3-6. Installing And Threading Welding Wire

Install wire spool. Adjust tension nut so

 

Install wire guides and

wire is taut when wire feed stops.

 

anti-wear guide.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Install drive rolls.

 

Pressure

 

Indicator

Pressure

Scale

 

Adjust

 

Rear

Pressure

Rolls

Adjust

 

 

Front

 

Rolls

No Wire Slip

Wire Slips

NONCONDUCTIVE

NONCONDUCTIVE

SURFACE

SURFACE

Drive Rolls

Tools Needed:

 

 

3/16, 5/64 in

 

Back Of Gun

 

15/16, 3/8 in

End Of Liner

. For best wire feeding performance, be

. For soft wire or small diameter stainless

. To adjust drive roll pressure, hold nozzle

sure that the outlet cable has the proper size liner for the welding wire size being used. Also, when the gun is installed, the liner extending from the back of the gun should be as close to the drive rolls as possible, without touching.

Install gun. Lay gun cable out straight. Cut off end of wire. Push wire through guides up to drive rolls; continue to hold wire. Press Jog button to feed wire out gun.

steel wire, reduce drive roll pressure on

about 2 in (51 mm) from nonconductive

the rear roll to half that of the front rolls.

surface and press gun trigger to feed wire

 

against surface. Tighten knob so wire

 

does not slip. Do not overtighten. If con-

 

tact tip is completely blocked, wire should

 

slip at the feeder (see pressure adjust-

 

ment above).Cut wire off. Close cover.

 

Ref. 156 929-A / Ref. 150 922 / Ref. 156 930 / S-0627-A

OM-1500-4 Page 13

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Image 17
Miller Electric OM-1500-4 manual Installing And Threading Welding Wire, Rear roll to half that of the front rolls

OM-1500-4 specifications

The Miller Electric OM-1500-4 is a versatile and robust multi-process welding machine that stands out in the welding industry due to its advanced technological features and superior performance. Designed for a range of applications, the OM-1500-4 excels in both light and heavy industrial environments, making it a favorite among professionals and hobbyists alike.

One of the key features of the OM-1500-4 is its multi-process capability, allowing users to perform MIG, TIG, and Stick welding with ease. This flexibility is essential for welders who require a machine that can adapt to various materials and project requirements. The machine's ability to switch between processes ensures efficiency and reduces the time spent on job changes.

The OM-1500-4 is equipped with Miller's Auto-Set technology, which simplifies the welding process by automatically adjusting the machine settings based on the selected material and thickness. This feature is particularly beneficial for novice welders, as it allows them to achieve quality welds without extensive knowledge of machine settings. Experienced welders also appreciate this technology for its time-saving benefits, enabling them to focus on more critical aspects of their work.

In terms of performance, the OM-1500-4 boasts a high output power of 150 amps, allowing it to weld thicker materials with confidence. Its robust duty cycle ensures that welders can work on demanding projects without frequent overheating or interruptions. The machine is built to withstand heavy use, featuring a durable design that can endure the rigors of industrial applications.

Moreover, the OM-1500-4 incorporates advanced cooling technologies, which help maintain optimal operating temperatures. This not only extends the lifespan of the machine but also ensures consistent performance over extended periods. The inclusion of synergic control further enhances the user experience by allowing for fine-tuning of welding parameters to achieve the best results for each specific task.

Portability is another significant advantage of the OM-1500-4. It is designed with a compact and lightweight frame, making it easy to transport between job sites. The user-friendly interface and intuitive controls streamline operation, allowing welders to set up and start working quickly.

In conclusion, the Miller Electric OM-1500-4 is a powerful, multi-process welding machine that adeptly blends technology with usability. Its outstanding features, including Auto-Set technology, high power output, and advanced cooling methods, make it a top choice for welders seeking efficiency and reliability in their equipment. Whether for professional or personal projects, the OM-1500-4 delivers performance that professionals can count on.