Lycoming O-360-J2A

Service difficulty reports · 274

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 = 'O360J2A'
  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 VT9R2026092400782Pushrod · galledTHIS IS THE SECOND TIME WE HAVE HAD THIS PROBLEM SINCE WE RECEIVED IT NEW FROM THE ROBINSON HELICOPTER FACTORY ON 7/30/2026. DURING ITS FIRST 100HR INSPECTION WHILE PREFORMING LYCOMING SB-388, ALL 8 PUSH RODS AND ALL 8 ROCKER ARMS WERE FOUND TO HAVE THE SAME ASep 24, 2026 · N925KM · Robsin R22BETAII · Reciprocating Engine Cylinder SectionSDR V79R2026090600629Pushrod · scoredTHIS IS THE FOURTH FACTORY NEW AIRCRAFT WE HAVE RECEIVED IN A ROW FROM ROBINSON HELICOPTER CO WITH THIS ISSUE. ALL PUSHRODS AND ROCKER ARMS WERE FOUND TO BE SORED AT THE MATING SURFACE. PARTS HAVE SINCE BEEN SENT TO RHC AND WE ARE WAITING FOR REPLACEMENT PARTSAug 5, 2026 · N728TK · Robsin R22BETA · Reciprocating Engine Cylinder SectionSDR V79R2026090600628Pushrod · scoredTHIS HELICOPTER IS THE THIRD FACTORY NEW AIRCRAFT WE RECEIVED FROM THE MANUFACTURER WITH THIS ISSUE. ALL THE ROCKER ARMS AND PUSH ROD CAPS WERE FOUND TO BE SCORED DURING A PRECAUTIONARY INSPECTION. BELOW IS WHAT WAS ENTERED INTO THE AIRCRAFT LOGBOOKS. "REMOVEDJul 30, 2026 · N925KM · Robsin R22BETA · Reciprocating Engine Cylinder SectionSDR 2026FA0000237Bearing · brinelledFOUND BOYH SPINDLE BEARING SETS BRINELLED, TSN: 775.4. NO OVER-SPEEDSMar 30, 2026 · N184SH · Robsin R22BETAII · Main Rotor HeadSDR 2026FA0000216Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS BRINELLED, BEARING SETS / SPINDLES TSN: 247.7. NO OVER SPEEDSMar 26, 2026 · N183LE · Robsin R22BETAII · Main Rotor HeadSDR 2025FA0000714Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/NA159-3, TSN: 1113.0, BRINELLED. NO OVER SPEEDS.Oct 15, 2025 · N184SH · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000715Bearing · brinelledFOUND BOTH SPINDLE BEARINGS P/N A159-3, TSN: 1064.8, BRINELLED. NO OVER SPEEDSOct 15, 2025 · N184SH · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000716Bearing · brinelledFOUND BOTH SPINDLE BEARINGS P/N A159-3, TSN: 1449.7 BRINELLED. NO OVER SPEEDSOct 15, 2025 · N115SH · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000717Bearing · brinelledFOUND BOTH SPINDLE BEARINGS P/N A159-3, TSN: 1406.9 BRINELLED. NO OVER SPEEDSOct 15, 2025 · N147SH · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000700Sheave · wornUPPER ANODIZED SHEAVE WORN. REQUIRES REPLACEMENT OF CLUTCH SHAFT ASSEMBLY.Oct 10, 2025 · N150LE · Robsin R22BETAII · Main Rotor Drive SystemSDR 2025FA0000701Sheave · wornUPPER ANODIZED SHEAVE P/N A170-1 WORN. REQUIRES REPLACEMENT OF CLUTCH SHAFT ASSEMBLY P/N A018-1Oct 10, 2025 · N115LE · Robsin R22BETAII · Main Rotor Drive SystemSDR 2025FA0000706Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/N A159-3, TSN: 2122.6, BRINELLED, NO OVER SPEEDSOct 10, 2025 · N183LE · Robsin R22BETAII · Main Rotor BladesSDR 2026FA0000627Pushrod · scoredTHIS HELICOPTER IS FACTORY NEW FROM MANUFACTUER AND THE SECOND HELICOPTER WE FOUND THIS SAME ISSUE ON. ALL OF THE ROCKER ARMS AND PUSHROD CAPS WERE FOUND TO HAVE SIGNIFICANT SCORING WHERE THE MAKE CONTACT WITH