JASC 6320

Service difficulty reports · 1,931

Reports filed under 6320 · Main Rotor Gearbox, newest first.

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 jasc_code = '6320'
  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 95ZZZX4372Ball Joint · bulgedYELLOW BALL JOINT BULGED. OTHER THREE BADLY CRACKED AND WORKING. REMOVED AND REPLACED BALL JOINTS.Jul 9, 1995 · N365WM · Aerosp AS365N2SDR 95ZZZX4371Ball Joint · crackedYELLOW BALL JOINT BULGED. OTHER THREE BADLY CRACKED AND WORKING. REMOVED AND REPLACED BALL JOINTS.Jul 9, 1995 · N365WM · Aerosp AS365N2SDR 95ZZZX4370Ball Joint · crackedYELLOW BALL JOINT BULGED. OTHER THREE BADLY CRACKED AND WORKING. REMOVED AND REPLACED BALL JOINTS.Jul 9, 1995 · N365WM · Aerosp AS365N2SDR 95ZZZX4369Ball Joint · crackedYELLOW BALL JOINT BULGED. OTHER THREE BADLY CRACKED AND WORKING. REMOVED AND REPLACED BALL JOINTS.Jul 9, 1995 · N365WM · Aerosp AS365N2SDR HEEA955302Seal · failedTRANSFERRING OIL FROM ENGINE TO TRANSMISSION. REPLACED FWD AND AFT DOUBLE LIP SEALS IN ENGINE GEARBOX.Jul 5, 1995 · N2245Y · Bell 206L1SDR HEEA955292Bearing · failedTRANSMISSION REMOVED DUE TO EXCESSIVE METAL ON CHIP PLUG. BEARING SPALLED. REPAIRED TRANSMISSION AND REPLACED BEARING WITH NEW PART.Jun 30, 1995 · N10814 · Bell 206L1SDR HEEA955276Bearing · failedINNER AND OUTER RACES AND BALL SPALLING. REPLACED WITH NEW BEARING SET AND RETURNED TO SERVICE.Jun 27, 1995 · N5742N · Bell 206L1SDR HEEA955247Indicator · inoperativeNEEDLE ON PRESSURE SIDE HAS NO INDICATION.Jun 27, 1995 · N5736J · Bell 212SDR HEEA955246Indicator · failedNO INDICATION WITH A-C RUNNING.Jun 27, 1995 · N5736J · Bell 212SDR 95ZZZX3867Switch · failedMAIN ROTOR TRANSMISSION OIL TEMP/PRESSURE LIGHT ILLUMINATED IN-FLIGHT. INVESTIGATION FOUND THE SWITCH WOULD OPEN AT A LOWER TEMPERATURE THAN NORMAL. INSTALLED NEW SWITCH, OPERATIONAL CHECK NORMAL.Jun 21, 1995 · N103WP · Hughes 269CSDR 95ZZZX4226Seal · leakingREPLACED MAGNETIC INPUT SEAL ON MAIN ROTOR TRANSMISSION WITH NEW SEAL DUE TO EXCESSIVE OIL LEAKAGE FROM SEAL. REMOVED AND REPLACED MAGNETIC SEAL.Jun 15, 1995 · N706SD · Bell 206L4SDR GCHA9514Transmission · gear failedDURING FLIGHT A/C REGISTERED TRANSMISSION CHIP LIGHT. PERFORMED AN UNSCHEDULED LANDING. IT WAS FOUND TO HAVE METAL IN OIL CAUSED BY A BEVEL GEAR FAILURE. ACTT 6002.6. REMOVED AND REPLACED TRANSMISSION .Jun 14, 1995 · N27694 · Bell 206L1SDR HEEA955162Bearing · defectiveBEARING SLINGING GREASE. REPLACED WITH NEW BEARINGJun 13, 1995 · N60951 · Snias AS350B2SDR 95ZZZY1464Seal Assy · failedSEAL FAILED.Jun 12, 1995 · N303PD · Bell 206B3SDR EGRA9596Stay Assy · wornLEFT HAND TRANSMISSION STAY ASSY FOUND WORN BEYOND LIMITS REPLACED LEFT HAND STAY ASSY.Jun 8, 1995 · N7062J · Bolkms BK117B1SDR HEEA955115Restraint · defectiveAIRCRAFT EXPERIENCES A MILD SHUDDER IN CRUISE FLIGHT. THIS SHUDDER HAS A DURATION OF 2-3 SECONDS AND THERE IS NO PREDICTING HOW OFTEN OR WHEN IT WILL OCCUR. THE ROTOR SYSTEM HAS BEEN CHECKED FOR TRACK AND BALANCE.May 31, 1995 · N7074W · Bell 206LSDR HEEA955114Bearing · wornAIRCRAFT EXPERIENCES A MILD SHUDDER IN CRUUISE FLIGHT. THIS SHUDDER