER WIRING, RUDDER COUNTERWEIGHT ATTACH RIVETS WERE EITHER WORN THROUGH THE MOUNTING BRACKET OR MISSING. ONLY 1 OF THE 8 ATTACH RIVETS WAS ENGAGED IN THE COUNTERWEIGHT. SEIZURE OF THE RUDDER ASSY COULD O
- [SDR 2012FA0000818](https://openairdocs.org/sdr/2012FA0000818.md): Cylinder · cracked · Jul 10, 2012 · N4261L · Cessna 172G · Reciprocating Engine Cylinder Section
  > NR 5 CYLINDER CRACKED HALF WAY UP BARREL CAUSING LOSS OF ENGINE POWER.
- [SDR 2011FA0000507](https://openairdocs.org/sdr/2011FA0000507.md): Cylinder · broken · Aug 8, 2011 · N3598C · Cessna 170B · Reciprocating Engine Cylinder Section
  > FOUND METAL PARTICLES IN OIL SCREEN AT 30 HOURS AND AGAIN AT 74 HOURS. FOUND CYLINDERS COMING APART INSIDE BORE. PIECES MEASURED.4 X.3 INCHES.
- [SDR 2009FA0000647](https://openairdocs.org/sdr/2009FA0000647.md): Cam · deformed · Jul 22, 2009 · N4960R · Cessna 172H · Magneto/Distributor
  > THE CAM FOR THE MAGNETO WAS FOUND TO BE NON UNIFORM IN SHAPE. AFTER INSTALLATION OF THIS PART THE POINT GAP WAS DIFFERENT ON EACH CAM LOBE.
- [SDR 2008FA0000220](https://openairdocs.org/sdr/2008FA0000220.md): Control Wheel · broken · Feb 22, 2008 · N34264 · Cessna 172A · Control Column Section
  > ON TAXI FROM REFUELING PILOT WAS MAKING A LT TURN IN FRONT OF HANGER. PULLED CONTROL WHEEL FULL AFT (TO TAKE WEIGHT OFF OF FRONT WHEEL) CONTROL WHEEL BROKE OFF IN HIS HAND. (OUTSIDE TEM APPROX 20 DEGREES) BREAK WAS FROM LWR LT (7 OCLOCK) TO UPPER RT (2 OCLOC
- [SDR 2008FA0000123](https://openairdocs.org/sdr/2008FA0000123.md): Bulkhead · cracked · Jan 14, 2008 · N4987R · Cessna 172H · Propeller Spinner Section
  > PROP SPINNER FWD, BULKHEAD CRACKED NEAR MOUNT BOLTS. PART PROBABLY NOT STURDY. RECOMMEND PART BE MADE OF THICKER METAL DOUBLER INSTALLED. ALSO, IT APPEARED THAT MOUNT BOLT HOLES MAY BE TOO LARGE. (K)
- [SDR 2007FA0001075](https://openairdocs.org/sdr/2007FA0001075.md): Adapter · worn · Dec 12, 2007 · N3901S · Cessna 172E · Elevator Control System
  > LT ELEVATOR TORQUE TUBE ARM ADAPTER RIVET HOLES WERE WORN POSSIBLY DUE TO UNSECURED CONTROLS IN GUSTY WINDS.
- [SDR 2007FA0000874](https://openairdocs.org/sdr/2007FA0000874.md): Rod End · broken · Jul 28, 2007 · N2423U · Cessna 172D · Landing Gear Steering System
  > LT SIDE STEERING ROD WITH 215.92 HRS SINCE NEW HAD THE REAR BALL END THAT ATTACHES TO THE RT RUDDER BAR ASSY BREAK. THE BALL ROD END BROKE AND LEFT THE T/R STEERING ROD AS THE ONLY STEERING FOR THE NOSE GEAR. THE RODS ARE NOT SOLID RODS, THEY ARE DESIGNED TO
- [SDR 2007FA0000459](https://openairdocs.org/sdr/2007FA0000459.md): Bracket · broken · Apr 4, 2007 · N8879U · Cessna 172F · Rudder Control System
  > DURING ANNUAL INSPECTION BRACKET (PN 04140616-1-532). FOUND BROKEN AND CRACKED IN OTHER LOCATIONS. LOCATED UNDER FLOOR CENTER SECTION AT FLIGHT CONTROL BELL CRACK. REPLACED WITH NEW PART. REQUEST INSPECTORS CHECK THIS AREA OF THE FLIGHT CONTROLS CAREFULLY
- [SDR 2007FA0000046](https://openairdocs.org/sdr/2007FA0000046.md): Stringer · cracked · Jan 5, 2007 · N3436D · Cessna 170B · Wing, Longeron/Stringer
