Pratt & Whitney R-985-AN-1

Service difficulty reports · 30

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 engine_model_key = 'R985AN1'
  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 CA151030020Cylinder · failed(CAN) DURING INSPECTION FOUND FOUR FAILED STUDS ON NR 3 CYLINDER ASSEMBLY. ALSO CRACK WAS SEEN ON FRONT CRANK CASE ADJACENT TO THE CYLINDER.Oct 1, 2015 · Dhav DHC2MKI · Reciprocating Engine Cylinder SectionSDR CA150527006Control Cable · frayed(CAN) DURING ITS ANNUAL INSPECTION, THE LT RUDDER CABLE ASSEMBLY WAS FOUND WORN & FRAYED ON THE AFT PULLEY. THE RT RUDDER CABLE WAS FOUND TO BE WORN OUT & FRAYED AS WELL. CABLES REMOVED & TO BE REPLACED WITH NEW UNITS. BOTH LT & RT RUDDER CABLE ASSEMBLIES AMay 22, 2015 · Wthrly 620B · Rudder Control SystemSDR CA141015006Rib · cracked(CAN) ANNUAL INSPECTION REVEALED CRACKS IN THE MAJORITY OF BOTH THE LH AND RH WING LEADING EDGE NOSE RIBS, CRACKS EMANATE FROM THE AFT PORTION OF THE UPPER AND LOWER FLANGES OF THE RIBS.Oct 15, 2014 · Wthrly 620B · Wing, Rib/BulkheadSDR CA141015007Attach Angle · loose(CAN) WHILE CARRYING OUT AN ANNUAL INSPECTION, ALL RIVETS THOUGH THE HORIZONTAL STABILIZER ATTACH ANGLES (LONGERONS) AND DIRECTLY ADJACENT TO ALL FOUR STABILIZER ATTACH BLOCKS, WERE FOUND TO BE LOOSE AND SMOKING.Oct 15, 2014 · Wthrly 620B · Elevator Tab, Attach FittingsSDR CA120917015Cylinder · separated(CAN) WHILE IN CRUISE PILOT NOTICED VIBRATION. PRECAUTIONARY LANDING CARRIED OUT. ENGINE EXAMINED AND FOUND NR 1 CYLINDER HAD SEPARATED FROM CASE. BROKEN STUDS REPLACED WITH NEW STUDS AND ENGINE RETURNED TO SERVICE.Jul 29, 2012 · Dhav DHC2MKI · Reciprocating Engine Cylinder SectionSDR CA100730007Blade · separatedPROPELLER RECEIVED FROM CUSTOMER WITH APPROX 5" OF BLADE MISSING FROM NR2 BLADE TIP (S/N H89522). PROPELLER DISMANTLED, CLEANED, CLAMPS AND HUB SPIDER MPI INSPECTED, BLADES LPI INSPECTED (IAW MFG), ALL BEARINGS REPLACED DUE TO CORROSION AND DENTING, BLADE REPJul 30, 2010 · Wthrly 620B · Propeller Blade SectionSDR 2010FA0000208Rib · crackedMOST L/E RIBS CRACKED AT UPPER AND LOWER AFT CORNERS WHERE ATTACHED TO FWD HINGED HALF. 50 PERCENT TO LT WING RIBS WERE CRACKED AS WERE 90 PERCENT OF RT WING RIBS. THESE RIBS REQUIRED REPAIR AND REINFORCEMENT. OTHER ACFT MAY REQUIRE SIMILAR ACTION.Feb 8, 2010 · N9024F · Wthrly 620B · Wing, Rib/BulkheadSDR CA090622004Tube Frame · cracked(CAN) SYR INSP REQUREMENT - FOUND LARGE CRACK IN BIRD CAGE TUBULAR STRUCTURE.Jun 8, 2009 · Dhav DHC2MKI · Fuselage Main, FrameSDR CA080611005Attach Bracket · worn(CAN) DURING ANNUAL INSP WITH AN AOG AIR SUPPORT WING ANGLE INSTALLED MODIFICATION, MOVEMENT WAS FOUND IN THE HORIZONTAL STABILIZER FWD ATTACH POINTS. THE HORIZONTAL STABILIZER FWD ATTACH BRACKETS WERE REMOVED AND INSPECTED AND IT APPEARS THAT THE FUSELAGE FITJun 9, 2008 · Dhav DHC2MKI · Horizontal Stabilizer, Attach FittingsSDR CA080122008Line · obstructed(CAN) WHEN ENG WAS REMOVED FOR O/H, IT WAS DISCOVERED THAT IN THE OIL DELIVERY