Page 2 - From Hobart to You
Hobart Welders manufactures a full lineof welders and welding related equipment.For information on other quality Hobartproducts, contact your local Hobart distributorto receive the latest full line catalog orindividual catalog sheets. To locate your nearestdistributor or service agency call 1-877-Ho...
Page 3 - TABLE OF CONTENTS; WARNING
The following terms areused interchangeablythroughout this manual:TIG = GTAWStick = SMAW TABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 5 - SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING; Symbol Usage; Arc Welding Hazards; ELECTRIC SHOCK can kill.; FUMES AND GASES can be hazardous.
OM-314 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING som _nd_4/98 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazardswith this procedure! The possible hazards are shown inthe adjoining symbols. Y Marks a special safety message. . Means “Note”; not safety related. This ...
Page 6 - WELDING can cause fire or explosion.
OM-314 Page 2 Arc rays from the welding process produce intensevisible and invisible (ultraviolet and infrared) raysthat can burn eyes and skin. Sparks fly off from theweld. ARC RAYS can burn eyes and skin. D Wear a welding helmet fitted with a proper shade of filter to protectyour face and eyes whe...
Page 7 - Additional Symbols For Installation, Operation, And Maintenance; Principal Safety Standards
OM-314 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 nearcombustible surfaces. D Do not install unit near flammables. D Do not overload building wiring – be sure power supply system isproperly sized, ...
Page 8 - EMF Information
OM-314 Page 4 1-5. EMF Information Considerations About Welding And The Effects Of Low FrequencyElectric And Magnetic FieldsWelding current, as it flows through welding cables, will cause electro-magnetic fields. There has been and still is some concern about suchfields. However, after examining mor...
Page 9 - Signification des symboles; Dangers relatifs au soudage à l’arc; UN CHOC ÉLECTRIQUE peut tuer.
OM-314 Page 5 SECTION 1 – CONSIGNES DE SECURITE – LIRE AVANT UTILISATION som _nd_fre 4/98 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette procédureprésente des risques de danger ! Ceux-ci sont identifiéspar des symboles adjacents aux directives. Y Identifie un message...
Page 10 - LE BRUIT peut affecter l’ouïe.
OM-314 Page 6 Le rayonnement de l’arc du procédé de soudagegénère des rayons visibles et invisibles intenses(ultraviolets et infrarouges) susceptibles de provoquer des brûlures dans les yeux et sur la peau. Des étincelles sont projetées pendant le soudage. LES RAYONS DE L’ARC peuvent pro-voquer des ...
Page 13 - SECTION 2 – INSTALLATION; Specifications
OM-314 Page 9 SECTION 2 – INSTALLATION 2-1. Specifications Model Amperes Input At Rated Load Output, 50 Hz, Single-Phase Amperes Input At Rated Load Output, 60 Hz, Single-Phase Model 220 V 260 V 380 V 440 V 520 V KVA KW 200 V 230 V 460 V 575 V KVA KW AC 68 57.5 39.3 34 28.7 14.9 11 78 68 34 27 15.6 ...
Page 14 - Dimensions And Weights
OM-314 Page 10 2-3. Volt-Ampere Curves ssb1.1 10/91 – SB-002 696-A / SB–002 689-A The volt-ampere curves show theminimum and maximum voltageand amperage output capabilities ofthe welding power source. Curvesof other settings fall between thecurves shown. A. DC Mode B. AC Mode 2-4. Dimensions And Wei...
Page 15 - Selecting A Location; Weld Cable Sizes
OM-314 Page 11 2-5. Selecting A Location 1 Rating Label Use rating label to determine inputpower needs. Label located on frontpanel. 2 Line Disconnect Device Locate unit near correct input pow-er supply. Y Special installation may berequired where gasoline orvolatile liquids are present –see NEC Art...
Page 16 - Connecting To Weld Output Terminals
OM-314 Page 12 2-7. Connecting To Weld Output Terminals ST-800 052-A / Ref. S-161 415 For DC Weld Output 1 Negative (–) Weld OutputTerminal 2 Positive (+) Weld OutputTerminal For Electrode Positive (DCEP),connect work cable to Negative (–)terminal and electrode holder cableto Positive (+) terminal. ...
Page 17 - Electrical Service Guide
OM-314 Page 13 2-8. Electrical Service Guide 60 Hertz Models With Power Factor Correction Without Power Factor Correction Input Voltage 200 230 460 575 200 230 460 575 Input Amperes At Rated Output 78 68 34 27 103 90 45 36 Max Recommended Standard Fuse Or CircuitBreaker Rating In Amperes 125 100 50 ...
Page 18 - Placing Jumper Links And Connecting Input Power
OM-314 Page 14 2-9. Placing Jumper Links And Connecting Input Power input_3 3/96 - ST-111 901-F Y Have only qualified personsmake this installation. Seerating label in Section 2-5,and be sure to supply correctinput power. Check input voltage available atsite. Remove side panel. 1 Jumper Link Label C...
Page 19 - SECTION 3 – OPERATION; Controls
OM-314 Page 15 SECTION 3 – OPERATION 3-1. Controls ST-186 137 1 Range Selector Switch Use switch to select ac or dc weld amperagerange. If desired amperage is in the overlappingarea of two ranges, set switch in the lowerrange for better fine amperage control. Y Do not change position of switchwhile ...
Page 20 - SECTION 4 – MAINTENANCE & TROUBLESHOOTING; Routine Maintenance
OM-314 Page 16 SECTION 4 – MAINTENANCE & TROUBLESHOOTING 4-1. Routine Maintenance . Maintain more oftenduring severe conditions. Y Disconnect power before maintaining. 3 Months Replace Unreadable Labels Repair Or Replace Cracked Weld Cable 3 Months 6 Months Clean And Tighten Weld Terminals Blow ...
Page 21 - SECTION 5 – ELECTRICAL DIAGRAMS; Figure 5-1. Circuit Diagram For 60 Hertz Models
OM-314 Page 17 SECTION 5 – ELECTRICAL DIAGRAMS SB-090 666-D For Primary Circuit Diagram Portion, referto the Circuit Diagram located inside thewrapper of the welding power source. Figure 5-1. Circuit Diagram For 60 Hertz Models SB-090 667-D For Primary Circuit Diagram Portion, referto the Circuit Di...
Page 22 - SECTION 6 – PARTS LIST
OM-314 Page 18 SECTION 6 – PARTS LIST ST-133 712-G . Hardware is common andnot available unless listed. 1 2 3 4 5 6 7 9 8 11 10 6 12 13 FIG 6–4 14 15 16 FIG 6–2 17 Figure 6-1. Main Assembly
Page 23 - Replace Coils at Factory or Factory Authorized Service Station
OM-314 Page 19 Replace Coils at Factory or Factory Authorized Service Station Description Quantity Part No. Dia. Mkgs. Item No. Model Without PFC WithPFC Figure 6-1. Main Assembly 1 034 288 COVER, top 1 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 26 - Notes
Page 28 - Hobart Welding Products; Please complete and retain with your personal records.; Contact your Distributor for:; Resources Available; For technical assistance:
PRINTED IN USA 2000 Hobart Welding Products. 1/00 Hobart Welding Products An Illinois Tool Works Company600 West Main StreetTroy, OH 45373 USA For Technical Assistance:Call1-800-332-3281For Literature Or Nearest Dealer:Call 1-877-Hobart1 Model Name Serial/Style Number Purchase Date (Date which equ...
