Creative Engineering ROCK-A-FIRE EXPLOSION - Page 109

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The

Legs

and

Pelvis

Cont.

2.

If

the

pillow

blocks

(C)

wear

out

or

break,

or

if

any

parts

need

replacement

in

the

Body

Turn

Movement:

a.

Cut

the

cable

ties

attaching

the

plumbing

harness

to

the

leg.

b.

Detach

the

Body

Lean

cylinder

from

the

character.

Do

not

pull

the

air

lines,

unless

you

must.

c.

Place

the

upper

body

on

the

floor,

be

careful

you

don't

cut

or

pinch

any

air

lines.

Note

the

height

of

the

Pelvis

Plate

off

the

legs.

d.

Detach

the

twist

shaft

from

the

pillow

blocks

(C)

and

remove

the

pelvis

mount

plate

(B)

from

the

pelvis.

e.

Attach

the

new

shaft

and

plate

into

the

legs.

Adjust

the

height

of

the

plate

to

the

same

dimension

as

before

you

removed

it,

and

tighten

the

set

screws

and

rear

mount

block.

f.

Re-attach

the

pelvis

plate

and

upper

body.

Attach

the

Body

Lean

cylinder

and

Body

Turn

cylinders.

Set

all

critical

adjustments.

c. The

Foot

Tap movement

(See

Drawing

Page

3-073)

is

attached

together

using

three

Fas-Pins.

It

has

two

parts;

a

cylinder

and

a

lever.

For

any

problems

in

the

cylinder

refer

to

Pages

3-009

thru

3-011,

and

all

drawings

referred

to

by

that

text.

1.

Keep

the

set

screws

in

the

blocks

(G)

tight.

Drill

and

re-tap

the

set

screws

holes

bigger

if

necessary.

2.

If

the

bushings

in

the

lever

(H)

need

replacing:

a.

Pull

the

Fas-Pins

and

remove

the

lever

from

the

leg.

b.

Press

out

the

old

bushing

and

press

back

in

the

new.

c.

Re-assemble

the

mechanism

and

set

the

critical

adjustment.

D.

The Leg

Kick

movement

is

used

only

by

Beach

Bear.

(See

Drawing

3-074)

For

any

problems

in

the

cylinder

see

Pages

3-009

thru

3-011,

and

all

drawings

referred

to

by

that

text.

For

any

problems

in

the

hinge

see

Pages

3-032

thru

3-041.

1.

If

any

welded

mounts

break,

replacement

of

the

leg

or

leg

frame

is

required.

2.

To

replace

a

worn

bushing,

disassemble

the

knee

hinge,

press

out

the

worn

bushing

and

press

in

the

new.

Re-assemble

the

parts

and

set

all

critical

adjustments.

E.

The

Spring

plate

assembly

is

simple

rubber

motor

mounts

that

are

bolted

between

mount

plates.

Dook

and

Beach

Bear

use

the

Spring

Plate

assembly.

If

a

motor

mount

breaks,

replace

it.

If

the

fiberglass

surf

board

breaks

from

its

mount

holes,

re~assemble

with

oversize

washers.

3-o72