Miller Electric GPS-1000 Bedienungsanleitung

November

1986

FORM:

OM-267E

MILLER

ELECTRIC

MFG.

CO.

718

BOUNDS

ST,

P.O.

Box

1079

APPLETON,

54912

USA

IMPORTANT

Read

and

understand

the

entire

contents

this

manual,

with

special

emphasis

the

safety

material

throughout

the

manual,

before

installing,

operating,

maintaining

this

equip

ment.

This

unit

and

these

instructions

are

for

use

only

persons

trained

and

experienced

the

safe

operation

welding

equipment.

not

allow

trained

persons

install,

operate,

maintain

this

unit.

Contact

your

distributor

you do

not

fully

understand

these

instructions.

Effective

With

Serial

No.

JF887698

MODEL

GPS-1

000

PS-i

500A

GPS-1500V

OWN

ERS

MAN

UAL

A1IHER

*Ltlpv

PRINTED

U.S.A.

LIMITED

WARRANTY

Subject

the

terms

and

condi

tions

hereof,

Miller

Electric

Mfg.

Co.,

Appleton,

Wisconsin

warrants

its

Distributor/Dealer

that

all

new

and

unused

Equipment

furnished

Miller

free

from

defect

workman

Ship

and

material

the

time

and

place

delivery

Miller.

warranty

made

Miller

with

respect

engines,

trade

accessories

other

items

manufactured

others.

Such

engines,

trade

accessories

and

other

items

are

sold

subject

the

warranties

their

respective

manufacturers,

any

All

engines

are

warranted

their

manufacturer

for

one

year

from

date

original

purchase,

except

Tecumseh

engines

which

have

two

year

warranty.

Except

specified

below,

Millers

warranty

does

not

apply

components

having

normal

useful

life

less

than

one

(1)

year,

such

spot

welder

tips,

relay

and

contactor

points,

MILLERMATIC

parts

that

come

contact

with

the

welding

wire

including

nozzles

and

nozzle

insulators

where

failure

does

not

result

from

defect

workmanship

material.

Miller

shall

required

honor

warranty

claims

war

ranted

Equipment

the

event

failure

resulting

from

defect

within

the

following

periods

from

the

date

delivery

Equip

ment

the

original

user:

Arc

welders,

power

sources,

robots,

and

components

year

Load

banks

year

Original

main

power

rectifiers

years

(labor

year

only)

All

welding

guns,

feeder/guns

and

plasma

torches...

days

All

other

Millermatic

Feeders

year

Replacement

repair

parts,

exclusive

labor

days

Batteries

months

the

case

Millers

breach

warranty

any

other

duty

with

respect

the

quality

any

goods,

the

exclusive

remedies

therefore

shall

be,

Millers

option

(1)

repair

(2)

replacement

or,

where

authorized

writing

Miller

appropriate

cases,

(3)

the

reasonable

cost

repair

replacement

authorized

Miller

service

station

(4)

payment

credit

for

the

purchase

price

(less

reasonable

depreciation

based

upon

actual

use)

upon

return

the

goods

Customers

risk

and

expense.

MILLERs

option

repair

replacement

will

F.O.B.,

Factory,

Appleton,

Wisconsin,

F.O.B.,

MILLER

authorized

service

facility,

therefore,

compensation

for

transportation

costs

any

kind

will

allowed.

Upon

receipt

of notice of

apparent

defect

failure,

Miller

shall

instruct

the

claimant

the

warranty

claim

procedures

followed.

ANY

EXPRESS

WARRANTY

NOT

PROVIDED

HEREIN

AND

ANY

IMPLIED

WARRANTY,

GUARANTY

REPRESENTA

liON

PERFORMANCE,

AND

ANY

REMEDY

FOR

BREACH

CONTRACT

WHICH,

BUT

FOR

THIS

PROVISION,

MIGHT

ARISE

IMPLICATION,

OPERATION

LAW,

CUSTOM

TRADE

COURSE

DEALING,

INCLUDING

ANY

IMPLIED

WARRANTY

MERCHANTABILITY

FITNESS

FOR

PARTICULAR

PURPOSE,

WITH

RESPECT

ANY

AND

ALL

EQUIPMENT

FURNISHED

MILLER

CLUDED

AND

DISCLAIMED

MILLER.



