Text in force at CS29-12: from CS29-0, effective 14 Nov 2003.
(a) Longi tudinal, lateral, directional, and collective controls m ay not exhibit excessive breakout force, friction, or preload.
(b) Control sy stem forces and free play may not inhibit a sm ooth, di rect rot orcraft response t o control system input.
ED Decision 2003/016/RM · Source