Top Flite TOPA0290 - Manual (Page 17)

❏
18.
Glue the 1/8"x 1/4"x 30"[3.2 x 6.4 x 760mm]
balsa
stabiliz
er trailing edg
e
into position.
Cut the
stab center filler b
loc
k
from the 1/2"x 1"x 24"[12.7
x 25 x 610mm] balsa stic
k (first used f
or the fin and
rudder tips).
Shape the b
loc
k to fit betw
een the S1
ribs
, b
ut don’t w
orr
y about rounding the inside edge
at this time
.
Glue the b
loc
k into position.
❏
19.
Shape the stabiliz
er tr
ailing edge
, the stab
center filler b
loc
k and the top sheeting to match the
shape of the r
ibs
.
❏
20.
Prepare to glue on the bottom stab skin.
T
est
fit the skin and chec
k the alignment.
Mak
e
an
y
adjustments where necessar
y f
o
r a good fit.
The skin
will be glued on with medium or thic
k CA, so y
ou’ll
w
ant to get it positioned correctly and w
o
rk
quic
kly
.
❏
21.
Apply thic
k or medium CA to the r
ibs and
spars and to the tr
ailing edge of the top skin where it
contacts the bottom skin.
W
o
rking quic
kly
, position
the bottom skin.
Carefully press the skin into position
without introducing an
y twist.
Apply pressure to the
tr
ailing edge o
v
er y
our flat w
o
rk
surf
ace
.
This will
ensure a str
aight and tr
ue tr
ailing edge
.
Handle both
halv
es of the stab as though the
y w
ere tw
o separ
ate
pieces—w
or
k on pressing do
wn both halv
es of the
skin separ
ately
.
❏
22.
After the CA has hardened, tr
im the leading
edge and the tips of the skins e
v
en with the sub
leading edge and the r
ibs
.
❏
23.
Round the stab center filler b
loc
k and tr
im the
sheeting e
v
en with the S1 r
ibs
.
❏
24.
Cut the stabiliz
er
leading edg
e
from a 1/4"x
1/2"x 30"[6.4 x 25 x 760mm] balsa stic
k, then glue it
into position.
Shape the leading edge to match the
plan and sand it e
v
en with the tip r
ibs and the S1 r
ibs
.
❏
25.
Cut the
Stabiliz
er Tip T
e
mplate
from the plan
and use it to cut out tw
o
stabiliz
er tips
from the 1"x
1-1/2"x 15"[25 x 38 x 380mm] balsa stic
k.
- 17
-