LINE THERE WAS PLASTIC DEBRIS FROM THE CONTAINERS USED TO REPLENISH THE ENGINE OIL. THERE WAS POOR MAINTENANCE PRACTICE WHEN OPENING THESE CONTAINERS TO POUR THE OIL IN THE TANK INJan 18, 2008 · Dhav DHC2MKI · Reciprocating Engine Oil SystemSDR CA040702002Bellows · failed(CAN) HAVE DETERMINED THAT CARB HEAT BELLOWS P/N C2E2215 AS RECEIVED WAS ACQUIRED DIRECTLY WITHOUT GOING THROUGH QA INSPECTION AND CERTIFICATION. PART BEARS DHC-2 PN STAMP AND APPEARS GENUINE. PART PLACED IN QUARATINE.Jun 27, 2004 · Dhav DHC2* · Fuel Control/Reciprocating EnginesSDR CA040427011Switch · out of adjust(CAN) LT MAIN LDG GEAR (DOWN) SWITCH OUT OF ADJUSTMENT CAUSING (NOT LOCKED DOWN) INDICATION. SWITCH READJUSTED, GEAR SWINGS COMPLETED WITH ALL OPERATIONS AND INDICATIONS NORMAL.Jan 12, 2004 · Beech D17S · Landing Gear Position and WarningSDR CA030323001Flapper Valve · broken(CAN) BOTH CHECK VALVES WERE REMOVED FROM AIRCRAFT AND DISASSEMBLED.THE CHECK VALVE THAT WAS LOCATED AT THE HAND WOBBLE PUMP IN THE AIRCRAFT WAS FOUND TO HAVE A BROKEN SPRING ON THE INTERNAL FLAPPER VALVE. WHEN EXTERIOR WAS CLEANED, CRACKS WERE FOUND IN THE MAMar 23, 2003 · Dhav DHC2MK1 · Aircraft Fuel Distribution SystemSDR CA021122004Tube · cracked(CAN) STRUCTURAL TUBE, 10CM IN LENGTH, FORMING UPPER SUPPORT FOR RT LANDING GEAR SLIDE TUBE FOUND CRACKED DURING PERFORMANCE OF UNRELATED MAINTENANCE. CRACK ORIGINATED FROM HOLE IN TUBE USED TO APPLY LINSE ED OIL TO INTERIOR OF TUBE. HOLE HAD BEEN PLUGGED WITHOct 30, 2002 · Beech D17S · Main Landing Gear Attach SectionSDR TYW2002F00000Blade · failed11 INCHES SEPRATED FROM ONE PROPELLER BLADE DURING FLIGHT. AIRCRAFT WAS SPRAYING A CROP AND WAS IN A TURN WHEN BLADE TIP SEPARATED.Feb 7, 2002 · N90275 · Wthrly 620B · Propeller Blade SectionSDR AUS20011460Propeller · faulty(AUS) THE FOLLOWING DEFECTS WERE FOUND ON THE PROPELLER WHEN RECEIVED FOR OVERHAUL:-1. ZERO BEARING TENSION ON BOTH BLADES2. REAR BARREL HALF HAS BEEN DRILLED, TAPPED AND GREASE NIPPLES FITTED. NO CERTIFICATION COULD BE FOUND TO SUBSTANTIATE THIS MODIFICATIONDec 2, 2001 · Scwzer G164A · Propeller AssemblySDR CA011029015Cylinder Head · cracked(CAN) CYLINDER HEAD CRACKED.Oct 3, 2001 · Dhav DHC2MK1 · Reciprocating Engine Cylinder SectionSDR 2001FA0000255Valve Spring · brokenENGINE BEGAN BACKFIRING AND POWER DECREASED, AIRCRAFT LANDED AS A RESULT OF RUNNING THROUGH A FENCE. FOUND NR 1 CYLINDER INTAKE VALVE SPRINGS BROKEN. REPLACED SPRINGS, OPERATION NORMAL. APPEARED TO BE SMALL RUST PITS IN BREAK AREAS.Jul 25, 2001 · N2035N · Wthrly 620B · Reciprocating Engine Cylinder SectionSDR CA010713011Battery · wrong part(CAN) DURING BATTERY DUE DATE INSPECTION IT WAS FOUND THAT THE ELT HAD INCORRECT BATTERIES INSTALLED. INSTALLED CORRECT BATTERIES.Jul 4, 2001 · Dhav DHC2MK1 · Emergency Locator BeaconSDR AUS20011146Hose · failed(AUS) RT LANDING GEAR HYDRAULIC HOSE CHAFED INSIDE FLOAT STRUT. HOSE BURST. LOSS OF HYDRAULIC FLUID. AIRCRAFT IS A FLOATPLANE.Jun 9, 2001 · Dhav