  > CRACKED AT FORWARD END AND PROGRESSES AFT. PROP STRIKE, OUT OF BALANCE PROP. EXAMPLE FROM C-170B WITH THE ENGINE INSTALLED. (K)
- [SDR 2007FA0000047](https://openairdocs.org/sdr/2007FA0000047.md): Stringer · cracked · Jan 5, 2007 · N3436D · Cessna 170B · Wing, Longeron/Stringer
  > CRACKED AT FWD END AND PROGRESSES AFT. PROP STRIKE, OUT OF BALANCE PROP? AIRCRAFT HAS A HISTORY OF WING REPAIRS FROM GROUND LOOPS BUT HAS SINCE HAD A ENGINE UPGRADE TO MFG. (K)
- [SDR 2006FA0000372](https://openairdocs.org/sdr/2006FA0000372.md): Axle · cracked · Mar 9, 2006 · N9219X · Piper PA34220T · Main Landing Gear Strut/Axle/Truck
  > CRACKS IN BOTH UPPER BOLT HOLES THAT SECURE AXLE TO STRUT ASSEMBLY ON BOTH LT AND RT MLG. PROBABLE CAUSE MAYBE HARD LANDING OR FATIGUE CRACKS DO TO NORMAL USE. (K)
- [SDR 2006FA0000081](https://openairdocs.org/sdr/2006FA0000081.md): Rod · rusted · Jan 8, 2006 · N9852T · Cessna 172A · Landing Gear Steering System
  > ROD END FAILED. AIRCRAFT TURNED LT AND IMPACTED AN EMBANKMENT. SMALL AMOUNT OF RUST ON ROD END AT THE THREADED AREA. (K)
- [SDR 2005FA0000692](https://openairdocs.org/sdr/2005FA0000692.md): Control Column · corroded · Jan 19, 2005 · N2881L · Cessna 172H · Control Column Section
  > WHILE ACCOMPLISHING SEB ON CONTROL YOKE, FOUND WATER WHEN INSP HOLE WAS DRILLED AT BASE OF CENTER TUBE..2500 CUP OF BLACK RESIDUE WAS FOUND WHEN TUBE WAS CUT OPEN. INSIDE OF CONTROL YOKE TUBE WAS RUSTED MODERATELY THE FULL LENGTH OF CENTER TUBE. NO LEAK IN
- [SDR 2005FA0000026](https://openairdocs.org/sdr/2005FA0000026.md): Control Panel · worn · Jan 13, 2005 · N8803B · Cessna 172 · Flight Control System
  > AIRCRAFT WAS SUBSTANTIALLY DAMAGED DURING A LANDING ACCIDENT. PILOT WAS UNABLE TO FLARE AIRPLANE. DURING A POST ACCIDENT INSPECTION BY FAA INSPECTORS, IT WAS DISCOVERED THAT THE AIRPLANE'S CONTROL TEE PULLEYS FOR THE AILERON SYSTEM WOULD GET (HUNG UP) ON THE
- [SDR 2005FA0000334](https://openairdocs.org/sdr/2005FA0000334.md): Battery · corroded · Oct 14, 2004 · N6735A · Cessna 172 · Emergency Locator Beacon
  > FOUND D (LARGE) SIZE DURACELL BATTERIES USED IN ELT`S EXPELLING AND CORRODED. EXPIRATION DATE 2008
- [SDR 2004FA0000284](https://openairdocs.org/sdr/2004FA0000284.md): U Bolt · sheared · Mar 3, 2004 · N5705R · Cessna 172F · Landing Gear Retraction/Extension System
  > FOUND U BOLT ON LT MAIN GEAR SHEARED IN THREAD AREA UNDER NUT. PROBABLY NUT WAS OVERTORQUED.
- [SDR 041332](https://openairdocs.org/sdr/041332.md): Drain · cracked · Feb 12, 2004 · N6341E · Cessna 172 · Fuel Selector/Shut-Off Valve
  > PILOT REPORT OF FUEL LEAK FROM SELECTOR. FOUND LEAKAGE PAST SHAFT SEAL. REMOVED SELECTOR VALVE FOR REPAIR. CCA-1550 DRAIN VALVE WAS INSTALLED IN BOTTOM OF SELECTOR VALVE. WHEN DRAIN VALVE WAS REMOVED, ORING RETAINING WASHER AT END OF DRAIN VALVE WAS OBSERVED T
- [SDR 2003FA0000589](https://openairdocs.org/sdr/2003FA0000589.md): Bearing Race · worn · Jun 3, 2003 · N7145T · Cessna 172 · Wheel/Ski/Float
  > MAIN LANDING GEAR WHEEL BEARING CUPS SHOWS SIGNS OF FAILURE BY SCUFFING. THIS APPLIES TO BOTH INNER AND OUTER CUPS ON TWO (2) MAIN LANDING GEAR WHEELS FOR A TOTAL OF FOUR (4) FAILURES.
