Creative Engineering ROCK-A-FIRE EXPLOSION - Page 113

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Props

and

Looney

Bird

1.

(See

Drawing

Page

3-084)

There

are

set

screws

in

the

cylinder's

rear

mount

block

(A),

keep

them

tight.

If

the

set

screws

loosen,

the

rear

mount

Fas-Pin

will

move

inside.

the

hole

and

enlarge

or

elongate

the

rear

mount

hole.

If

the

set

screws

won't

hold

inside

the

hole,

drill

and

re-tap

the screw hole

to

the next

larger

size.

If

the

rear

mount

hole

is

enlarged

the

movement

will

be

sloppy,

replacement

of

the

Upper

Moon

Mouth

is

required.

2.

To

replace

the

bushing

in

the

Lower

Mouth's

cylinder

front

mount

(B)

:

a.

Tap

out

the

old

oversize

bushing

using

a

steel

pin

and

a

hammer.

Don't

disassemble

the

hinge

unless

you

must.

b.

Tap

in

a new

bushing,

place

a

piece

of

wood

on

top

of

the

bushing

to

protect

it.

If

you

cannot

get

a

good

press,

mar

the

hole

with

an

Awl.

If

marring

the

hole

doesn't

work,

replace

the

Lower

Mouth.

c.

Re-assemble

the

mechanism

and

check

Critical

Adjustments.

3.

The

Moon's

upper

neck

shaft

(C)

is

made

of

aluminum

and

is

welded

to

the

Upper

Mouth

Piece.

If

the

end

of

the

Moon's

face

catches

on

the

prop

in

front

of

it,

the

Upper

neck

shaft

will

bend.

If

the

Upper

Neck

Shaft

breaks

at

the

weld,

replacement

of

the

Upper

mouth

piece

is

required.

Move

the

prop

to

allow

plenty

of

clearance.

a.

Label

and

pull

the

air

lines

away

from

the

mouth

cylinder.

b.

Remove

the

Upper

Neck

shaft

and

mouth

assembly

from

the

spring

neck

shaft.

c.

Place

the

rod

in

a

vise

at

the

bend

and

close

the

vise

to

straighten

it

out.

Place

a

rag

over

the

shaft

to

protect

it

from

being

marred.

d.

Re-attach

the

neck

to

the

sp~ing

neck

piece.

Re-attach

the

air

lines

to

the

mouth

cylinder,

and

set

the

Critical

Adjustments.

D. The

Spring

Neck

Assembly

used

by

Looney

Bird

and

the

Moon:

(See

Drawing

Page

3-085)

The

main

problem

to

occur

in

the

Spring

Neck,

is

the

Universal

Joint

breaks.

If

it

breaks:

1.

Remove

the

Head

and

Upper

Neck,

and

the

Spring

assembly

from

the

character.

The

neck

attaches

to

the

Spring

neck

using

two

piece

collars,

loosen

them

to

remove

it.

2.

Pull

the

retaining

clips

and

disassemble

the

neck.

Replace

all

broken

parts.

3.

Re-assemble

the

neck,

don't

forget

to

grease

the

Universal

Joint,

using

black

(C.E.I.)

lube.

4.

Re-assemble

the

character

and

set

all

Critical

Adjustments.

3-Q76