Hobart HSW 15, Owner'S Manual

Page 1: ...Visit our website at www HobartWelders com Processes OM 715 189 193E October 2003 Resistance Spot Welding Description HSW 15 And HSW 25 ...

Page 2: ... take time to read the Safety precautions They will help you protect yourself against potential hazards on the worksite We ve made installation and operation quick and easy With Hobart you can count on years of reliable service with proper maintenance And if for some reason the unit needs repair there s a Troubleshooting section that will help you figure out what the problem is The parts list will...

Page 3: ...pplémentaires en relation avec l installation le fonctionnement et la maintenance 4 2 4 Principales normes de sécurité 4 2 5 Information sur les champs électromagnétiques 4 SECTION 3 INTRODUCTION 5 3 1 Specifications 5 SECTION 4 INSTALLATION 5 4 1 Installing Or Dressing Tips 5 4 2 Installing Or Cleaning Tongs 7 4 3 Adjusting Tong And Hand Lever Pressure 8 4 4 Installing Handle 9 4 5 Connecting Inp...

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Page 5: ...ical parts can cause fatal shocks or severe burns The input power circuit and machine internal circuits are also live when power is on Incorrectly installed or improperly grounded equipmentis a hazard ELECTRIC SHOCK can kill D Do not touch live electrical parts D Wear dry hole free insulating gloves and body protection D Disconnect input power before installing or servicing this equip ment Lockout...

Page 6: ...nia Proposition 65 Warnings Y Welding or cutting equipment produces fumes or gases which contain chemicals known to the State of California to cause birth defects and in some cases cancer California Health Safety Code Section 25249 5 et seq Y Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State of California to cause cancer and birth defects ...

Page 7: ... à une pièce électrique sous tension peut donner une décharge fatale ou entraî ner des brûlures graves L alimentation d entrée et les circuits internes de l appareil sont également actifs lorsque le poste est sous tension Un poste incorrectementinstallé ou inadéquatement mis à la terre constitue un danger UNE DÉCHARGE ÉLECTRIQUE peut entraîner la mort D Ne touchez pas aux pièces électriques sous t...

Page 8: ...acial LES CHAMPS MAGNÉTIQUES peuvent affecter les stimulateurs cardiaques D Porteurs de stimulateur cardiaque restez à distance D Les porteurs d un stimulateur cardiaque doi vent d abord consulter leur médecin avant de s approcher des opérations de soudage par points L EMPLOI EXCESSIF peut SURCHAUFFER L ÉQUIPEMENT D Prévoir une période de refroidissement respecter le cycle opératoire nominal D Réd...

Page 9: ... 2 5 kVA 6 in 152 mm 4 1 2 in 114 mm 16 in 406 mm 30 lb 14 kg Based on 10 second time period means unit can weld for 5 seconds out of each 10 second time period Model HSW 15 RSP 110 HSW 25 RSP 220 Tong Length 6 in 152 mm 12 in 305 mm 18 in 457 mm 6 in 152 mm 12 in 305 mm 18 in 457 mm Input Volts 110 220 Output Amps 10 5500 4500 3600 6750 5800 4850 SECTION 4 INSTALLATION 4 1 Installing Or Dressing ...

Page 10: ...e Of Contents B Dressing The Tips 1 New Tip 2 Used Tip Requiring Dressing 3 Dressing Method Keep top diameter same as a new tip 1 Tools Needed d 1 8 in 3 2 mm diameter for 1 5 kVA models 5 32 in 4 mm for 2 5 kVA models 2 3 d d OR ...

Page 11: ...into bottom tong holder as far as possible and position so that tip is pointing straight up Loosely tighten screws Top Tong 4 Top Tong 5 Top Tong Holder Pivot Casting 6 Top Tong Securing Screws 4 Loosen the four screws If needed for removal use a rubber mallet to loosen tong Slide tong into pivot casting as far as necessary so that tip mates with bottom tip when tongs are closed Loosely tighten sc...

Page 12: ...when the tongs close severe arc ing occurs between workpieces and no weld can be made 1 Front Nut 2 Rear Nut 3 Pivot Casting 4 Hand Lever 5 Tongs To increase tong pressure loosen front nut The farther the front nut is turned out the greater the pressure on the tips when the hand lever is closed Turn the rear nut up to the pivot casting to lock the position To decrease tong pressure loosen the rear...

