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Manual Hobart Welding Products OM-925 217 694A

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  • Hobart Welding Products OM-925 217 694A - page 1

    Processes OM-925 217 694A February 2004 H a n d l e r 1 4 0 / 1 8 0 And H-10 Gun Arc W elding Power Source And Wire Feeder Description MIG (GMAW ) W elding Flux Cored (FCA W ) W elding Visit our website at www.HobartWelders.com ...

  • Hobart Welding Products OM-925 217 694A - page 2

    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. Thank you and congratulations on ch ...

  • Hobart Welding Products OM-925 217 694A - page 3

    T ABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2. Arc W elding Hazards 1 . . . . . . . ...

  • Hobart Welding Products OM-925 217 694A - page 4

    T ABLE OF CONTENTS SECTION 8 − MIG WELDING (GMA W) GUIDELINES 31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1. T ypical MIG Process Connections 31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2. T ypical MIG Process Control Settin ...

  • Hobart Welding Products OM-925 217 694A - page 5

    OM-925 Page 1 Return T o T able Of Contents SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING som _8/03 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. . Means “Note”; not safety related. This group of symb ...

  • Hobart Welding Products OM-925 217 694A - page 6

    OM-925 Page 2 Return T o T able Of Contents 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 wa ...

  • Hobart Welding Products OM-925 217 694A - page 7

    OM-925 Page 3 Return T o T able Of Contents 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 prot ...

  • Hobart Welding Products OM-925 217 694A - page 8

    OM-925 Page 4 Return T o T able Of Contents 1-5. Principal Safety Standards Safety i n W elding, Cutting, and Allied Processes, ANSI Standard Z49.1, from American W elding Society , 550 N.W . LeJeune Rd, Miami FL 33126 (phone: 305-443-9353, website: www .aws.org). Recommended Safe Practices for the Preparation for W elding and Cut- ting of Containe ...

  • Hobart Welding Products OM-925 217 694A - page 9

    OM-925 Page 5 Revenez à la table des matières SECTION 2 − CONSIGNES DE SÉCURITÉ − À LIRE A V ANT UTILISA TION som_fre 8/03 2-1. Signification des symboles Signifie « Mise en garde. Faire preuve de vigilance. » Cette procédure présente des risques identifiés par les symboles adjacents aux directives. Y Identifie un message de sécurit? ...

  • Hobart Welding Products OM-925 217 694A - page 10

    OM-925 Page 6 Revenez à la table des matières Le rayonnement de l’arc génère des rayons visibles et invisibles intenses (ultraviolets et infrarouges) suscep- tibles de causer des brûlures oculaires et cutanées. Des étincelles sont projetées pendant le soudage. LES RA YONS DE L ’ARC peuvent c au- ser des brûlures oculaires et cuta- née ...

  • Hobart Welding Products OM-925 217 694A - page 11

    OM-925 Page 7 Revenez à la table des matières 2-3. Autres symboles relatifs à l’installation, au fonctionnement et à l’entretien de l’appareil. Risque D’INCENDIE OU D’EXPLO- SION D Ne pas placer l’appareil sur une surface inflam- mable, ni au−dessus ou à proximité d’elle. D Ne pas installer l’appareil à proximité de produi ...

  • Hobart Welding Products OM-925 217 694A - page 12

    OM-925 Page 8 Revenez à la table des matières 2-4. Principales normes de sécurité Safety in W elding, Cutting, and Allied Processes, norme ANSI Z49.1, de l’American W elding Society , 550 N. W . LeJeune Rd, Miami FL 33126 (téléphone : (305) 443−9353, site Web : www .aws.org). Recommended Safe Practices for the Preparation for W elding and ...

  • Hobart Welding Products OM-925 217 694A - page 13

    OM-925 Page 9 Return T o T able Of Contents SECTION 3 − SPECIFICA TIONS 3-1. Specifications A. 1 15 V AC Model Rated Welding Output Amperage Range Maximum Open- Circuit V oltage DC Amperes Input at Rated Load Output 1 15 V , 60 Hz, Single- Phase KV A KW W eight W/ Gun Overall Dimensions 90 A @ 19 V olts DC, 20% Duty Cycle 63 A @ 21 V olts DC, 20% ...

