Instruction/ maintenance manual of the product OM-180 670Q Hobart Welding Products
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Processes Multiprocess W elding OM-180 670Q March 2002 Description Arc Welding Power Source Stellar A T (400 V olt Models).
Hobart W elders manufactures a full line of welders and welding related equipment. For information on other quality Hobart products, contact your local Hobart distributor to receive the latest full line catalog or individual catalog sheets. T o locate your nearest distributor or service agency call 1-877-Hobart1.
The following terms are used interchangeably throughout this manual: TIG = GT AW Stick = SMAW T ABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . .
dec_con1 10/95 Declaration of Conformity For European Community (CE) Products Manufacturer ’s Name: Miller Electric Mfg. Co. Manufacturer ’s Address: 1635 W .
OM-180 670 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING som _nd_4/98 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message.
OM-180 670 Page 2 Arc rays from the welding process produce intense visible and invisible (ultraviolet and infrared) rays that can burn eyes and skin. Sparks fly off from the weld. ARC RA YS can burn eyes and skin. D Wear a welding helmet fitted with a proper shade of filter to protect your face and eyes when welding or watching (see ANSI Z49.
OM-180 670 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. D Do not install or place unit on, over , or near combustible surfaces. D Do not install unit near flammables. D Do not overload building wiring – be sure power supply system is properly sized, rated, and protected to handle this unit.
OM-180 670 Page 4 1-5. EMF Information Considerations About W elding And The Effects Of Low Frequency Electric A n d M a g netic Fields W elding current, as it flows through welding cables, will cause electro- magnetic fields. There has been and still is some concern about such fields.
OM-180 670 Page 5 SECTION 1 – CONSIGNES DE SECURITE – LIRE A V ANT UTILISA TION som _nd_fre 4/98 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette proc é dure pr é sente des risques de danger ! Ceux-ci sont identifi é s par des symboles adjacents aux directives.
OM-180 670 Page 6 Le rayonnement de l ’ arc du proc é d é de soudage g é n è re des rayons visibles et invisibles intenses (ultraviolets et infrarouges) susceptibles de provoquer des br û lures dans les yeux et sur la peau. Des é tincelles sont projet é es pendant le soudage.
OM-180 670 Page 7 1-3. Dangers suppl é mentaires en relation avec l ’ installation, le fonctionnement et la maintenance Risque D ’ INCENDIE OU D ’ EXPLOSION. D Ne pas placer l ’ appareil sur , au-dessus ou à proxi- mit é de surfaces infllammables.
OM-180 670 Page 8 1-4. Principales normes de s é curit é Safety in W elding and Cutting, norme ANSI Z49.1, de l ’ American W el - ding Society , 550 N.W . Lejeune Rd, Miami FL 33126 Safety and Health Sandards, OSHA 29 CFR 1910, du Superintendent of Documents, U.
OM-180 670 Page 9 SECTION 2 – DEFINITIONS 2-1. Manufacturer ’ s W arning Label Definitions W arning! W atch Out! There are possible hazards as shown by the symbols. 1 Electric shock from welding electrode or wiring can kill. 1.1 W ear dry insulating gloves.
OM-180 670 Page 10 > 60 s V S-179 190-A V V 1 W arning! W atch Out! There are possible hazards as shown by the symbols. 2 Electric shock from wiring can kill. 3 Disconnect input plug or power before working on machine. 4 Hazardous voltage remains on input capacitors after power is turned off.
OM-180 670 Page 1 1 2-2. Manufacturer ’ s Rating Labels.
OM-180 670 Page 12 2-3. Symbols And Definitions A Amperage Panel Alternating Current (AC) V V oltage Output Circuit Breaker Remote On Of f Gas Tungsten Arc W elding Negative V oltage Input Direct Curr.
OM-180 670 Page 13 SECTION 3 – INST ALLA TION 3-1. Specifications Rated W elding Output V oltage Range Amperage Range Maximum Open-Circuit IP Rating Amperes Input at Rated Load Output 50/60 Hz Output Range Range V oltage DC 400 V KV A KW 300 A @ 32 V olts DC, 60% Duty Cycle 10 – 35 5 – 400 90 23 17.
OM-180 670 Page 14 3-3. V olt-Ampere Curves va_curve1 4/95 – SA-178 652 / SA-178 653 V olt-ampere curves show minimum and maximum voltage and amper- age output capabilities of unit. Curves of other settings fall be- tween curves shown. A. CC Mode B.
