47-06-10 CESSNA: (Was Mandatory Note 6 of AD-768-4.) Applies to 120 and 140 Aircraft Serial Numbers Up to and Including 9669.
Compliance required prior to April 1, 1947.
Install carry-through bar between the ends of the aileron control chain that is installed at the top of the control "T" to make a continuous loop at this chain installation so that both control wheels operate positively in the same direction. This is necessary to prevent possible locking of aileron system at full throw.
(Cessna Service Letter No. 17 dated September 19, 1946, covers this same subject.)