  • Hobart Welding Products OM-925 217 694A - page 14

    OM-925 Page 10 Return T o T able Of Contents 3-2. Duty Cycle And Overheating Duty Cycle is percentage of 10 minutes that unit can weld at rated load without overheating. If unit overheats, thermostat(s) opens, output stops, and cooling fan runs. W ait fifteen minutes for unit to cool. Reduce amperage or duty cycle before welding. Y Exceeding duty c ...

  • Hobart Welding Products OM-925 217 694A - page 15

    OM-925 Page 1 1 Return T o T able Of Contents 3-3. V olt-Ampere Curves The volt-ampere curves show the minimum and maximum voltage an d amperage output capabilities of the welding power source. Curves of other settings fall between the curves shown. ssb1.1 10/91 − 217 624-A / 217 758-A A. 1 15 V AC Model B. 230 V AC Model RANGE 4 RANGE 3 RANGE 2 ...

  • Hobart Welding Products OM-925 217 694A - page 16

    OM-925 Page 12 Return T o T able Of Contents SECTION 4 − INST ALLA TION 4-1. Installing Welding Gun 803 71 1-A 1 Drive Assembly 2 Gun Securing Thumbscrew 3 Gun End Loosen thumbscrew . Insert end through opening until it bottoms against drive assembly . Tighten thumbscrew . W elding gun must be inserted completely to prevent leakage of shielding g ...

  • Hobart Welding Products OM-925 217 694A - page 17

    OM-925 Page 13 Return T o T able Of Contents 4-3. Process/Polarity T able Process Polarity Cable Connections Process Polarity Cable T o Gun Cable T o Work GMAW − Solid wire with shield- ing gas DCEP − Reverse polarity Connect to positive (+) out- put terminal Connect to negative (−) output terminal FCAW − Self-shielding wire − no shieldin ...

  • Hobart Welding Products OM-925 217 694A - page 18

    OM-925 Page 14 Return T o T able Of Contents 4-5. Installing Gas Supply Obtain gas cylinder and chain to running gear , wall, or other stationary support so cylinder cannot fall and break of f valve. 1 Cap 2 Cylinder V alve Remove c ap, stand to side of valve, and open valve slightly . Gas flow blows dust and dirt from valve. Close valve. 3 Cylinde ...

  • Hobart Welding Products OM-925 217 694A - page 19

    OM-925 Page 15 Return T o T able Of Contents 4-6. Selecting A Location And Connecting Input Power For 1 15 V AC Model 1 Rating Label 2 Grounded Receptacle A 1 15 volt, 20 ampere individual branch circuit protected by time-delay fuses or circuit breaker is required. 3 Plug From Unit Select extension cord of 14 A WG fo r up to 50 ft (15 m) or 12 A WG ...

  • Hobart Welding Products OM-925 217 694A - page 20

    OM-925 Page 16 Return T o T able Of Contents 4-7. Selecting A Location And Connecting Input Power For 230 V AC Model 1 Rating Label Supply correct input power . 2 Plug (NEMA 6-50P) 3 Receptacle (NEMA 6-50R) Connect plug to receptacle. 4 Line Disconnect Device See Section 4-8. Y Special installation may be required where gasoline or volatile liquids ...

  • Hobart Welding Products OM-925 217 694A - page 21

    OM-925 Page 17 Return T o T able Of Contents 4-8. Electrical Service Guide For 230 V AC Model Input V oltage 230 Input Amperes At Rated Output 20 Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes Circuit Breaker 1 , Time-Delay 2 25 Normal Operating 3 30 Min Input Conductor Size In A WG 14 Max Recommended Input Conductor Length In F ...

  • Hobart Welding Products OM-925 217 694A - page 22

    OM-925 Page 18 Return T o T able Of Contents 4-10. Threading Welding Wire 1 Wire Spool 2 Welding Wire 3 Inlet Wire Guide 4 Pressure Adjustment Knob 5 Drive Roll 6 Gun Conduit Cable Lay gun cable out straight. T ools Needed: Pull and hold wire; cut off end. 4 in (102 mm) Remove gun nozzle and contact tip. Open pressure assembly. Make sure feed roll ...

