Bengtson Company Pfalz E1 EZ BUILD Instructions Manual Download Page 4

Pfalz

 

E1

 

36”

  

EZ

 

BUILD

    

Page

 

3

 

 

Copyright©

 

2005

11

    

M.K.

 

Bengtson

  

All

 

Rights

 

Reserved

      

Rev

 

07/11

 

COVERING

 

Any

 

lightweight

 

covering

 

material

 

can

 

be

 

used.

 

Polyspan

 

makes

 

a

 

good

 

choice

 

Litespan

 

is

 

also

 

popular.

  

 

Decals

 

are

 

available

 

to

 

download

 

on

 

AerodromeRC

 

website:

  

http://www.aerodromerc.com/decals.htm

 

 

WHEELS

 

Gluing

 

the

 

ply

 

sides

 

on

 

the

 

¼

 

“balsa

 

core

 

makes

 

the

 

basis

 

for

 

the

 

wheels.

 

Use

 

the

 

brass

 

hub

 

for

 

alignment.

 

Epoxy

 

the

 

hubs

 

in

 

place

 

and

 

add

 

a

 

sufficient

 

amount

 

of

 

epoxy

 

around

 

the

 

base

 

of

 

the

 

hub

 

to

 

reinforce

 

the

 

connection

 

of

 

the

 

hub

 

to

 

the

 

ply.

 

Plywood

 

reinforcing

 

hubs

 

are

 

provided

 

that

 

are

 

to

 

slip

 

over

 

the

 

brass

 

tubing

 

as

 

shown.

  

Alternatively,

 

gluing

 

an

 

additional

 

½”

 

square

 

piece

 

of

 

scrap

 

1/8”

 

balsa

 

with

 

a

 

hole

 

drilled

 

in

 

the

 

center

 

can

 

be

 

substituted.

 

Next,

 

CA

 

glue

 

the

 

neoprene

 

cording

 

together

 

to

 

from

 

a

 

“tire”.

 

Use

 

thin

 

CA

 

sparingly

 

as

 

the

 

CA

 

bonds

 

very

 

aggressively

 

to

 

the

 

rubber.

 

Press

 

the

 

CA

 

wetted

 

ends

 

together

 

for

 

an

 

instant

 

bond.

 

The

 

best

 

way

 

to

 

align

 

the

 

ends

 

is

 

to

 

glue

 

them

 

while

 

they

 

are

 

in

 

place

 

on

 

the

 

wheel.

 

Then

 

attach

 

the

 

tires

 

to

 

the

 

wheels

 

and

 

CA

 

in

 

place.

 

A

 

thin

 

bead

 

of

 

CA

 

around

 

the

 

rim

 

makes

 

for

 

a

 

secure

 

tire.

  

Paper

 

cones

 

are

 

cut

 

out.

  

Use

 

a

 

ball

 

point

 

pen

 

to

 

score

 

each

 

line

 

on

 

the

 

back

 

to

 

make

 

an

 

impression

 

of

 

“spokes”

 

It

 

is

 

helpful

 

to

 

do

 

this

 

operation

 

on

 

a

 

paper

 

tablet

 

so

 

that

 

the

 

pen

 

makes

 

a

 

good

 

crease.

 

Fold

 

the

 

paper

 

along

 

the

 

crease

 

lines

 

to

 

exaggerate

 

the

 

raised

 

lines.

 

One

 

of

 

the

 

sections

 

forming

 

a

 

wedge

 

is

 

cut

 

out.

  

Make

 

cuts

 

to

 

the

 

center

 

of

 

the

 

circle

 

along

 

a

 

pair

 

of

 

the

 

spokes.

  

Close

 

the

 

paper

 

cut

out

 

to

 

form

 

a

 

cone

 

and

 

tape

 

the

 

joint

 

inside

 

the

 

cone.

  

The

 

inside

 

cones

 

may

 

now

 

be

 

attached

 

to

 

the

 

wheels.

