AUTO ARC 190 Owner's Manual

To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor. Item No. Part No. Description Figure 7-4. Drive Assembly, Wire (Fig 7-2 Item 29) Quantity 1 2 180 926 .. 180 929 .. MOTOR, gear 24VDC HOUSING, motor drive 1 1 3 4 5 6 126 838 .. 092 237 .. 090415.. 085 244 . . DRIVE ASSEMBLY, wire (consisting of) .. KNOB, adjustment tension .. SPRING,cprsn.7200Dx.O72wirexl.250 .. WASHER, cupped stl .328 ID x .812 OD x .125 lip 1 1 ...

. . Input Voltage 200 230 Input Amperes At Rated Output 30 26 Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes 45 40 Mm Input Conductor Size In AWG/Kcmil 10 10 Max Recommended Input Conductor Length In Feet (Meters) 97 (29) 128 (39) Mm Grounding Conductor Size In AWG/Kcmil 10 10 Reference: 1996 National Electrical Code (NEC). S-oog2-J 2-11. Selecting A Location And Connecting Input Power OM-187321 Page 14 ...

y Short Normal ELECTRODE EXTENSIONS (STICKOUT) Long . NOTE ~ 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. Push I._.~1Oo Perpendicular rn~ GUN ANGLESAND WELD BEAD PROFILES Drag Short Normal Long FILLET WELD ELECTRODE EXTENSIONS (STICKOUT) Slow Normal Fast GUN TRAVEL SPEED S-0634 OM-187 321 Page 26 ...

NOTE 1JIII~’ Normally, a single stringer bead is satisfactory for howevei for wide groove weld joints or bridging multiple stringer beads works better. most narrow groove weldjoints; across gaps, a weave bead or 1 Stringer Bead - Steady Movement Along Seam 1 2~ 2 Weave Bead - Side To Side Movement Along Seam 3 Weave Patterns Use weave patterns to cover a wide area in one pass of the electrode. S-0054-A k~4~(((( 6-6. Poor Weld Bead Characteristics 1 1 Large Spatter Deposits 2 Rough, Uneven Bead 3 Slight Crater During Welding 4 Bad Overlap 5 Poor Penetration S-0 ...

of Documents, U.S. Government Printing Office, Washington, D.C. 20402. Recommended Safe Practice for the Preparation for Welding and Cut ting of Containers That Have Held Hazardous Substances, norme AWS F4.1 , de l’American Welding Society, 550 N.W. Lejeune Rd, Mia mi FL 33126 National Electrical Code, NFPA Standard 70, de a National Fire Pro tection Association, Batterymarch Park, Quincy, MA 02269. DonnØes sur le soudage Ølectrique et sur les effets, pour l’organisme, des champs magnØtiques basse frequence L’extrait suivant ...

Obtain gas cylinder and chain to running gear, wall, or other sta tionary support so cylinder cannot fall and break off valve. 1 Cap 2 Cylinder Valve Remove cap, stand to side of valve, and open valve slightly. Gas flow blows dust and dirt from valve. Close valve. 3 Cylinder 4 Regulator/Flowmeter Install so face is vertical. 5 Regulator/Flowmeter Gas Hose Connection 6 Welding Power Source Gas Hose Connection Connect customer supplied gas hose between regulator/flowme ter gas hose connection, and fitting on rear of welding power source. 7 Flow Adjust Typical flow rate ...

!1~t~-~r’~~] Welding Trouble Remedy No weld output; wire does not feed. Secure power cord plug in receptacle (see Section 2-11). Check and replace power switch if necessary. Check circuit breakers CB1 and/or CB2, and reset if necessary (see Section 4-2). Replace building line fuse or reset circuit breaker if open (see Section 2-11). Secure gun plug in receptacle or repair leads (see Section 2-6). Thermostat TP1 open (overheating). Allowfan to run; the thermostat will close when the unit has cooled (see Section 2-3). No weld output; wire feeds. Connect work clamp ...