OPERATION
3-12 Duramax Retrofit Torch Operator Manual
40 amp mechanized unshielded consumables
•Torch-to-workdistanceforthefollowingcutchartis1.5mm(1/16inch)forallcuts.
220955
Deflector
220854
Retaining cap
220857
Swirl ring
220842
Electrode
220941
Nozzle
4
5
A
Mild Steel
Arc
Current
Arc
Voltage
Motion
Delay
Material Thickness Maximum Travel Speeds Optimum Travel Speeds
Inches mm
IPM mm/min IPM mm/min
25
125
0
26 GA 0.5
550 13970 353 8966
128
22 GA 0.8
484 12294 315 8001
130
18 GA 1.3
238 6045 155 3937
131
16 GA 1.5
167 4242 109 2769
40 129 0.25
14 GA 1.9
326 8280 212 5385
Stainless
Arc
Current
Arc
Voltage
Motion
Delay
Material Thickness Maximum Travel Speeds Optimum Travel Speeds
Inches mm
IPM mm/min IPM mm/min
25
127
0
26 GA 0.5
561 14249 365 9271
127
22 GA 0.8
453 11506 295 7493
40
123
0.25
18 GA 1.3
500 12700 325 8255
127
16 GA 1.5
367 9322 239 6071
128
14 GA 1.9
220 5588 143 3632
Aluminum
Arc
Current
Arc
Voltage
Motion
Delay
Material Thickness Maximum Travel Speeds Optimum Travel Speeds
Inches mm
IPM mm/min IPM mm/min
25
125
0
1/32 0.8
564 14326 366 9296
127
1/16 1.5
236 5994 153 3886
40 127 0.25
3/32 2.4
261 6629 170 4318