JASC 6321

Service difficulty reports · 275

Reports filed under 6321 · Main Rotor Brake, 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 = '6321'
  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 HEEA0010098Disc · warpedWARPED. SCRAPPED PART. REPLACED WITH SERVICEABLE PART.Jun 12, 1997 · N137AE · Bolkms BO105SSDR HEEA0010074Disc · warpedBRAKE DISC WARPED. SCRAPPED PART AND REPLACED WITH SERVICEABLE PART.Jun 11, 1997 · N818SH · Bolkms BO105SSDR HAIHEEA9832Brake · groovedROTOR BRAKE HAS GROOVE WORN IN BOLTS, P/N D0152-1, ITEM 6 BHT 407 IPC FIG. 63-16, ALSO FORWARD HALF OF ROTOR BRAKE HOUSING (NO P/N LISTED IN IPC). PISTON BORE WORN, 2 PISTONS ITEM 13, P/N D0135-1 HAVE WEAR MARKS FROM SPRINGS, ITEM 16, P/N D0142-1.May 12, 1997 · N407PH · Bell 407SDR HAIHEEA9438Brake Assy · defectiveBRAKE ASSY DEFECTIVE, COULD NOT ROTATE ARM.Apr 19, 1997 · N3911L · Bell 412SDR HAIHEEA9437Brake Assy · defectiveBRAKE ASSY RATCHETY AND BINDING.Apr 19, 1997 · N107X · Bell 412SDR 97ZZZX2449Control Valve · defectiveINSTALLATION, ROTOR BRAKE CONTROL VALVE ASSY WEAK. ROTOR SYSTEM WILL NOT STOP WITHIN 1 MINUTE WHILE BRAKE IS APPLIED AT 3350 PSI PEAK. IN LOCKED POSITION THE PSI WILL DROP TO 180 AND WILL NOT FIRMLY LOCK HEAD (CAN MANUALLY PUSH HEAD THROUGH WITH LITTLE RESISMar 15, 1997 · N901CF · Doug MD900SDR HEEA979143Brake · wornROTOR BRAKE WORN.Feb 25, 1997 · N6095S · Snias AS350B2SDR 97ZZZX2443Lining · wornINSTALLATION, ROTOR BRAKE CONTROL WORN BEYOND SERVICEABLE LIMITS. ROTOR BRAKE FAILS TO SLOW ROTOR DOWN WITHIN THE SPECIFIED LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Feb 4, 1997 · N901CF · Doug MD900SDR 97ZZZX2157Switch · defectiveINSTALLATION, ROTOR BRAKE CONTROL PROBLEM. ROTOR BRAKE LIGHT COMING ON DURING FLIGHT. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 1, 1997 · N901CF · Doug MD900SDR 96ZZZX3403Lining · worn holeMOUNTING BAR CAME LOOSE FROM LINING ALLOWING IT TO FLOAT LOOSE BETWEEN PISTON AND BRAKE DISK. WHEN THE ROTOR BRAKE WAS APPLIED, THE LINING COULD BE FORCED DOWN AND WEDGE BETWEEN THE DISK AND THE CALIPER AND ACT LIKE THE BRAKE WAS ON. REPLACED LININGS AND O-RMay 13, 1996 · N617DE · Bell 206L3SDR HEEA966807Housing · crackedHOUSING CRACKED BETWEEN FLUID RESERVOIR AND PISTON HOUSING. WOULD NOT HOLD PRESS.Mar 1, 1996 · N4180F · Bell 206L3SDR CA960222004Brake Lining · cracked(CAN)DURING A POST FLIGHT INSPECTION, IT WAS NOTICED THAT THE L/H ROTOR BRAKE ASSEMBLY, FORWARD PAD, LOWER END LINING WAS BROKEN AWAY. THE AMOUNT OF LINING MISSING WAS APPROXIMATELY 25-30 PERCENT.Feb 10, 1996 · Skrsky S76ASDR HEEA966441Brake Assy · worn excessivelyBRAKE ASSY IS WORN EXCESSIVELY. BRAKE PAD IS WORN.Jan 15, 1996 · N60951 · Snias AS350B2SDR HEEA966359Armature · shortedARMATURE SHORTED. IT WAS INSTALLED IN ROTOR BRAKE S/N 479.Jan 4, 1996 · N3122G · Skrsky S76ASDR HEED95441Brake · pucks wornON ZONE INSP. FOUND ROTOR BRAKE PUCKS WORN. REPLACED UNITDec 13, 1995 · N236X · Bell 230SDR 95ZZZX6982Lining Support · wornBRAKE LINING WORN TO MINIMUM.Oct 30, 1995 · N20875 · Snias AS350BSDR HEEA955855Module · defectiveDURING OPS CHECK, NOTED ROTOR BRAKE MOTOR SOUNDED WEAK BUT SEEMED TO OPERATE NORMALLY. TWO DAYS LATER AIRCRAFT WAS FLOWN FOR FIRST TIME AND PILOT'S REPORTED ROTOR BRAKE DOES NOT WORK. REPLACED WITH SERVICEABLE ROTOR BRAKE MODULE.Oct 5, 1995 · N2743E · Skrsky S76ASDR HEEA955772Brake Assy · failedROTOR BRAKE PUCK BROKE AND PUCK PISTON RUBBED DISC.Sep 18, 1995 · N230UN · Bell 230SDR HEEA955661Brake Housing · defectiveROTOR BRAKE PUCKS REMAIN IN THE EXTENDED POSITION DRAGGING ON ROTOR BRAKE DISC. PUCKS WILL NOT FULLY RETRACT. INSTALLED SERVICEABLE ROTOR BRAKE CALIPER ASSEMBLY.Aug 31, 1995 · N624MB · Bolkms BO105SSDR 95ZZZX6992Support Assy · lining wornROTOR BRAKE LINING WORN. NORMAL WEAR.Jul 20, 1995 · N32GA · Snias AS350BSDR HEEA955332Brake · defectivePUCKS ON ROTOR BRAKE CALIPER WILL NOT RETRACT. REPLACED WITH SERVICEABLE ROTOR BRAKE CALIPER.Jul 6, 1995 · N205UC · Bolkms BO105SSDR 95ZZZX2797Disck · warpedROUTINE INSPECTION FOUND ROTOR BRAKE DISK WARPED BEYOND LIMITS. CAUSE UNKNOWN.May 11, 1995 · N5412J · Bolkms BO105CBSSDR HEEA954900Brake Assy · wornROTOR BRAKE WORN.May 1, 1995 · N60951 · Snias AS350B2SDR HEED95208Lining · wornLININGS WORN. ORDER NEWApr 26, 1995 · N236X · Bell 230SDR HEEA954298Power Pac · malfunctionWITH THE POWER PAC IN THE "ON" POSITION ROTOR BRAKE CYCLES CONTINUOUSLY. REPLACED POWER PACK.Jan 7, 1995 · N3122G · Skrsky S76A
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