  • Hobart Welding Products OM-925 217 694A - page 23

    OM-925 Page 19 Return T o T able Of Contents SECTION 5 − O P E R A T I O N 5-1. Controls 1 Wire Speed Control Us e control to select a wire feed speed. As V oltage switch setting increases, wire speed range also increases (see weld setting label in welding power source or Sections 5-2 or 5-3 , as applicable). 2 Power Switch 3 V oltage Switch The ...

  • Hobart Welding Products OM-925 217 694A - page 24

    OM-925 Page 20 Return T o T able Of Contents 5-2. W eld Parameter Chart For 1 15 V AC Model W elding Guide for 1 15 V olt Settings are approximate. Adjust as required. Thicker materials can be welded using proper technique, joint preparation and multiple passes. Material Wire T ype Suggested Diameter Being and Shielding Gas of Wire 24 ga. W elded P ...

  • Hobart Welding Products OM-925 217 694A - page 25

    OM-925 Page 21 Return T o T able Of Contents 217 618-A Wire W elding Package Recommended V oltage and Wire Speed Settings for thickness of metal being welded. CHANGING POLARITY DCEN 20 ga. 18 ga. 16 ga. 1 1 ga. Number left of slash is V oltage Setting / Number right of slash is Wire Feed Setting. Electrode Negative .036 in. .048 in. .060 in. 1/8 in ...

  • Hobart Welding Products OM-925 217 694A - page 26

    OM-925 Page 22 Return T o T able Of Contents 5-3. W eld Parameter Chart For 230 V AC Model Welding Guide for 230 Volt Settings are approximate. Adjust as required. Thicker materials can be welded using proper technique, joint preparation and multiple passes. Material Wire T y pe Suggested Diameter Being and Shielding Gas of Wire 24 ga. 20 ga. W eld ...

  • Hobart Welding Products OM-925 217 694A - page 27

    OM-925 Page 23 Return T o T able Of Contents 217 754- Wire W elding Package Recommended V oltage and Wire Speed Settings for thickness of metal being welded. CHANGING POLARITY DCEN 18 ga. 16 ga. 1 1 ga. Number left of slash is V oltage Setting / Number right of slash is Wire Feed Setting. .048 in. .060 in. 1/8 inch 3/16 inch 1/4 inch 5/16 inch (1.2 ...

  • Hobart Welding Products OM-925 217 694A - page 28

    OM-925 Page 24 Return T o T able Of Contents SECTION 6 − MAINTENANCE &TROUBLESHOOTING 6-1. Routine Maintenance Y Disconnect power before maintaining. 3 Months Replace unreadable labels. Repair or replace cracked weld cable. Clean and tighten weld terminals. 6 Months Blow out or vacuum inside. During heavy service, clean monthly . Or 6-2. Over ...

  • Hobart Welding Products OM-925 217 694A - page 29

    OM-925 Page 25 Return T o T able Of Contents 6-4. Changing Drive Roll Or Wire Inlet Guide 1 Inlet Wire G u i d e S e c u r i n g Screw 2 Inlet Wire Guide Loosen screw . Slide tip as close to drive rolls as possible without touching. T ighten screw . 3 Drive Roll The drive roll consists of two dif fer- ent sized grooves. The stamped markings on the ...

  • Hobart Welding Products OM-925 217 694A - page 30

    OM-925 Page 26 Return T o T able Of Contents 6-6. Cleaning Or Replacing Gun Liner Ref. 802 446 8 mm / 10mm Y Disconnect gun from unit. T ools Needed: T o Reassemble Gun: Insert new liner . Install wire outlet guide so that 1/8 in (3 mm) of liner sticks out. Hand tighten outlet guide, and then tighten two full turns more. Cut liner of f so that 3/4 ...

