# Service difficulty reports: Douglas DC3 A list on [Douglas DC3](https://openairdocs.org/model/douglas-dc3.md). Newest first. General aviation reporting is voluntary. - [SDR 2019FA0000408](https://openairdocs.org/sdr/2019FA0000408.md): Truss · cracked · Dec 6, 2019 · N467SP · Doug DC3 · Engine Mount Section > DURING SCHEDULED MAINTENANCE/ENGINE CHANGE, CONDUCTED THE SCHEDULED 1000 HOUR SPECIAL INSPECTION OF WELDS ON RH ENGINE TRUSS MOUNT ASSEMBLY (AAIP SPEC INSP #25). VERY SMALL (FINE) CRACK APPROX 3/4" LONG WAS OBSERVED WITH 16X MAGNIFYING GLASS PRIOR TO APPLICATI - [SDR 2018FA0000536](https://openairdocs.org/sdr/2018FA0000536.md): Lead · cut · Dec 18, 2018 · N272ZZ · Doug DC3 · Data Recorders (Flight/Maintenance) > THE POSITION TRANSDUCERS ARE BEING USED AS SENSORS FOR SOME FLIGHT DATA RECORDER (FDR) PARAMETERS AND ARE MANUALLY ATTACHED VIA A STEEL LEAD/LINE TO SENSE SURFACE MOVEMENT. OVER TIME, IT HAS BEEN NOTED THAT THE STEEL LEADS EXTENDING OUT OF THE SENSORS ARE CUT - [SDR 2017FA0000279](https://openairdocs.org/sdr/2017FA0000279.md): Actuator · leaking · Jul 10, 2017 · N272ZZ · Doug DC3 · Landing Gear Actuator > MULTIPLE FAILURES OF THE R/H LANDING GEAR ACTUATOR. BOTH WERE FOUND TO BE LEAKING HYDRAULIC FLUID. (3) FOUND BAD IN THE PAST 7 MONTHS. - [SDR CA150604016](https://openairdocs.org/sdr/CA150604016.md): Housing · restricted · Jun 1, 2015 · Doug DC3 · Accessory Gearboxes > (CAN) AN AGB HOUSING LABELED AS PN 3105662-01 WAS REMOVED DURING AN UNSCHEDULED LIGHT OVERHAUL DUE TO IMPROPER PRESERVATION. THE HOUSING WAS FOUND WITH RESTRICTED FLOW AT THE AGB HOUSING CENTER BEARING OIL PASSAGE. FURTHER INSPECTION REVEALED THAT THE SUBJEC - [SDR U97A2013110400001](https://openairdocs.org/sdr/U97A2013110400001.md): Supercharger · deteriorated · Oct 29, 2013 · N3006 · Doug DC3 · Reciprocating Engine Supercharger > ENGINE RAN FINE UNTIL THE NR 3 PHASE INSPECTION WAS UNDERWAY. STC OIL FILTER WAS CUT OPEN REVEALING LARGE AMOUNTS OF ALUMINUM/ MAGNESIUM. ENGINE INTEGRAL OIL SCREEN SHOWED THE SAME, INDICATING THAT THE OIL FILTER HAD BYPASSED ALLOWING CONTAMINAUTOION INTO TH - [SDR 2011FA0000588](https://openairdocs.org/sdr/2011FA0000588.md): Nut · unsafetied · Aug 26, 2011 · N845S · Doug DC3 · Control Column Section > AFTER TAKEOFF, AILERON WOULD NOT TRAVEL RT VERY FAR. STOP FELT IN YOKE. CONTROL CHECK WAS DONE PRIOR TO FLIGHT, ALL WAS NORMAL. AUTOPILOT WAS TURNED OFF TO ELIMINATE ANY INTERFERENCE WITH FLIGHT CONTROLS. RETURNED TO DEPARTING AIRPORT FOR UNEVENTFUL APPROAC - [SDR U972009F00001](https://openairdocs.org/sdr/U972009F00001.md): Stringer · corroded · Apr 6, 2009 · N3006 · Doug DC3 · Fuselage Main, Longeron/Stringer > AREAS OF STRINGER MATERIAL WITHIN ACFT CTR AND OTBD WING FOUND TO BE SUFFERING FROM MILD EXFOLIATION CORROSION. CORROSION MANIFESTED ITSELF AS A LOCALIZED BUMP OR BULGE WITHIN THE VERTICAL LEG OF THE STRINGER MATERIAL. ALL STRINGER MATERIAL SUFFERING FROM TH - [SDR U972009F00000](https://openairdocs.org/sdr/U972009F00000.md): Rib · cracked · Apr 6, 2009 · N3006 · Doug DC3 · Wing, Rib/Bulkhead > CRACKS APPROX 4 INCHES IN LENGTH WERE DETECTED VISUALLY ON THE UPPER RETURN OF CTR WING RIBS AT STA 42 LT AND RT. MDG SB NR 228 AND SRM (TO 1C-47-3) SPECIFICALLY DESCRIBES ACCEPTABLE REPAIRS FOR THIS LOCATION ON THIS RIB. SUPP INSP DOCUMENT DOES NOT GIVE GUI - [SDR 7357](https://openairdocs.org/sdr/7357.md): Stringer · corroded · Mar 29, 2004 · N376A · Doug DC3 · Fuselage Main, Longeron/Stringer > STRINGER CORROSION FOUND DURING PHASE INSPECTION ON RIGHT FUSELAGE BELOW FLOOR AT STATION 312.5 TO 450.5, THE STRINGER WAS REMOVED AND REPLACED. - [SDR JRAA001](https://openairdocs.org/sdr/JRAA001.md): Panel · corroded · Jan 20, 2004 · N376A · Doug DC3 · Fuselage