Rear Panel of

Power Wave

Reservoir Screen

Visible Coolant Level

0.25 to 0.50 inches

Figure 1. Specified coolant level.

TABLE 1

COOLER ELECTRICAL HARNESS PIN-OUTS

Molex

Molex

Description

 

Connector

Pin No.

 

 

 

 

 

 

large

1

Ground

 

large

2

Motor Common

 

large

3

Unused

 

large

4

Unused

 

large

5

Motor 230 VAC (PW 450 only)

 

large

6

Motor 230 Vac (PW 455 only)

 

 

 

 

 

small

1

Unused

 

small

2

Unused

 

small

3

Relay coil

 

small

4

Relay coil

 

small

5

Pressure Switch - NO contact

 

small

6

Pressure Switch - common contact

 

 

 

 

 

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Lincoln Electric IM645-A installation instructions Cooler Electrical Harness PIN-OUTS, Specified coolant level

IM645-A specifications

The Lincoln Electric IM645-A is a highly regarded multi-process welding machine, designed to meet the needs of both professional welders and serious DIY enthusiasts. It seamlessly integrates multiple functionalities, allowing users to perform MIG, TIG, Stick, and flux-cored welding. This versatility makes it an essential tool in various applications, from metal fabrication to repairs and maintenance tasks.

One of the standout features of the IM645-A is its advanced inverter technology. This innovation reduces the machine's weight and size, making it more portable and easier to maneuver compared to traditional transformer-based welders. Additionally, the inverter technology provides superior energy efficiency, leading to lower operating costs over time.

The IM645-A is equipped with an intuitive digital display that provides real-time information on voltage, amperage, and other critical parameters. This user-friendly interface allows welders to make precise adjustments on-the-fly, ensuring high-quality welds across different materials and thicknesses. Furthermore, the machine supports a wide range of wire diameters, accommodating a variety of welding tasks.

A notable characteristic of the Lincoln Electric IM645-A is its robust construction. Built with high-quality materials, the machine is designed to withstand demanding work environments, ensuring durability and longevity. The cooling system is also well-designed, preventing overheating during prolonged use, which is an important factor for maintaining performance and extending the life of the machine.

The IM645-A supports advanced technologies such as Synergic Control, which automatically adjusts the welding parameters based on the chosen wire diameter and material type. This feature simplifies the setup process, allowing users to focus on the quality of their work rather than struggling with settings.

Moreover, safety is a top priority for Lincoln Electric, and the IM645-A includes multiple safety features such as overcurrent protection and thermal overload shutdown. These safeguards enhance user safety while minimizing the risk of damage to the machine itself.

In conclusion, the Lincoln Electric IM645-A stands out in the market for its multi-process capabilities, advanced inverter technology, user-friendly interface, durable construction, and safety features. Whether you're a seasoned professional or a hobbyist, this welding machine provides an excellent balance of performance, versatility, and reliability, making it a valuable addition to any workshop.