Page 2 - SAFETY; WARNING; Mar; CALIFORNIA PROPOSITION 65 WARNINGS
FOR ENGINEpowered equipment. 1.a. Turn 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....
Page 3 - ii; ELECTRIC SHOCK can kill.
ii SAFETY ii ARC RAYS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks andthe rays of the arc when welding or observingopen arc welding. Headshield and filter lensshould conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable...
Page 4 - iii
FOR ELECTRICALLYpowered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working onthe equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer ’ s recommendations. 8.c. Ground the equipment in...
Page 5 - iv
iv SAFETY iv PR É CAUTIONS DE S Û RET É Pour votre propre protection lire et observer toutes les instructions et les pr é cautions de s û ret é specifiques qui parraissent dans ce manuel aussi bien que les pr é cautions de s û ret é g é n é rales suiv- antes: S û ret é Pour Soudage A L ’ Arc 1. Prot...
Page 6 - Thank You; as much pride as we have in bringing this product to you!; Please Examine Carton and Equipment For Damage Immediately
Thank You for selecting a QUALITY product by Lincoln Electric. We want youto 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. Save this manual and...
Page 7 - TABLE OF CONTENTS
TABLE OF CONTENTS Page SAFETY .........................................................................................................................i-ivINSTALLATION SECTION .................................................................................................1 TECHNICAL SPECIFICATIONS ...
Page 8 - INSTALLATION; INPUT - SINGLE PHASE ONLY
1 INSTALLATION SQUARE WAVE TIG 175 1 TECHNICAL SPECIFICATIONS - Square Wave TIG 175 (K1583-1 only) For AC/DC Stick and DC TIG Welding at 150A/25% Duty Cycle and for AC TIG Welding up to 110A/25% Duty Cycle. Based on the 1996 U.S. National Electrical Code For AC TIG Welding at 150 A/25% Duty Cycle, B...
Page 9 - Safety Precautions; STACKING; should be lifted by two or; TILTING
2 INSTALLATION SQUARE WAVE TIG 175 2 ELECTRIC SHOCK can kill. • Only qualified personnel should perform this installation. • Turn the input power OFF at the disconnect switch or fuse box before working on this equipment. • Do not touch electrically hot parts. • Always connect the Square Wave TIG 175...
Page 10 - Keep cover and all screws securely in place.; INPUT SUPPLY CONNECTIONS; INPUT RECONNECT PROCEDURE; CAUTION
3 INSTALLATION SQUARE WAVE TIG 175 3 b) A 3/4 ” (19mm) galvanized pipe or a 5/8 ” (16mm) solid galvanized iron, steel or copper rod drivenat least eight feet into the ground. The ground should be securely made and the ground-ing cable should be as short as possible using cable ofthe same size as the...
Page 11 - WORK CABLE CONNECTION; Machine Grounding; SHIELDING GAS CONNECTION; s weight will; FIGURE A.1 Reconnect Leads; Never allow the torch to touch the cylinder.; TIG TORCH CONNECTION; FIGURE A.2 Location of Output Connections
4 INSTALLATION SQUARE WAVE TIG 175 4 strain relief boot onto the torch and connect the fittingto the adapter. The rubber strain relief boot slips overthe connection and adapter block to provide shock pro-tection. To avoid receiving a high frequency shock, keep theTIG torch and cables in good conditi...
Page 12 - REMOTE CONTROL CONNECTION; Refer to
5 INSTALLATION SQUARE WAVE TIG 175 5 REMOTE CONTROL CONNECTION A remote control receptacle is provided on the casefront of the welder for connecting a remote control to tothe machine. Refer to the Optional Accessories sectionof this manual for other available remote controls. CONNECTIONS FOR STICK (...
Page 13 - OPERATION; GENERAL DESCRIPTION; INCLUDED EQUIPMENT; For Installation and startup:; WELDING CAPABILITY; SAFETY PRECAUTIONS
6 OPERATION 6 GENERAL DESCRIPTION The Square Wave TIG 175 is a constant current, singlerange AC/DC TIG (GTAW) arc welding power sourcewith built-in arc starter / stabilizer. It also has stick weld-ing (SMAW) capability. The Square Wave TIG 175 is recommended for the TIG(GTAW) and stick (SMAW) weldin...
Page 14 - REMOTE CONTROL CONNECTOR - This connector; Remote; POLARITY SWITCH - Allows you to select between; CONTROLS AND SETTINGS
7 OPERATION 7 1. POWER SWITCH & LIGHT - Turns power on or off to the welder. When switched “ ON ” , the cool- ing fan runs and the white light will illuminate indi-cating that the power is on. 2. ELECTRODE/GAS OUTPUT RECEPTACLE - This Twistmate receptacle provides the electrical connec-tion to t...
