Timex 23 User manual

TIMEX

model 23

8 lig.

15,4by18,1mm

.605

.713

in.

(/)

s::-

N)>

"'z

the

TIMEX

Model

Movement

The

Time

x Model

o 6

3,4

" '

movement

featuring

-conic"

bearings

system

and

rugged

plate

design.

Whereas

most

watches

utilize

bridges,

Timex

has

constructed

the

Model

movement

with full

plates

take

advantage

the

accuracy

inherent

this

type

design.

This

accuracy

nsures

complete

interchangeability

far

the

escape-

ment

and

gear

train

without

the

need

for selective

fitting

and

adjustments

which

complicate

the

repair

most

watches.

clean

the

Timex

Model

23,

it is

necessary

remove only

the

nute

hand,

dial

and

balance.

The

illustrations

Pages

23.3

through

shaw

proper

procedures

Timex

has

found

through

long

and

careful

research,

that

the

best

method

cleaning

is with

only

the

above-mentioned

parts

removed

The

clean-

ing fluid, while removing

any

contamination

from

the

movement,

will

also

re-

move

oil from

the

gear

train

pivots

and

holes.

further

smantling

is r

equired,

removal

the

movement

plate

will

expose

the

gear

train

and

associated

parts

Reassembly

should

start

with

the

movement

plate,

exercising

normal

care

insure

proper

positioning of pivots in

their

respective

holes.

The

exploded

view

the

movement

Page

.2 will

guide

reassembly.

Cleaning

and

re-oiling

instructions

for

the

Model

movement

are

given

Page

.6.

Reassembly

techniques

are

shown

Page

.7.

23.1

•

the

MEX

model

movement (exploded view)

498/

Hour Wheel

Washer

509

Stem W

Washer

705

Escape Wheel Assembly

710

Poll

Lever Assembly

721

Balance Assembly

740

Hai

spring

Wedge

751

Diol Assembly

815

Balance Screw Assembly

850

Hour

Hand

851

Minute

and

5100

Pillar Screw

5168

Tubular

Pillar Screw

5443

Set Lever Screw

23.2

Disassembly

Movement

for

Cleaning

(model

23)

DIAL

DIAL HOLE

TAB

MINUTE HAND

·/

\'<

HOUR

HAND

DIAL

DIAL PLATE

Removing

the

Dial

and

Hands

Remove

minute

hand

Remove dial by

straightening

the

two

tabs

which clomp

the

dial to

the

movement.

23.3

Disassembly

Movement

for

Cleaning

Cont'd.

CROWN

8 ASSEM.

DUST

SEAL

SET LEVER SCREW

23.4

DIAL

SIDE

Removing

the

Crown

and

Stem

remove

the

crown

and

stem,

turn

the

set

lever screw

approximate

turns.

Disassembly

Movement

for

Cleaning

Cont'd.

"',

"""'

,-~

L_______

I I I

"'""~WEDGE"'

BALANCE ASSEM.

V-

CONIC

BEARING

MOVEMENT

PLATE

BALANCE ASSEM.

Removing

the

Balance

Two

"V-conic"

studs

ore

used os

bearings

for

the

balance

staff

the

Timex Model

movement

The

stud

the

movement

plate

driven into

a screw so

that

fine

endshake

adjust-

mel']t

possible.

Removal of

the

balance

assembly

should be carried

out

the

follow-

ing

manner

Remove

the

hairspring wedge pin,

being careful

not

distort

either

the

pin or

the

hairspring.

Rotate

the

balance

slowly until

the

hairspring tail is free

the

hairspring wedge pin

bracket

and

the

regulator

Loosen

the

balance

screw assembly

(counterclockwise

direct

on)

using

suitable

screwdriver,

unt

the

end

the

balance

staff

free

the

-conic"

bear

ing. During

the

loosening of

the

screw, only

mm1mum downward pressure

should be

applied

with

the

screw-

driver,

excessive downward

pressure could seriously

damage

the

balance

staff

points.

Carefully remove

the

balance

as-

sembly.

23.5

Cleaning

the

Model

Movement

After

removal

the

balance,

ond

the

other

ports

mentioned

Pages

23.3

through

23.5,

the

movement

ready to

cleaned

If o

cleaning

machine

used, place

the

movement

the

basket

with

the

dial

plate

down

insure

proper

drainage

the

fluid from

the

mainspring

barrel.

It should

well swirled

the

cleaning

fluid

after

which two

sets

rinsing

fluid should

used.

The

final

cleaning

fluid

must

absolutely

clean.

After

cleaning,

the

movement

should be thoroughly dried.

If a

cleaning

machine

not

available,

the

same

procedure

should

followed

manually,

by re-inserting

the

stem

grasping

the

movement

firmly

around

the

stem

and

shaking

the

cleaning

ond

rinsing fluids

insure

that

the

fluid

will

pass

through

the

entire

mechanism.

The

balance

assembly should

cleaned

separately

a small

jar

prevent

damage

the

hairspring.

Only

standard

watch

cleaning

solutions should

used

throughout

•

Lubricating

the

Model

Movement

The

movement

should

re-oiled

the

normal

manner

using only high

grade

watch

oils (oil used

factory

assembly

Elgin

M56b)

The

mainspring

per-

manently

lubricated

with a solid

coating

which

not

affected

by normal

clean-

ing solutions

and

should,

therefore,

not

ailed.

The

conic"

bearings

should

oiled no less

than

3,4

full

before

replacing

the

balance

23.6

Reassembly

the

Model

Movement

V-

CONIC

BEARING

DIAL PLATE

BALANCE w

MOVEMENT PLATE

Replace

the

balance

carefully

into

the

movement

tilting

the

wheel

and

inserting

first,

the

movement

side pivot

(hairspring

side)

then,

the

dial side pivot into

the

"V-

conic

bearing".

Adjust

the

balance

screw

enough

hold

the

balance

place

rotating

the

balance

, insert

the

hairspring

into

the

regulator

slot

and

hairspring

wedge

bracket.

Be-

fore

re-pinning

the

hairspring,

make

certain

the impulse pin

within

the

slot

the

fork. Repin

the

hairspring

making

sure

that

the

wedge

pin is

straight

and

true,

any

distortion

the

could

interfere

with

the

normal

"breathing"

the

hairspring

The

endshake

now finally

adjusted

using

caution

apply

only

minimum

downward

pressure

the

balance

screw

excessive

pressure

could

damage

the

points

the

balance

staff

Inspect

the

hairspring

certain

that

properly

adjusted.

shown

the

diagram,

the

hairspring

should

positioned

central

within

the

hairspring

slot

23.7

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