Finishing the model – Top Flite TOPA1020 User Manual
Page 11
❏
5.
Secure the engine to the mount with f
our 3 mm
soc
k
et head cap scre
ws
, eight 3 mm w
ashers and
four 3 mm n
ylon loc
kn
uts
.
Assemb
le and Install the Fuel
T
ank
❏
1.
Install the three metal tubes into the b
lac
k
stopper
.The tubes should protr
ude about 1/2" [12 mm]
from the top of the stopper
.Install the tw
o metal plates
on the top and bottom of the stopper and secure them
loosely with the scre
w
.Cut the fuel tubing f
or the clunk
to 3" [76 mm] and install it onto the shor
ter tube
.
The
other end of the fuel tubing receiv
es the fuel pic
kup
clunk.
Bend one long tube so that the inside end just
reaches the
top
of the tank when installed.
This will be
the v
ent (pressure) line
.
The humped side of the tank
with the tw
o g
roo
v
es points
do
wnwar
d
when installed
into the fuselage
.The other long tube remains str
a
ight.
This is the line f
or filling the tank.
❏
2.
Press the stopper into the fuel tank and secure it
b
y
tightening the scre
w
.
Identify the three tubes with a
mar
king if necessar
y.
Confir
m that the clunk mo
ve
s
around inside freely and reaches the bac
k of the tank.
❏
3.
Use epo
xy thinned with denatured alcohol,
epo
xy or fuel proof paint to fuel proof the fuel
tank compar
tment.
❏
4.
Use 1/4" [6 mm] f
oam r
u
b
ber (not included) to
line the top of the fuel tank where it will be held against
the fuel tank mounting plate inside the fuselage
.
F
eed
the long tie str
aps through the rectangular cutouts on
the mounting plate
.
P
osition the tank inside the fuse
with the tank nec
k passing through the hole in the
fire
w
a
ll.
When y
ou are satisfied with the fit, dr
a
w
the tie
str
aps tight.
C
ut a
w
a
y
the ends of the tie str
aps
.
❏
5.
Install the fuel tank hatch door with f
our 2 x 6 mm
self-tapping scre
ws
.
Reinf
orce the holes with thin CA.
FINISHING THE
MODEL
Install the Co
wl
❏
1.
Use a high-speed rotar
y tool with a cutting bit to
cut an air inlet hole and an outlet in the co
wl that is
large enough to accommodate the head of the
engine that y
ou are using.
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