Miller Electric MC-80M owner manual OWNER’S Manual

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May 1995 Form: OM-1592A

OWNER’S

MANUAL

MC-80 And MC-80M

Air-Cooled Plasma Arc Cutting (PAC) Torches

Can Be Used For Plasma Arc Gouging (PAG)

80 Amperes, 120 Volts DC At 100% Duty Cycle

Safety Interlock Devices Shut Down Power Source

Hand-Held Torch Equipped With Either 25 Or 50 ft (7.6 Or 15.2 m) Cable

Machine-Held Torch Equipped With 50 ft (15.2 m) Cable

Fully Assembled And Supplied With Consumable Kit

Read and follow these instructions and all safety blocks carefully.

Have only trained and qualified persons install, operate, or service this unit.

Call your distributor if you do not understand the directions.

Give this manual to the operator.

For help, call your distributor

or: MILLER Electric Mfg. Co., P.O. Box 1079, Appleton, WI 54912 414-734-9821

cover 5/94 – Ref. ST-800 895

1995 MILLER Electric Mfg. Co.

PRINTED IN USA

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Contents OWNER’S Manual From Miller to You Plasma ARC Cutting Safety Precautions Plasma ARC can cause injury Fumes and Gases can be hazardous to your healthFlying Sparks and HOT Metal can cause injury Cylinders can explode if damagedEMF Information Table of ContentsPage Specifications Safety InformationCutting Torch Definition 100% Duty Cycle At 80 Amperes Duty CycleInstalling Hand-Held Torch InstallationElectric Shock can kill HOT Parts can cause severe burns Moving Parts can cause injuryInstalling Machine-Held Torch And Remote Trigger Pendant Electric Shock can kill Cutting can cause fire or explosion Operating the TorchFumes and Gases can be hazardous To your healthTorch Hitting Torch on a Hard Surface toREPEATEDLY, such as during the cutting of chain Incorrect Standoff Distance can damage torchSequence Of Plasma Arc Gouging PAG Routine Maintenance Maintenance & TroubleshootingMonths Each UseOvertightening will strip threads Checking/Replacing Cup, Tip, And ElectrodeReco Mmended VAL UES or Operat IO N Cutting Trouble TroubleshootingGouging Parts ListTorch, MC-80 Machine Support ServiceMiller Electric Mfg. Co Owner’s Record

MC-80M, MC-80 specifications

The Miller Electric MC-80 and MC-80M are advanced multi-process welding machines designed for versatility and efficiency in various welding applications. Recognized for their robust performance and state-of-the-art technology, these machines cater to the demands of professional welders across multiple industries, including fabrication, construction, and maintenance.

One of the standout features of the MC-80 and MC-80M is their ability to perform several welding processes, including MIG, TIG, Stick, and Flux-Cored welding. This multi-process capability allows users to tackle a wide range of welding tasks without needing multiple machines, which saves both time and money. The machine's adaptable nature makes it suitable for welding various materials, including mild steel, stainless steel, and aluminum.

The MC-80 series incorporates Miller's innovative Auto-Set technology. This feature automatically adjusts the machine's settings based on the user's selected material type and thickness, optimizing welding parameters for a perfect weld every time. This user-friendly technology significantly reduces the learning curve for less experienced welders while enhancing overall efficiency for seasoned professionals.

Power and performance are also key characteristics of the MC-80 and MC-80M. The machines are equipped with a powerful inverter design that provides clean, stable, and efficient arc characteristics. This inverter technology not only ensures consistent performance but also leads to energy efficiency, making these models environmentally friendly and cost-effective in the long run.

Portability is another essential aspect of the MC-80 series. Weighing considerably less than traditional transformer-based machines, these units are designed for easy transport. With the addition of an integrated handle and a lightweight design, welders can easily move the MC-80 or MC-80M around job sites, increasing productivity.

Furthermore, the versatile design of the MC-80M model includes a more advanced feature set, such as enhanced digital displays that offer real-time monitoring of welding parameters. This allows for improved control and precision during the welding process. Additionally, both models feature durable construction, ensuring reliable operation in demanding environments.

In summary, the Miller Electric MC-80 and MC-80M welding machines stand out due to their multi-process capabilities, innovative technology, energy efficiency, portability, and rugged design. These features make them ideal choices for both beginner and experienced welders looking to achieve high-quality results in a variety of welding applications.