Manuale d’uso / di manutenzione del prodotto SQUARE WAVE IM687 del fabbricante Lincoln Electric
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Square W a v e TIG 175 PRO OPERA T OR’S MANUAL IM687 February , 2002 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.
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.
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 Installation ..........................................................................................................Section A T echnical Specifications ........................................................................
A-1 INST ALLA TION SQUARE W A VE TIG 175 PRO A-1 TECHNICAL SPECIFICA TIONS - SQUARE W A VE TIG 175 PR0 (K1478-3 & -4 For AC/DC Stick and DC TIG Welding at 150A/25% Duty Cycle and for AC TIG Welding up to 1 10A/25% Duty Cycle. Based on the 1996 U.S.
A-2 INST ALLA TION SQUARE W A VE TIG 175 PRO A-2 ELECTRIC SHOCK can kill. • Only qualified personnel should perform this installation. • T urn the input power OFF at the disconnect switch or fuse box before working on this equipment. • Do not touch electrically hot parts.
INPUT RECONNECT PROCEDURE On multiple input voltage welders, be sure the machine is connected per the following instructions for the volt- age being supplied to the welder . Failure to follow these instructions can cause immedi- ate failure of components within the welder .
A-4 INST ALLA TION SQUARE W A VE TIG 175 PRO A-4 A TIG welding torch with cable and connector is sup- plied with the welder . Turn the Power Switch “OFF”. Connect the torch cable quick connect plug into the Electrode/Gas Output Receptacle on the front of the welder and turn it clockwise until it is tight.
A-5 INST ALLA TION SQUARE W A VE TIG 175 PRO A-5 these steps in reverse. REMOTE CONTROL CONNECTION A remote control receptacle is provided on the case front of the welder for connecting a remote control to to the machine. A Foot Amptrol tm , foot activated remote control, is included with the SQUARE W A VE TIG 175 PRO.
B-1 OPERA TION B-1 PRODUCT DESCRIPTION The SQUARE W A VE TIG 175 PRO is a constant cur- rent, single range AC/DC TIG (GT A W) arc welding power source with built-in arc starter / stabilizer .
B-2 OPERA TION B-2 1. POWER SWITCH & LIGHT - T urns power on or off to the welder . When switched “ ON ” , the cooling fan runs and the light will illuminate indicat- ing that the power is on. 2. TIG/STICK SWITCH - Selects the mode of output, either TIG (GT A W) or Stick (SMA W).
B-3 OPERA TION B-3 6. REMOTE CONTROL CONNECTOR - This connector provides connection for a remote control. See Remote Control Operation in this section of the manual.
B-4 OPERA TION B-4 work. The AC waveform of the SQUARE W A VE TIG 175 PRO optimizes cleaning and heating of the work. The result is the capability to weld through the complete range of 10 to 175 amperes in AC TIG or DC- TIG requiring only one electrode, a 3/32 ” 2% thoriated tungsten .
C-1 ACCESSORIES C-1 OPTIONAL EQUIPMENT K964-1 Undercarriage with Pivoting Single Gas Cylinder Platform - This undercarriage features a piv- oting platform to easily load and unload the gas cylin- der without lifting.
D-1 MAINTENANCE D-1 SQUARE W A VE TIG 175 PRO ELECTRIC SHOCK can kill. • Only qualified personnel should perform this maintenance. • T urn the input power OFF at the disconnect switch or fuse box before working on this equipment. • Do not touch electrically hot parts.
DO NOT use a volt-ohm meter to measure output voltages in TIG mode. The High Frequency Arc Starter voltage can damage the meter . CAUTION E-1 TROUBLESHOOTING E-1 If for any reason you do not understan.
E-2 TROUBLESHOOTING E-2 SQUARE W A VE TIG 175 PRO 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.
E-3 TROUBLESHOOTING E-3 SQUARE W A VE TIG 175 PRO 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.
E-4 TROUBLESHOOTING E-4 SQUARE W A VE TIG 175 PRO 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.
E-5 TROUBLESHOOTING E-5 SQUARE W A VE TIG 175 PRO 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.
E-6 TROUBLESHOOTING E-6 SQUARE W A VE TIG 175 PRO 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.
E-7 TROUBLESHOOTING E-7 SQUARE W A VE TIG 175 PRO 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.
F-1 WIRING DIAGRAM F-1 SQUARE W A VE TIG 175 PRO (-) (+) SCR4 SCR2 SCR1 D C B A F E D C B A + - REAR GANG L1 (-) ELECTRODE T4 NC NO MICRO-SWITCH T3 S F L3 L4 C3 SCR3 115VAC Y W H1 X1 H G 311 312 OPEN .
F-2 WIRING DIAGRAM F-2 SQUARE W A VE TIG 175 PRO L1 L2 241 TL1 THERMOSTAT 242 CONTROL PC BOARD H1 T1 78VAC 18VAC 18VAC 115VAC POLARITY SWITCH PL1 W X5 B X4 W X3 HIGH VOLTAGE CAPACITOR, .
NOTES SQUARE W A VE TIG 175 PRO.
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W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TEN ÇÃ O 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 TEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE PARA ESTE EQUIP AMENTO 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 SQUARE WAVE IM687 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 SQUARE WAVE IM687 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lincoln Electric SQUARE WAVE IM687 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lincoln Electric SQUARE WAVE IM687 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lincoln Electric SQUARE WAVE IM687, 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 SQUARE WAVE IM687.
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 SQUARE WAVE IM687. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lincoln Electric SQUARE WAVE IM687 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.