Miller Dialarc 250 AC/DC Manual do Proprietário - Página 24
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5-1. Controls
1
Range Selector Switch
Use switch to select ac or dc weld amperage
range.
If desired amperage is in the overlapping
area of two ranges, set switch in the lower
range for better fine amperage control.
!
Do not change position of switch
while welding.
OM-321 Page 20
SECTION 5 − OPERATION
1
2
Amperage Adjustment Control
Use control to adjust amperage within range
selected by Range Selector switch.
.
This amperage adjustment scale ap-
plies to the SMAW process only. If using
this machine for the GTAW process, the
scale does not apply. The actual output
current while using the GTAW process is
higher than the scale setting.
2
3
3
Circuit Breaker CB1
If CB1 opens, weld output drops to the mini-
mum of the range selected, and cannot be
adjusted by the Amperage Adjustment
control.
Press button to reset breaker.
4
Power Switch
4
202 313-D