  • Hobart Welding Products OM-925 217 694A - page 31

    OM-925 Page 27 Return T o T able Of Contents 6-7. Replacing Switch And/Or Head T ube Ref. ST-800 795-C T ools Ne e d e d : 19 mm Remove handle locking nut. Slide handle. Secure head tube in vice. Loosen jam nut. Remove from vice an d turn head tube out by hand. Hand-tighten head tube into cable connector . Place head tube in vice and tighten until ...

  • Hobart Welding Products OM-925 217 694A - page 32

    OM-925 Page 28 Return T o T able Of Contents 6-8. T roubleshooting T able T rouble Remedy No weld output; wire does not feed; fan does not run. Secure power cord plug in receptacle (see Section 4-6). does not run. Replace building line fuse or reset circuit breaker if open. Place Power switch in On position (see Section 5-1). Reset welding power so ...

  • Hobart Welding Products OM-925 217 694A - page 33

    OM-925 Page 29 Return T o T able Of Contents SECTION 7 − ELECTRICAL DIAGRAM 217 621-A Figure 7-1. Circuit Diagram For 1 15 V AC Model ...

  • Hobart Welding Products OM-925 217 694A - page 34

    OM-925 Page 30 Return T o T able Of Contents 217 755-A Figure 7-2. Circuit Diagram For 230 V AC Model ...

  • Hobart Welding Products OM-925 217 694A - page 35

    OM-925 Page 31 Return T o T able Of Contents SECTION 8 − MIG WELDING (GMA W) GUIDELINES 8-1. T ypical MIG Process Connections Y W eld current can damage electronic parts in vehicles. Disconnect both battery cables before welding on a vehicle. Pla c e w o r k c l a m p a s close t o the weld as possible. Wire Feeder/ Power Source W orkpiece Gun Re ...

  • Hobart Welding Products OM-925 217 694A - page 36

    OM-925 Page 32 Return T o T able Of Contents 8-2. T ypical MIG Process Control Settings These settings are guidelines only . Material and wire type, joint design, fitup, position, shielding gas, etc. affect settings. T est welds to be sure they comply to specifications. NOTE 3.5 x 125 A = 437 ipm 2 x 125 A = 250 ipm 1.6 x 125 A = 200 ipm 30 − 90 ...

  • Hobart Welding Products OM-925 217 694A - page 37

    OM-925 Page 33 Return T o T able Of Contents 8-3. Holding And Positioning Welding Gun Welding wire is energized when gun trigger is pressed. Before lowering helmet and pressing trigger , be sure wire is no more than 1/2 in (13 mm) past end of nozzle, and tip of wire is positioned correctly on seam. NOTE 1 Hold Gun and Control Gun T rigger 2 W orkpi ...

  • Hobart Welding Products OM-925 217 694A - page 38

    OM-925 Page 34 Return T o T able Of Contents 8-4. Conditions That Affect Weld Bead Shape Weld bead shape depends on gun angle, direction of travel, electrode extension (stickout), travel speed, thickness of base metal, wire feed speed (weld current), and voltage. NOTE Slow FILLET WELD ELECT ODE EXTENSIONS (STICKOUT) ELECTRODE EXTENSIONS (STICKOUT) ...

  • Hobart Welding Products OM-925 217 694A - page 39

    OM-925 Page 35 Return T o T able Of Contents 8-5. Gun Movement During Welding Normally , a single stringer bead is satisfactory for most narrow groove weld joints; however , for wide groove weld joints or bridging across gaps, a weave bead or multiple stringer beads works better . NOTE 1 Stringer Bead − Steady Movement Along Seam 2 Weave Bead − ...

  • Hobart Welding Products OM-925 217 694A - page 40

    OM-925 Page 36 Return T o T able Of Contents 8-8. T roubleshooting − Excessive Spatter Excessive Spa tter − scattering of molten metal partic les that cool t o solid form near weld bead. S-0636 Possible Causes Corrective Actions Wire feed speed too high. Select lower wire feed speed. V oltage too high. Select lower voltage range. Electrode exte ...

  • Hobart Welding Products OM-925 217 694A - page 41

    OM-925 Page 37 Return T o T able Of Contents 8-1 1. T roubleshooting − Lack Of Penetration Lack Of Penetration − shallow fusion between weld metal and base metal. Lack of Penetration Good Penetration S-0638 Possible Causes Corrective Actions Improper joint preparation. Material too thick. Joint preparation and design must provide access to bott ...

