# Service difficulty reports: Superior 0-320-D1A A list on [Superior 0-320-D1A](https://openairdocs.org/engine/superior-0-320-d1a.md). Newest first. General aviation reporting is voluntary. - [SDR CA150603006](https://openairdocs.org/sdr/CA150603006.md): Starter · misoverhauled · Jun 3, 2015 · Grob G115C · Engine Starter > (CAN) STUDENT HEARD GRINDING NOISES WHEN ATTEMPTING TO START ACFT. MAINTENANCE FOUND THE BENDIX SHAFT FWD BUSHING MISSING ON STATER, WHICH ALLOWED BENDIX ASSEMBLY TO MOVE AROUND WHEN STARTING. - [SDR CA150304004](https://openairdocs.org/sdr/CA150304004.md): Bushing · broken · Mar 4, 2015 · Grob G115C · Nose/Tail Landing Gear > (CAN) UPON LANDING AND TAXI, THE PILOT REPORTED A NOISE AND DIFFICULTY TAXIING. SHUTDOWN THE ACFT AND DISCOVERED THE NOSE WHEEL ASSY TILTED AND THE CENTER BOLT MISSING. THE CENTER BOLT ASSY WAS FOUND BEHIND THE ACFT. AFTER A INSPECTION IT WAS DISCOVERED TH - [SDR CA141007002](https://openairdocs.org/sdr/CA141007002.md): Starter Gen · engaged · Oct 6, 2014 · Grob G115C · Starter-Generator > (CAN) PILOT REPORT LOSS OF POWER AFTER REDUCING POWER FOR DECENT AFTER REDUCING TO 1500 RPM FOR DESCENT THE PILOT NOTICED THE ENGINE AT 1100 RPM. HE ADDED POWER WITH NO AFFECT. PILOT IS UNSURE IF THE ENGINE WAS STILL RUNNING AT THE TIME OF TOUCHDOWN IN FIELD A - [SDR CA140130011](https://openairdocs.org/sdr/CA140130011.md): Tube · failed · Jan 29, 2014 · Grob G115C · Aircraft Fuel Distribution System > (CAN) DURING FLIGHT THE PILOT NOTICE A LOSS OF FUEL INDICATION IN THE LT TANK. THE ACFT RETURNED WITH OUT INCIDENT. DURING THE INSPECTION OF THE SNAG IT WAS FOUND LT IMMERSION TUBE, FUEL TRANSMITTER, HAD COME APART. THE BOTTOM NUT THAT HOLD THE TUBE COVER - [SDR CA131121002](https://openairdocs.org/sdr/CA131121002.md): Starter · inoperative · Nov 20, 2013 · Grob G115C · Engine Starter > (CAN) THE ENGINE FAILED TO START THE AIRCRAFT DURING AN ATTEMPTED START. BENDIX DID ENGAGE THE RING GEAR BUT WOULD NOT TURN THE ENGINE. THE STARTER WAS REPLACED WITH A O/H UNIT AND ENGINE STARTED NORMAL. THE STARTER WAS PURCHASED AS AN O/H UNIT. THE MALFUNC - [SDR CA130715016](https://openairdocs.org/sdr/CA130715016.md): Alternator · failed · Jul 12, 2013 · Grob G115C · AC Generator-Alternator > (CAN) AIRCRAFT EXPERIENCED LOSS OF TACHOMETER IN FLIGHT AND GENERATOR LIGHT ILLUMINATED. ACFT LANDED WITHOUT INCIDENT. INSPECTION OF THE GENERATOR SYS SHOWED THE GENERATOR BELT HAD DISASSEMBLED AND THE GENERATOR CASE WAS BROKEN. THERE WAS NO OTHER DAMAGE. - [SDR CA111110006](https://openairdocs.org/sdr/CA111110006.md): Muffler · broken · Nov 4, 2011 · Grob G115C · Engine Noise Suppressor > (CAN) LEFT MUFFLER OUTLET PIPE FOUND MISSING. INSPECTION OF REMAINING MUFFLER