CHIEF Multi-Spot M22AL Operating Manual page 10

2-7. Stud welding adjustments
Adjust stud welding according to the diameter of stud screws.
* Adjust charge voltage.
* Adjust welding torch pressure or clearance.
Stud screw adjustments are standard in the following diagram.
2-7-1 Charge voltage for soft and stainless steel stud screws:
Charge voltage for aluminum:
Weld torch pressure - Adjust pressure to minumum and test stud weld. Continue to increase pressure and test
until satisfactory results.
Stud screw Change voltage
(V)
M3-S 40
M3-F 55
M4-S 50
M4-F 63
M5-S 60
M5-F 105
M6-S 100
M6-F 120
M8-S 160
M8-F 170
Stud screw Change voltage
M3-S
M3-F
M4-S
M4-F
M5-S
M5-F
M6-S
M6-F
Welding torch pressure
(kgf)
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
4.5~5.5
(V)
50
60
60
80
75
100
120
140
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