 

The

 

outside

 

cones

 

may

 

be

 

attached

 

at

 

this

 

point

 

if

 

wheel

 

collars

 

are

 

to

 

be

 

used.

 

Alternatively,

 

after

 

installing

 

the

 

wheels

 

on

 

the

 

landing

 

gear,

 

a

 

washer

 

may

 

be

 

soldered

 

to

 

hold

 

the

 

wheel

 

in

 

place

 

and

 

then

 

the

 

cone

 

is

 

attached.

 

This

 

method

 

makes

 

a

 

very

 

nice

 

scale

 

appearance.

   

INSTALLING

 

THE

 

RADIO

 

CONTROL

 

GEAR

 

Servo

 

Bay

 

 

It

 

is

 

as

 

well

 

to

 

get

 

the

 

bulk

 

of

 

your

 

R/C

 

gear

 

fitted

 

at

 

this

 

stage,

 

and

 

also

 

the

 

motor,

 

but

 

NOT

 

the

 

battery

 

pack.

  

Mounting

 

Motor,

 

Radio

 

Location

 

And

 

Electronic

 

Speed

 

Control

 

The

 

motor

 

mounts

 

should

 

be

 

placed

 

as

 

shown

 

in

 

the

 

plan

 

for

 

proper

 

right

 

and

 

down

 

thrust.

   

Use

 

small

 

pieces

 

of

 

bass

 

or

 

spruce

 

to

 

cap

 

them

 

and

 

serve

 

as

 

screw

 

mounts.

 

Battery

 

Tray

 

After

 

all

 

the

 

above

 

has

 

been

 

placed,

 

mount

 

the

 

battery

 

tray

 

and

 

use

 

the

 

battery

 

position

 

to

 

balance

 

the

 

model

 

as

 

shown.

  

 

ASSEMBLY

 

Wing

 

The

 

first

 

task

 

is

 

to

 

epoxy

 

the

 

wings

 

accurately

 

onto

 

the

 

fuselage.

 

Use

 

5

minute

 

epoxy

 

for

 

this

 

task.

   

Using

 

Locating

 

Dowels

 

And

 

Aligning

 

Wing

 

Panels

 

Apply

 

epoxy

 

to

 

the

 

wing

 

rib

 

that

 

meets

 

the

 

fuselage.

 

Attach

 

the

 

wings

 

to

 

the

 

fuselage.

 

Use

 

the

 

locating

 

dowels

 

and

 

both

 

RAG’s

 

to

 

assist

 

with

 

aligning

 

the

 

wing

 

panels.

   

Prop

 

up

 

the

 

wing

 

tips

 

by

 

the

 

amount

 

over

 

level

 

indicated

 

on

 

the

 

plan.

  

CA

 

glue

 

the

 

spars

 

to

 

a

 

section

 

of

 

1/8”x3/8”

 

bass

 

that

 

spans

 

the

 

inside

 

of

 

the

 

fuse.

 

This

 

procedure

 

joins

 

the

 

two

 

wing

 

halves

 

together.

 

Allow

 

epoxy

 

to

 

set.

  

Fitting

 

Tail

 

Surfaces

 

The

 

elevator

 

is

 

epoxied

 

on

 

the

 

fuse

 

as

 

indicated

 

on

 

the

 

plan.

 

The

 

rudder

 

is

 

hinged

 

on

 

a

 

1/16”

 

music

 

wire

 

post

 

that

 

is

 

connected

 

to

 

the

 

tailskid

 

assembly.

  

Take

 

care

 

to

 

CA

 

the

 

wire

 

in

 

place

 

after

 

the

 

rudder

 

and

 

brass

 

tubing

 

are

 

in

 

place.

  

The

 

end

 

of

 

the

 

music

 

wire

 

connected

 

to

 

the

 

tailskid

 

should

 

be

 

wrapped

 

with

 

Kevlar

 

or

 

Nylon

 

thread

 

and

 

epoxied

 

in

 

place.

  

  

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