- [SDR 2003FA0000588](https://openairdocs.org/sdr/2003FA0000588.md): Bearing Cage · deteriorated · Jun 3, 2003 · N7145T · Cessna 172 · Wheel/Ski/Float
  > MAIN LANDING GEAR WHEEL BEARING CUPS SHOW SIGNS OF FAILURE BY PITTING. THIS APPLIES TO BOTH INNER AND OUTER CONES ON TWO (2) MAIN LANDING GEAR WHEELS FOR A TOTAL OF FOUR (4) FAILURES.
- [SDR 2003FA0000371](https://openairdocs.org/sdr/2003FA0000371.md): Bolt · misinstalled · Mar 26, 2003 · N6934X · Cessna 172B · Fasteners
  > DURING ANNUAL INSPECTION, THE RT DIRECT AILERON CABLE (PN 0510105-72) WAS FOUND TO BE CHAFFING ON THE RT WING AFT ATTACH BOLT THREADS AND NUT. FURTHER INVESTIGATION REVEALED THAT BOTH THE LEFT AND RT AFT WING ATTACH BOLTS WERE INSTALLED BACKWARDS WITH THE THR
- [SDR 2003FA0000449](https://openairdocs.org/sdr/2003FA0000449.md): Master Cylinder · misoverhauled · Mar 25, 2003 · N7326T · Cessna 172A · Master Cylinder/Brake Valve
  > ANNUAL INSP, ACCESS PANELS WERE REMOVED,TO INSPECT BRAKE MASTER CYL, ASSOC FITTINGS. MASTER CYL WERE DISCOVERED TO BE UNAPPROVED PARTS. CYL ASSY RESEMBLED CORRECT PART IN DESIGN, LABEL READ (TRANSMITTING PRESSURE CYLINDEY, TYPE CZD101, NO: 153/200 DATE OF EX
- [SDR 2003FA0000306](https://openairdocs.org/sdr/2003FA0000306.md): Baffle · broken · Mar 20, 2003 · N5241F · Cessna 172F · Fuel Storage
  > DURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. THIS CONDITION COULD CAUSE FUEL STARVATION DURING A DECENT WITH A LOW FUEL QUANTITY AND COULD CAUSE ERRONEOUS FUEL QUANTITY INDICA
- [SDR 2003FA0000289](https://openairdocs.org/sdr/2003FA0000289.md): Baffle · broken · Mar 14, 2003 · N4977R · Cessna 172H · Fuel Storage
  > DURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. THIS CONDITION COULD CAUSE FUEL STARVATION DURING A DECENT WITH A LOW FUEL QUANTITY AND COULD CAUSE ERRONEOUS FUEL QUANTITY INDICA
- [SDR 2003FA0000290](https://openairdocs.org/sdr/2003FA0000290.md): Baffle · broken · Mar 14, 2003 · N5134F · Cessna 172F · Fuel Storage
  > DURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. THIS CONDITION COULD CAUSE FUEL STARVATION DURING A DECENT WITH A LOW FUEL QUANTITY AND COULD CAUSE ERRONEOUS FUEL QUANTITY INDICA
- [SDR 2003FA0000291](https://openairdocs.org/sdr/2003FA0000291.md): Baffle · broken · Mar 14, 2003 · N5203F · Cessna 172F · Fuel Storage
  > DURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. COULD CAUSE FUEL STARVATION DURING DECENT WITH A LOW FUEL QUANTITY AND COULD CAUSE ERRONEOUS FUEL QUANTITY INDICATIONS DUE TO INTE
- [SDR 2003FA0000372](https://openairdocs.org/sdr/2003FA0000372.md): Wheel · corroded · Mar 13, 2003 · N7326T · Cessna 172A · Wheel/Ski/Float
  > DURING ANNUAL INSP, NOSEWHEEL ASSY WAS REMOVED IN ORDER TO INSPECT THE BEARINGS FOR CONDITION. ONE BEARING CUP WAS FOUND CORRODED. WHEN LW67010 CUP WAS REMOVED FROM WHEEL HALF, TECH DISCOVERED BRG BORE SEVERELY WORN. BEARING CUP HAD BEEN GLUED IN PLACE WITH
- [SDR 2003FA0000448](https://openairdocs.org/sdr/2003FA0000448.md): Wheel · worn · Mar 13, 2003 · N7326T · Cessna 172A · Wheel/Ski/Float
  > ANNUAL INSPECTION, NOSEWHEEL ASSY WAS REMOVED IN ORDER TO INSPECT BEARINGS FOR CONDITION. ONE BEARING CUP WAS FOUND CORRODED. WHEN LW67010 CUP WAS REMOVED FROM WHEEL HALF, DISCOVERED BEARING BORE SEVERELY WORN. BEARING CUP HAD BEEN GLUED IN PLACE WITH A RED
- [SDR 2002FA0001101](https://openairdocs.org/sdr/2002FA0001101.md): Hinge Pin · damaged · Aug 22, 2002 · N6643A · Cessna 172 · Aileron Control System
  > DURING AN ANNUAL INSPECTION IT WAS FOUND THAT THE RIGHT OUTBOARD AILERON HINGE PIN HAD COME OUT OF THE HINGE ABOUT 5 INCHES. ONE COTTER PIN WAS STILL IN PLACE AND THE OTHER COTTER PIN WAS ONLY HALF THERE.
