HITEC Aurora 9X - Manual (Page 111)

9 CHANNEL 2.4GHz AIRCRAFT COMPUTER RADIO SYSTEM
111
FLAPTRIM (ACRO)
a. Select the Flap Trim icon from the model menu.
b. Press ACT to activate the Flap trim menu.
c. After selecting the desired flap movement, put
the appropriate value by using +Rst-.
d. The switch set is possible by LT, CT, RT, and T-3.
f. Select the Exit icon to return to the model menu.
Flap Trim Mix.
Typically, the function of flap trim is used to fine tune the up/down the two flaps.