Flight Controls - Diamond Aircraft DA42 Airplane Flight Manual

Airplane Description
~Diamond
~~
AIRCRAFT
DA42AFM
7.3 FLIGHT CONTROLS
The ailerons, elevator and wing flaps are operated through control rods, wh ile the rudder
is controlled by cables. The flaps are electrically operated . Elevatorforces can be balanced
by a trim tab on the elevator, which is operated by a Bowden cable. Rudder forces can
be balanced by a trim tab on the rudder, which is also operated by a Bowden cable.
Construction: GFRP/CFRP composite sandwich.
Hinges: There are 4 hinges, which are hinge pins mounted in an aluminum
bracket. They are secured in position by a roll pin. The absence of this
roll pin can lead tothe loss of the hinge pin and a consequent loss offlight
safety.
Operation :
Page 7-4
A rod end bea ri ng is screwed into a steel push rod and locked by means
of a jam nut wh ich has locking varnish applied to it. Damage to this
varnish can indicate a twisting and th us a change to the adjustment. The
connection between the rod end bearing and the control horn is a boit,
the nut of which is likewise sealed with locking varnish .
The aluminum control horn is attached to the aileron with 3 screws.
Rev. 8 15-Dec-2017 Doc. No. 7.01.05-E