80-12-03 PIPER AIRCRAFT CORPORATION: Amendment 39-3783. Applies to Model PA-44-180, Serial Numbers 44-7995001 through 44-8095020, airplanes certificated in all categories.
Compliance is required within the next 50 hours time in service after the effective date of this AD, unless already accomplished.
To prevent nose landing gear retraction during landing rollout or ground operations, accomplish the following:
a. Replace the nose landing gear downlock hook and bushing in accordance with Piper Aircraft Corporation Service Bulletin No. 678, dated March 24, 1980, and Piper Service Kit No. 764-010V, or in an equivalent manner approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region.
b. Make appropriate maintenance record entry.
This amendment becomes effective June 3, 1980.