&~~L



LIMITED

WARRANTY

EFFECTIVE:

OCTOBER

1986

This

warranty

supersedes

all

MILLER

warranties

and

exclusive

with

other

guarantees

warranties

expressed

implied.

EXCEPT

EXPRESSLY

PROVIDED

MILLER

WRITING.

MILLER

PRODUCTS

ARE

INTENDED

FOR

(

ULTIMATE

PURCHASE

COMMERCIAL/INDUSTRIAL

USERS

AND

FOR

OPERATION

PERSONS

TRAINED

AND

EXPERIENCED

THE USE

AND

MAINTENANCE

WELDING

EQUIPMENT

AND NOT

FOR

CONSUMERS

~,)

provided

that

Miller

notified

writing

within

thirty

(30)

days

CONSUMER

USE.

MILLERS

WARRANTIES

NOT

EXTEND

the

date

such

failure.

TO,

AND

RESELLER

AUTHORIZED

EXTEND

matter

general

policy

only,

Miller

may

honor

claims

MILLERS

WARRANTIES

TO,

ANY

CONSUMER.

submitted

the

original

user

within

the

foregoing

periods.

,~.

...~

~ ~

,,t

ERRATA

SHEET

After

this

manual

was

printed,

refinements

equipment

design

occurred.

This

sheet

lists

exceptions

data

appearing

later

this

manual.

**FirSt

digit

represents

page

digits

following

dash

represent

item

no.

SURE

PROVIDE

MODEL

AND

SERIAL

NUMBER

WHEN

ORDERING

REPLACEMENT

PARTS.

Dia.

Mkgs.

Part

No.

Replaced

With

Descnption

Quantity

2-1

2-4

059

572

004

104

004259

120

496

099

044

048599

PLATE,

adapter-power

cord

CONTACTOR,

110/120/220-240

(Eff

w/JH282902)

~COIL

004

258

Deleted

4-27

009

139

Deleted

601

375

Deleted

030

691

Deleted

604

288

Deleted

083

719

Deleted

031

640

Deleted

601

375

Deleted

031

683

Deleted

TP1

083

640

014 425

092

624

071

624

083

640

Deleted

092

624

120

495

109

035

RESISTOR

(dia

mkg

changed)

(Eff

w/JJ355208)

THERMOSTAT,

(Part

transformer

assembly)

PANEL,

side

(Effw/JJ355208)

LABEL,

warning

panel

TABLE

CONTENTS

Section

No.

Page

No.



SECTION

SAFETY

RULES

FOR

OPERATION

ARC

WELDING

POWER

SOURCE

Introduction

General

Precautions

-3.

ArcWelding

Standards

Booklet

Index

SECTION

INTRODUCTION

2-1.

General

Receiving-Handling

Description

2-4.

Safety

SECTION

INSTALLATION

3-1.

Location

Electrical

Input

Connections

Weld

Output

Connections

SECTION

OPERATION

Power

Control

Switch

Overload

Protection

4-3.

Pilot

Light

Meters

-5.

Volt-Ampere

Curve

Duty

Cycle

SECTION

MAINTENANCE

5-1.

Fan

Motor

Internal

Cleaning

Control

Circuit

Protection

SECTION

TROUBLESHOOTING

SECTION

SAFETY

RULES

FOR

OPERATION

ARC

WELDING

POWER

SOURCE

SECTION

REGLES

SECURITE

POUR

FONCTIONNEMENT

POSTE

SOUDAGE

LARC

1-1.

INTRODUCTION

learn

experience.

Learning

safety

through

personal

experience,

child

touching

hot

stove

harmful,

wasteful,

and

wise.

Let

the

experience

others

teach

you.

Safe

practices

developed

from

experience

the

use

welding

and

cutting

are

described

this

manual.

