Enstrom F-28F

Service difficulty reports · 38

Newest first. General aviation reporting is voluntary.

Query with SQL
duckdb -csv -c "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 = 'F28F'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 2017FA0000418Fuel Cell · deterioratedDURING PREFLIGHT, SMALL PARTICLES WERE FOUND WHILE CHECKING THE FUEL SUMPS. ON FURTHER INVESTIGATION, IT WAS DETERMINED THAT THE EC776 SLOSHING COMPOUND INSTALLED BY THE FACTORY WAS SEPARATING FROM THE TANK. WE WERE ABLE TO REMOVE SOME PIECES THE SIZE OF AOct 14, 2016 · N128T · Enstrm F28F · Fuel StorageSDR 2009FA0000284Mount · crackedTROUBLESHOOTING A TRACKING DISCREPANCY, IT WAS FOUND THAT THE RT FWD MOUNT LOCATION OF THE PYLON HAD CRACKED AS WELL AS THE GUSSET. THE CRACK WAS NOT VISIBLE THROUGH THE UPPER SIDE PANELS JUST BELOW THE FUEL TANKS. THE CRACK WAS NOT FOUND UNTIL THE FUEL TANKMar 31, 2009 · N620TA · Enstrm F28F · Engine Mount SectionSDR 2008FA0000654Cylinder Head · damagedDURING CYLINDER OVERHAUL A DAMAGE SEAT POCKET CUTTER USE USED. THIS RESULTED IN A VALVE SEAT POCKET THAT MEASURED WITHIN LIMITS BUT LACKED THE PROPER SURFACE CONTACT. AFTER APPROXIMATELY 3 HOURS OF ENGINE OPERATION, THE VALVE SEAT CAME OUT CAUSING THE INTAKE VJul 23, 2008 · N8626E · Enstrm F28F · Reciprocating Engine Cylinder SectionSDR EAHR200500002Adapter · brokenWELD BROKEN AT TURBO-CHARGER FLANGE.Sep 30, 2005 · N8095 · Enstrm F28F · Exhaust TurbochargerSDR 2003FA0000351Line · brokenTHE TUBE FAILED ADJACENT TO FERRULE ON THE ENGINE DRIVEN FUEL PUMP FITTING. FAILURE WAS FOUND UPON REMOVAL OF THE PART FROM THE AIRCRAFT TO PERFORM OTHER MAINTENANCE. RECOMMEND CHANGING THIS RIDGED LINE TO A FLEXIBLE LINE;Jan 4, 2002 · N8626A · Enstrm F28F · Aircraft Fuel Distribution SystemSDR 20000524SH010Capacitor · failedSUBJECT CAPACITOR WAS INSTALLED NEW IN AUGUST, 1999. MAGNETO WAS PART OF SPARE ENGINE NOT INSTALLED UNTIL THIS MONTHV. THE CAPACITOR HAD VERY FEW HOURS (13.3 HRS) WHEN IT CAUSED HEAVY POINT RACING WHICH MELTED THE NYLON FOLLOWER. WHEN THIS HAPPENED, THE POIApr 28, 2000 · N110PD · Enstrm F28F · Magneto/DistributorSDR 20000615SH012Servo · leakingENGINE QUIT IN-FLIGHT. HELICOPTER AUTOROTATED TO GROUND. INSPECTION FOUND FUEL LEAKING INSIDE THE SERVO. SERVO TO REPAIR STATION FOR REPAIR. DEBRIS FOUND IN BALL VALVE. FLUSHED SERVO, AND OPS CHECK OK. (X)Apr 4, 2000 · N756H · Enstrm F28F · Fuel Control/Reciprocating EnginesSDR 20000714SH022Guard · crackedTAIL ROTOR GUARD CRACKED DUE TO VIBRATION.Jun 9, 1999 · N86243 · Enstrm F28F · Tail Rotor SystemSDR 99ZZZX1720Points · failedPOINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.Mar 24, 1999 · N756H · Enstrm F28F · Magneto/DistributorSDR 99ZZZX1719Capacitor · failedPOINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.Mar 24, 1999 · N756H · Enstrm F28F · Magneto/DistributorSDR 99ZZZX856Gearbox · making metal2.5 HOURS