DHC2* · Landing Gear Retraction/Extension SystemSDR CA001122006Bushing · worn(CAN) DURING ROUTINE INSPECTION THE RT TOP LIFT STRUT BUSHING WAS FOUND TO BE WORN. THIS CONDITION APPEARS TO BE A WEAK PART IN DESIGN AS WE ARE CONSTANTLY REPAIRING THE TOP END OF THE LIFT STRUTS. : THE ALUMINIUM LIFT STRUT ENDS ARE FIELD REPAIRABLE.Nov 1, 2000 · Dhav DHC2* · Wing Miscellaneous StructureSDR 20000925SH021Screw · looseCARBURETOR FLOAT FULCRUM SCREW WAS FOUND LOOSE ON ANNUAL INSPECTION. BRASS THREADS WERE FOUND WORN. REPLACED FULCRUM SCREW, PROPERLY INSTALLED NEW SCREW AND SAFTIED. BELIEVE SCREW WAS NOT PROPERLY INSTALLED BY MANUFACTURER. SUBMITTER RECOMMENDED AN AD OR SSep 25, 2000 · N90303 · Wthrly 620B · Fuel Control/Reciprocating EnginesSDR CA000404046Frame · broken(CAN) CLUSTER FOUND BROKEN CLEAR OF ATTACHING BOLT DURING ANNUAL INSPECTION. FRAME SENT OUT FOR REBUILD IN A JIG.Mar 27, 2000 · Dhav DHC2MK1 · Fuselage Main, FrameSDR CA000404001Shaft · broken(CAN) ENGINE WOULD NOT RUN WITHOUT WOBBLE PUMP OPERATING. ENGINE DRIVEN PUMP REMOVED AND QUILL SHAFT FOUND BROKEN.Mar 21, 2000 · Dhav DHC2MK1 · Engine Fuel PumpSDR 20000925SH023Screw · looseCARBURETOR FLOAT FULCRUM SCREW VIBRATED LOOSE CAUSING FLOAT TO STICK. AIRCRAFT ENGINE BEGAN RUNNING ROUGH. AIRCRAFT SUCCESSFULLY RETURNED TO FIELD. FULCRUM SCREW BRASS THREADS WERE FOUND WORN CAUSING SCREW3 TO COME LOOSE. AIRCRAFT WAS NEW ON 12-6-96 AND NOSep 1, 1999 · N9025D · Wthrly 620B · Fuel Control/Reciprocating EnginesSDR 20000925SH022Screw · looseCARBURETOR FLOAT FULCRUM SCREW SAFETY WIRE VIBRATED THROUGH BACKING OUT FULCRUM SCREW FOR FLOAT. ENGINE QUIT RUNNING CAUSING FORCED LANDING. AIRCRAFT SUSTAINED SUBSTANTIAL DAMAGE. FULCRUM SHOWED CHATTER MARKS INDICATING FULCRUM SCREW WAS NOT PROPERLY SEATEDAug 8, 1999 · N197SK · Wthrly 620B · Fuel Control/Reciprocating EnginesSDR CA990209009Bulkhead · cracked(CAN) INSPECTION PER CR-98-38 FOUND THE BULKHEAD AND CHANNEL ASSEMBLY CRACKED.Jan 28, 1999 · Dhav DHC2MK1 · Fuselage Main, BulkheadSDR AU961165Pin · mismanufactured(AUS) WING HINGE PINS FAULTY - DEPTH OF THREADED HOLES VARIES BETWEEN 21.463MM AND 21.844MM (0.845IN AND 0.860IN) - MAXIMUM DEPTH OF HOLE IS 21.336MM (0.840IN) - FOUND DURING INSPECTION IAW WEATHERLY SERVICE NOTE NO15Jul 30, 1996 · Wthrly 620 · Wing Miscellaneous StructureSDR 96ZZZX3813Cylinder · head leakageOVER LAST 200 HOURS, CYLINDER HEAD SEPARATED ON 3 CYLINDERS IN FLIGHT OR ON TAKEOFF. THE 4TH CYLINDER HAD STAINS AND LEAKAGE AND REMOVED BEFORE FAILURES, BUT WAS NOT BETWEEN NR 2 AND NR 3 FIN PER AD 78-08-07. IT WAS LEAKING BETWEEN TOP STEEL FIN AND NR 1 ALUJun 10, 1996 · N5296 · Scwzer G164A · Reciprocating Engine Cylinder SectionSDR 95ZZZX2636Pump · defectivePILOT REPORTED EXCESSIVE FUEL CONSUMPTION. DETERMINED FUEL PUMP (ENGINE DRIVEN) TO BE DEFECTIVE. REPLACED FUEL PUMP WITH ZERO TSO UNIT. OPS CHECK SATISFACTORY.Apr 27, 1995 · N62469 · Dhav DHC2MK1 · Engine Fuel Pump
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