Research,

development,

and

field

experience

have

evolved

reliable

equipment

and

safe

installation,

opera

tion,

and

servicing

practices.

Accidents

occur

when

equipment

improperly

used

maintained.

The

reason

for

the

safe

practices

may

not

always

given.

Some

are

based

common

sense,

others

may

require

technical

volumes

explain.

wiser

the

rules.

Read

and

understand

these

safe

practices

before

tempting

install,

operate,

service

the

equipment.

Comply

with

these

procedures

applicable

the

par

ticular

equipment

used

and

their

instruction

manuals,

for

personal

safety

and

for

the

safety

others.

Failure

observe

these

safe

practices

may

cause

serious

injury

death.

When

safety

becomes

habit,

the

equipment

can

used

with

confidence.

These

safe

practices

are

divided

into

two

Sections:

General

Precautions,

common

arc

welding

and

cutting;

and

Arc

Welding

(and

Cutting)

(only).

Reference

standards:

Published

Standards

safety

are

also

available

for

additional

and

complete

pro

cedures

than

those

given

this

manual.

They

are

listed

the

Standards

Index

this

manual.

ANSI

Z49.1

the

most

complete.

The

National

Electrical

Code,

Occupational

Safety

and

Health

Administration,

local

industrial

codes,

and

local

inspection

requirements

also

provide

basis

for

equip

ment

installation,

use,

and

service.

1-2.

GENERAL

PRECAUTIONS

Different

arc

welding

processes,

electrode

alloys,

and

fluxes

can

produce

different

fumes,

gases,

and

radiation

levels.

addition

the

information

this

manual,

sure

consult

flux

and

elec

trode

manufacturers

for

specific

technical

data

and

precautionary

measures

concerning

their

material.

Burn

Prevention

Wear

protective

clothing

gauntlet

gloves

designed

for

use

welding,

hat,

and

high

safety~toe

shoes.

Button

shirt

collar

and

pocket

flaps,

and

wear

cuffless

trousers

avoid

entry

sparks

and

slag.

Wear

helmet

with

safety

goggles

glasses

with

side

shields

underneath,

appropriate

filter

lenses

plates

(protected

clear

cover

glass).

This

MUST

for

welding

cutting,

(and

chipping)

protect

the

eyes

1-1.

INTRODUCTION

Contrairement

lappren

tissage

vie,

lapprentissage

sØcuritØ

par

pØrience

personnelle,

comme

lenfant

qui

touche

poŒle

chaud,

est

dangereux,

imprudent

inutile.

lnstruisez-vous

donc

lexpØrience

dautrui.

Des

mØthodes

sØcuritØ

issues

Iexperience

soudage

coupage

sont

dØcrites

dans

manuel.

recherche,

progres

lexpØrience

dans

domaine

ont

dØveloppØ

matØrial

fiable

des

mØthodes

sØcuritØ

pour

linstallation,

fonctionnement

lentre

tien.

Des

accidents

produisent

lorsque

matØrial

est

inadequatement

utilisØ

entretenu.

raison

ces

mØthodes

sØcuritØ

peut

pas

Œtre

toujours

donnØe.

Certaines

sont

fondØes

sur

sens

commun,

dautres

demanderont

Œtre

expliquØes

par

des

livres

techni

ques.

est

plus

sage

suivre

los

regles.

Lisez

comprenez

ces

mØthodes

sØcuritØ

avant

dessayer

dinstaller,

faire

fonctionner

rØparer

lappareil.

Pour

votre

sØcuritØ

personnelle

celle

dautrui,

conformez-vous

ces

regles

aux

manuels

dinstructions.

Manquer

dobserver

ces

mØthodes

sØcuritØ

pourrait

entrainer

des

blessures

graves

mŁme

mort.

Quand

sØcuritØ

deviant

une

habitude,

matØrial

pout

alors

Œtre

utilisØ

toute

confiance.

Ces

mØthodes

sØcuritØ

sont

divisØes

deux

sec

tions:

Precautions

gØnØrales,

communes

soudage

coupage

larc,

Soudage

larc

(et

coupage)

(uniquement).

