Manuale d’uso / di manutenzione del prodotto K471 del fabbricante Lincoln Electric
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MA GNUM 300 and 400 GMA GUN & CABLE ASSEMBLIES OPERA T OR’S MANUAL IM381-D October , 2005 Safety Depends on Y ou Lincoln arc welding and cutting equipment is designed and built with safety in mind. However , your overall safety can be increased by proper installation .
FOR ENGINE powered equipment. 1.a. T urn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors.
ii SAFETY ii ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I standards.
iii SAFETY iii FOR ELECTRICALL Y powered equipment. 8.a. T urn off input power using the disconnect switch at the fuse box before working on the equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer ’ s recommendations.
iv SAFETY iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L ’Arc 1.
v v Thank You for selecting a QUALITY product by Lincoln Electric. We want you to take pride in operating this Lincoln Electric Company product ••• as much pride as we have in bringing this product to you! Read this Operators Manual completely before attempting to use this equipment.
T ABLE OF CONTENTS Page General Description ..................................................................................................... Sectio n A Installation .................................................................................
GENERAL DESCRIPTION MAGNUM 300 & 400 A-1 A-1 GENERAL DESCRIPTION The Magnum™ 300 amp and 400 amp GMA gun and cable assemblies have been designed to meet NEMA specification EW3 for welding with steel electrode using the GMA W (gas metal arc welding) and gas- shielded FCA W (flux-cored arc welding) processes.
GENERAL DESCRIPTION MAGNUM 300 & 400 A-2 A-2 Description Gun Contact Tips Gas Product Cable Wire Size Standard Diffuser Gas Cable Gun T ube Number Length (m) in. (mm) Duty Assembly Nozzle Insulator Liner 60° K470-1 10 ft. .035 (0.9) KP2020-1B1 (3.
GENERAL DESCRIPTION MAGNUM 300 & 400 Description Gun Contact Tips Gas Product Cable Wire Size Standard Diffuser Gas Cable Gun T ube Number Length (m) in. (mm) Duty Assembly Nozzle Insulator Liner 60° K471-21 15 ft. .035 (0.9) KP2020-1B1 (4.5) .045 (1.
GENERAL DESCRIPTION MAGNUM 300 & 400 Description Gun Contact Tips Gas Product Cable Wire Size Standard Diffuser Gas Cable Gun T ube Number Length (m) in. (mm) Duty Assembly Nozzle Insulator Liner 60° K541-1 10 ft. .035 (0.9) KP2020-1B1 (3.0) .045 (1.
INST ALLA TION MAGNUM 300 & 400 Read this entire installation section before you start installation. SAFETY PRECAUTIONS ELECTRIC SHOCK can kill. • Do not touch electrically live parts such as output terminals or internal wiring. • Insulate yourself from the work and ground.
INST ALLA TION MAGNUM 300 & 400 c. For L-T ec machines that require trigger lead con- nections to be made at a terminal strip located with- in the machine (L-T ec 225), a gun control cable with forked terminals is provided. Connect the terminat- ed leads to the terminal strip.
INST ALLA TION f. Screw the gas diffuser onto the end of the gun tube and tighten with the wrench provided. g. T ighten the set screw in the side of the gas diffuser against the cable liner using the Allen wrench pro- vided. This screw should only be gently tightened.
INST ALLA TION MAGNUM 300 & 400 CONNECTION TO FEEDER CONNECTION TO LINCOLN FEEDERS Gun cable assemblies which were assembled with a K466-1 or -8 Connection Kit will connect easily to any Lincoln LN-7, LN-8, LN-9, SP-200 or LN-25 feeder . a. Check that the drive roll(s) and feeder guide tubes are appropriate for the electrode size being used.
INST ALLA TION c. Insert the control cable plug from the feeder trigger circuit into the mating socket on the gun cable con- nector handle. For machines with a twist-lock trig- ger lead receptacle, if the L-T ec gun control cable does not easily connect with the socket, the gun control cable that came with the K466-5 kit can be used.
OPERA TION ELECTRODES AND EQUIPMENT The Magnum 300 and Magnum 400 guns and cables have been designed for use with Lincoln L-50 and L-56, solid steel wire electr odes for the GMA W process and Lincoln Outershield cor ed electrodes for the gas-shielded FCAW pr ocess.
MAINTENANCE REMOV AL, INST ALLA TION AND TRIMMING INSTRUCTIONS FOR MAGNUM LINERS NOTE: The variation in cable lengths prevents the interchangeability of liners. Once a liner has been cut for a particular gun, it should not be installed in anoth- er gun, unless it can meet the liner cut off length requir ement.
MAINTENANCE e. Uncouple the strain relief by pushing its outer housing toward the middle of the cable. Move the strain relief and the cable boot towar d the middle of the cable, past the damaged section. f. Cut off the damaged section of cable and strip of f the outer jacket as shown in Figure 2.
MAINTENANCE h. Pull the cut-off lead terminals of f the trigger assem- bly and connect the replacement contr ol lead ter- minals. j. Position the cable boot and strain relief on the cable so it fits in cable handle cavity and lock the strain relief in place by pushing the two halves together .
MAINTENANCE f. Check that the cable boot and cable handle are on the cable. Slip the connector nut over the copper strands with the threaded end out. Assemble incoming connector to cable by forcing th.
MAINTENANCE MAGNUM 300 & 400 THREAD SIZES FOR MAGNUM 300 & 400 CONSUMABLES D-5 D-5.
TROUBLESHOOTING MAGNUM 300 & 400 Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
TROUBLESHOOTING MAGNUM 300 & 400 Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
NOTES MAGNUM 300 & 400.
NOTES MAGNUM 300 & 400.
W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TENÇÃO Spanish French German Portuguese Japanese Chinese Korean Arabic READ AND UNDERST AND THE MANUF ACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO BE USED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES.
W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TENÇÃO Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE P ARA ESTE EQUIPAMENTO E AS P ARTES DE USO, E SIGA AS PRÁTICAS DE SEGURANÇA DO EMPREGADOR.
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Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Lincoln Electric K471 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Lincoln Electric K471 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lincoln Electric K471 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lincoln Electric K471 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lincoln Electric K471, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Lincoln Electric K471.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lincoln Electric K471. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lincoln Electric K471 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
