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Chicago Electric 94739 - page 1
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 1 A uto Bod y Stud W elding Kit ASSEMBL Y AND OPERA TING INSTR UCTIONS 94739 Diagrams within this manual may not be drawn proportionally . Due to continuing improvements, actual product may differ slightly from the product described herein. Distributed exclusively by Harbor Freigh ...
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Chicago Electric 94739 - page 2
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 2 Specifications Sa ve This Man ual You will need the manual for the safety warnings and precautions, assembly instructions, operating and maintenance procedures, parts list and diagram. Keep your invoice with this manual. Write the invoice num - ber on the inside of the front co ...
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Chicago Electric 94739 - page 3
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 3 8. When operating a power tool outside, use an outdoor extension cord marked “W -A” or “W”. These e xtension cords are rated f or outdoor use, and reduce the risk of electr ic shock. P ersonal Saf ety 9. Stay alert. W atch what y ou are doing, and use common sense when o ...
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Chicago Electric 94739 - page 4
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 4 Service 1. T ool service must be performed onl y by qualified repair per sonnel. Service or maintenance perf or med b y unqualified personnel could result in a risk of injur y . 2. When servicing a tool, use only identical replacement parts. F ollow instructions in the “Insp ...
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Chicago Electric 94739 - page 5
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 5 6. Maintain a safe w orking en vironment. K eep the work area well lit. Make sure there is adequate surrounding workspace. Alwa ys keep the w ork area free of obstr uctions, g rease, oil, trash, and other debris. Do not use a power tool in areas near flammab le chemicals, dusts ...
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Chicago Electric 94739 - page 6
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 6 • Where ventilation is questionable , ha ve a qualied technician tak e an air sampling to deter mine the need f or corrective measures . Use mechanical v entilation to improv e air quality . If engineer ing controls are not f easible , use an approv ed respirator . • Work ...
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Chicago Electric 94739 - page 7
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 7 GR OUNDING NO TE: This tool requires the installation of a 3-prong 230 V A C , polarized twistlock po wer cord plug (not included). The plug must be installed by a qualified electrician. See Figure A below . GR OUNDED T OOLS: T OOLS WITH THREE PRONG PLUGS 1. T ools marked with ...
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Chicago Electric 94739 - page 8
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 8 EXTENSION CORDS 1. Grounded, 230 V AC tools require a three wire e xtension cord. 2. As the distance from the supply outlet increases, y ou must use a hea vier gauge e xtension cord. Us- ing e xtension cords with inadequately sized wire causes a serious drop in v oltage, resulti ...
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Chicago Electric 94739 - page 9
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 9 REV 06l Unpac king When unpacking, chec k to make sure that the product is intact and undamaged. Included Components and Accessories: W elding Unit Electrode with Magnet / Shrinking Electrode Puller Assembly (2) P ot Hooks (50) Washers (3) Carbon Electrodes (2) Spare Fuses If an ...
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Chicago Electric 94739 - page 10
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 10 NO TE: Duty Cycle is the percenta ge of 10 minutes the welder can be in operation without overheating. 15% duty cycle means that the w elder can be energized appro ximately 1-½ minutes out of each 10 minute period. 40% duty cycle means the welder can be energized appro x. 4 mi ...
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Chicago Electric 94739 - page 11
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 11 Preparing to use the welder 1. Alwa ys clean both sides of the work mater ial at and near the work place to remov e paint, rust, dir t, grease and other contaminating material. Contaminants will interfere with the w elding process, and ma y cause no xious gasses to be produced ...
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Chicago Electric 94739 - page 12
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 12 Using the Extractor Hook 1. Thread the Extractor Hook (P ot Hook) onto the slide puller assembly . Fit the extractor hook onto the washer . 2. Hold the Hand grip with one hand, and pull the Striker back sharply against the handle. This action will pull out the dent. Repeat as n ...
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Chicago Electric 94739 - page 13
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 13 Using the Shrinking Electr ode 1. Inser t the Magnetic / Shrinking Electrode in the Gun with the rounded Shr inking end protruding. 2. Set the Ground Clamp as close as possible to the damaged area. 3. Set the Function Selector to CONTINUOUS. 4. Place the Electrode on the damage ...
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Chicago Electric 94739 - page 14
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 14 Cutting with the Carbon Electrodes: 1. Using the Carbon Electrode, set the Function s witch to “CONTINUOUS”. 2. Attach the ground nearb y the work location. 3. Contact electrode to metal and squeeze the trigger . Hold tr igger in ON position while the metal heats up . Ev en ...
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Chicago Electric 94739 - page 15
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 15 Problem P ossible Cause P ossible Solution Will not function. P ower Light is not on. P ower is OFF . Connect to power supply . Main Switch is not turned ON. T urn on switch. Fuse is broken. Replace fuse. P ower light and Thermostat light are on, but welder doesn’t function. ...
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Chicago Electric 94739 - page 16
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 16 W elder Accessories Main Wire Connection Cir cuit Diagram REV 06l, 08b Diagram D1 power D2 hot D3 work S1-1 OFF 250V/3A S1-2 Microswitch S2 Thermostat Control Boa rd FUSE S3 Main Switch Main Switch J U Spot Weld Needle 8A Extractor 3 pc 1 pc 9A ...
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Chicago Electric 94739 - page 17
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 17 P ar ts List Part Description Part Description 1 T ransformer 16 Grounding Clamp 2 Cooling Fan 17 Welding Gun 3 Relay 18 Cable Bushing 4 Shift Switch 19 Cable Bushing 5 Front Panel 20 T imer Knob 6 Auxillary T ransformer 21 Function Selector 7 Fuse Holder 22 T op Cover 8 Main C ...
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Chicago Electric 94739 - page 18
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 18 REV 06l, 08b Assembl y Photo ...
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Chicago Electric 94739 - page 19
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 19 Assembl y Photo PLEASE READ THE FOLLO WING CAREFULL Y THE MANU FA CTU RE R AND/ OR DIS TR IBU TO R HAS PR OVI DE D THE PAR TS DIA GR AM IN THI S MAN UAL AS A REF ER ENC E TOOL ON LY. N EITH ER THE MAN UFAC TURE R N OR DIST RIBU TOR MAK ES ANY REP RESE NTAT ION OR WAR RANT Y O F ...
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Chicago Electric 94739 - page 20
SKU 94739 F or technical questions, please call 1-800-444-3353 P age 20 LIMITED 1 YEAR / 90 D A Y W ARRANTY Harbor F reight T ools Co . makes e ver y eff or t to assure that its products meet high quality and dur ability standards , and warrants to the or iginal purchaser that f or a period of ninety da ys from date of purchase that the torch, line ...
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