Normes

rØfØrence:

Des

publications

des

normes

amØricaines

sØcuritØ

sont

aussi

votre

disposition

pour

dautres

modes

opØratoires

plus

complets

quo

ceux

present

manuel.

Elles

sont

donnØes

dans

lln

dex

des

Normes

ces

rŁgles

sØcuritØ.

ANSI

Z49-1

est

plus

complete.

Les

codes

IACNOR,

los

codes

provinciaux

municipaux

donnent

aussi

les

exigonces

pour

une

stallation,

une

utilisation

entretien

s~rs.

1-2.

PRECAUTIONS

GENERALES

Plusiours

procØdØs

soudage

Iarc,

des

Ølec

trodes

allies,

las

flux

peuvent

produire

des

vapeurs,

gaz,

niveaux

rayonnoment

diffØrents.

Pour

tout

rensoignomont

supplØmon

taire

manual,

consultez

aussi

lea

fabricants

des

electrodes

des

flux

dobtenir

los

rensoignements

techniques

spØcifiques

los

mesures

precaution

concarnant

laura

matØriaux.

Prevention

des

brOlures

Portez

des

vŒtements

protection

des

gants

crispin

spØcialement

dØsignØs

pour

soudage,

casque

des

chaussures

sØcuritØ.

Boutonnez

col

votre

chemise

les

pattes

vos

poches,

portez

des

pan-

talons

sans

revers

pour

Øviter

qua

des

Otincelles

laitier

sy

introduisent.

Portez

masque

avec

lunettes

sØcuritØ

avec

Øcrans

latØ-raux

protection,

des

lunettes

filtrantes

des

couvre-lentilles

(proteges

par

verre

clair).

Pour

soudage

coupage

(et

burinage),

est

OM-267

Page

from

radiant

energy

and

flying

metal.

Replace

cover

glass

when

broken,

pitted,

spattered.

See

1-3A.2.

Avoid

oily

greasy

clothing.

spark

may

ignite

them.

Hot

metal

such

electrode

stubs

and

workpieces

should

never

handled

without

gloves.

Medical

first

aid

and

eye

treatment.

First

aid

facilities

and

qualified

first

aid

person

should

available

for

each

shift

unless

medical

facilities

are

for

mediate

treatment

flash

burns

the

eyes

and

skin

burns.

Ear

plugs

should

worn

when

working

overhead

confined

space.

hard

hat

should

worn

when

others

work

overhead.

Flammable

hair

preparations

should

not

used

per

Sons

intending

weld

cut.

Toxic

Fume

Prevention

Severe

discomfort,

illness

death

can

result

from

fumes,

vapors,

heat,

oxygen

enrichment

depletion

that

welding

(or

cutting)

may

produce.

Prevent

them

with

adequate

ventilation

described

ANSI Stan

dard

Z49.1

listed

Standards

index.

NEVER

ventilate

with

oxygen.

Lead

cadmium

zinc

mercury

and

beryllium

bearing

and

similar

materials,

when

welded

(or

cut)

may

produce

harmful

concentrations

toxic

fumes.

Ade

quate

local

exhaust

ventilation

must

used,

each

person

the

area

well

the

operator

must

wear

air-supplied

respirator.

For

beryllium,

both

must

ed.

Metals

coated

with

containing

materials

that

emit

toxic

fumes

should

not

heated

unless

coating

removed

from

the

work

surface,

the

area

well

ven

tilated,

the

operator

wears

air-supplied

respirator.

Work

confined

space

only

while

being

ven

tilated

and,

necessary,

while

wearing

air-supplied

respirator.

Gas

leaks

confined

space

should

avoided.

Leaked

gas

large

quantities

can

change

oxygen

con

centration

dangerously.

not

bring

gas

cylinders

into

confined

space.

Leaving

confined

space,

shut

OFF

gas

supply

source

prevent

possible

accumulation

gases

the

space

downstream

valves

have

been

accidently

opened

left

open.

Check

sure

that

the

space

safe

before

re-entering

it.

