Miller Electric 250 Welder User Manual


 
OM-353 Page 23
4-7. Amperage Adjustment Controls
1 Amperage Adjustment Control
Use control to adjust amperage,
and preset amperage on ammeter
(see Section 4-3). This control may
be adjusted while welding.
For remote amperage control,
front panel control setting is the
maximum amperage available. For
example: If front panel control is set
to 200 A, the range of the remote
amperage control is 5 to 200 A.
For spot welding, use Amperage
Adjust control to select from 5310
amps of peak amperage (see Sec-
tion 4-5).
2 Amperage Control Switch
Use switch to select way of control-
ling amperage adjustment.
For front panel control, place switch
in the PANEL position.
For remote control, place switch in
REMOTE 14 position, and connect
remote control device (see Section
3-8).
1
2
4-8. Output (Contactor) Control Switch
Y Weld output terminals are
energized when Output
(Contactor) switch is On and
Power is On.
1 Output/Contactor Switch
Use switch to select way of control-
ling unit output.
For front panel control, place switch
in ON position.
When On is selected, HF and gas
control are disabled.
For remote control, place switch in
REMOTE 14 position, and connect
remote control device (see Section
3-8).
1