Top Flite TOPA0300 User Manual

Page 46

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❏❏

6. Roughen the mating area of both Wheel

P

ant halv

es with coarse sandpaper

. T
ape the

upper half of the Wheel P

ant in position, then

wic

k

thin CA around the seam. Remo

v

e

the tape

and fill the seam with Bondo

®

. Sand the Bondo

when it has hardened.

NO

TE: Remo

v

e the Landing Gear fr

om the

model to do the ne

xt se

veral steps.

❏❏

7. T

rim the ABS upper and lo

w

e

r

Landing

Gear F

a

irings

to the cut lines

. Cut a slot in both

par

ts to fit at the top and bottom of the Landing

Gear as sho

wn. Slide them onto the Landing

Gear str

ut b

ut don’t glue them in position y

et.

❏❏

8. Assemb

le the Axle and 3-1/4” wheel as

sho

wn in the photo

. The He

x Nut should not

inhibit free rotation of the wheel.

❏❏

9. Inser

t the Axle through the hole in the

w

ooden suppor

t assemb

ly

, then scre

w it into the

Landing Gear str

ut. (

Hint:

Gr
ind a scre

wdr

iv

e

r

slot in the threaded end of the axle bolt.) Scre

w

another 8-32 he

x n
ut onto the Axle bolt from the

other side of the Landing Gear str

ut, loc

king the

axle in place

. Chec

k that the wheel still rotates

without binding. Put a drop of thin CA on the

outer he

x n
ut to loc

k it in place

.

❏❏

10. Install the Main Landing Gear

, then

slide the upper F

a

ir

ing into contact with the

Fuse

. Sand the F

air
ing edges to obtain a good fit

with the cur

v

ature of the Fuse

. Put a small

amount of 6-Min

ute Epo

xy

inside the F

airing

where it touc

hes the Landing Gear strut

, then

slide it bac

k into contact with the Fuse

.

Do NO

T

glue the F

a

iring directl

y

to the fuse

as it m

ust

be ab

le to fle

x

with the Landing Gear and also

allo

w y

ou to remo

v

e

the Landing Gear str

ut f

o

r

maintenance if needed.

❏❏

11. Align the bottom edge of the Wheel

P

ants with y

our w

o

rkbench, with the model in a

le

v

el attitude

. Scre

w a #2 x 3/8” sheet metal

scre

w

through the small hole ne

xt to the Axle

into the Wheel P

ant to hold it in alignment.

❏❏

12. Slide the lo

w

er Landing Gear F

air
ing

do
wn until it touches the Wheel P

ant. Wic

k

thin

CA around the edges to attach it to the P

ant. Fill

in the bottom edge recess with Bondo and sand

it smooth.

❏❏

13. The ABS Nose Gear Wheel P

ant

assemb

les in the same manner as the Main

Landing Gear P

ants

, b
u

t has no inner suppor

t

assemb

ly

. Cut out the opening on the bottom f

o

r

the wheel. Dr

ill a 3/16” hole f

or the axle wire

.

❏❏

14. Inser

t the Nose Gear Wire into the axle

hole

. Slide a 3/16” wheel collar onto the wire

from the inside f

ollo

w

ed b

y

a 2-3/4” wheel

follo

w

ed b

y

another wheel collar

. Center the

wheel and tighten the wheel collar set scre

ws
.

Apply a liber

al coating of 6-Min

ute Epo

xy to the

recessed gear wire to hold it in place

.

NO

TE: Bef

ore installing the Nose Gear Wire

c

lean it with rubbing alcohol and r

oughen

the section that will be glued to the wheel

pant bef

ore installing it.

15. Fill the joint seam and the Nose Gear wire

recess with Bondo

®

.

16. OPTIONAL: W

e

added a shor

t section of a

Robar

t dumm

y oleo str

ut to our prototype to giv

e

a more scale appear

ance

.

46

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