412 Operations Safety Notices


File Name
Date Posted
Description
  OSN_412-15-42.pdf 01-May-15 TAIL ROTOR CONTROL TUBE 212-001-055-101 FOUND CRACKED.
  OSN_412-14-41.pdf 14-Apr-14 FULL FLOW DEBRIS MONITOR INSTALLATION
  OSN_412-12-40.pdf 18-May-12 EMERGENCY (PUSH OUT) PASSENGER DOOR WINDOWS
  OSN_412-11-INDEX.pdf 29-Feb-12 OPERATIONS SAFETY NOTICE BULLETIN INDEX
  OSN_412-11-39.pdf 28-Jun-11 REPORTED FRACTURE OF DART AEROSPACE LTD. AFT CROSSTUBE D412-664-203 AND SUBSEQUENT LANDING LIFE LIMIT.
  OSN_412-10-38.pdf 15-Jun-10 TAILBOOM LONGERONS INSPECTION REQUIREMENTS
  OSN_412-10-37.pdf 07-May-10 HIGH LANDING GEAR AFT CROSSTUBE P/N 412-321-104
  OSN_412-10-36.pdf 05-Jan-10 ATTITUDE HEADING REFERENCE SYSTEM (AHRS) DISCONNECTS
  OSN_412-09-35.pdf 10-Nov-09 MAIN ROTOR HUB HARDWARE CORROSION PREVENTION COMPOUND APPLICATION
  OSN_412-09-34.pdf 08-Apr-09 STANDBY ATTITUDE INDICATOR EMERGENCY POWER SUPPLY
  OSN_412-07-33.pdf 09-Nov-07 REPORTED FRACTURE OF DART AEROSPACE LTD. AFT CROSSTUBE D412-664-203
  OSN_412-07-32.pdf 10-Aug-07 LANDING GEAR MAINTENANCE AND HANDLING
  OSN_412-07-31.pdf 05-Jul-07 FAA UNAPPROVED PARTS NOTIFICATION 2007-00089
  OSN_412-07-30.pdf 13-Apr-07 FORWARD AND AFT CROSSTUBE FAILURE
  OSN_412-07-29.pdf 26-Mar-07 FAA UNAPPROVED PARTS NOTIFICATION 2006-00097
  OSN_412-06-27_Rev_A.pdf 13-Jul-06 HANDLES 209-070-280-005/007/101/103, MFG. PART NO. PH-108, PH-109, PH-116 & PH-117 RESPECTIVELY
  OSN_412-06-28.pdf 31-May-06 COLLECTIVE STICK TUBE 212-001-181-001
  OSN 412-04-26.pdf 24-Feb-04 205A1/212/412/412CF TAIL ROTOR PITCH LINK INSPECTION
  OSN 412-02-25.pdf 27-Aug-02 TAIL ROTOR BLADES 212-010-750-ALL, INSPECTION OF
  OSN 412-01-24.pdf 14-Feb-01 ENGINE INTAKE FAIRING P/N 212-061-207-023/-025 INSPECTION OF
  OSN 412-00-23.pdf 20-Apr-00 MAIN SERVO ACTUATOR 212-076-005-ALL, LOWER ROD END BEARING


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