Operating Your Machine; Operation Instructions For Mig - Linde BOC Smootharc Advance MIG 425R Operating Manual

22 BOC Smootharc Advance III MIG 425R & 555R Operating manual

7.0 Operating your machine

Set-up for MIG/MAG process (air cooled)
7.1

Operation Instructions for MIG

1 Starting up
Turn the power switch to the ON position.
2 Regulating gas flow
Open the cylinder valve, observe the flowmeter, and adjust the gas flow to
the appropriate position according to the welding requirements.
3 Select welding mode and related items
In the Home screen, the MIG mode (MIG/SYN or MIG/Manual) is selected
using the left knob, and the welding method, material, wire diameter and
shielding gas are selected according to the actual situation.
To load previously saved welding parameters, select the corresponding JOB
number 1 to 9 (the number without saved data cannot be selected).
Note: In the Home screen, please refer to '6.2 Home Screen Icons' for a description of
each of the parameter icons.
4 Setting main parameters
In the Home screen, turn the right knob to select Main SET, and then press
right knob to confirm to enter the Main SET / Welding Screen.
Rotate the left knob to adjust welding current, short press right knob to
switch to voltage and inductance, and rotate right knob to set welding
voltage or inductance.
Note: In the Main Settings, please refer to '6.4 Main Settings (Welding parameters)' for
the operation instructions of Left and Right knobs.
Set-up for self-shielded flux cored arc welding (Air cooled)
5 Setting second parameters
In the Home Screen, turn the Right knob to select Second SET, and then
press Right knob to confirm to enter the Second SET Screen.
Rotate Left knob to select parameter item, and rotate Right knob to set
parameter value.
Note: Only MIG/SYN mode has secondary parameters.
inch
6 Wire
After fitting wire spool and threading wire through feed rolls, press and
hold the Wire Inch Button on the control panel until wire emerges from
the contact tip.
Release the button to stop the wire inch.
7 Gas test
Short press the Gas Test Button on the power supply or wire feeder panel to
check whether the gas supply is normal.
Press the button again to stop the gas test.
8 Start welding
Welding operation can be carried out after setting and inspection.
When welding the display screen shows real-time current and voltage.