OM-180 670 Page 15 3-4. Selecting A Location loc_2 3/96 - ST -801 192 1 Lifting Handles Use handles to lift unit. 2 Hand Cart Use cart or similar device to move unit. 3 Plate Label Use label to determine input power needs. 4 Line Disconnect Device Locate unit near correct input power supply .
OM-180 670 Page 16 3-5. W eld Output T erminals And Selecting Cable Sizes Y ARC WELDING can cause Electromagnetic Interference. T o reduce possible interference, keep weld cables as short as possible, close together , and down low , such as on the floor .
OM-180 670 Page 17 3-6. Remote 14 Receptacle Information Socket* Socket Information 24 VOL TS AC A 24 volts ac. Protected by circuit breaker CB2. AJ K I 24 VOL TS AC B Contact closure to A completes 24 volts ac con- tactor control circuit. B I C L NH 1 15 VOL TS AC I 1 15 volts ac.
OM-180 670 Page 18 3-8. Electrical Service Guide Actual input voltage should not exceed ± 10% of indicated required input voltage. If actual input voltage is outside of this range, output may not be available. NOTE Input V oltage 400 Input Amperes At Rated Output 17.
OM-180 670 Page 19 SECTION 4 – OPERA TION 4-1. Front Panel Controls 1 Power On/Off Switch . The fan motor is thermostatically controlled and only runs when cooling is needed.
OM-180 670 Page 20 4-2. Meter Functions The meters display the actual weld output values for approximately three seconds after the arc is broken. NOTE Mode Meter Reading At Idle Lift-Arc T rigger Hold TIG (GT AW) VA Blank Preset Amps 85 TIG (GT AW) Blank Preset Amps VA 85 MIG (GMAW) Preset V olts Blank VA 24.
OM-180 670 Page 21 4-3. Mode Switch Settings The SMAW modes provide the Adaptive Hot Start feature, which automatically increases the output amperage at the start of a weld should the start require it. This eliminates electrode sticking at arc start.
OM-180 670 Page 22 4-4. Lift-Arc T rigger Hold TIG 1 TIG Electrode 2 W orkpiece . Procedure requires: Start sequence: • T ouch tungsten electrode to workpiece at weld start point. • Momentarily depress output switch. • Slowly lift electrode. An arc will form when electrode is lifted.
OM-180 670 Page 23 SECTION 5 – MAINTENANCE & TROUBLESHOOTING 5-1. Routine Maintenance Y Disconnect power before maintaining. . Maintain more often during severe conditions.
OM-180 670 Page 24 5-3. V oltmeter/Ammeter Help Displays . Al l directions are in reference to the front of the unit. All circuitry referred to is lo- cated inside the unit. 1 Help 0 Display Indicates a shorted thermistor R T2 on the left side o f t h e unit.
OM-180 670 Page 25 5-4. T roubleshooting T rouble Remedy No weld output; unit completely inop- Place line disconnect switch in On position (see Section 3-9). erative. Check and replace line fuse(s), if necessary , or reset circuit breaker (see Section 3-9).
OM-180 670 Page 26 Notes.
OM-180 670 Page 27 SECTION 6 – ELECTRICAL DIAGRAM 197 552 Figure 6-1. Circuit Diagram For Welding Power Source.
OM-180 670 Page 28 SECTION 7 – P ARTS LIST 801 605-F Figure 7-1. Parts Assembly.
OM-180 670 Page 29 Description Part No. Dia. Mkgs. Item No. Figure 7-1. Parts Assembly Quantity 1 +175 148 WRAPPER 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-180 670 Page 30 Description Part No. Dia. Mkgs. Item No. Figure 7-1. Parts Assembly (Continued) Quantity 44 Z1 173 570 ST ABILIZER 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. hobart standard 10/01 Service Y o u always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor or call 1-800-332-3281.
PRINTED IN USA 2002 Hobart Welding Products. 1/02 Hoba rt W elding Product s An I l li noi s T ool Works Com pany 600 W es t Main St reet Troy , OH 45373 USA For T ech nical Assistance: Call1-800-.
An important point after buying a device Hobart Welding Products OM-180 670Q (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hobart Welding Products OM-180 670Q yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hobart Welding Products OM-180 670Q - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hobart Welding Products OM-180 670Q you will learn all the available features of the product, as well as information on its operation. The information that you get Hobart Welding Products OM-180 670Q will certainly help you make a decision on the purchase.
If you already are a holder of Hobart Welding Products OM-180 670Q, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hobart Welding Products OM-180 670Q.
However, one of the most important roles played by the user manual is to help in solving problems with Hobart Welding Products OM-180 670Q. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hobart Welding Products OM-180 670Q along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
