TOMARK, s.r.o.
Airplane Maintenance Manual
Chapter 27 Flight Controls
Page 100 Issue: 11.AUG 2016
27-00-01 Control Stick
Removal/Installation
▶ Remove seat as per Chapter
25-10-01 Seats
.
▶ Note position of electrical wiring cable ties.
▶ Cut cable ties of electrical wiring.
▶ Disconnect electrical wiring.
▶ Loosen clamp (1 bolt).
▶ Remove control stick (1 bolt).
▶ Install in reverse sequence of removal.
27-00-02 Control Rod
The control rods used in the Viper SD-4 RTC control system are
equipped with two kinds of rod ends:
fork end
ball bearing rod end.
The control rod attachment to the respective control levers and
control surfaces is done generally with a typical castle nut bolt
connection.
Removal
▶ Remove bonding lead (if present) from rod end (1 Allen screw with
locking washer).
▶ Note position of bolt side and washer.
▶ Disconnect rod end (1 bolt with castle nut and washer).
Installation
▶ Install in reverse sequence of removal.
27-00-03 Bell Crank
Bell cranks are used to transfer control inputs to the control rods.