SEMIAUTOMATIC WIRE FEEDERS Input Power 24-42 VAC 50/60 Hz Output Capacity Current/Duty Cycle 600A/60% (wire drive only)(1) 600A/30% (gouging stud) Processes MIG, Flux-Cored, Submerged Arc (hand-held) and Gouging Product Number K3883-XX 17 Product Variations * See back for details Wire Size Range .025-.120 in. (0.6-3.0 mm)(2)(4) Wire Feed Speed 50-700 IPM (1.3-12.7 m/min)(2)(3) Weight/Dimensions (H x W x D) 13.3 x 15.5 x 23.6 (338 x 394 x 599) wire drive only Semiautomatic Wire Feeder The Flex Feed™ 74 HT (High Torque) is a heavy duty industrial semiautomatic wire feeder for general and structural fabrication. The Flex Feed wire feeder is designed to be customized for each application. APPLICATIONS Fabrication Structural Heavy Equipment Construction FEATURES Simple – Basic and digital user interface streamlines operator setup Modular – Modularity allows for customizable configurations RECOMMENDED POWER SOURCES Flextec™ 450 Flextec 650 Invertec® V350 PRO CV-305 CV-400 DC-400, 600 and 1000 Ranger® 250 GXT Ranger 305 G, LPD, D Vantage® 300, 400 and 500 Air Vantage® 500 600A / 30% (with gouging stud connected) 20 tooth pinion gear installed in the wire drive as equipped from the factory To achieve wire feed speed of 700, the feeder is configured with a 30 pinion gear Variation in the wire size range is dependent on the configuration of the 20 or 30 tooth pinion WHAT’S INCLUDED Bench models of the Flex Feed 74 HT include a 10 foot control cable All models include a standard #4 gun adapter Models with the Heavy Duty Wire Reel stand include a lift bail Models without a wire reel stand include K3929-1 quick disconnect inlet bushing THE LINCOLN ELECTRIC COMPANY Publication E8.203 | Issue D­ te 04/14 a © Lincoln Global, Inc. All Rights Reserved. 22801 St. Clair Avenue • Cleveland, OH • 44117-1199 • U.S.A. PH: +1.216-481-8100 • www.lincolnelectric.com Pictured: Flex Feed™ 74 HT with basic and digital user interface Rugged – Improved isolation and environmental protection – Robust connection points allow for reliable operation in tough conditions Two Year Extended Warranty Available in the U.S.A. and Canada

KEY CONTROLS 1. Digital display meter for AMPS 2. Wire Feed Speed Knob to increase or decrease feed speed 3. Optional gouge stud shown 4. Preflow Knob 5. Burnback Knob 1 10. 2/4-Step/Trigger Interlock Switch to enhance operator comfort for long welds 6. Postflow Knob 7. Digital display meter for voltage 8. Voltage control to adjust the output of the power source Pictured: Flex Feed 74 HT with basic user interface REQUIRED OPTIONS 4-Roll Wire Drive Systems Product Number Description/Wire Size inches (mm) Magnum® PRO Gun Ready Pak® Product Name Product Number Cable Length Magnum PRO Curve 200 Ready-Pak...

FEED PLATE GUN ADAPTERS K3344-1 Lincoln Electric Miller® guns OXO® guns Magnum® Fast-Mate™ Single and dual procedure guns Tweco® is a registered trademark of Victor Technologies. Miller® is a registered trademark of Miller Electric Mfg. Co. Oxo® is a registered trademark of Miller Electric Mfg. Co. Control Cables and Adapters Product Number Description Connection Use K1797-10 Wire Feeder Control Cable Extension Male 14-pin to Female 14-pin May require K1501-10, K1818-10, Male 14-pin to Female 14-pin K1819-10 or K1820-10, depending K1797-25 Wire Feeder Control Cable Extension K1797-50 Wire Feeder...

PRODUCT SPECIFICATIONS User Interface Product Name Product Number Standard Heavy Duty Wire Size Range in. (mm) 600A/60%(1) (wire drive only) Wire Feed Speed Output Capacity Current/Duty Cycle Reel Stand 600A / 30% (with gouging stud connected) 20 tooth pinion gear installed in the wire drive as equipped from the factory To achieve wire feed speed of 700, the feeder is configured with a 30 pinion gear Variation in the wire size range is dependent on the configuration of the 20 or 30 tooth pinion S - In-stock; normally in-stock for immediate shipment P - One-Pak® of stocked items; normally in-stock...