  • Hobart Welding Products OM-925 217 694A - page 42

    OM-925 Page 38 Return T o T able Of Contents 8-14. T roubleshooting − W aviness Of Bead W aviness O f Bead − weld metal that is not parallel and does not cover joint formed by base metal. S-0641 Possible Causes Corrective Actions W elding wire extends too far out of nozzle. Be sure welding wire extends not more than 1/2 in (13 mm) beyond nozzle ...

  • Hobart Welding Products OM-925 217 694A - page 43

    OM-925 Page 39 Return T o T able Of Contents 8-16. Common MIG Shielding Gases This is a general chart for common gases and where they are used. Many different combinations (mixtures) of shielding gases have been developed over the years. The most commonly used shielding gases are listed in the following table. Application Gas Spray Arc Steel Short ...

  • Hobart Welding Products OM-925 217 694A - page 44

    OM-925 Page 40 Return T o T able Of Contents Problem Remedy Probable Cause W elding arc not stable. Wire slipping in drive rolls. Adjust pressure setting on wire feed rolls. Replace worn drive rolls if necessary . W rong size gun liner or contact tip. Match liner and contact tip to wire size and type. Incorrect voltage setting for selected wire fee ...

  • Hobart Welding Products OM-925 217 694A - page 45

    OM-925 Page 41 Return T o T able Of Contents Notes ...

  • Hobart Welding Products OM-925 217 694A - page 46

    OM-925 Page 42 Return T o T able Of Contents SECTION 9 − P ARTS LIST . Hardware is common and not available unless listed. 803 716-A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 34 32 31 49 43 48 47 46 45 44 51 50 36 35 42 41 40 38 39 37 30 33 52 Figure 9-1. Main Assembly ...

  • Hobart Welding Products OM-925 217 694A - page 47

    OM-925 Page 43 Return T o T able Of Contents Description Part No. Dia. Mkgs. Item No. Figure 9-1. Main Assembly Quanti ty 1 199 566 DOOR, access 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 196 006 HINGE, door 2 . . . . . . . . . . . . . . . . . . . . . ...

  • Hobart Welding Products OM-925 217 694A - page 48

    OM-925 Page 44 Return T o T able Of Contents Description Part No. Dia. Mkgs. Item No. Figure 9-1. Main Assembly (Continued) Quanti ty 40 196 574 SWITCH, rocker DPST (230 V AC model) 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 207 079 KNOB, pointer (voltage) 1 . . . . . . . . . . . . . . . . . . . ...

  • Hobart Welding Products OM-925 217 694A - page 49

    OM-925 Page 45 Return T o T able Of Contents Quanti ty Description Part No. 195 957 Item No. Figure 9-2. H-10 Gun 1 169 715 NOZZLE, slip type .500 orf flush 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ♦ 087 299 TIP , contact scr .023 wire x 1.125 . . . . . . . . . . . . . . . . . . ...

  • Hobart Welding Products OM-925 217 694A - page 50

    Notes ...

  • Hobart Welding Products OM-925 217 694A - page 51

    Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. hobart retail 8/03 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. The expertise of the distribut ...

  • Hobart Welding Products OM-925 217 694A - page 52

    PRINTED IN USA  2003 Hobart Welding Products. 1/03 Hoba rt We lding Product s An I l li noi s T ool Works Company 600 W es t Main Street Troy , OH 45373 U SA For T echn i cal A ssistance: Call1-800-332-3281 For Literat ure Or Nearest Deal er: Call 1-877-Hobart1 Model Name Serial/Style Number Purchase Date (Date which equipment was delivered to o ...

Manufacturer Hobart Welding Products Category Welder

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Hobart Welding Products OM-925 217 694A.

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A complete Hobart Welding Products manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Hobart Welding Products OM-925 217 694A - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Hobart Welding Products OM-925 217 694A, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Hobart Welding Products OM-925 217 694A, that we can find in the current document
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