Lincoln Electric IM646-A

D-7D-7

MAGNUM® 400 DUAL PROCEDURE GUNS

THREAD SIZES FOR MAGNUM® 400 CONSUMABLES

MAINTENANCE

Contents

Main MAGNUM 400 DUAL PROCEDURE GMA GUN & CABLE ASSEMBLIES OPERATORS MANUAL IM646-A K1722 K574 FORENGINE poweredequipment. i Mar 95 ELECTRICAND MAGNETICFIELDS maybedangerous ii ARCRAYScanburn. ELECTRIC SHOCK can kill. FUMESANDGASES canbedangerous. iii Jan, 07 FORELECTRICALLY poweredequipment. CYLINDERmayexplode ifdamaged. WELDING and CUTTING SPARKScan causefireorexplosion. iv Mar. 93 PRCAUTIONSDESRET PRCAUTIONSDESRETPOUR LESMACHINESSOUDER TRANSFORMATEURET REDRESSEUR vv Thank You PleaseExamine Carton and Equipment For DamageImmediately On-LineProduct Registration TABLE OF CONTENTS vivi MAGNUM 400 DUAL PROCEDURE GUNS A-1 GENERAL DESCRIPTION Page A-3 CONNECTOR KIT INSTALLATION TO GUN CABLE A-4 A-5 A-6 CONNECTION TO FEEDER A-7 B-1 OPERATION B-1 ELECTRODES AND EQUIPMENT MAKING A WELD AVOIDING WIRE FEEDING PROBLEMS CABLE REPAIR CABLE REPAIR FOR K574 & K1722 MODELS GUN TUBE END CABLE REPAIR FOR K574 AND K1722 D-2 D-3 D-4 WIRE FEEDER END REPAIR (K574 AND K1722) D-5 D-6 Page E-1 HOW TO USE TROUBLESHOOTING GUIDE E-2 CAUSE RECOMMENDED PROBLEMS (SYMPTOMS) POSSIBLE COURSE OF ACTION E-3 CAUSE RECOMMENDED PROBLEMS (SYMPTOMS) POSSIBLE COURSE OF ACTION Page Page Page Page AVI SO DE PRECAUCION ATTENTION WARNUNG ATENO