Federal Register of Legislation
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES
McDonnell Douglas (Hughes) and Kawasaki 369 Series Helicopters
AD/HU 369/101 Oil Cooler Blower Bracket 13/99
Applicability: Model 369D, 369E, 369FF, 500N, and 600N helicopters with oil cooler blower bracket, P/No 369F5190-1, installed.
Requirement: Replace oil cooler blower bracket, P/No. 369F5190-1, with a serviceable bracket, P/No. 369F5194-1.
Note: FAA AD 99-20-12 also refers.
Compliance: Within 100 hours time in service after the effective date of this airworthiness directive.
This Airworthiness Directive becomes effective on 30 December 1999.
Background: There have been reports of cracked oil cooler blower brackets. Failure of a bracket can result in loss of cooling of engine oil and transmission oil and a subsequent forced landing.
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