. A complete Parts List is available at www.MillerWelds.com
OM-283935 Page 13
4-9. Duty Cycle And Overheating For MIG (GMAW)
Duty Cycle is percentage of 10
minutes that unit can weld at rated
load without overheating.
If unit overheats, output stops. Wait
10 minutes for unit to cool. Reduce
amperage or duty cycle before
starting to weld again.
NOTICE − Exceeding duty cycle
can damage unit and void warranty.
2 Minutes Welding 8 Minutes Resting
Overheating
0
15
A or V
OR
Reduce Duty Cycle
Minutes
duty1 4/95 / 278660
60% Duty Cycle At 170A
20% Duty Cycle At 235A
6 Minutes Welding 4 Minutes Resting
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