Top Flite TOPA0290 - Manual (Page 32)

❏
6.
T
rim one end of three large Robar
t Hinge P
oints
so the
y will fit into the flap
.T
est fit the flap to the wing
with the hinges
.
M
o
v
e the flap up and do
wn to align
the hinges and see ho
w the flap fits
.
M
ak
e an
y
adjustments needed f
or smooth oper
ation.
❏
7.
Hinge the other flap the same w
a
y.
MOUNT
THE FLAP AND AILER
ON SER
V
O
S
❏
1.
Cut f
our (or eight if b
uilding w
o
rking flaps) 7/8"
[22.2mm]
ser
v
o
mounts
from the 3/8" x 3/8" x 24"
[9.5 x 9.5 x 610mm] bass
w
ood stic
k.
(Sa
v
e the
remainder of the stic
k f
or mounting the fuselage
.)
Glue one ser
v
o
mount to each of the die-cut 1/16"
[1.6mm] plyw
ood
ser
v
o
mount suppor
ts
.
Mount the ailer
on ser
v
os fir
st…
Ref
er to this photo to mount the ser
vos to the hatches
.
❏
2.
Mount the aileron ser
vos to the ser
vo
mounts b
y
dr
illing 1/16" [1.6mm] holes into the ser
vo
mounts and
using the ser
vo
scre
ws that came with the ser
vo
s.
Mak
e
sure the second ser
vo
is mounted in a
“mirror image”
of
the other f
or the opposite side of the wing.
❏
3.
T
empor
ar
ily remo
v
e the scre
ws
, add a f
e
w drops
of thin CA to the holes
, allo
w to harden, then remount
the ser
v
o
s
.
❏
4.
Cut off the un
used ser
v
o
ar
ms
.
Use 30-min
ute
epo
xy to securely glue the ser
v
o
mounts to the
hatches
.
M
ak
e sure the ser
v
o
ar
ms are centered in
the openings
.
Futaba ser
v
o
arms
Ha
v
e
y
ou e
v
er noticed the small, molded-in
n
umbers on the Futaba ser
v
o
ar
ms? Each
n
u
mber represents the n
u
mber of deg
rees that
the ar
m is offset from 90-deg
rees
.
Due to mass-
production v
a
riances
, not all ser
v
os are e
xactly
the same
.
Bef
ore cutting off the un
used ser
v
o
ar
ms
, deter
mine which ar
m is the correct one to
k
eep f
o
r that ser
v
o
.
T
o do this
, connect the ser
v
o
to the desired channel in the receiv
er
.
T
ur
n on the
tr
ansmitter and receiv
er
, then center the tr
im le
v
e
r.
P
osition the ar
m on the ser
v
o
until y
ou find one
that is 90-deg
rees
, then cut off the others
.
N
o
w
y
our ser
v
o
ar
m will be centered when y
our tr
im is
centered—of course
, this procedure could be
done when actually setting up the r
adio after the
model has been finished.
- 32
-