Page 15 - MODE SWITCH - A three position toggle switch; OPERATING STEPS; NOTE: When the MODE switch is set to
8 OPERATION 8 7. MODE SWITCH - A three position toggle switch used to select the welding mode. Refer to WELD-ING IN THE STICK MODE, and WELDING IN THETIG MODE(2-STEP AND 4-STEP) later in this sec-tion for information on how the machine functions ineach of these modes. STICK: This mode is used for th...
Page 16 - REMOTE CONTROL OPERATION; cleaning
9 OPERATION 9 (STEP 3) Second Press: The output ramps down tothe level set with the Start/Crater Current control.The time it takes to ramp down is set with the Downslope Time control. (Approx. 0.5 to 10 seconds) (STEP 4) Second Release: Output is turned off stop-ping the weld and a 15 second Postflo...
Page 17 - WELDING IN STICK MODE; RECOMMENDED ELECTRODE AMPERAGE RANGES - SQUARE WAVE TIG 175; SMAW Process
10 OPERATION 10 the positive portion may also cause the electrode tooverheat at high currents causing “ tungsten spitting ” . The negative portion of the AC wave offers no cleaningaction but concentrates more heat on the work. The ACwaveform of the Square Wave TIG 175 optimizescleaning and heating o...
Page 18 - ACCESSORIES; OPTIONAL ACCESSORIES; - A foot operated remote current
11 ACCESSORIES 11 OPTIONAL ACCESSORIES K964-1 Undercarriage with Pivoting Single GasCylinder Platform - This undercarriage features a piv-oting platform to easily load and unload the gas cylin-der without lifting. It was designed specifically for theSquare Wave TIG 175 power source, and accommo-date...
Page 19 - MAINTENANCE; FAN MOTOR OR FAN BLADE REPLACEMENT
12 MAINTENANCE 12 SQUARE WAVE TIG 175 ELECTRIC SHOCK can kill. • Only qualified personnel shouldperform this maintenance. • Turn the input power OFF at thedisconnect switch or fuse boxbefore working on thisequipment. • Do not touch electrically hot parts. To avoid receiving a high frequency shock, k...
Page 20 - TROUBLESHOOTING
13 TROUBLESHOOTING 13 SQUARE WAVE TIG 175 If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your LocalLincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAUTION This Troubleshooti...
Page 21 - Observe all Safety Guidelines detailed throughout this manual; OUTPUT PROBLEMS; ON
14 TROUBLESHOOTING 14 SQUARE WAVE TIG 175 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 LocalLincoln Authorized Field Service Facility for technical troubleshoo...
Page 23 - TIG MODE PROBLEMS
16 TROUBLESHOOTING 16 SQUARE WAVE TIG 175 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 LocalLincoln Authorized Field Service Facility for technical troubleshoo...
Page 24 - TIG WELDING PROBLEMS; Technical
17 TROUBLESHOOTING 17 SQUARE WAVE TIG 175 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 LocalLincoln Authorized Field Service Facility for technical troubleshoo...
Page 26 - STICK WELDING PROBLEMS
19 TROUBLESHOOTING 19 SQUARE WAVE TIG 175 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 LocalLincoln Authorized Field Service Facility for technical troubleshoo...
Page 27 - WIRING DIAGRAM
20 WIRING DIAGRAM 20 SQUARE WAVE TIG 175 NC W 201 U 210 W 2 21 (+ ) R 2 22 (- ) R2 R 209 H3 (380V) L10808 217 T1 H1 DC+ FAN 244A 233 233 276 275 (REAR VIEW, B (-) (+) R5 MODE SWITCH R1 2 STEP TIG 4 STEP TIG 240 POWER "ON" LIGHT 231 115VAC B POLARITY SWITCH (-) D1 W 221 R 222 F 277A 244A 244B...
Page 28 - DIMENSION PRINT
21 DIMENSION PRINT 21 SQUARE WAVE TIG 175 4.00 13.76 1.40 10.00 19.53 .344 (2 HOLES) 40.73 .56 .34 .344 WELDER MOUNTING HOLES 8.21 2.54 11.50 CENTERED 27.93 9.72 25.19 36.10 23.28 19.22 40.73 L10087 7-12-96
Page 29 - NOTES
Page 31 - Lincoln Welding School; BASIC COURSE; weeks of fundamentals
Now Available...12th Edition The Procedure Handbook of Arc Welding With over 500,000 copies of previous editions published since 1933, the Procedure Handbook is considered by many to be the “ Bible ” of the arc welding industry. This printing will go fast so don ’ t delay. Place your order now using...
Page 32 - ÇÃ
WARNING AVISO DE PRECAUCION ATTENTION WARNUNG ATEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic READ AND UNDERSTAND THE MANUFACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TOBE USED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES. SE RECOMIENDA LEER Y ENTENDER LAS I...