Page 13: ...en 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 dle onto either side as desired for either right hand or left hand use Tools Needed 2 Ref ST 802 056 A 7 16 3 8 in All HSW 25 Models All HSW 15 Models 1 2 1 2 1 3 ...

Page 14: ... not cut ground terminal off plug 5 Grounded Receptacle Connect plug to matching grounded receptacle 1 2 3 Or 4 5 Model Input Conductor Size AWG Fuse Circuit Breaker Size In Amperes 1 5 kVA 110 Volt 2 5 kVA 220 Volt No 10 No 10 30 30 SECTION 5 OPERATION 5 1 Controls ST 145 104 A 1 Hand Lever Use lever to open and close tongs Close the hand lever during the welding process to compress the materialb...

Page 15: ... necessary Low weld output Dress or replace tips see Section 4 1 Check tip threads Replace tips if necessary see Section 4 1 Remove and clean tongs see Section 4 2 Clean ends of tongs and tong holders see Section 4 2 Longer than normal weld time required Dress or replace tips see Section 4 1 Clean workpieces Adjust tong pressure see Section 4 3 Clean ends of tongs and tong holders see Section 4 2 ...

Page 16: ...OM 715 Page 12 Return To Table Of Contents SECTION 7 ELECTRICAL DIAGRAMS SA 162 467 B Figure 7 1 Circuit Diagram For 110 And 220 Volt Models ...

Page 17: ...OM 715 Page 13 Return To Table Of Contents Notes ...

Page 18: ...OM 715 Page 14 Return To Table Of Contents SECTION 8 PARTS 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: ... 1 26 122 210 SCREW 10 32 x 625 hexwhd slt stl 2 2 27 026 759 INSULATOR plug sec scr 2 2 28 010 711 PIN spring 375 3 00 1 1 29 169 122 HOUSING front 1 1 30 NAMEPLATE order by model and serial number 1 1 31 602 024 SCREW drive U 2 x 3 16 4 4 32 010 708 RETAINER clamp tong 1 1 33 026 605 INSULATION bottom clamp 1 1 34 181 179 INSULATOR tong 1 1 35 602 004 SCREW cap stl sch 250 20 x 750 2 2 36 010 70...

Page 20: ... 010 157 STUD stl No 10 32 x 8 125 4 3 010 156 STUD stl No 10 32 x 11 125 4 4 137 943 NUT core stud 4 4 5 039 054 BAR sec 1 5 03 9 053 BAR sec 1 ST 141 482 A Hardware is common and not available unless listed 1 2 3 4 5 Figure 8 2 Transformer Power Main Item 36 on Figure 8 1 is included when ordering these items as replacement parts To maintain the factory original performance of your equipment use...

Page 21: ...205 552 205 553 Standard 205 552 205 553 FF 205 564 FH 205 566 STANDARD MO OFFSET TT 6 TT 9 FF FH 190 mm 7 1 2 Standard 205 552 205 553 G 7 S 0550 Ref 9 1 2 241 mm 6 152 mm 205 551 12 305 mm 040 198 18 457 mm 040 199 6 152 mm 205 554 12 305 mm 205 555 18 457 mm 205 556 12 305 mm 205 558 18 457 mm 205 559 12 305 mm 205 560 18 457 mm 205 561 8 203 mm 205 563 5 127 mm 205 565 8 203 mm 205 562 ...

Page 22: ...trol 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 weight of welder Operates with boom and counterweight or from spring loaded cable Spot welds in any position ...

Page 23: ...3 1 Limited Warranty shall not apply to 1 Consumable components such as contact tips cutting nozzles slip rings drive rolls gas diffusers plasma torch tips and electrodes weld cables and tongs and tips or parts that fail due to normal wear Exception brushes slip rings and relays are covered on Hobart Engine Driven models 2 Items furnished by Hobart Miller but manufactured by others such as engines...

Page 24: ...r To locate a Distributor retail or service location Call 1 877 Hobart1 or visit our website at www HobartWelders com Contact your Distributor for Welding Supplies and Consumables Options and Accessories Personal Safety Equipment Service and Repair Replacement Parts Training Schools Videos Books Technical Manuals Servicing Information and Parts Circuit Diagrams Welding Process Handbooks Contact th...