Top Flite TOPA0290 User Manual

Page 51

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13.

Once satisfied with the fit of the cabin top to

the fuselage

, roughen the inside of the cabin top with

medium-g

rit sandpaper where it contacts the cabin

fr

ame

.

Reposition the cabin top on the fuselage

.

Use

masking tape to hold it in position where

v

e

r

necessar

y so it will not mo

v

e

.

14.

Glue the cabin top to the cabin fr

ame

.

As can

be seen in the photo

, thic

k CA is recommended as it

will not wic

k do

wn past the cabin fr

ame

, inadv

er
tently

gluing it to the fuselage

.

Medium CA could also be

used.

If uncer

tain, y

ou could use thin, plastic

sandwich wr

ap betw

een the cabin fr

ame and the

fuselage str

inger

.W
hen ready to glue

, w
o

rk

along the

base

, gluing just a f

e

w inches at a time

.

Use a balsa

stic

k to hold the cabin to the fr

ame as y

ou go

.

C

A

acceler

ator ma

y be used as necessar

y.

15.

Once the cabin top has been securely glued to

the cabin fr

ame

, loosen the mounting bolts and

remo

v

e

the cabin top

.

M

ak
e an

y more adjustments

that ma

y be needed f

or a good fit, then sand the

fuselage to match the aft end of the cabin top—don’t

tr

im the front end until the co

wl has been fitted and

be careful not to scr

atch the windo

ws
.

O

ther than the

windo

ws
, it’ll be oka

y if y

ou scuff up the cabin top a

little bit because the outside gets painted an

yw
a

y

and y

ou can sand out the scr

atches—b

ut do use a

little care not to mak

e

too m

uch w

o

rk

f

or y

ourself b

y

deeply scr

atching the cabin top

.

16.

Reinstall the fuel tank.

Cut a

w

a

y

the section of

the cabin fr

ame belo

w the front cabin top f

o

rmer to

accommodate the fuel tank.

FIT THE T

AIL

CONE

1.
T

e

st fit, b

ut do not glue the larger par

t of the die-

cut 1/8" [3.2mm] plyw

ood f

o

rm

er
10C

into position.

T

rim the f

o

rm

er so there will be a 1/32" to 1/16" [.8 to

1.5mm] diff

erence betw

een the f

o

rmer and the sides

of the fuselage

.

After the proper fit has been

achie

v

ed, glue the f

o

rm

er into position.

2.
Use cur

v

ed-tip plastic-cutting scissors to cut out

the molded plastic

tail cone bottom

.

U

se a rotar

y

tool with cutting bits or a hob

b

y

knif

e to cut out the

rounded notches f

or the pushrod and the stabiliz

er

tube

.

Remember to cut slightly outside of the cutlines

to allo

w f
or tr

imming and positioning.

- 51

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