K227-1 - LT-7 Tractor (Standard Model)

The LT-7 Tractor (Standard Model) Submerged Arc DC Wire Feeder is a highly efficient mechanized wire feeder designed for the submerged arc process. With its track system capabilities, this self-propelled tractor is perfect for various applications such as ship and barge building, storage tank erection, bridge deck installation, and more.

With its self-guiding feature, the LT-7 Tractor is incredibly easy to operate, often requiring only one operator. It is compatible with a range of Lincoln DC constant voltage and constant current power sources, making it versatile for different welding needs.

The compact and lightweight design allows for quick movement from one joint to another, fitting through small openings and confined spaces effortlessly. It is capable of making butt and fillet welds on heavy plates or steel as light as 12 gauge.

The LT-7 Tractor features a calibrated tractor drive that offers travel speeds ranging from 6 to 70 inches per minute, ensuring precise control. The vertical head lift adjuster allows for easy adjustment of the electrical Stick-out, providing flexibility in weld settings from 1/2 inch to 5 inches. Additionally, it offers a wide range of welding angles, up to 50° from vertical on either side and up to 30° as a drag angle.

Convenience is prioritized with the strategically located control box on the tractor, eliminating the need to return to the power source for procedure changes. This allows operators to focus on quality control, joint cleaning, and flux handling. The tractor frame enables welding on both the left and right sides for added convenience and versatility.

Designed for maximum weld quality, the LT-7 Tractor ensures close mechanical alignment between the wire and joint, eliminating the need for costly fixturing. Additionally, it comes with a three-year warranty on parts and labor, providing peace of mind to the user.

Overall, the LT-7 Tractor is a reliable and efficient wire feeder that delivers exceptional performance and ease of use, making it an ideal choice for various welding applications.