United Airlines 173
Printed page 30. PDF page 36.
contribute to pilot confusion, such as the use of similar-appearing instruments with different scale factors. (Class Il--Priority Action) (A-79-33)” "Audit Supplemental Type Certificate $A3357 WE-D for completeness, especially in the area of system calibration after insOpen official document at PDF page 36United Airlines, Inc., McDonnell-Douglas DC-8-61, N8082U, Portland, Oregon, December 28, 1978