Timex 40 Manual de usuario

TIMEX

model 40

12%

lig.

22.1

28.70 mm

.870

1.130 in.

(/}

s::-

[!!~

""")>

the

TIMEX

Model

Movement

The

Timex

Model

12%

ligne

electric

watch

movement

The

power

drive

the

movement

supplied

miniature

energy

cell. Power

from

the

energy

cell drives

the

balance.

The

balance

drives

the

time

train

which,

turn,

rotates

the

hands.

The

energy

cell

guaranteed

for

months

and

replacement

cells

are

avail-

able

from your local

Timex

dealer,

repair

station

the

Timex

Material

Sales

Division.

important

use

only

genuine

Timex

Energy Cells,

Type

Other

types,

although

they

look

the

same,

may

not

deliver

the

necessary

voltage

life

and,

addition,

may

leak

ser

ously

damaging

the

movement

The

hands

are

set

the

normal

method-tha

t is, pulling

out

and

rot

ating

the

crown.

The

Model

incorporates

device

which

stops

the

movement

when

the

crown

the

set

position

. In

this

position,

the

flow of

current

from

the

energy

cell

interrupted

and

the

energy

cell is

not

being

discharged

The

Timex

electric

has

hourly

beat

21,600

The

large

balance

has

temperature

compensated

hairspring

and

the

rate

can

adjusted

the

usual

way by moving

the

regulator.

The

Timex

electric

can

checked

in all positions

normal

watch

rate

recorder.

The

Timex

electric

can

dismantled

and

repaired

with

conventional

tools.

There

is no

need

for special

knowledge

electricity

electronics,

any

need

for

complicated

electrical

measuring

inspection

devices, new tools or microscopes.

For

checking

the

battery

voltage,

high

ohm

volt

meter

(about

20,000

ohms

per

volt),

which

now in

use

most

repair

stations,

sufficient

Since

watch

contains

permanent

magnets,

attempt

should

made

demagnetize

the

watch.

40.1

40.2

TIME

model

movement

(exp!oded

view)

5121

/ 1

5121

-v--

4020/1

740

4020/1

721

4080

210

495/

6fJ

498

·,,:

498/1

850

751

851

852

( 1 / /

y :

9433

100

PLATE

ASS'Y.

TRAIN WHEEL BRIDGE

ASSV:

121/1

BALANCE BRIDGE ASS'Y.

145

DIAL

REST

200/2

FRICTION PINION

200/3

FRICTION SPRING

206

CENTER WHEEL

ASS'Y

210

THIRD WHEEL

ASS'Y

227

SECONDS

WHEEL ASS'Y.

255

HOUR

WHEEL ASS'Y.

260

MINUTE

WHEEL

ASS'Y

401/

SETTING STEM WITH

CROWN

495

/ 3

STEM

BRACKET

498

FRICTION WASHER

498/1

HOU

R WHEEL WASHER

721

BALANCE

ASS'Y.

740

HAIRSPRING

WEOGE

751

DIAL

850

HOUR

HAND

851

MINUTE

HAND

852/1

SWEEP

SECOND

HAND

4020/1

SHUNT BRIDGE

4080

CONTACT SPRING ASS'Y.

4330

INDEX

LEVER

ASS'

4360

INDEX WHEEL ASS'Y.

5121/1

BALANCE BRIDGE SCREW

54020/1

SHUNT BRIDGE SCREW

9433

SET SPRING

Disassembly

Movement

{model

40)

CASE K

CELL

OPENING NOTCH

MOVEMENT COYER

TAB

MOVEMENT

The

first

step

removing

the

move-

ment

from

the

cose

remove

the

cosebock.

Insert

knife

blade

the

opening

notch

the

bezel

and

snap

the

caseback

off.

The

locating

tab

the

caseback

is used for

orienta-

tion of

the

back

during

re-assembly.

The

movement

protected

by a

movement"

cover

having

access

for

regulation.

The

energy

cell

loose

and

may

removed

for

testing.

Any

energy

cell

with

voltage

less

than

volts, or

one

which

known

have

been

service

excess

one

year,

should

re-

placed.

Avoid

short

circuiting

the

cell by

metallic

connections

between

the

outer

case

and

the

negative

pole

this

short

circuit

could

shorten

the

life of

the

cell.