DISCOVERED EXTENSIVE INTERNAL CORROSION AND PARTIAL COLLAPSE OF INNER CONE. - [SDR 2009FA0000792](https://openairdocs.org/sdr/2009FA0000792.md): Arm · cracked · Aug 12, 2009 · N801AT · Arctic S1B2 · Landing Gear Steering System > THE STEERING ARM ON LT SIDE OF THE TAILWHEEL ASSY WAS FOUND CRACKED ACROSS THE RADIUS OF BEND NEAR THE HUB OF THE STEERING ASSY. THIS WAS FOUND ON A PREFLIGHT INSP. OF NOTE IS THE FACT THE ARM WAS BENT DOWN TO "LEVEL" WHEREAS THE STANDARD ANGLE IS UP BY 5-10 - [SDR CA081120001](https://openairdocs.org/sdr/CA081120001.md): Buckle · unserviceable · Nov 19, 2008 · Grob G115C · Emergency Equipment > (CAN) BUCKLE WOULD NOT RELEASE. - [SDR 2005FA0001051](https://openairdocs.org/sdr/2005FA0001051.md): Mount · chafed · Jul 19, 2005 · N6YE · Amtr VANSRV6A · Engine Mount Section > LOWER RT DIAGONAL ENGINE MOUNT TUBE FOUND CHAFED DO TO EXHAUST PIPE COMING INTO CONTACT WITH THE TUBE, THIS HAPPENED DO TO THE CLOSE PROXIMITY OF THE EXHAUST SYSTEM TO THE MOUNT. CORRECTED BY REPOSITIONING EXHAUST SUPPORT CLAMPS. WHILE REPAIRING THE CHAFED T - [SDR AUS20031044](https://openairdocs.org/sdr/AUS20031044.md): Bellcrank · corroded · Sep 30, 2003 · Piper PA23160 · Trailing Edge Flap Control System > (AUS) FLAP BELLCRANK CORRODED. FOUND DURING INSPECTION IAW AD/PA23/50. - [SDR AUS20031045](https://openairdocs.org/sdr/AUS20031045.md): Torque Tube · worn · Sep 30, 2003 · Piper PA23160 · Trailing Edge Flap Control System > (AUS) FLAP TORQUE TUBE WORN BEYOND LIMITS. FOUND DURING INSPECTION IAWAD/PA23/89. - [SDR CA030817001](https://openairdocs.org/sdr/CA030817001.md): Spring · broken · Aug 8, 2003 · Grob G115C · Aileron Control System > (CAN) WHILE TOWING THE AIRCRAFT TO ITS PARKING SPOT, A BANG WAS HEARD. THE AILERONS DEFLECTED FULL SCALE LT. THE AILERON AND RUDDER WERE NO LONGER INTERCONNECTED. ONE OF THE SPRINGS WAS FOUND TO HAVE BROKEN OFF AT THE ATTACHMENT POINT. WHILE REPLACING THE SP - [SDR CA030728003](https://openairdocs.org/sdr/CA030728003.md): Wire Harness · failed · Jul 28, 2003 · Grob G115C · Instrument System Wiring > (CAN) A WIRE BUNDLE BEHIND THE RT INSTRUMENT PANEL HAD CHAFED ON A SCREW SECURING A FACTORY INSTALLED BLANKING PLATE. THE NUT APPEARS TO HAVE BECOME LODGED IN THE CASING SECURING THE WIRE BUNDLE ALLOWING THE SCREW TO CHAFE THROUGH THE INSULATION ON TWO WIRES. - [SDR 2002FA0000853](https://openairdocs.org/sdr/2002FA0000853.md): Muffler · separated · Jul 23, 2002 · N115FN · Grob G115C · Engine Noise Suppressor > RT MUFFLER/EXHAUST LITERALLY FELL APART IN FLIGHT. BEYOND REPAIR. THE INLET FLANGE/PIPE ASSEMBLY COMPLETELY BROKE LOOSE FROM THE MUFFLER BODY. THE EXHAUST HANGAR, A RUBBER STRAP, WAS THE ONLY PART SECURING THE MUFFLER BODY TO THE AIRFRAME. THIS