Vapors

from

chlorinated

solvents

can

decomposed

the

heat

the

arc

(or

flame)

form

PHOSGENE,

highly

toxic

gas,

and

other

lung

and

eye

irritating

pro

ducts.

The

ultraviolet

(radiant)

energy

the

arc

can

also

decompose

trichloroethylene

and

per

chioroethylene

vapors

form

phosgene.

NOT

WELD

cut

where

solvent

vapors

can

drawn

into

the

welding

cutting

atmosphere

where

the

radiant

OBLIGATOIRE

proteger

ses

yeux

contre

lØnergie

rayonnement

los

Øclats

metal.

Romplacez

verre

protecteur

lorsquil

est

brisØ,

piquØ

quil

recu

des

projections.

Voir

1.3A.2.

Evitez

porter

des

habits

impregnØs

dhuile

graisse.

Une

Øtincelle

pourrait

les

enflammer.

manipulez

jamais

sans

gants

metal

chaud

tel

que

des

chutes

dØlectrode

des

piŁces

souder.

Premiers

soins

traitement

des

yeux:

Tout

atelier

devrait

avoir

disposition

poste

premiers

soins

ainsi

quune

personne

compØtente,

moms

quur,

ser

vice

medical

soit

proximitØ

pour

soigner

immediate

ment

les

brlures

des

yeux

peau.

Portez

des

bouche-oreilles

lorsque

vous

travaillez

plafond

dans

espace

restreint.

Portez

casque

lorsque

dautres

personnes

travaillent

plafond.

Les

personnes

devant souder

couper

doivent

pas

employer

des

preparations

inflammablos

pour

lours

cheveux.

Prevention

des

gax

toxiques

Les

gaz,

les

vapeurs,

chaleur,

enrichissement

manque

doxygŁne

peuvent

entralner

malaise,

une

maladie

mŒme

mort.

RemØdiez-y

par

ven

tilation

dØcrite

dans

Norme

ANSI

Z49.1

paragraphe

llndex

des

Normes.

ventilez

JAMAIS

Iox

ygŁne.

soudant

coupant,

los

p10mb,

cadmium,

zinc,

mercure

beryllium

autres

matØriaux

semblables

peuvent

crØer

des

concentrations

nocives

gaz

taxi

quos.

doit

avoir

recours

une

ventilation

aspirante

adequate

local,

alors

toute

personne

sur

les

Ileux,

mŒme

que

soudeur,

doit

porter

masque

duction

dair.

doit

employer

los

deux

pour

beryllium.

Les

mØtaux

enrobØs

composes

matØriaux

Ømet

tant

des gaz

toxiques

doivent

pas

Œtro

chauffØs

moms

que

lenrobage

salt

tØ

surface

travailler,

quo

local

salt

bien

ventilØ,

quo

soudour

porte

masque

adduction

dair.

travaillez

dans

ospaco

rostroint

que

sil

est

bion

ventilØ

ot,

nØcessaire,

portez

masque

adduction

dair.

doit

Øviter

los

fuites

gaz

dans

ospaco

rostroint.

Los

fuites

gaz

grando

quantitO

peuvont

transformer

dangoreusoment

concentration

dox

ygeno.

Namonoz

pas

boutoillos

gaz

dans

ospace

rostreint.

quittant

ospace

restreint,

FERMEZ

robinot

dalimentation

gaz

boutoillo.

Ainsi

pourra

rontror

touto

sØcuritØ

dans

piŁce,

memo

los

robinets

aval

ant

ØtØ

ouvorts

par

accident,

los

laissØs

ouvertS.

Les

vapeurs

dissolvants

chiorØs

peuvent

Œtro

dØcom

posØes

par

chaleur

larc

(ou

flammo)

former

PHOSGENE,

gaz

trØs

toxique,

dautres

produits

irritant

les

poumons

los

yeux.

LØnorgio

ultra-violette

larc

peut

aussi

dØcomposer

los

vapeurs

trichloroØthylŁne

porchloroØthylŁne

pour

former

phosgeno.

