4-11. Installing And Threading Welding Wire

 

Tools Needed:

3/16, 5/64 in

15/16, 3/8 in

Pressure

Adjust

Install drive rolls.

Install wire spool. Ad- just tension nut so wire is taut when wire feed stops.

Pressure

Indicator

Scale

Install wire guide.

Pressure

Adjust

Drive Rolls

Gun Cable

End Of Liner

NONCONDUCTIVE

SURFACE

No Wire Slip

.Be sure that outlet cable has proper size

liner for the welding wire size. When installing gun, position liner extending from outlet wire guide as close as possible to drive rolls 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.

NONCONDUCTIVE

SURFACE

Wire Slips

.For soft wire or small diameter stainless . To adjust drive roll pressure, hold nozzle

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.

152 648-A / 803 020 / 802 966 / Ref. 137 391-A / 802 954 / Ref. S-0627-A

OM-1500−11 Page 14

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Miller Electric SS-74S16, SS-74D12 manual Installing And Threading Welding Wire, Rear roll to half that of the front rolls

SS-74D12, SS-74S16, and SS-74D16, SS-74S12 specifications

Miller Electric has long been a leader in the field of welding equipment, and their range of gas-powered engine-driven welding machines showcases innovative technology designed for efficiency, reliability, and versatility. Among these products, the Miller SS-74S12, SS-74D16, SS-74S16, and SS-74D12 models stand out, providing robust solutions tailored for a variety of welding applications.

The SS-74S12 is a standout model, known for its smooth operation and user-friendly interface. At the heart of this machine lies a powerful engine that delivers consistent performance, making it ideal for remote job sites where access to power may be limited. The SS-74S12 features advanced inverter technology, ensuring optimal energy consumption without sacrificing welding quality. Its lightweight design enhances portability, allowing for convenient transport across different work sites.

Next in the lineup is the SS-74D16, which caters to users who require increased versatility. This machine incorporates dual-voltage capabilities, enabling it to operate effectively with either 120V or 240V power sources. This flexibility makes it a prime choice for contractors who frequently switch between residential and industrial projects. Additionally, the SS-74D16 is equipped with a digital display, providing real-time feedback on welding parameters, which improves user experience and accuracy.

The SS-74S16 model brings similar features to the table but with a focus on increased duty cycle. This characteristic is particularly advantageous for those engaged in heavy-duty fabrication work where extended periods of operation are commonplace. The enhanced cooling system ensures that the machine remains operational without overheating, allowing for longer, uninterrupted work sessions.

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Together, these models from Miller Electric represent a blend of advanced technology and practical features that cater to the needs of modern welders. Whether requiring mobility, versatility, durability, or compactness, users can find a model that fits their specific welding requirements, all while upholding Miller Electric’s reputation for quality and performance in the industry.