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Top Flite TOPA0290 User Manual

Page 41

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4.

T

empor

ar
ily install the pull/pull lines and

connect the air v

alv
e to the air v

alv
e ser

v

o using the

hardw

are sho

wn.

Note that the air v

alv
e ser

v

o

can

only mo

v

e

so f

ar bef

ore it will interf

ere with the nose

wheel steer

ing lines

.

T

he air v

alv
e should be fully

open (or closed) when the ser

v

o

is in this position.

This can be adjusted using the AFR or A

TV function

in y

our tr

ansmitter

.

5.
If installing fix

ed landing gear

, connect the nose

wheel steer

ing ser

v

o

to the steer

ing ar

m with the

hardw

are sho

wn in the photos

.

The pushrod goes

through the hole in the bottom of the fire

w

all and the

cutout f

or the retr

actab

le nose wheel in f

o

rmer F2.

Bend the pushrod as necessar

y and cut it to the

correct length.

6.
T

est fit the fuel tank and route the lines through

1/4" [6.4mm] holes dr

illed through the fire

w

all.

Secure the tank as sho

wn in the man

ual with a #64

ru

b

ber band connected to a lefto

v

e

r 1/8" [3.2mm]

plyw

ood stic

k glued across the bottom of the tr

a

y.

Don’t f

orget to use R/C f

oam r

u

b

b

er under

neath.

The

lines will be connected later

.

7.
Use an e

xtended 3/16" [4.8mm] dr

ill or a 3/16"

[4.8mm] br

ass tube shar

pened on the end to dr

ill

holes through the fire

w

all and F2 f

o

r the throttle

pushrod guide tube

.

Use a piece of guide tube

lefto

v

er from the stabiliz

er and r

udder guide tubes

and glue it into position.

Connect the carb

uretor ar

m

to the throttle ser

v

o

with the pushrod and hardw

are

sho

wn on the plan.

CO

VER

THE HORIZONT

AL ST

ABILIZER

It’

s time to get star

ted on the top of the fuselage

, b
ut the

hor
iz

ontal stabiliz

er will be per

manently installed dur

ing

the process

.

It will be m

uch easier to co

ver the stab

bef
ore

attaching it to the fuselage

, so f

ollo

w the

instr

uctions to co

ver the stab

.W

e’v
e e
xper

imented with

se
ve

ral diff

erent methods f

or co

ve

ring the corr

ugations

and f

ound that the method descr

ibed w

o

rks best.

1.
If y
ou ha

ven’t y

e

t done so

, final-sand the stab to

prepare it f

or co

ve

ring.

Remo

ve

all balsa dust using a

shop-v

ac with a br

ush attachment or compressed air

.

2.
Star

t b
y

co

v

e

ring the inside edges of the stab

.

First cut a str

ip of co

v

e

ring, then use a 3/8" [9.5mm]

br

ass tube shar

pened on the end to cut a hole in the

str
ip

.

C

ut a slit from the hole to the front of the str

ip

,

then slip the str

ip o

v

er one of the br

ass tubes

.

Iron

the str

ip into position.

3.
Co
v

er the rest of the w

a

y around the inside

edge of the stab

, then cut the co

v

e

ring appro

ximately

1/16" [1.6mm] from the outer surf

aces

.

Iron the

co
v

e

ring do

wn.

- 41

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