EACH OTHER DURING ITS FIRST 100HR INSPECTION WHILESep 12, 2025 · N223VA · Robsin R22 · Reciprocating Engine Cylinder SectionSDR 2025FA0000705Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/N A159-3, TSN: 221.3, BRINELLEDSep 10, 2025 · N3040K · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000703Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/N A159-3. TSN: 120.1, BRINELLEDFeb 5, 2025 · N3040K · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000704Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/N A159-3. TSN: 120.1, BRINELLEDFeb 5, 2025 · N3040K · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000702Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/N A159-3, TSN: 1743.0, BRINELLED. NO OVER SPEEDS REPORTEDOct 12, 2024 · N3040K · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000698Sheave · wornUPPER ANODIZED SHEAVE WORN. REQUIRES REPLACEMENT OF CLUTCH SHAFT ASSEMBLY.Sep 24, 2024 · N3040K · Robsin R22BETAII · Main Rotor Drive SystemSDR 2024FA0000710Crosstube · crackedCRACKED AFT, LANDING GEAR CROSS TUBE AT STRUT CONNECTION. TSO: 1690.3Sep 12, 2024 · N3040K · Robsin R22BETAII · Main Landing Gear Attach SectionSDR 8HBR20240909065Bearing · brokenCOIL TAB WAS BENT TOO FAR UP DURING MANUFACTURING INSTALLATION, WHICH CAUSED A DEEP ANGULAR DIVOT TO BE WORN IN THE COIL TAB BY THE DISTRIBUTOR BLOCK GEAR SINCE IT WAS NOT FLAT AGAINST THE GEAR. MAGNETO HAD NOT BEEN OPENED SINCE NEW AND THIS DAMAGE WAS DISCOVESep 9, 2024 · N7148A · Robsin R22BETA · Magneto/DistributorSDR 8HBR20240712063Bearing · brokenPILOTS EXPERIENCED ENGINE ROUGHNESS IN AIR. UPON LANDING, MAINTENANCE FOUND MAGNETO WAS DIFFICULT TO SPIN AND CLUNKY IN IT'S ROTATION, INDICITIVE OF BEARING FAILURE.Jul 3, 2024 · N508AD · Robsin R22BETA · Magneto/DistributorSDR 8HBR20240712064Coil · wornMAGNETO COIL HIGH TENSION TAB WAS BENT TOO FAR UPWARDS DURING MANUFACTURING, TO THE POINT THAT THE TAB WAS CONTACTING THE DISTRIBUTOR BLOCK GEAR. AS A RESULT, A LARGE DIVOT WAS WORN INTO THE COIL TAB DUE TO THE ROTATION OF THE GEAR CONTACTING THE COIL TAB DURIJun 25, 2024 · N924SH · Robsin R22BETA · Magneto/DistributorSDR 2024FA0000269Crossover Tube · crackedDURING 100HR INSPECTION FOUND BOTH, FWD & AFT LANDING GEAR CROSS TUBES P/N A241-3 CRACKED AT STRUT ATTACHMENT. FOUND ONE CROSS TUBE SAME P/N CRACKED APPX 12MO PRIOR.Mar 28, 2024 · N194LE · Robsin R22BETAII · Main Landing GearSDR 2025FA0000708Bearing · brinelledFOUND BOTH SPINDLE BEARING SETS P/N A159-3, TSN: 730.4, BRINELLEDNov 25, 2023 · N115LE · Robsin R22BETAII · Main Rotor BladesSDR YV3R2023120100591Actuator · defectiveCUSTOMER REPORTED ACTUATOR ASSEMBLY P/N: A051-1 DOES NOT RETRACT WHEN SWITCH IS TURNED TO THE OFF POSITION AFTER FLIGHT.Nov 20, 2023 · Robsin R22BETAII · Main Rotor Drive SystemSDR YV3R2023112200587Fanwheel · defectiveCUSTOMER REPORTED FANWHEEL ASSEMBLY P/N: B174-1 BOLTS WERE LOOSE WITHIN 5.0 HOURS.Nov 11, 2023 · Robsin R22BETAII · Rotorcraft Cooling Fan SystemSDR YV3R2023120100589Warning System · defectiveCUSTOMER REPORTED WARNING UNIT ASSEMBLY, LOW RPM P/N: A569-5 WAS INOPERATIVE.Nov 11, 2023 · Robsin R22BETAII · Main Rotor Indicating SystemSDR 