SOUDEZ

PAS

coupoz

pas

dans

dos

ondroits

oC~

los

vapeurs

dissolvants

peu

vent

Œtre

attirØes

dans

IatmosphŁro

soudage

OM-267

Page

energy

can

penetrate

atmospheres

containing

even

minute

amounts

trichloroethylene

or per

chioroethylene.

Fire

and

Explosion

Prevention

Causes

fire

and

explosion

are:

combustibles

reached

the

arc,

flame,

ftying

sparks,

hot

slag

heated

material;

misuse

compressed

gases

and

cylinders;

and

short

circuits.

AWARE

THAT

flying

sparks

falling

slag

can

pass

through

cracks,

along

pipes,

through

windows

doors,

and

through

wall

floor

openings,

out

sight

the

goggled

operator.

Sparks

and

slag

can

fly

feet.

prevent

fires

and

explosion:

Keep

equipment

clean

and

operable,

free

oil,

grease,

and

(in

electrical

parts)

metallic

particles

that

can

cause

short

circuits.

combustibles

are

area,

NOT

weld

cut.

Move

the

work

practicable,

area

free

combustibles.

Avoid

paint

spray

rooms,

dip

tanks,

storage

areas,

yen

tilators.

the

work

cannot

moved,

move

com

bustibles

least

feet

away

out

reach

sparks

and

heat;

protect

against

ignition

with

suitable

and

snug-fitting,

fire-resistant

covers

shields.

Walls

touching

combustibles

opposite

sides

should

not

welded

(or

cut).

Walls,

ceilings,

and

floor

near

work

should

protected

heat-resistant

covers

shields.

Fire

watcher

must

standing

with

suitable

fire

tinguishing

equipment

during

and

for

some

time

after

welding

cutting

if:

appreciable

combustibles

(including

building

construction)

are

within

feet

appreciable

combustibles

are

further

than

feet

but

can

ignited

sparks

openings

(concealed

visible)

floors

walls

within

feet

may

expose

com

bustibles

sparks

combustibles

adjacent

walls,

ceilings,

roofs,

metal

partitions

can

ignited

radiant

conducted

heat.

Hot

work

permit

should

obtained

before

operation

ensure

supervisors

approval

that

adequate

precautions

have

been

taken.

After

work

done,

check

that

area

free

sparks,

glowing

embers,

and

flames.

empty

container

that

held

combustibles,

that

can

produce

flammable

toxic

vapors

when

heated,

must

never

welded

cut,

unless

container

has

first

been

cleaned

described

AWS

Standard

A6.O,

listed

Standards

index.

This

includes:

thorough

steam

caustic

cleaning

(or

solvent

water

washing,

depending

the

corn-

coupage

o~i

lØnergie

rayonnemont

peut

pØnØtrer

dans

des

atmospheres

contenant

des

quantitØs

memo

minuscules

trichloroØthylŁne

per

chloroØthylŁne.

Prevention

des

incendies

des

explosions

Les

causes

dincendie

dexplosion

sont

les

com

bustibles

atteints

par

(arc,

flamme,

les

Øtincelles,

laitier

chaud

los

matØrlaux

chauffØs,

mauvais

emplol

des

gaz

comprimØs

des

bouteilles

ainsi

que

los

courts-circuits.

Sachez

que

les

Øclats

dØtincelles

chute

laitier

peuvent

sinfiltrer

dans

les

fissures,

long

des

tuyauteries,

par

les

fenŒtres

les

portes

par

los

couvertures

des

murs

sol,

sans

que

soudeur

portant

des

lunettes

les

voie.

Les

Øtincelles

les

scones

peuvent

voler

jusqu

pieds.

Pour

prØvenir

los

incendies

les

explosions:

Veillez

quo

votre

appareil

soit

propre

Øtat

marche,

dØnuØ

dhuile

graisse,

particules

metal

sur

les

piŁces

Ølectriques

qui

pourraient

entrainer

des

courts-circuits.

des

combustibles

trouvent

proximite,

soudez

pas,

coupez

pas.

Sipossible,

dØplacez

votre

travail

loin

des

combustibles.