Main, Plate/Skin > DURING INSPECTION FOUND CORROSION AROUND THE LT TOP NOSE FUSELAGE SKIN PANELS FROM FUSELAGE STATION 49.125 TO 76.5 (COCKPIT ROOF AREA). BOTH LT UPPER SKIN PANELS WERE REMOVED FOR REPLACEMENT. ALSO CENTER WINDOW FRAME WAS REMOVED FOR REPLACEMENT. - [SDR JRA2002F00000](https://openairdocs.org/sdr/JRA2002F00000.md): Line · ruptured · Jul 14, 2001 · N376AS · Doug DC3 · Hydraulic System, Main > PRIOR TO TAKEOFF, RUPTURED ITS LEFT-HAND MAIN WHEEL BRAKE EXPANDER TUBE. RUPTURE CAUSED HYDRAULIC FLUID LOSS AND LEFT BRAKE LOSS. AC WAS STOPPED WITH REVERSE THRUST AND ENGINES SHUT DOWN. NORTH OPS WAS ADVISED OF SITUATION BY VICTOR RADIO. SMOKE JUMPERS AN - [SDR CA990915079](https://openairdocs.org/sdr/CA990915079.md): Insert · loose · Sep 9, 1999 · Doug DC3 · Reciprocating Engine Cylinder Section > (CAN) EXHAUST ROCKER SHAFT INSERT FOUND LOOSE ON THE CYLINDER. - [SDR 98ZZZX3953](https://openairdocs.org/sdr/98ZZZX3953.md): Cylinder · failed · May 4, 1998 · N305SF · Doug DC3 · Reciprocating Engine Cylinder Section > NR 1 CYLINDER ON NR 2 ENGINE FAILED. SHUT DOWN NR 2 ENGINE AND FEATHERED. RETURNED TO ANCHORAGE. - [SDR 97ZZZX3832](https://openairdocs.org/sdr/97ZZZX3832.md): Castle Nut · failed · Aug 19, 1997 · N932H · Doug DC3 · Fuel Control/Reciprocating Engines > AIRCRAFT WAS AT CRUISE POWER. LEFT ENGINE WENT TO IDLE POWER. FEATHERED LEFT ENGINE AND LANDED. FOUND THROTTLE CONTROL ARM OFF OF CARBURETOR. FOUND PARTS OF THE CRACKED AN 310-4 CASTLE NUT. - [SDR 97ZZZX3626](https://openairdocs.org/sdr/97ZZZX3626.md): Valve · failed · Jun 20, 1997 · N941AT · Doug DC3 · Reciprocating Engine Cylinder Section > NR 1 CYLINDER VALVE HEAD CAME OFF AND SPLIT CYLINDER HEAD. ALSO, DAMAGED PISTON. - [SDR 96ZZZX3797](https://openairdocs.org/sdr/96ZZZX3797.md): Carburetor · malfunction · Jul 19, 1996 · N32MS · Doug DC3 · Fuel Control/Reciprocating Engines > ENGINE WILL NOT IDLE, DIES/RESTARTS OK. WILL NOT TAKE THROTTLE. WANTS TO BACKFIRE THROUGH CARBURETOR. REMOVED CARBURETOR. REPLACED WITH OVERHAULED UNIT. - [SDR 95ZZZX5967](https://openairdocs.org/sdr/95ZZZX5967.md): Cylinder · failed · Sep 13, 1995 · N12BA · Doug DC3 · Reciprocating Engine Cylinder Section > PILOT NOTICED SPARKS COMING FROM THE LEFT ENGINE. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT LANDED WITHOUT INCIDENT. INSPECTION SHOWED THAT NR 14 CYLINDER HEAD SEPARATED FROM ITS BARREL. REPLACED CYLINDER WITH O/H UNIT AND RETURNED ACFT TO SERVICE. - [SDR 95ZZZX3488](https://openairdocs.org/sdr/95ZZZX3488.md): Magneto · loose · Jun 26, 1995 · N24320 · Doug DC3 · Magneto/Distributor > RIGHT ENGINE STARTED RUNNING ROUGH IN-FLIGHT. ENGINE SHUT DOWN AND FEATHERED. FOUND RIGHT MAG HAS COME LOOSE. RE-TIMED AND TORQUED RIGHT MAG. OPS CHECKED SATISFACTORY. - [SDR 95ZZZX1740](https://openairdocs.org/sdr/95ZZZX1740.md): Magneto · failed · Mar 27, 1995 · N24230 · Doug DC3 · Magneto/Distributor > AFTER TAKEOFF, RIGHT ENGINE STARTED TO BACKFIRE AND RUN ROUGH. ENGINE WAS SHUT DOWN AS A PRECAUTIONARY METHOD. UPON TROUBLESHOOTING, FOUND LT MAG BAD. MAG WAS REPLACED WITH A YELLOW TAGGED UNIT. ENGINE WAS GROUND RUN, CHECKED SATISFACTORY. AIRCRAFT WAS RE - [SDR 95ZZZX1739](https://openairdocs.org/sdr/95ZZZX1739.md): Cylinder · failed · Mar 16, 1995 · N9382 · Doug DC3 · Reciprocating Engine Cylinder Section > NR 13 CYLINDER THERMAL SHOCKED APPROXIMATELY 20 MILES EAST OF MKE. LEFT ENGINE ROUGH AND BACKFIRING. SHUT ENGINE DOWN, RETURNED TO MKE. REPLACED NR 13 CYLINDER POWER AND LEAK CHECK SATISFCATORY. RETURNED AIRCRAFT TO SERVICE. ## 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 aircraft_model_key = 'DC3' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/douglas-dc3/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.