2023FA0000682Bearing · brinelledIN FLIGHT VIBRATION. FOUND SPINDLE BEARINGS BRINELLED. NO OVER SPEEDS REPORTED. MRB P/N A016-6, S/N 6841 & S/N 6861. SPINDLE & BEARING ASSEMBLY P/N A158-3, S/N 2610 & S/N 2611. MRBS, SPINDLE & BEARING ASSY. TT / TSN: 284.9. REMOVED BRINELLED BEARING ASSEMBLIESOct 26, 2023 · N552LE · Robsin R22BETAII · Main Rotor BladesSDR 2025FA0000699Sheave · wornUPPER ANODIZED SHEAVE P/N A170-1 WORN. REQUIRES REPLACEMENT OF CLUTCH SHAFT ASSEMBLY P/N A018-1Oct 4, 2023 · N552LE · Robsin R22BETAII · Main Rotor Drive SystemSDR YV3R2023111500585Gearbox · defectiveCUSTOMER REPORTED MAIN ROTOR GEARBOX P/N: A006-6 WAS MAKING METAL.Sep 29, 2023 · Robsin R22BETAII · Main Rotor GearboxSDR YV3R2023100200583Controller · malfunctionedCUSTOMER REPORTED GOVERNOR CONTROLLER ASSEMBLY P/N: B286-2 MALFUNCTIONED.Sep 14, 2023 · N6703S · Robsin R22BETAII · Engine Indicating SystemSDR 2023FA0000526Bearing · brinelledIN FLIGHT VIBRATION REPORTED. FOUND SPINDLE BEARINGS BRINELLED. NO OVER SPEEDS REPORTED. SPINDLE & BEARING ASSEMBLIES P/N A158-3, S/N 2636 & S/N 2637 REMOVED FROM MRBS P/N A016-6, S/N 6851 & S/N 6860. MRBS & SPINDLES TSN: 342.3Sep 7, 2023 · N432LE · Robsin R22BETAII · Main Rotor HeadSDR 2023FA0000525Rocker · damagedDURING ROUTINE MX LYCOMING SB388C (EXHAUST VALVE GUIDE INSPECTION) FOUND ALL LIFTERS P/N 15B26066, TAPPET SOCKETS P/N 15B21319, ROCKER ARMS P/N 17F19357, PUSH RODS P/N 15F28835-30 & PUSH RODS P/N 15F28835-29 TO HAVE MECHANICAL DAMAGE "HEAVY SCUFF - SCORING". LSep 6, 2023 · N3040K · Robsin R22BETAII · Engine (Reciprocating)SDR 2023FA0000462Cylinder · unknownLYCOMING FACTORY OVERHAULED O-360-J2A. HIGH OIL CONSUMPTION, FOULED SPARK PLUGS, POWER LOSS. FOUND #2 CYLINDER TO HAVE STUCK RINGS. O-360-J2A, S/N: L-41989-36E, ETT: 5652.5, ETSO: 519.2. AT INSTALL, PERFORMED ENGINE BREAK-IN PER LYCOMING SI-1427C.Aug 21, 2023 · N115L · Robsin R22BETAII · Powerplant SystemSDR 2023FA0000434Bearing · damagedIN FLIGHT VIBRATION REPORTED. FOUND MRB SPINDLE BEARINGS BRINELLED. SPINDLE ASSEMBLIES P/N A005-15, SPINDLES P/N A158-3, S/N 2842 & S/N 2843, BEARING SETS P/N A159-3, S/N 2214106 & S/N 2214093. SPINDLES & BEARING SETS TSN: 435.8. NO OVERSPEEDS REPORTEDAug 18, 2023 · N194LE · Robsin R22BETAII · Main Rotor BladesSDR 2023FA0000429Pushrod · damagedDURING ROUTINE MX, LYCOMING SB388C (EXHAUST VALVE GUIDE INSPECTION). FOUND 7 OF 8 PUSH RODS, 7 OF 8 ROCKER ARMS, 7 OF 8 TAPPET SOCKETS & 7 OF 8 LIFTERS WITH MECHANICAL DAMAGE, "HEAVY SCUFF - SCORING". ALSO FOUND #3 CYLINDER WITH IMPROPERLY INSTALLED INTAKE VALAug 17, 2023 · N552LE · Robsin R22BETAII · Engine (Reciprocating)SDR 2023FA0000427Rocker · damagedDURING ROUTINE MX, LYCOMING SB388C (EXHAUST VALVE GUIDE INSPECTION) FOUND 3 OF 4 EXHAUST PUSH RODS, ROCKER ARMS, TAPPET PLUNGERS & TAPPET SOCKETS TO HAVE MECHANICAL DAMAGE "HEAVY SCUFF - SCORING". LYCOMING FACTORY OVERHAULED O-360-J2A, S/N L-41989-36E, 7/20/20Aug 16, 2023 · N115L · Robsin R22BETAII · Engine (Reciprocating)SDR 2023FA0000366Frame · brokenBROKEN LOWER DIAGONAL STRUT ON LOWER L/H FRAME P/N A046-1 FOUND ON PRE-FLIGHT. FRAME P/N A046-1 OVERHAULED BY ROBINSON HELICOPTER COMPANY. FORM 8130-3, #191994, DATED 