- [SDR 2002FA0001011](https://openairdocs.org/sdr/2002FA0001011.md): Pulley · loose · Jun 28, 2002 · N1684F · Cessna 172H · DC Generator-Alternator
  > PILOT REPORTED NO ALTERNATOR OUTPUT. INSPECTION FOUND PULLEY LYING INSIDE COWLING FROM ALTERNATOR. ALTERNATOR STILL ON MOUNTS, BUT LOOSE.
- [SDR 2002FA0000697](https://openairdocs.org/sdr/2002FA0000697.md): Selector Valve · misinstalled · May 13, 2002 · N2538U · Cessna 172D · Fuel Selector/Shut-Off Valve
  > SPRING WAS INSTALLED BACKWARD. FUEL WOULD NOT SHUT OFF LEFT TANK. TO PREVENT RECURRENCE VALVE SHOULD BE INSPECTED AFTER OVERHAUL.
- [SDR 2002FA0000156](https://openairdocs.org/sdr/2002FA0000156.md): Connecting Rod · failed · Jan 5, 2002 · N3910R · Cessna 172H · Reciprocating Engine Cylinder Section
  > NR 3 CYLINDER CONNECTING ROD AND CAP FAILED AT THE CRANKSHAFT. CONNECTING ROD FELL TO BOTTOM OF CYLINDER BORE AND WAS REPEATEDLY STRUCK BY THE CRANKSHAFT UNTIL ENGINE WAS SHUT DOWN. THE FAILURE OCCURRED AFTER FINAL POWER REDUCTION DURING A ROUTINE LANDING. P
- [SDR 2002FA0000036](https://openairdocs.org/sdr/2002FA0000036.md): Rheostat · burned · Dec 28, 2001 · N3297L · Cessna 172H · Flight Compartment Lighting
  > SMOKE IN COCKPIT, COMING FROM OVERHEAD. TURNED OFF RADIO LIGHT RHEOSTAT AND INSTRUMENT LIGHT RHEOSTAT. SMOKE THEN QUIT. INVESTIGATION FOUND RADIO LIGHT RHEOSTAT WAS OVERHEATING AND SMOKING. RHEOSTAT WAS REMOVED.
- [SDR 2002FA0000021](https://openairdocs.org/sdr/2002FA0000021.md): Connecting Rod · failed · Nov 26, 2001 · N3910R · Cessna 172H · Reciprocating Engine Power Section
  > NUMBER THREE CYLINDER CONNECTING ROD AND CAP FAILED AT CRANKSHAFT. THE CONNECTING ROD THEN FELL DOWN TO THE BOTTOM OF THE CYLINDER BORE AND WAS STRUCK REPEATEDLY BY THE CRANKSHAFT UNTIL ENGINE WAS SHUTDOWN. THE FAILURE OCCURRED AFTER FINAL POWER REDUCTION DU
- [SDR 2001FA0000493](https://openairdocs.org/sdr/2001FA0000493.md): Bulkhead · cracked · Oct 23, 2001 · N3511C · Cessna 170B · Fuselage Main, Bulkhead
  > BULKHEAD CRACKED AT LOWER RIGHT CORNER WHERE STEERING CABLE PULLEY BRACKET ATTACHES.
- [SDR 96ZZZX5422](https://openairdocs.org/sdr/96ZZZX5422.md): Crankcase · failure · Oct 17, 1996 · N1132H · Aronca 15AC · Reciprocating Engine Power Section
  > PUSH ROD FAILURE RESULTED IN ENGINE STOPPING AND SUBSEQUENT CRANKCASE FAILURE. (ROD THROUGH CASE.) SUBMITTER SUSPECTS OIL PUMP FAILURE, ENGINE OVERHEAT.

## 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 = 'O300'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/continental-0-300-series/reports

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