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OM-715 189 193E October 2003 Processes Resistance Spot Welding Description HSW 15 And HSW 25 Visit our website at www.HobartWelders.com...
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From Hobart to You Thank you and congratulations on choosing Hobart. Now you can get the job done and get it done right. We know you don’t have time to do it any other way. This Owner’s Manual is designed to help you get the most out of your Hobart products.
SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING spotom _nd_8/03 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message. This group of symbols means Warning! Watch Out! possible ELECTRIC SHOCK, MOVING PARTS, and HOT PARTS hazards.
MOVING PARTS can cause injury. FUMES can be hazardous. Coatings, cleaners, paints, and platings can pro- The tong tips, tongs, and linkages move during duce fumes when welded. Breathing these fumes operation. can be hazardous to your health. Keep away from moving parts. Do not breathe the fumes.
SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION 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 sécurité...
DES ORGANES MOBILES peuvent LES FUMÉES peuvent être provoquer des blessures. dangereuses. Pendant le soudage, les bras et électrodes se Lors du soudage, les revêtements, produits de net- déplacent. toyage, peintures et placages peuvent dégager des fumées. Leur inhalation peut être dangereuse. Ne pas s’approcher des organes mobiles.
Width Length 1-Phase Mild Steel Cycle* 1/8 in 6 in 4-1/2 in 13 in 22 lb HSW 15, RSP 110 1.5 kVA (3.2 mm) (152 mm) (114 mm) (330 mm) (10 kg) 3/16 in 6 in 4-1/2 in 16 in...
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B. Dressing The Tips New Tip Used Tip Requiring Dressing Dressing Method − Keep top diameter same as a new tip. d = <1/8 in (3.2 mm) diameter for 1.5 kVA models; 5/32 in (4 mm) for 2.5 kVA models Tools Needed: OM-715 Page 6 Return To Table Of Contents...
4-2. Installing Or Cleaning Tongs Y Turn off and unplug welder. Be sure tong ends are clean corroded before installing. Clean tongs with fine steel wool. Bottom Tong: Bottom Tong Hole In Spatter Guard Bottom Tong Securing Screws Loosen the four screws. If needed, use a rubber mallet to loosen tong.
4-3. Adjusting Tong And Hand Lever Pressure Tools Needed: 9/16, 11/16 in Ref. ST-800 156 Y Turn off and unplug welder. splash out around the nugget area. To decrease tong pressure, loosen the rear If tong pressure is too weak, parts are nut and turn the front nut up to the pivot cast- Y Excessive tong pressure can dam- loose when the tongs close, severe arc-...
4-4. Installing Handle All HSW 15 Models All HSW 25 Models Tools Needed: Ref. ST-802 056-A 7/16, 3/8 in Y Turn off and unplug welder. Install handle onto the spot welder as shown above. For 25 and 25T Models, install han-...
4-5. Connecting Input Power Y Input power supply wiring and receptacle must meet National Electrical Code and all other code requirements. Operate spot welder from a sepa- rately fused or circuit breaker pro- tected circuit, and use correct size input conductors. Rating Label Cord Parallel Plug On 110 Volts AC...
SECTION 6 − MAINTENANCE AND TROUBLESHOOTING 6-1. Routine Maintenance Y Disconnect power before maintaining. Every Use 3 Months 6 Months Blow Off Vacuum Replace Inspect Unit Unreadable Tips Labels During Heavy Service, Clean Monthly 6-2. Troubleshooting Trouble Remedy No weld output. Check line fuses, and replace if necessary.
SECTION 8 − PARTS LIST Hardware is common and not available unless listed. ST-145 048-D Figure 8-1. Main Assembly OM-715 Page 14 Return To Table Of Contents...
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Quantity Model Item Dia. Part Mkgs. Description 15,110 25, 220 Figure 8-1. Main Assembly ....019 643 HANDLE, carrying ........
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Replace Coils At Factory Or Factory Authorized Service Station Quantity Model Item Part Description 25, 220 15,110 095 354 Figure 8-2. Transformer, Power Main (Fig 8-1 Item 37) 095 345 ..026 601 INSULATION .
OPTIONS AND ACCESSORIES SWP-2 SPOT WELDER SPOT WELD TIMER GYRO BAIL PEDESTAL (#205 569) HSW 15 (#205 568) (#205 567) (#205 570) HSW 25 Supports weight of welder. Leaves hands free to handle the Cannot be used on “T” model Operates with boom and work.
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Effective January 1, 2003 5/3/1 WARRANTY applies to all Handler 125, 135 and 175 models, Airforce 250, 250A, 375, 400 Warranty Questions? and 625 models, and Champion 4500 and 10,000 models, Beta-Mig 1800, Champ 1435, 2060, 8500 Call models, Ironman 210 and 250 models, Stickmate models, Tigmate models, and HSW-15 and 1-877-HOBART1 HSW-25 spot welder models effective with Serial No.
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Call 1-877-Hobart1 Contact the Delivering Carrier to: File a claim for loss or damage during shipment. For assistance in filing or settling claims, contact your distributor and/or equipment manufacturer’s Transportation Department. PRINTED IN USA 2003 Hobart Welding Products. 1/03...