Evitoz

les

ateliers

peinture

pistolet,

les

cuves

dimmersion,

les

entrepts,

les

yen

tilateurs.

cela

nest

pas

possible,

placez

los

com

bustibles

moms

pieds

des

Øtince(les

chaleur

protØgez-Ies

des

Øtincelles

avec

des

couver

tures

des

Øcrans

protecteurs

adØquats,

bien

ajustØs

ignifugØs.

dolt

pas

souder

(ou

couper)

ctØ

oppose

des

murs

touchant

les

combustibles.

Les

murs,

plafonds

planchers

proches

travail

doivent

Œtre

protØgØs

par

des

couvertures

Øcrans

protecteurs

ignifuges.

surveillant

dolt

tenir

proximitØ

avec

materiel

lutte

contre

Iincendie

adØquat,

pendant

quelque

temps

aprŁs

soudage

coupage

Si:

Des

quantites

apprØciables

combustibles

compris

une

construction

chantier)

trouvent

moms

pieds.

Des

quantitØs

appreciables

combustibles

sont

plus

pieds

mais

peuvent

Œtre

enflammØes

par

des

Øtincelles.

Des

ouvertures

(cachØes

visibles)

sur

los

planchers

los

murs

moms

plods

peuvent

exposer

dos

combustibles

aux

Øtincelles.

Les

combustibles

adjacents

aux

murs,

plafonds,

toits

cloisons

mØtalliques

peu

vent

Œtre

enflammØs

par

une

chafeur

rayon

nante

transmiso.

Avant

commencer,

avisez

contremaltre

pour

quil

sassure

que

les

precautions

adØquates

solent

prisos.

Une

fois

travail

terminØ,

vØrifiez

quil

ny

ait

pas

dØtincelles,

cendres

ardentes

flammes

dans

local.

doit

jamais

souder

couper

sur

recipient

ayant

contenu

dos

combustibles,

pouvant

produire

des

vapeurs

inflammables

toxiques

chauffe,

moms

que

recipient

nait

ete

(aye

prealable,

corn-

dØcrit

dans

Norme

AWS

A6.O,

figurant

paragraphe

l~lndex

des

Normes.

Cola

comprend:

nettoyage

fond

vapeur

caustique

(ou

lavage

avoc

dissolvant

eau

solon

solubilitØ

combustible)

suivi

dune

purge

dune

OM-267

Page

bustibles

solubility)

followed

purging

and

inerting

with

nitrogen

carbon

dioxide,

and

using

protective

equipment

recommended

A6.O.

Waterfilling

just

below

working

level

may

substitute

for

inerting.

container

with

unknown

contents

should

cleaned

(see

paragraph

above).

NOT

depend

sense

smell

sight

determine

safe

weld

cut.

Hollow

castings

containers

must

vented

before

welding

cutting.

They

can

explode.

Explosive

atmospheres.

Never

weld

cut

where

the

air

may

contain

flammable

dust,

gas,

liquid

vapors

(such

gasoline).

Compressed

Gas

Equipment

Standard

precautions.

Comply

with

precautions

this

manual,

and

those

detailed

CGA

Standard

P-i,

PRECAUTIONS

FOR

SAFE

HANDLING

COM

PRESSED

GASES

CYLINDERS,

listed

Stan

dards

index.

Pressure

Regulators

Regulator

relief

valve

designed

protect

only

the

regulator

from

overpressure;

not

intended

pro

tect

any

downstream

equipment.

Provide

such

protec

tion

with

one

relief

devices.

Never

connect

regulator

cylinder

containing

gas

other

than

that

for

which

the

regulator

was

designed.

Remove

faulty

regulator

from

service

immediately

for

repair

(first

cylinder

valve).

The

following

symp

toms

indicate

faulty

regulator:

Leaks

gas

leaks

externally.

Excessive

Creep

delivery

pressure

continues

rise

with

downstream

valve

closed.

Faulty

Gauge

gauge

pointer

does

not

move

off

stop

when

pressurized,

nor

returns

stop

after

pressure

release.

Repair.