The

movement

cover

may

now

re-

moved

held

place

by two

tabs

which

seat

in a recess

the

bezel.

The

movement

will

stay

with

the

bezel

since

can

only

removed

through

the

cryst<;~l

side.

40.3

40.4

Disassembly

Movement

Cont

.,,.

Since

the

only

function

the

stem

the

Model

stop

the

move-

ment

and

set

the

hands,

the

stem

retention

has

been

simplified by

com-

bining

the

stem

and

setting

pinion

and

providing

a navel

stem

bracket

(495/3).

There

are

no screws

levers holding

the

stem.

remove

the

stem,

pull

the

stem

into

set

position

maintaining

slight

outward

pull.

Next,

place

the

points

heavy

set

tweezers

into

the

space

betwen

one

side

the

stem

bracket

and

the

stem

. Now,

gently

release

one

side

the

stem

bracket

from

the

stem

pushing

the

ear

the

stem

bracket

the

di-

rection

the

arrow. You will

notice

now

that

the

stem

will

tilt

sideways.

While

still

ntaining

the

outward

pull,

repeat

the

process

the

other

side

the

stem.

When

both

sides of

the

stem

bracket

have

thus

been

re-

leased,

the

stem

will

came

out

com-

pletely.

replace

the

stem,

firmly press

the

stem

place

with a

slight

rotating

motion

that

the

stem

pinion

teeth

will

mesh

with

the

minute

wheel

teeth

Next,

remove

the

crystal using a

Timex

crystal

lift,

conventional

crystal

lift.

The

movement

and

re-

flector

can

now be removed

through

the

crystal

side

the

bezel.

Take

note

the

movement

locating

tabs

the

bezel.

When

reinserting

the

movement,

certain

that

the

movement

is' in its

proper

position

with

respect

these

locating

tabs

otherwise

the

reflector

ring

and

crystal

will

not

seat

properly.

'''Refer to

page

40.

for specific

instructions

regarding

reflector ring

Disassembly

Movement

Cont

DIAL

ASS'Y.

SWEEP

SECOND

HAND~

RETAINING

SPRING

SHUNT

BRIDGE~

SCREW

SPR

ING

MOVEMENT

IAL

SIDE)

SHUNT BRIDGE

L---------

The

step

dis-assembly

the

movement

remove

the

dia l

and

hands:

(a)

remove

the

sweep

second

and.

(Minute

and

hour

hands

not

emoved.)

(b)

traight

the

four

tabs

on dial

and

remove

the

dial

assembly

examine

the

function

the

movement,

replace

the

stem

and

place

the

movement

on a

suitable

move-

ment

ring

and

clomp

the

energy

cell

ace

with

energy

retain-

ing spring. (This

spring

available

upon

request

from a

Timex

Material

Soles Division.)

The

negative

pole of

the

energy

must

touch

the

contact

spring

assem-

bly (No.

4080

exp

oded

ew).

The

positive pole

the

energy

cell

grounded

the

movement.

Never

cause

metallic

connection

between

the

insulated

and

uninsuloted

ports

the

movement

this

short

circuit

could

shorten

the

life

the

energy

cell.

The

energy

cell

should

removed

before

proceeding

with

further

dis-

assembly

the

movement.

Remove

the

shunt

bridge

screw

and

carefully

lift

the

screw

end

the

shunt

bridge

from its post.

The

op-

posite

end

the

shunt

bridge

held

in pl

ace

by a

tab

overlapping

the

plate

Shifting

the

screw

end

the

shunt

bridge

slightly

the

left

(see

arrow)

will

unhook

this

tab.

This

operation

should

carefully

car-

ried

out

not

disturb

the

hair-

spring or

balance.

After

the

shunt

bridge

has

been

removed,

the

shunt

bridge

screw

should

put

bock

into

place

and

tightened.

40.5

Disassembly

Movement

Cont•

CONTACT

ILLUSTRATION I

CONTACT SPRING

ILLUSTRATION 2

To observe

the

action

the

contact

spring

and

balance

use

the

following

procedures:

Rotate

the

balance

slowly from its

rest

position with a

clean

brush.

(See

illustration

l.)

The

instant

the

con-

tact

spring

touches

the

contact

fixed on

the

balance,

current

flows

through

the

balance

drive coil.

