Setting Hot Start (Aluminum Pulse Only) Parameters - Miller Millermatic 350P Technical Manual

6-5. Setting Hot Start (Aluminum Pulse Only) Parameters

.
The factory default setting for Hot Start is "Auto" on 350P models. The Auto setting has
preset parameters. Hot Start can also be set to "On" (manual) for customized settings
If starts are cold or made inactive when set to Off if starts are too hot.
1
To access the Setup Feature Menu, press
both SETUP (1) and ARC CONTROL (2)
buttons at the same time.
Left display will initially show arc hours.
ALST
Rotate left knob (3) until
the left display.
Rotate right knob (4) to select hot start
mode as follows:
Auto − default setting for preset hot start
parameters
Off − hot start is inactive
On − allows customized setting of hot start
parameters
TM-1327 Page 30
3
Manual Hot Start Mode
ALST
When appears in the left display and
On
appears in the right display, the welding
power source is set for manual hot start
mode.
appears in
To access hot start parameters, press the
SETUP (1) button until SPWR appears in
the left display.
SPWR − Start Power
Range for start power is 100-250 as a per-
cent of wire feed speed.
.
SPWR maximum setting will depend
on set wire feed speed and may not
allow a setting of 250 under certain
conditions.
STMR − Start Time
4
Time range is 0.0-0.5 seconds for hot start
to be on.
STRL − Start Arc Length
Range for start arc length is 0-99 that
changes arc length from shorter to longer.
RMPT − Ramp Time
Time range is 0.1-5.0 for the time it takes to
go from hot start to set wire feed speed.
.
The two parameters that will have the
largest influence on hot start are Start
Power and Start Time. These two pa-
rameters will determine how much
heat is provided and for how long at
the beginning of the weld.
To exit this menu, press the SETUP (1)
button.
2
Ref. 213 935-A
Millermatic 350