65-28-03 MACCHI: Amdt. 39-167 Part 39 Federal Register December 14, 1965. Applies to Models AL 60 and AL 60-B Airplanes.
Compliance required as indicated.
To prevent further failures of the threaded shank of the eyebolt, Heim Company P/N M44-14, located at the elevator center hinge, accomplish the following:
(a) Within 25 hours' time in service after the effective date of this AD, visually, or by use of other FAA-approved methods, inspect the threaded shank of the eyebolt, Heim Company P/N M44-14.
(b) If no cracks are found, repeat the inspection specified in (a) at intervals not to exceed 25 hours' time in service from the previous inspection.
(c) If cracks are found, replace the eyebolt. If the replacement eyebolt is of the same part number, the repetitive inspections required by (b) must be continued.
(d) The repetitive inspection required by (b) may be discontinued when Aermacchi Modification No. AL60/24, installation of eyebolt Heim Company P/N MD46-15, or an FAA- approved equivalent is accomplished.
(Aeronautical Macchi Service Bulletin No. AL60/11 and Modification Bulletin No. AL60/24 covers this subject.)
This directive effective January 13, 1966.