NOT

attempt

repair.

Send

faulty

regulators

for

repair

manufacturers

designated

repair

center,

where

special

techniques

and

tools

are

used

trained

personnel.

Cylinders

must

handled

carefully

prevent

leaks

and

damage

their

walls,

valves,

safety

devices:

Avoid

electrical

circuit

contact

with

cylinders

including

third

rails,

electrical

wires,

welding

circuits.

They

can

produce

short

circuit

arcs

that

may

lead

toa

serious

cident.

(See

1-3C.)

ICC

DOT

marking

must

each

cylinder.

assurance

safety

when

the

cylinder

properly

handled.

jection

dazote

gaz

carbonique,

utilisant

Øquipement

protection

comme

rocommandØ

dans

lA6-O.

LatmosphŁre

inerte

peut

Œtre

remplacØe

par

niveau

deau

arrivant

au-dessous

travail

effectuer.

Vous

dovez

layer

recipient

dont

nature

contenu

est

inconnue

(voir

paragraphe

ci-dessus).

vous

fiez

PAS

Iodorat

vue

pour

dire

lon

peut

souder

couper

toute

sØcuritØ.

Vous

devez

pratiquer

event

sur

Ies

piŁces

rØci

pients

creux

avant

los

souder

couper:

ils

peuvent

exploser.

Atmospheres

explosives:

soudez

coupez

jamais

dans

des

lioux

oCi

lair

peut

contenir

des

poussiŁres,

gaz

vapeurs

liquides

inflammables

(tels

que

lessence).

Gaz

comprimØ

Precautions

gØnØrales:

Suivez

los

precautions

manuel,

celles

dØcrites

Norme

CGA

P-i

(PrØcau

tions

sØcuritØ

pour

manipulation

gaz

comprimØs

bouteilles),

paragraphe

Ilndex

des

Normes.

DØtendeurs

pression

soupape

sretØ

dun

dØtondour

est

dostinØo

pro

tØger

seulement

dØtendeur

surpression.

Ello

na

pas

pour

but

protØger

los

boyaux

chalumoau:

protege

ceux-ci

par

des

soupapes

retenuo

concues

spØcialomont

pour

cette

fonction.

montoz

jamais

dØtendeur

sur

uno

bouteille

conte

nant

gaz

different

celui

pour

lequel

dØtendeur

ØtØ

concu.

Enlevez

immØdiatement

dØtondeur

dØfoctueux

pour

faire

rØparer

(dabord,

formez

robinet

bouteille).

Los

symptomes

suivants

dØnotont

dØfec

tuositØ

dØtendeur:

Fuites

gaz

fuit

extØrieurement.

Ascension

excessive

si Ia

pression

debit

continue

montor,

robinet

chalumeau

Øtant

fermØ.

ManomŁtre

dØfectuoux

laiguille

manomŁtre

sØcarte

pas

goupille

butØe

lors

mise

prossion,

reviont

pas

sur

goupille

aprŁs

lØchap

pement

prossion.

Reparation.

NESSAYEZ

PAS

reparer

vous-mŒmes.

Envoyoz

los

dØtendeurs

dØfectuoux

rØparer

aux

ateliers

reparation

agrees

fabricant,

oCi

des

techni

ques

des

outils

spØciaux

sont

utilisØs

par

person

nel

formØ.

Bouteilles

Les

bouteilles

doivent

Œtre

manipulees

avec

soin

pour

prØvonir

les

fuites

dØgts

leurs

parois,

robinets

systŁmes

sOretØ.

Evitez

quun

circuit

Ølectriquo

soit

contact

avoc

los

bouteilles,

compris

los

rails

con

tact,

les

fils

Ølectriques

les

circuits

soudage.

Cela

pourrait

crØer

des

arcs

courts-circuits

pouvant

ontraIner

des

accidents

graves

(Voir

i.3C.).

Chaque

bouteille

doit

porter

les

inscriptions

ICC

DOT.

Cest

gage

sØcuritØ

pourvu

quo

bouteillo

soit

bien

manipulØe.

OM-267

Page

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