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Futaba 8J User Manual

Page 47

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46

SUB-TRIM

PDNHV VPDOO FKDQJHV RU FRUUHFWLRQV WR WKH QHXWUDO SRVLWLRQ RI HDFK VHUYR 5DQJH LV WR ZLWK VHWWLQJ

the default being no SUB-TRIM.

:H UHFRPPHQG WKDW \RX FHQWHU WKH GLJLWDO WULPV EHIRUH PDNLQJ SUB-TRIM
FKDQJHV DQG WKDW \RX WU\ WR NHHS DOO RI WKH SUB-TRIM values as small as
possible. Larger SUB-TRIM YDOXHV WKDW DIIHFW WKH VHUYRV UDQJH RI WUDYHO DUH
restricted on one side.

The recommended procedure is as follows:
‡ PHDVXUH DQG UHFRUG WKH GHVLUHG VXUIDFH SRVLWLRQ
‡ ]HUR RXW ERWK WKH WULPV TRIM RESET menu) and the SUB-TRIMs WKLV PHQX
‡ PRXQW VHUYR DUPV DQG OLQNDJHV VR WKDW WKH FRQWURO VXUIDFH¶V QHXWUDO LV DV FRUUHFW DV SRVVLEOH DQG
‡ XVH D VPDOO DPRXQW RI SUB-TRIM WR PDNH ¿QH FRUUHFWLRQV

GOAL of EXAMPLE:

STEPS:

INPUTS:

$GMXVW WKH IODS VHUYRV SUB-TRIM until
its center exactly matches the aileron
VHUYRV FHQWHU DV WKH\ ZRUN WRJHWKHU DV
ÀDSHURQV

Open SUB-TRIM.

for 1 second.

to SUB-TRIM.

Choose the channel to adjust, and adjust
the values until the surfaces match. (Ex:
ÀDS

to FLP

as needed.

to each channel,

Repeat the other channel values.

as needed.

Close.

Where next?

Adjust trim steps: see p. 45.
Adjust END POINTs: see p. 36.
Set up dual/triple rates and exponential(D/R,EXP): see p. 39.