HAS A DURATION OF 2-3 SECONDS AND THERE IS NO PREDICTING HOW OFTEN OR WHEN IT WILL OCCUR. THE ROTOR SYSTEM HAS BEEN CHECKED FOR TRACK AND BALANCE.May 31, 1995 · N7074W · Bell 206LSDR 95ZZZX3343Main Case · crackedON DISASSEMBLY FOR OVERHAUL, FOUND CRACK ABOVE INPUT QUILL IN CASE WEB. CAUSE: UNKNOWN. SUBMITTER STATED THIS HAS OCCURRED ON THE BELL 212 MAIN TRANSMISSION CASE SEVERAL TIMES IN THE PAST.May 31, 1995 · N16785 · Bell 212SDR 95ZZZX5613Bearing · crackedGEARBOX WAS DISASSEMBLED FOR OVERHAUL, BEARING, PN 117-12610-01, INNER RACE FOUND CRACKED. NO OTHER DAMAGE FOUND.May 25, 1995 · Bolkms BK117B2SDR 95ZZZX5305Transmitter · defectiveTRANSMITTER UNIT CAUSES PRESSURE GAUGE TO READ LOW AND FLUCTUATE. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.May 24, 1995 · N7060G · Bolkms BK117B1SDR 95ZZZX2772Link Idler · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL May 22, 1995 · N362AL · Bell 206L3SDR 95ZZZX2771Link Assy · wornDAILY INSPECTION FOUND BUSHINGS AND BEARINGS WORN BEYOND LIMITS. PARTS REQUIRING REPLACEMENT: 4 EACH 206-010-338-001 SPACERS, 4 EACH 206-010-337-001 BEARINGS, 2 EACH 206-010-338-003 BUSHINGS, 2 EACH NAS 6605D64 BOLTS, 1 EACH 206-010-470-101 BEARING. NORMAL May 22, 1995 · N362AL · Bell 206L3SDR HEEA955041Transmission · leakingMAST BEARING HOUSING LEAKING. (LOWER) REPLACED TRANSMISSION AND RETURNED TO SERVICE.May 19, 1995 · N31073 · Bell 206L3SDR HEEA955000Center Case · wornCENTER CASE TAIL ROTOR BORE WORN BEYOND LIMITS.May 12, 1995 · N5421E · Bolkms BO105SSDR HEEA954993Drag Pin Assy · defectiveBEARING BECAME UNSTAKED. REPLACED WITH SERVICEABLE DRAG PIN.May 12, 1995 · N3181J · Bell 206BSDR HEEA954992Transmission · making metalTRANSMISSION MAKING METAL. CAUSE OF METAL: BEARING SPALLED. REPAIRED AND REPLACED BEARING AND RETURNED AIRCRAFT TO SERVICE.May 12, 1995 · N8590X · Bell 206L3SDR 96ZZZX1004Transmission · making metalTRANSMISSION MAKING METAL.May 11, 1995 · N731H · Bell 206L3SDR 95ZZZY0956Sealing Ring · leakingSEALING RING LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.May 10, 1995 · N9025N · Bolkms BK117A4SDR 95ZZZX2470Bearing · defectiveDURING REPAIR OF M/R TRANSMISSION AFTER THE RING GEAR HAD FAILED, THE TRANSMISSION OUTPUT SHAFT DUPLEX BEARING ASSEMBLY WAS FOUND WITH A 'CLICK' IN IT AS IT ROTATED. BEARING WAS REMOVED AND SENT IN FOR OVERHAUL.May 9, 1995 · N5074R · Hughes 369DSDR 95ZZZX3101Bolt · not drilledMAINTENANCE MANUAL FOR BO-105 CALLS FOR TRANSMISSION FILTER BOLT, PN 2101005241, TO BE SAFETY WIRED, BUT THE BOLT HAS NO HOLE DRILLED. AT FURTHER CHECK OF 105 FLEET, REVEALS NONE OF THE BOLTS ARE DRILLED. DRILLED BOLT AND SAFETIED. EITHER MM SHOULD BE CHANGMay 8, 1995 · N492HL · Bolkms BO105CBSSDR 95ZZZX2452Camshaft · crackedON SHUT-DOWN, PILOTS FELT AN UNUSUAL VIBRATION AND GROWL. NR 1 CAMSHAFT FOUND CRACKED ABOUT 340 DEGREES AROUND CAM THROUGH OIL HOLES. SIKORSKY AIRCRAFT HAS BEEN NOTIFIED AND CAM SENT FOR FRACTURE ANALYSIS. REF: OPERATOR CONTROL NR JYER950504.May 4, 1995 · N318Y · Skrsky S61ASDR HEEA954907Case Assy · mis mfgUPON DISASSEMBLY OF TRANSMISSION FOR OVERHAUL, CENTER CASE WAS IDENTIFIED AS