81-10-01 PIPER AIRCRAFT CORPORATION: Amendment 39-4095. Model PA-44-180 (Seminole), serial numbers 44-7995001 through 44-8095021, airplanes certificated in all categories.
Compliance required as indicated, unless already accomplished.
To prevent cracks in the nose cone spars which could result in malfunction of the nose landing gear, accomplish the following:
a. Within the next 50 hours time in service after the effective date of this AD, visually inspect the nose cone spars for cracks, in accordance with the instructions contained in Part I of Piper Aircraft Corporation Service Bulletin No. 695, dated September 10, 1980. If cracks are found, either modify as described in paragraph b below, or replace parts as required by Part I of the Piper Service Bulletin. The required inspection must be accomplished by a person authorized in accordance with FAR Part 43.
b. Within the next 100 hours time in service after the effective date of this AD, modify the nose conespars in accordance with Piper Kit P/N 764 080V unless already accomplished.
c. Make appropriate maintenance record entry.
An equivalent method of compliance may be accomplished if approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region.
This amendment becomes effective April 30, 1981.