AFTER OIL CHANGE, M/R GEARBOX HAD CHIP LIGHT. LARGE FLAKES, BLACK OIL, SMELLED BURNT. OIL LEVEL CORRECT. OIL SAMPLE TAKEN.Jan 28, 1999 · N52PD · Enstrm F28F · Main Rotor GearboxSDR 98ZZZX1349Control Cable · bindingTHROTTLE CONTROL CABLE INTERNAL BINDING CAUSES PARTIAL TO FULL LOSS OF THROTTLE CONTROL. UNIT IN SERVICE 7 WEEKS.Mar 25, 1998 · N8626S · Enstrm F28F · Power LeverSDR 98ZZZX1350Control Cable · bindingTHROTTLE CONTROL CABLE INTERNAL BINDING CAUSES PARTIAL TO FULL LOSS OF THROTTLE CONTROL. UNIT IN SERVICE 36 WEEKS.Mar 9, 1998 · N8624B · Enstrm F28F · Power LeverSDR 98ZZZX1348Control Cable · bindingTHROTTLE CONTROL CABLE INTERNAL BINDING CAUSES PARTIAL TO FULL LOSS OF THROTTLE CONTROL. UNIT IN SERVICE 20 WEEKS.Mar 6, 1998 · N890JR · Enstrm F28F · Power LeverSDR 97ZZZX4492Transmission · making metalTRANSMISSION GENERATING CHIP LIGHTS SINCE NEW ON AVERAGE OF 7-10 HOURS OF OPERATION. MFG SUGGESTED LESS SENSITIVE CHIP PLUG. XMSN CONTINUED TO GENERATE METAL. ACFT REMOVED FROM SERVICE WHEN PIECES REACHED .25 INCH IN LENGTH. MFG HAS NO PUBLISHED CRITERIA FOct 2, 1997 · N8626S · Enstrm F28F · Main Rotor GearboxSDR 98ZZZX1351Control Cable · bindingTHROTTLE CONTROL CABLE INTERNAL BINDING CAUSES PARTIAL TO FULL LOSS OF THROTTLE CONTROL. UNIT IN SERVICE 12 WEEKS.Jul 8, 1997 · N8624B · Enstrm F28F · Power LeverSDR 97ZZZX3759Amplifier · failedDURING CLIMB-OUT AT 200 FEET AND 60 MPH, THE ENGINE LOST POWER DUE TO THE NR 2 CYLINDER INTAKE VALVE ROCKER ARM SHAFT FALLING OUT OF THE CYLINDER HEAD. THE LOW ROTOR RPM WARNING HORN, A MAJOR SAFETY FEATURE IN MARKETING THE MODEL F28F, DID NOT SOUND OFF ALTHOJun 25, 1997 · N99YC · Enstrm F28F · Main Rotor Indicating SystemSDR 97ZZZX3758Seat · deformedTHIN COMPOSIT BENCH SEAT ACROSS 15.50 INCH WIDE ALUMINUM SEAT STRUCTURE. NOT ADEQUATE FOR TWO PASSENGERS. LOSS OF ENGINE POWER WHEN A VALVE ROCKER ARM SHAFT FELL OUT OF THE ENGINE AND A DEFECTIVE LOW ROTOR RPM WARNING HORN RESULTED IN A CRASH LANDING AND DAMJun 25, 1997 · N99YC · Enstrm F28F · Passenger Compartment EquipmentSDR 97ZZZX3551Rocker Shaft · failedLOOSE RETAINING NUTS WORKED OFF STUDS ALLOWING THE PORT COVER TO FALL OFF AND NR 2 CYLINDER INTAKE VALVE ROCKER ARM SHAFT TO FALL OUT OF THE ENGINE RESULTING IN A CRASH LANDING. SUGGEST REVIEWING ENSTROM PRODUCTION CERTIFICATE AND TIGHTEN THE INSPECTION PROCEDJun 25, 1997 · N99YC · Enstrm F28F · Reciprocating Engine Cylinder SectionSDR 97ZZZX2773Rod End Bearing · wornACCELERATED LATERAL BEARING WEAR. EXCEEDED LIMITS WITHIN 304 HOURS. THIS ROD END NORMALLY LASTS UP TO 1,000 HOURS IN SERVICE. INSTALLED 2 NEW 01-691-04 BEARINGS.May 19, 1997 · N890JR · Enstrm F28F · Tail Rotor Control SystemSDR 97ZZZX2554Rod End Bearing · wornACCELERATED LATERAL BEARING WEAR. EXCEEDED LIMITS WITHIN 304 HOURS. THIS ROD END NORMALLY LASTS UP TO 1,000 HRS IN SERVICE. INSTALLED 2 NEW 01-691-04 BEARINGS.May 19, 1997 · N890JR · Enstrm F28F · Tail Rotor Control SystemSDR 97ZZZX2769Universal Hsng · crackedMOUNTING WEBS FOR CONTROL ROD BEARINGS AND UNIVERSAL JOINT OF LOWER SWASHPLATE FOUND CRACKED AT INSPECTION. THIS IS A PRIMARY FLIGHT CONTROL PART. THIS PART HAS A RETIREMENT LIFE OF 17,700 HOURS. PART NON-REPAIRABLE. REPLACED WITH NEW PART 28-16119-1.May 18, 1997 · N8624B · Enstrm F28F · Main Rotor Mast/SwashplateSDR 97ZZZX2771Universal Hsng · crackedMOUNTING WEBS FOR CONTROL ROD BEARINGS AND UNIVERSAL JOINT OF LOWER SWASHPLATE FOUND CRACKED AT INSPECTION. THIS IS A PRIMARY FLIGHT CONTROL PART. THIS PART HAS A RETIREMENT LIFE OF 17,700 HOURS. PART NON-REPAIRABLE. REPLACED WITH NEW PART 28-16119-1.May 14, 1997 · N8626S · Enstrm F28F · Main Rotor Mast/SwashplateSDR 97ZZZX2557Universal Hsng · crackedMOUNTING WEBS FOR CONTORL ROD BEARINGS AND UNIVERSAL JOINT OF LOWER SWASHPLATE FOUND CRACKED AT INSPECTION. THIS IS A PRIMARY FLIGHT CONTROL PART. THIS PART HAS A RETIREMENT LIFE OF 17,700 HOURS. PART NON-REPAIRABLE. REPLACED WITH NEW PART 28-16119-1.May 14, 1997 · N8626S · Enstrm F28F · Main Rotor Mast/SwashplateSDR 97ZZZX2556Universal Hsng · crackedMOUNTING WEBS FOR CONTORL ROD BEARINGS AND UNIVERSAL JOINT OF LOWER SWASHPLATE FOUND CRACKED AT INSPECTION. THIS IS A PRIMARY FLIGHT CONTROL PART. THIS PART HAS A RETIREMENT LIFE OF 17,700 HOURS. PART NON-REPAIRABLE. REPLACED WITH NEW PART 28-16119-1.May 13, 1997 · N8624B · Enstrm F28F · Main Rotor Mast/SwashplateSDR 96ZZZX5175Relay · stuck contactsPOINTS IN RELAY FUSE TOGETHER CAUSING RUNAWAY TRIM ACTION RESULTING IN UNCONTROLLED ATTITUDES OF ACFT. REQUIRES TWO PILOTS ON CYCLIC TO OVERRIDE AND LAND ACFT. RELAY MFG (SIEMENS) HAS INDICATED THIS MAY NOT BE THE CORRECT RELAY FOR THIS APPLICATION. INSTALLSep 11, 1996 · N890JR · Enstrm F28F · Main Rotor ControlSDR 96ZZZX4104Rocker Cover · groovedENGINE DISASSEMBLED DUE TO ROTOR BLADE STRIKE. FOUND SEVERAL DEEP RINGS WORN IN ROCKER COVERS WHERE ROCKER SHAFTS RIDE. (NOT CAUSED BY ACCIDENT.) SUBMITTER STATED THIS PROBLEM HAS BEEN CORRECTED ON OTHER TYPES OF LYCOMINGS BY INSTALLATION OF PLASTIC THRUST Jul 8, 1996 · N210PD · Enstrm F28F · Reciprocating Engine Cylinder SectionSDR 96ZZZX5540Yoke · crackedCRACKS FOUND BETWEEN CONTROL ROD AND UNIVERSAL YOKES. CRACK RUNS DOWN THE WEB BETWEEN BOTH AT 2 LOCATIONS. SUBMITTER STATED THIS IS SECOND FOUND THIS MONTH. THE OTHER CRACKED SWASHPLATE IS S/N 11-897-88H WITH SIMILAR TIME IN SERVICE. CRACKED SWASHPLATE YOKJun 7, 1996 · N890JR · Enstrm F28F · Main Rotor Mast/SwashplateSDR 96ZZZX4185Swashplate Yoke · crackedCRACKS FOUND BETWEEN CONTROL ROD AND UNIVERSAL YOKES. CRACK RUNS DOWN THE WEB BETWEEN BOTH AT 2 LOCATIONS. THIS IS SECOND FOUND THIS MONTH. THE OTHER CRACKED SWASHPLATE IS S/N 11-897-88H WITH SIMILAR TIME IN SERVICE. CRACKED SWASHPLATE YOKE REMOVED FROM SEJun 7, 1996 · N890JR · Enstrm F28F · Main Rotor Mast/SwashplateSDR 