Y Installation was same as previouslylpprOyeCoo:N505T 4/01/81'for - -- • -1 Aireseardh Aviation Co. , Los Angelei-,-CC-- 1See previous-weight and BilanCe 's Data Report 11C-3688;) V. Installation using acceptable meaies, techhiques, •andfirectices in dente With AC4313-1A Chapter 11, and Chapter 13.