11/NOV/2022, W/O: #RO-191994. FRAME P/N A046-1 IS A ON CONDITION / 2200HR OVERHAUL ITEM.Jul 13, 2023 · N432LE · Robsin R22BETAII · Fuselage Main, FrameSDR 2023FA0000294Rocker · damagedDURING ROUTINE MX, LYCOMING SB388C (EXHAUST VALVE GUIDE INSPECTION) FOUND 3 OF 4 EXHAUST ROCKER ARMS, PUSH RODS & LIFTER SOCKETS TO HAVE MECHANICAL DAMAGE "HEAVY SCUFF". LYCOMING FACTORY OVERHAULED, O-360-J2A, S/N L-41749-36E, ETT: 667.2, ETSO: 330.6Jun 2, 2023 · N194LE · Robsin R22BETAII · Reciprocating Engine Cylinder SectionSDR 2023FA0000295Pushrod · damagedDURING ROUTINE MX, LYCOMING SB388C (EXHAUST VALVE GUIDE INSPECTION) FOUND 4 OF 4 EXHAUST ROCKER ARMS, PUSH RODS & LIFTER SOCKETS TO HAVE MECHANICAL DAMAGE "HEAVY SCUFF". LYCOMING FACTORY OVERHAULED, O-360-J2A, S/N L-40659-36E, ETT: 2472.3, ETSO: 99.5Jun 2, 2023 · N432LE · Robsin R22BETAII · Engine (Reciprocating)SDR YV3R2023061400569Actuator · defectiveCUSTOMER REPORTED ACTUATOR ASSEMBLY P/N: A051-1 STOPS AND STARTS WHEN UNDER LOW COMPRESSION.May 18, 2023 · N938SH · Robsin R22BETAII · Main Rotor Drive SystemSDR 8HBR20230520052Magneto · looseTHE LH MAGNETO WAS REMOVED FROM THE AIRCRAFT DUE TO INTERNAL TIMING SHIFT, WHILE THE TECHNICIAN WAS INSPECTING THE MAGNETO, IT WAS FOUND THAT THE ROTOR HAD EXCESSIVE AMOUNT OF SIDE TO SIDE MOVEMENT. THIS MAGNETO WILL BE SENT BACK TO THE ENGINE OVERHAULER UNDERMay 16, 2023 · N983SH · Robsin R22BETA · Magneto/DistributorSDR YV3R2023063000573Gearbox · defectiveCUSTOMER REPORTED GEARBOX P/N: B021-1 HAD VIBRATION, OUTPUT SHAFT HARD TO TURN, AND LEAKING.May 15, 2023 · Robsin R22BETAII · Tail Rotor GearboxSDR 2023FA0000249Spindle · unknownMR SPINDLES BRINELLED AFTER 171.4 HOURS. THIS IS THE SECOND TIME THIS HAS HAPPENED TO THIS HELICOPTER IN THE LAST 336 HOURS. WHEN OFF THE HELICOPTER THE SPINDLE IS SO HARD TO TURN THAT YOU HAVE TO HOLD THE BLADE DOWN WITH ONE HAND TO GET IT PAST ITS FIRST DETEMay 5, 2023 · N830J · Robsin R22BETA · Standard Practices/StructuresSDR 2023FA0000250Ring Gear · damagedSTARTER RING GEAR LOST TEN TEETH ON FIRST FEW START UPS. BOUGHT FROM AIR POWER INC. LOC/WHSE: 5O1 5104. CONTROL NUMBER 38171-38May 5, 2023 · Robsin R22BETAII · Standard Practices/StructuresSDR YV3R2023051000566Actuator · defectiveCUSTOMER REPORTED ACTUATOR ASSEMBLY P/N: A051-1 SPRINGS ARE NOT WORKING.Apr 28, 2023 · Robsin R22BETAII · Main Rotor Drive SystemSDR YV3R2023051000565Controller · defectiveCUSTOMER REPORTED GOVERNOR CONTROLLER ASSEMBLY P/N: B286-2 WAS DEFECTIVE.Apr 26, 2023 · Robsin R22BETAII · Engine RPM Indicating SystemSDR YV3R2023042700559Warning Unit · defectiveCUSTOMER REPORTED WARNING UNIT ASSEMBLY, LOW RPM P/N: A569-5 LOW ROTOR HORN SOUND INOPERATIVE.Apr 12, 2023 · N522SB · Robsin R22BETAII · Main Rotor Indicating SystemSDR YV3R2023042700556Actuator · defectiveCUSTOMER REPORTED ACTUATOR ASSEMBLY P/N: A051-1 OPERATES INTERMITTENTLY.Apr 5, 2023 · N476AT · Robsin R22BETAII · Main Rotor Drive SystemSDR YV3R2023042700555Warning Unit · defectiveCUSTOMER REPORTED WARNING UNIT P/N: A569-5 WAS INOPERATIVE.Mar 30, 2023 · N313DD · Robsin R22BETAII · Main Rotor Indicating System
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