BEING INCORRECTLY MANUFACTURED. (STUD HOLE PATTERN NOT IN PROPER LOCATION TO FACILITATE OIL PASSAGES) (APPROX 72 DEGREES)May 3, 1995 · N3116P · Bell 206L3SDR 95ZZZX2401Transmission · pump defectiveDURING PRE-FLIGHT, PILOT FELT A ROUGH CLUNK IN THE ROTOR SYSTEM. AS THE ROTOR WAS TURNED, SUBSEQUENT INSPECTION FOUND THE GEAR OIL PUMP OF THE MAIN ROTOR TRANSMISSION REQUIRED A VERY HIGH BREAK-AWAY TORQUE TO BEGIN ROTATION AND AFTER THAT, IT WAS RATCHETY. UMay 3, 1995 · N4571V · Hughes 369DSDR 95ZZZX3109Switch · defectiveNR 1 TRANSMISSION OIL PRESSURE LIGHT ON IN-FLIGHT, INTERMITTENTLY. REMOVED AND REPLACED.Apr 30, 1995 · N911SV · Bolkms BO105LSA3SDR 95ZZZX2366Ring Gear · defectiveUPON INPSECTION PRIOR TO ASSEMBLY IN A M/R TRANSMISSION, ONE OF THE BOLT HOLES WAS DISCOVERED TO HAVE VOIDS IN THE WALL OF THE HOLE DEEPER AND PERPENDICULAR TO THE THREADS. PART WAS RETURNED TO MANUFACTURER.Apr 27, 1995 · Hughes 369DSDR HEED95132Tab Locknut · seal leakSEAL LEAKING. ORDERED NEWApr 25, 1995 · N236X · Bell 230SDR HEED95110Packing · leaking#1 INPUT QUILL SEAL CHANGE LEAKING. ORDER NEW PACKINGApr 24, 1995 · N236X · Bell 230SDR HEED95109Packing · leaking#1 INPUT QUILL SEAL CHANGE LEAKING. ORDER NEW PACKINGApr 24, 1995 · N236X · Bell 230SDR HEED95108Packing · leaking#1 INPUT QUILL SEAL CHANGE LEAKING. ORDER NEW PACKINGApr 24, 1995 · N236X · Bell 230SDR HEED95107Packing · leaking#1 INPUT QUILL SEAL CHANGE LEAKING. ORDER NEW PACKINGApr 24, 1995 · N236X · Bell 230SDR HEED95106Tab Loc-Nut · defective#1 INPUT QUILL SEAL CHANGE LEAKING. ORDER NEW SEALApr 24, 1995 · N236X · Bell 230SDR 95ZZZX2531Transducer · defectiveUPON LANDING, PILOT REPORTS TRANSMISSION OIL PRESSURE WAS PEGGED TO THE HIGH SIDE ON APPROACH TO HOSPITAL HELIPAD. REPLACED TRANSDUCER, OPS CHECKED OKAY.Apr 24, 1995 · N123RX · Agusta A109K2SDR HEEA954793Tube Assy · leakTUBE ASSEMBLY DEVELOPED A PIN HOLE LEAK AROUND "B" NUT COLLAR. PIN HOLE APEARS TO BE CAUSED BY CORROSION. "B" NUT FERRULE ON TUBE ASSEMBLY WAS STAINLESS STEEL AS THIS IS AN ALUMINUM LINE.Apr 18, 1995 · N5748Q · Bell 206L1SDR HEEA954770Adapter · leakingSEAL LEAKING.Apr 11, 1995 · N2125M · Bell 206L1SDR HEEA954769Housing · seal leakingSEAL LEAKING.Apr 11, 1995 · N2125M · Bell 206L1SDR HEEA954768Seal Assy · leakingSEAL LEAKING.Apr 11, 1995 · N2125M · Bell 206L1SDR 95ZZZX2469Switch · failedIN-FLIGHT, TRANSMISSION OIL TEMP LIGHT ILLUMINATED SEVERAL TIMES. TEMP INDICATOR READING NORMAL. AIRCRAFT DIVERTED TO FOURCHON. 206L-1 IPC, CHAPER 63-99-00, PAGE 8, FIGURE 63-2, ITEM 23.Apr 11, 1995 · N513EH · Bell 206L1SDR HEEA954680Pump · leakingFRONT SEAL ON PUMP LEAKING OIL. REPLACED WITH SERVICEABLE PUMP ASSEMBLY.Apr 5, 1995 · N2245Y · Bell 206L1SDR 95ZZZY0726Transmitter · failedNO INDICATION. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.Apr 5, 1995 · N10UM · Bolkms BK117B1SDR 95ZZZY0721Transmitter · failedPRESSURE TRANSMITTER WORKED FOR FIRST 30 MIN. FROM INSTALLATION. AFTER 30 MIN. UNIT FAILED TO INDICATE. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.Apr 5, 1995 · N158BK · Bolkms BK117A3
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