FUTABA 9ZAP - PART1 Manual page 70

SUBTRIM (STM)—SERVO NEUTRAL ADJUSTMEMT
The Subtrim function is used to set the servo
neutral position, and may be used to make fine
adjustments of control surface neutrals as linkages
Setting
Position
Value of
Subtrim
Using the Subtrim Command
Activation of command
In the Condition Menu, press the STM key to get the
SUB TRIM menu shown below.
Subtrim Channel selection
Press the key corresponding to the channel to be
selected, using the F to M keys. Next, you input the
subtrim position with the rate setting keys E to M
Initially all subtrims are set to a 0% value, but actual
and pushrods are hooked up. When you begin to
set up a model, be sure that the digital trims are
set to their center position (page 71).
Channel Selection Keys
settings may range from —120 to +120%. You should try
to adjust your linkage so that the subtrims are near zero
for all surfaces and linkages.
Repeat this procedure for each control on the model.
End by pressing the END N key.
Common Conditions Section, Page 68
Common Condition Section
Return To
Condition Menu