PART WAS PREVIO - [SDR BIER200103057](https://openairdocs.org/sdr/BIER200103057.md): Carburetor · loose · Jul 3, 2001 · N331AC · Grob G115C · Fuel Control/Reciprocating Engines > FOUND FUEL BOWL ATTACH SCREWS LOOSE WITH SUBSEQUENT FUEL LEAK AT BOWL GASKET, REQUIRED CARBURETOR REPLACEMENT DUE TO SCREW HOLE ELONGATION. SUBMITTER NOTES: LYCOMING SB 366, DATED SEPT 14, 1973 REFERENCES THIS FOR MARVEL-SCHEBLER CARBURETORS, WITH NO MENTION O - [SDR CA981109026](https://openairdocs.org/sdr/CA981109026.md): Bracket · broken · Oct 15, 1998 · Grob G115C · Main Landing Gear Attach Section > (CAN) LEFT MAIN GEAR FOUND WITH EXCESSIVE PLAY DURING INSPECTION. LEFT MAIN GEAR UPPER BRACKET FOUND BROKEN AT THE FORWARD BOLT HOLE. CRACKS WERE FOUND IN THE WELDS AND THE BOLTS CLAMPING THE MAIN LANDING GEAR LEG WERE BENT. - [SDR CA980827013](https://openairdocs.org/sdr/CA980827013.md): Plate · jammed · Aug 21, 1998 · Grob G115C · Flight Compartment Windows > (CAN) LATCH JAMMED ON CANOPY PLATE. CANOPY COULD NOT BE MOVED AFT AS IT WAS HOOKING ON THE PLATE. LATCH/LOCK IN THE OPEN POSITION. THIS WOULD STOP CANOPY EMERGENCY DEPLOYMENT. - [SDR AU970284](https://openairdocs.org/sdr/AU970284.md): Hub · faulty · Mar 24, 1997 · Propeller Hub Section > (AUS) PROPELLER HUB BOLT HOLES (4OFF) TOO LARGE DUE TO INCORRECT DIAMETER BOLTS BEING USED - SEE MDR 97/0283 - [SDR AU970283](https://openairdocs.org/sdr/AU970283.md): Bolt · wrong part · Mar 6, 1997 · Propeller Hub Section > (AUS) PROPELLER HUB BOLTS (4OFF) INCORRECT PARTS. BOLTS MEASURE.375 -CORRECT MEASUREMENT.371. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED PART. - [SDR AU960597](https://openairdocs.org/sdr/AU960597.md): Valve Guide · worn · May 7, 1996 · Reciprocating Engine Cylinder Section > (AUS) ENGINE CYLINDER EXHAUST VALVE GUIDES (3OFF) EXCESSIVELY WORN - VALVE GUIDES WERE WITHIN SERVICE LIMITS BUT WOULD NOT LAST TO THENEXT TOP END OVERHAUL - [SDR 96ZZZX5137](https://openairdocs.org/sdr/96ZZZX5137.md): Magneto · coil failed · Oct 28, 1995 · N679CM · Amtr RV6 · Magneto/Distributor > ON MAY 4, 1995, DUE TO HARD START PROBLEM, THE LEFT MAG COIL WAS FOUND DEFECTIVE. ON OCTOBER 28, 1995, THE RIGHT MAG FAILED IN-FLIGHT DUE TO A DEFECTIVE COIL. - [SDR 96ZZZX5138](https://openairdocs.org/sdr/96ZZZX5138.md): Magneto · coil failed · Oct 28, 1995 · N679CM · Amtr RV6 · Magneto/Distributor > ON MAY 4, 1995, DUE TO HARD START PROBLEM, THE LEFT MAG COIL WAS FOUND DEFECTIVE. ON OCTOBER 28, 1995, THE RIGHT MAG FAILED IN-FLIGHT DUE TO A DEFECTIVE COIL. ## 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 = 'O320D1A' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/superior-0-320-d1a/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.