Miller Electric OM-1589 - Manual (Page 27)

OM-1589 Page 21
4-3. Front Panel Controls
800 687-A
1 Display
2 Parameter Select Button
Press button to move > on display.
3 Display Control Knob
Turn knob to change parameter pointed to by
> .
Turning knob one click causes Trim (arc
length) to increase/decrease by one or Volt to
increase/decrease by 0.1.
When IPM is selected, turning knob one click
causes wire feed speed (IPM) to increase/de-
crease by one inch per minute.
When Prg # is selected, turning knob one click
causes program number (Prg #) to increase/
decrease by one.
The program number cannot be changed
while welding, with exception of Dual Sched-
ule Mode (see Section 6-1).
Pulse is a default setting. To change type of
process (Pulse, Adaptive Pulse, or MIG) use
side panel controls.
4 Jog Button
Push to momentarily feed welding wire with-
out energizing welding circuit or shielding gas
valve.
Jog speed is varied using the Display Control
knob while Jog button is pressed. Default set-
ting is 200 IPM.
5 Purge Button
Push to momentarily energize gas valve with-
out energizing the welding circuit.
Holding the Jog and Purge buttons at the
same time will display pulse parameters on
the side panel display.
6 Trigger Hold Button And Indicator Light
Trigger Hold can be set on a per program ba-
sis. Indicator light comes On for programs
where this feature is active.
To weld without holding gun trigger throughout
weld cycle, press and release button to turn
On indicator light.
To start weld cycle and feed welding wire,
press and release gun trigger within the first
three seconds after an arc has been struck. If
gun trigger is not released within the first three
seconds after arc initiation, trigger hold stops,
but is still active for next weld cycle. To end
weld cycle, press and release gun trigger.
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