Updated: July 8th, 2008 05:26 PM EDT
Select for On-site Welding Repairs
Welding Equipment
For big jobs, you may want a welding unit that will allow two technicians to work together.
Simplicity, which is a key consideration for on-site repairs, favors the use of stick welding.
You must find the ideal compromise between a welder/generator that is big enough to handle the task, yet is sized to fit the service truck.

By Curt Bennink
Senior Field Editor
Simply put, duty cycle is an indication of a unit's ability to operate without overheating. It tells you how long you can continuously operate the machine.
"For example, Miller's most popular welder/generators are rated for 100% duty cycle, which means you will not hurt the unit if you run it for long periods of time with the amperage turned wide open," notes John Leisner, Miller Electric.
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