96ZZZX5176Relay · stuck contactsPOINTS IN RELAY FUSE TOGETHER CAUSING RUNAWAY TRIM ACTION RESULTING IN UNCONTROLLED ATTITUDES OF AIRCRAFT. REQUIRES BOTH PILOTS ON CYCLIC TO OVERRIDE. RELAY MFG HAS INDICATED THIS IS NOT THE CORRECT RELAY FOR THIS APPLICATION. INSTALLED NEW RELAY PER MM.May 21, 1996 · N8626S · Enstrm F28F · Main Rotor ControlSDR 96ZZZX2936Relay · failedPOINTS IN RELAY FUSE TOGETHER CAUSING RUNAWAY TRIM ACTION RESULTING IN UNCONTROLLED ATTITUDES OF AIRCRAFT. REQUIRES BOTH PILOTS ON CYCLIC TO OVERRIDE. RELAY MFG HAS INDICATED THIS IS NOT THE CORRECT RELAY FOR THIS APPLICATION. INSTALLED NEW RELAY PER MM.May 21, 1996 · N8626S · Enstrm F28F · Rotorcraft Flight ControlSDR 97ZZZX2770Universal Hsng · crackedMOUNTING WEBS FOR CONTROL ROD BEARINGS AND UNIVERSAL JOINT OF LOWER SWASHPLATE FOUND CRACKED AT INSPECTION. THIS IS A PRIMARY FLIGHT CONTROL PART. THIS PART HAS A RETIREMENT LIFE OF 17,700 HOURS. PART NON-REPAIRABLE. REPLACED WITH SERVICEABLE PART 28-16119May 6, 1996 · N8626S · Enstrm F28F · Main Rotor Mast/SwashplateSDR 97ZZZX2555Universal Hsng · crackedMOUNTING WEBS FOR CONTROL ROD BEARINGS AND UNIVERSAL JOINT OF LOWER SWASHPLATE FOUND CRACKED AT INSPECTION. THIS IS A PRIMARY FLIGHT CONTROL PART. THIS PART HAS A RETIREMENT LIFE OF 17,700 HOURS. PART NON-REPAIRABLE. REPLACED WITH SERVICEABLE PART 28-16119May 6, 1996 · N8626S · Enstrm F28F · Main Rotor Mast/SwashplateSDR 96ZZZX2937Transmission · making metalTRANSMISSION GENERATING CHIP LIGHTS EVERY FIVE MINUTES OF OPERATION. TOOTH OF RING GEAR HAD CHUNK MISSING 1.25 INCHES LONG BY .25 INCH DEEP. INSTALLED ZERO TIME OVERHAUL TRANSMISSION.May 2, 1996 · N8626S · Enstrm F28F · Main Rotor GearboxSDR 96ZZZX2796Wastegate · failedBUTTERFLY IN WASTEGATE WARPED AND LOSE FROM CRACKED WELDS JAMMING THROTTLE. BUTTERFLY SHAFT WORN AT PIVOT POINTS ALSO CAUSING THROTTLE BINDING. SUBMITTER STATES COMMON TO ALL F28F AND F280FX MODELS. REQUIRES REPLACEMENT OF WASTEGATE.Apr 8, 1996 · N8624G · Enstrm F28F · Exhaust TurbochargerSDR 96ZZZX2789Control Cable · frayedINFORMATION APPLICABLE TO MODELS, F28C, F28C-2 F28-F, 280F, 280FX. INSPECTION FOUND TAIL ROTOR CABLES FRAYED WHERE THEY PASS OVER THE AFT ALIGNMENT PULLEYS IN THE TAIL CONE. PULLEYS WERE LUBED, FREE AND TURNING. SUSPECT VIBRATION WAS CAUSING CABLES TO RATTLApr 1, 1996 · N8627J · Enstrm F28F · Tail Rotor Control SystemSDR CA960227012Clamp · cracked(CAN)CRACKED CLAMP ON FORWARD CROSSTUBE. AIRCRAFT USED AS A TRAINER.Feb 7, 1996 · Enstrm F28F · Main Landing Gear Strut/Axle/TruckSDR 96ZZZX615Wastegate · warpedBUTTERFLY IN WASTEGATE FOUND WARPED AT EACH 100-HOUR INSPECTION. WARPED WASTEGATE AND WORN BUTTERFLY AND SHAFT CAUSE THROTTLE BINDING. BUTTERFLY MUST BE STRAIGHTENED FOR PROPER RIGGING. ON SOME AIRCRAFT, BUTTERFLIES COME OFF OF SHAFT AND BIND THROTTLE. COMJan 24, 1996 · N8626S · Enstrm F28F · Exhaust Turbocharger
Back to Enstrom F-28F