3-3. Connecting Spool Gun To Millermatic 140/180 Models

A. Installing Optional Spool Gun Switch In Millermatic 140/180 Models

 

 

 

. For Renegade 180 And

 

 

 

Passport Plus Models: Discard

 

 

 

switch assembly; unit is

 

 

 

pre−wired for spool gun option.

1

2

Go to Section 3-4or 3-5.

!

Turn Off unit, and disconnect input power.

1 3

4

5

.For units prior to Serial No. LH210051N, use retrokit part no. 300409 for installing spool gun switch.

Remove wrapper from welding power source.

1Welding Power Source Center Baffle

2Snap-in Blank

Remove and discard snap-in blank from hole in center baffle.

3Switch Assembly

4Star Washer

5Jam Nut

Remove top jam nut and star washer from switch (switch is equipped with two nuts, a jam nut and a backing nut).

Insert switch assembly into center baffle so that keyway in switch shaft is facing up.

Secure switch to center baffle with star washer and jam nut. Tighten jam nut enough to keep switch from rotating.

6Wiring Harness Connectors

7Switch Connectors

8Label

Locate and separate connectors in wiring harness near label.

Connect switch connectors to matching connectors in wiring harness.

Install wrapper on unit.

Operation:

Place switch in the position with the spool gun symbol on the label for spool gun operation. Place switch in the position with the MIG gun symbol on the label for wire feeder/MIG (GMAW) gun operation.

 

7

 

When the switch is in the spool gun

 

position, spool gun wire feed speed

 

and voltage are controlled by

6

welding power source controls.

8

 

Tools Needed:

1/4, 5/16 in

9/16 in

Ref. 804 984-A / 804 982-A

OM-234 016 Page 12

Page 16
Image 16
Miller Electric OM-234 016D Connecting Spool Gun To Millermatic 140/180 Models, Turn Off unit, and disconnect input power

OM-234 016D specifications

Miller Electric OM-234 016D is a versatile and powerful machine designed for various welding applications. Known for its reliability and efficiency, this model integrates advanced technologies to cater to both professionals and hobbyists in the welding industry.

One of the standout features of the OM-234 016D is its inverter technology, which allows for a more compact and lightweight design compared to traditional welding machines. This technology not only enhances portability but also provides exceptional control over the welding process. The inverter system ensures stable arcs and precise welding performance, contributing to clean and consistent welds across different materials.

The OM-234 016D offers multiple welding modes, including TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas), making it ideal for aluminum, steel, and other metals. The machine is capable of handling a wide range of thicknesses, making it suitable for various applications such as automotive repairs, fabrication, and light industrial work. The dual functionality allows welders to switch between modes effortlessly, adapting to specific project requirements with ease.

Another key characteristic of this model is its intuitive digital display, which provides real-time feedback on welding parameters such as voltage and amperage. This feature offers users greater control over their settings, enabling them to make precise adjustments on the fly. The machine also includes advanced arc stability features that minimize spatter and enhance overall weld quality.

Safety is a priority with the OM-234 016D, equipped with multiple safety features including thermal overload protection and input power monitoring. These functions safeguard the machine against potential damage and ensure optimal performance even under heavy-duty use.

Additionally, this welding machine is designed with user comfort in mind. Its ergonomic handle and compact footprint allow for easy transportation and operation in different environments. Whether working in a garage or on a job site, the OM-234 016D combines convenience with high-performance capabilities.

In summary, the Miller Electric OM-234 016D stands out as a robust option for those seeking a reliable welding solution. Its inverter technology, dual welding modes, user-friendly interface, and safety features make it an excellent choice for a wide range of welding tasks. This machine is a testament to Miller Electric’s commitment to innovation and quality in the welding industry, proving to be an invaluable asset for anyone looking to achieve professional results in their welding projects.