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Hobart Welding Products HSW 25 manual

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Table of contents for the manual

  • Page 1

    Visit our website at www.HobartWelders.com Processes OM-715 189 193E October 2003 Resistance Spot W elding Description HSW 15 And HSW 25[...]

  • 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[...]

  • Page 3

    T ABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2. Resistance Spot Welding Hazards 1 . . .[...]

  • Page 4

    [...]

  • Page 5

    OM-715 Page 1 Return T o T able Of Contents SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING spotom _nd_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 o[...]

  • Page 6

    OM-715 Page 2 Return T o T able Of Contents The tong tips, tongs, and linkages move during operation. MOVING P ARTS can cause injury . D Keep away from moving parts. D Keep away from pinch points. D Do not put hands between tips. D Keep all guards and panels securely in place. D OSHA and/or local codes may require additional guarding to suit the ap[...]

  • Page 7

    OM-715 Page 3 Revenez à la table des matières SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE A V ANT UTILISA TION spot_fre 8/03 2-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette procédure présente des risques de danger ! Ceux-ci sont identifiés par des symboles adjacents aux directives. Y Identifie un message de s[...]

  • Page 8

    OM-715 Page 4 Revenez à la table des matières DES ORGANES MOBILES peuvent provoquer des blessures. Pendant le soudage, les bras et électrodes se déplacent. D Ne pas s’approcher des organes mobiles. D Ne pas s’approcher des points de coincement. D Ne placez pas les mains entre les électrodes. D Maintenez en place les panneaux et protections[...]

  • Page 9

    OM-715 Page 5 Return T o T able Of Contents SECTION 3 − INTRODUCTION 3-1. Specifications Model AC Input V oltage 50/60 Hz W ork Capacity Combined Thickness Rated Output At 50% Duty W elder Dimensions W eight Model V oltage 50/60 Hz 1-Phase Combined Thickness Mild Steel Output At 50% Duty Cycle* Height Width Length HSW 15, RSP 1 10 11 0 1/8 in (3.[...]

  • Page 10

    OM-715 Page 6 Return T o T able Of Contents B. Dressing The Tips 1 New T ip 2 Used Tip Requiring Dressing 3 Dressing Method − Keep top diameter same as a new tip. 1 T ools Needed: d = <1/8 in (3.2 mm) diameter for 1.5 kV A models; 5/32 in (4 mm) for 2.5 kV A models 2 3 d d OR[...]

  • Page 11

    OM-715 Page 7 Return T o T able Of Contents 4-2. Installing Or Cleaning T ongs ST-800 155-A / Ref. ST -800 154-A Y T ur n off and unplug welder . . Be sure tong ends are clean and not corroded before installing. Clean tongs with fine steel wool. Bottom T ong: 1 Bottom T on g 2 Hole In Spatter Guard 3 Bottom T ong Securing Screws (4) Loosen the four[...]

  • Page 12

    OM-715 Page 8 Return T o T able Of Contents 4-3. Adjusting T ong And Hand Lever Pressure Y T ur n off and unplug welder . Y Excessive tong pressure can dam- ag e tips. Do not use tongs a s a clamp or vice to hold workpiece together . If the two pieces of material to be welded do not make good contact at th e point of the intended weld, clamp materi[...]

  • Page 13

    OM-715 Page 9 Return T o T able Of Contents 4-4. Installing Handle Y T ur n off and unplug welder . 1 Wodden Handle 2 Handle Bolt 3 Brackets (15, 15T Models Only) Install handle onto the spot welder as shown above. For 25 and 25T Models, install han- dl e onto either side as desired for either right- hand or left-hand use. T ools Needed: 2 Ref. ST-[...]

  • Page 14

    OM-715 Page 10 Return T o T able Of Contents 4-5. Connecting Input Power Ref. ST-800 156 Y Input power supply wiring and receptacle must meet National Ele c t r i c a l C o d e a n d all other code requirements. Operate spot welder from a sepa- rately fused or circuit breaker pro- tected circuit, and use correct size input conductors. 1 Rating Labe[...]

  • Page 15

    OM-715 Page 1 1 Return T o T able Of Contents SECTION 6 − MAINTENANCE AND TROUBLESHOOTING 6-1. Routine Maintenance Y Disconnect power before maintaining. Every Use 3 Months 6 Months Inspect T ips Replace Unreadable Labels Blow Of f Or V acuum Unit During Heavy Service, Clean Monthly OR 6-2. T roubleshooting T rouble Remedy No weld output. Check l[...]

  • Page 16

    OM-715 Page 12 Return T o T able Of Contents SECTION 7 − ELECTRICAL DIAGRAMS SA-162 467-B Figure 7-1. Circuit Diagram For 1 10 And 220 V olt Models[...]

  • Page 17

    OM-715 Page 13 Return T o T able Of Contents Notes[...]

  • Page 18

    OM-715 Page 14 Return T o T able Of Contents SECTION 8 − P ARTS LIST ST-145 048-D . Hardware is common and not available unless listed. 31 30 28 27 29 42 46 32 37 36 45 Figure 8-1. Main Assembly[...]

  • Page 19

    OM-715 Page 15 Return T o T able Of Contents 15,1 10 Description Part No. Dia. Mkgs. Item No. Figure 8-1. Main Assembly Model Quantity 25, 220 1 019 643 HANDLE, carrying 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 019 646 HANDLE, carrying 1 . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Page 20

    OM-715 Page 16 Return T o T able Of Contents Replace Coils At Factory Or Factory Authorized Service Station Description Part No. Item No. Figure 8-2. T ransformer , Power Main (Fig 8-1 Item 37) Model 15,1 10 25, 220 095 345 095 354 Quantity 1 026 601 INSULA TION 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Page 21

    OM-715 Page 17 Return T o T able Of Contents Figure 8-3. Spot Welder T ongs And Tips Flat Flat (89 mm) (89 mm) 6-1/2” (165 mm) 3-1/2” 3-1/2” Standard Flat 205 552 205 553 MO Of fset 205 557 Standard Flat 205 552 205 553 Standard 205 552 205 553 FF 205 564 FH 205 566 ST ANDARD MO OFFSET TT-6 TT-9 FF FH (190 mm) 7-1/2” Standard 205 552 205 55[...]

  • Page 22

    9/93 OPTIONS AND ACCESSORIES SWP-2 SPOT WELDER PEDEST AL (#205 567) Leaves hands free to handle the work. When foot control is depressed, tongs close and Start Switch is activated. SPOT WELD TIMER (#205 569) HSW 15 (#205 570) HSW 25 Cannot be used on “T” model units. Provides 0−5 second mechanical weld timer . GYRO BAIL (#205 568) Supports we[...]

  • Page 23

    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[...]

  • Page 24

    PRINTED IN USA  2003 Hobart Welding Products. 1/03 Hoba rt W elding Produc ts 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: Call1-800-332-3281 For Literat ure Or Nearest Deal er: Call 1-877-Hobart1 Model Name Serial/Style Number Purchase Date (Date which equipment was delivered to or[...]