AD/SD3-60/41 - Propeller Attaching Bolts
1AD/SD3-60/41 - Propeller Attaching Bolts
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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Short SD3-60 Series Aeroplanes
AD/SD3-60/41 Propeller Attaching Bolts 13/94
Applicability: All model SD3-60 series aircraft fitted with Hartzell HC-B5MP-( ) propellers. Requirement: Action in accordance with Hartzell Alert SB A203.
Compliance: Within 120 hours time in service from 8 December 1994.
Thereafter, reinspect at intervals not exceeding 120 hours time in service.
Note: This directive does not apply until the propeller AND engine flanges have been in operation for 3000 or more hours since new.
Background: The FAA has previously advised that at least 12 failures of the P/N B-3339 propeller attaching bolts had occurred. This Directive is being raised after advice from the propeller manufacturer that further cracked and failed propeller attaching bolts have been reported.