The

current

induces a

magnetic

field which

opposes

the

field

the

magnet.

This

opposition of

magnetic

fields

imparts

impulse to

the

balance

when

the

magnet

place.

The

purpose

the

contact

jewel is

to limit

the

physical

contact

between

the

contact

and

contact

spring

that

the

flow of

electrical

energy

oc-

curs

a precise position

during

the

rotation

the

balance.

After

the

balance

returns

its

neu-

tral position,

the

some

process is

re-

peated

the

opposite

direction.

(See

illustration

2.)

Repeat

this

test

sev-

eral

times

until

the

drive

action

fully

understood.

The

function

the

remainder

the

movement

fully

mechanical.

Disassembly

Movement

Cont'd.

BALANCE

STAFF CENTER

BALANCE

CONTACT

IMPULSE

DISC

The

contact

spring

must

pointing

exactly

the

center

the

balance

staff.

should

centered

horizon-

tally

between

the

impulse disc

and

the

balance

The

contact

spring

requires

very

careful

treatment.

Protect

from

scratches

and

deforming

and

avoid

excessive

bending

while

adjus-

ting.

not

touch

the

contact

area

the

end

the

spring.

rub-

bing,

grinding,

polishing,

etc

., in this

are

a .

short,

handle

with

the

som

care

used

handling

hai

rspring.

contact

pin,

contact

jewel

and

contact

spring

must

NOT

oiled.

The

presence

I on

these

parts

would

interrupt

the

flow

current

the

drive

coi

The

length

the

contact

spring

fixed

the

factory.

attempt

should

made

adjust

this

length.

40.7

Disassembly

Movement Cont'd.

BALANCE

BRIDGE

BALANCE BRIDGE

ASS'Y

TRAIN WHEEL

BRIDGE

ASS'Y

BRIDGE

SCREW

BALANCE

""''"

MINUTE

WHEEL

ASS'Y

DIAL

REST

40.8

Remove

the

two

balance

b r i d g e

screws.

Next,

remove

balance

bridge

assembly

and

the

balance.

(Note:

certain

that

the

shunt

bridge

screw

place

before

re-

moval of

the

balance

bridge

other-

wise

the

train

wheel

bridge

disturbed

Remove

the

shunt

bridge

screw

The

train

wheel

bridge

and

dial

rest

may

now

removed.

Disassembly

Movement

Cont•

The

action

the

gear

train

BANKING EAR

PLATE follows:

BANKING EAR

PLATE

FIGURE

MAGNETC

IMPULSE PIN

Figure 1

The

impulse pin on

the

balance,

when

moving clockwise,

engages

with

the

fork on

the

lever

and

moves

the

lever

counterclockwise

The

"D"

the

lever,

engages

with

the

index

wheel

and

moves

the

index

wheel

forward

approximately

3f4

one

tooth.

The

magnets

(A, B

and

attract

the

tips

the

index

wheel

teeth

and

move

the

wheel

forward

the

remaining

lj4

tooth.

The

magnet

(Cl

also

attracts

the

draw

lever on

the

index lever

and

holds

the

index

lever in

place

Figure 2

If, for

any

reason,

the

index

wheel

not

positioned

correctly

the

mag-

nets,

"E"

the

lever

turns

the

index wheel

its

correct

position

that

the

engagement

"D"

(actuated

by a clockwise

rotation

FIGURE 2

the

balance)

will

advance

the

index

------------------------~--~

THIRD WHEEL

FRICTION

SPRING

HOUR WHEEL CENTER WHEEL

wheel correctly.

Setting

friction for

the

dial

t(ain

provided

spring

connecting

the

friction pinion

and

the

third

wheel.

The

third

wheel

and

friction

pinion

may

separated

lifting

the

fric-

tion pinion with

tweezers

This

will

unsnap

the

friction

pinion

from

the

friction

spring.

The

friction for

the

dial

frame

provided

spring

connecting

the

friction pinion

and

the

third

wheel.

The

third

wheel

and

friction

pinion

may

separated

lifting

the

fric-

tion

pinion with

tweezers

This

will

unsnap

the

friction

pinion

from

the

friction

spring

reassemble,

press

the

pinion

firm-

back

into

place

not

necessary

remove

the

friction

spring

from

the

third

wheel. 40.9

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