Complete Parts List is available at www.MillerWelds.com
OM-262506 Page 21
4-5. Duty Cycle And Overheating
248 003−A
1 100% Duty Cycle
Duty Cycle is percentage of 10 min-
utes that unit can weld at rated load
without overheating.
This unit is rated for welding at
325 amperes continuously.
For best performance when
welding above 300 amperes,
place Engine Control switch in
Run position.
NOTICE − Exceeding duty cycle
can damage unit and void warranty.
1
0 102030 405060708090100
400
200
300
% Duty Cycle
Weld Amperes
Notes
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