Miller Electric 350, 350P Welder User Manual


 
. A complete Parts List is available at www.MillerWelds.com
OM-1327 Page 26
SECTION 4 − OPERATION
4-1. Controls
1 Pulse Indicator Light
. Pulse only lights if unit has the pulse
MIG module and is programmed for
pulse MIG.
2 MIG Indicator Lights
Pulse (1) and MIG (2) illuminate to Indicate
weld mode of unit.
3 Process Light
PROCESS illuminates when unit is in
Process select menu.
4 Wire Light
WIRE illuminates when unit is in Pulse MIG
program select menu.
5 Timers Light
TIMERS illuminates when unit is in Timers
menu.
6 Setup Button
Use button to access Timers, Process and
Wire menus.
7 Arc Control Button
Use button to select either inductance
control in MIG welding mode or Sharp Arc
in Pulse MIG welding mode.
8 Left Knob
Use knob to adjust volts in MIG welding
mode or change parameter values in
Setup.
9 Right Knob
Use knob to adjust wire speed in MIG
welding mode or change parameter values
in Setup.
10 Left Display
11 Right Display
12 Weld Functions/Setup Indicator
Lights
VOLTS illuminates in MIG welding mode
indicating volts in left display can be
adjusted. Also, VOLTS lights to indicate left
display is showing actual voltage during
welding and for 5 seconds after the arc is
extinguished.
ARC LENGTH illuminates in Pulse MIG
welding mode indicating Arc Length can be
adjusted.
SETUP illuminates when a parameter on
the corresponding display above the light
can be adjusted.
WIRE SPEED illuminates in either Pulse
MIG or MIG welding mode indicating wire
speed can be adjusted.
AMPS illuminates indicating welding amps
appears in the display, instead of wire
speed, during welding and for 5 seconds
after the arc is extinguished.
1
11
Ref. 213 935-A
9
8
6
5
4
3
10
12
7
2
. The first time the welding power source is energized it starts in MIG welding mode. Each time after the initial startup, when the unit is turned off,
whatever mode and parameter settings were last set will remain as the current settings the next time the unit is energized.
4-2. MIG Mode
In MIG mode, VOLTS is lit under left display and WIRE SPEED is lit under right display. Left knob is used to adjust
welding voltage within a range of 14-32 volts, and right knob is used to adjust wire feed speed within a range of 25-700
IPM. Refer to weld chart in front compartment for proper parameter settings according to wire type, shielding gas, and
material type and thickness.
4-3. Jog Mode
If gun trigger is pressed and held for more than 3 seconds without striking an arc, unit will automatically shut off weld
power. For MIG guns, shielding gas will shut off after 1 minute, and for spool guns, shielding gas will continue to flow